{"id":3291,"date":"2025-05-16T06:44:06","date_gmt":"2025-05-16T06:44:06","guid":{"rendered":"https:\/\/donyanchem.com\/?p=3291"},"modified":"2025-06-09T07:38:05","modified_gmt":"2025-06-09T07:38:05","slug":"what-is-classification-of-polyurethane-foam","status":"publish","type":"post","link":"https:\/\/donyanchem.com\/tr\/what-is-classification-of-polyurethane-foam\/","title":{"rendered":"Poli\u00fcretan k\u00f6p\u00fc\u011f\u00fcn s\u0131n\u0131fland\u0131rmas\u0131 nedir?"},"content":{"rendered":"<div class=\"wp-block-uagb-advanced-heading uagb-block-077c57c8\"><h1 class=\"uagb-heading-text\"><strong>Poli\u00fcretan k\u00f6p\u00fc\u011f\u00fcn s\u0131n\u0131fland\u0131rmas\u0131 nedir?<\/strong><\/h1><\/div>\n\n\n\n<p>Poli\u00fcretan (PU) k\u00f6p\u00fck, kanepenizin yumu\u015fak dolgusundan bina duvarlar\u0131ndaki sert yal\u0131t\u0131ma kadar say\u0131s\u0131z uygulamada bulunan inan\u0131lmaz derecede \u00e7ok y\u00f6nl\u00fc bir malzemedir. Uyarlanabilirli\u011fi, kimyasal yap\u0131s\u0131 ve \u00fcretim s\u00fcrecinin ki\u015fiye \u00f6zel uyarlanabilmesinden kaynaklan\u0131r ve bu da farkl\u0131 \u00f6zelliklere sahip \u00e7ok \u00e7e\u015fitli k\u00f6p\u00fck t\u00fcrlerinin ortaya \u00e7\u0131kmas\u0131n\u0131 sa\u011flar. \u0130ster \u00fcretici, ister m\u00fcteahhit, ister tasar\u0131mc\u0131 veya t\u00fcketici olun, poli\u00fcretan k\u00f6p\u00fc\u011f\u00fcn s\u0131n\u0131fland\u0131rmas\u0131n\u0131 anlamak, belirli bir ihtiya\u00e7 i\u00e7in do\u011fru malzemeyi se\u00e7menizi sa\u011flamak a\u00e7\u0131s\u0131ndan \u00e7ok \u00f6nemlidir.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-5580ee48\"><h2 class=\"uagb-heading-text\"><strong>Poli\u00fcretan K\u00f6p\u00fck Nedir?<\/strong><\/h2><\/div>\n\n\n\n<p><strong>Poli\u00fcretan k\u00f6p\u00fck<\/strong>\u00a0kat\u0131d\u0131r\u00a0<a href=\"https:\/\/en.wikipedia.org\/wiki\/Polymeric_foam\" target=\"_blank\" rel=\"noopener\">polimerik k\u00f6p\u00fck<\/a>\u00a0dayal\u0131\u00a0<a href=\"https:\/\/en.wikipedia.org\/wiki\/Polyurethane\" target=\"_blank\" rel=\"noopener\">poli\u00fcretan<\/a>\u00a0Kimya. Uzman olarak\u00a0<a href=\"https:\/\/en.wikipedia.org\/wiki\/Synthetic_fibre\" target=\"_blank\" rel=\"noopener\">sentetik<\/a>\u00a0\u00c7ok \u00e7e\u015fitli uygulama alanlar\u0131na sahip bir malzeme olan poli\u00fcretan k\u00f6p\u00fckler \u00f6ncelikle\u00a0<a href=\"https:\/\/en.wikipedia.org\/wiki\/Thermal_insulation\" target=\"_blank\" rel=\"noopener\">\u0131s\u0131 yal\u0131t\u0131m\u0131<\/a>\u00a0Yataklarda, d\u00f6\u015femeli mobilyalarda veya ara\u00e7larda oturma yerlerinde yast\u0131klama malzemesi olarak kullan\u0131l\u0131r. D\u00fc\u015f\u00fck yo\u011funlu\u011fu ve \u0131s\u0131 iletkenli\u011fi, mekanik \u00f6zellikleriyle birle\u015fince m\u00fckemmel \u0131s\u0131 ve ses yal\u0131tkan\u0131 olmas\u0131n\u0131n yan\u0131 s\u0131ra yap\u0131sal ve konfor malzemeleri olarak da kullan\u0131l\u0131r.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-f27e3715\"><h2 class=\"uagb-heading-text\"><strong>Poli\u00fcretan k\u00f6p\u00fck yang\u0131n s\u0131n\u0131flar\u0131n\u0131n alev geciktiricili\u011fini anlama<\/strong><\/h2><\/div>\n\n\n\n<p>Poli\u00fcretan k\u00f6p\u00fc\u011f\u00fcn yan\u0131c\u0131l\u0131\u011f\u0131 kimyasal bile\u015fimine ba\u011fl\u0131d\u0131r. G\u00fcvenlik standartlar\u0131n\u0131 kar\u015f\u0131lamak i\u00e7in \u00fcreticiler genellikle alev geciktiriciler ekler. Malzeme, a\u015fa\u011f\u0131daki gibi uluslararas\u0131 yang\u0131n g\u00fcvenli\u011fi standartlar\u0131na g\u00f6re s\u0131n\u0131fland\u0131r\u0131l\u0131r:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>UL 94 (Underwriters Laboratories): Malzemeleri HB&#039;den (yava\u015f yanma) V-0&#039;a (10 saniye i\u00e7inde kendi kendine s\u00f6nme) kadar derecelendirir.<\/li>\n\n\n\n<li>ASTM E84: Yap\u0131 malzemelerinin y\u00fczey yanma \u00f6zelliklerini \u00f6l\u00e7er.<\/li>\n\n\n\n<li>Euro s\u0131n\u0131f\u0131 (EN 13501-1): B-s1, d0 (d\u00fc\u015f\u00fck duman ve damlac\u0131k \u00fcretimi) gibi s\u0131n\u0131fland\u0131rmalar kullan\u0131l\u0131r.<\/li>\n<\/ul>\n\n\n\n<p>Kapal\u0131 h\u00fccreli poli\u00fcretan k\u00f6p\u00fckler, kompakt yap\u0131lar\u0131 sayesinde yang\u0131na dayan\u0131kl\u0131l\u0131k konusunda genellikle a\u00e7\u0131k h\u00fccrelilerden daha iyi performans g\u00f6sterir. \u00d6rne\u011fin, yal\u0131t\u0131mda kullan\u0131lan sert poli\u00fcretan k\u00f6p\u00fck genellikle Euro B s\u0131n\u0131f\u0131 sertifikalara sahiptir ve bu da onu ticari binalar i\u00e7in uygun hale getirir. Yerel y\u00f6netmeliklere uygunlu\u011fu sa\u011flamak i\u00e7in poli\u00fcretan k\u00f6p\u00fck \u00e7at\u0131 kaplama m\u00fcteahhitleriyle sertifikalar\u0131 mutlaka do\u011frulay\u0131n.<\/p>\n\n\n\n<p><em>Referans:&nbsp;<\/em><a href=\"https:\/\/www.ul.com\/\" target=\"_blank\" rel=\"noreferrer noopener\"><em>UL 94 Standartlar\u0131<\/em><\/a><em>,&nbsp;<\/em><a href=\"https:\/\/www.astm.org\/\" target=\"_blank\" rel=\"noreferrer noopener\"><em>ASTM E84<\/em><\/a><\/p>\n\n\n\n<div class=\"wp-block-uagb-image uagb-block-85466ac3 wp-block-uagb-image--layout-default wp-block-uagb-image--effect-static wp-block-uagb-image--align-none\"><figure class=\"wp-block-uagb-image__figure\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" srcset=\"https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/05\/image-2.png ,https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/05\/image-2.png 780w, https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/05\/image-2.png 360w\" sizes=\"auto, (max-width: 480px) 150px\" src=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/05\/image-2.png?resize=865%2C724&#038;ssl=1\" alt=\"\" class=\"uag-image-3270\" width=\"865\" height=\"724\" title=\"poli\u00fcretan pu k\u00f6p\u00fck\" role=\"img\"><\/figure><\/div>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-0817092d\"><h3 class=\"uagb-heading-text\"><strong>EN 13501-1&#039;e G\u00f6re Poli\u00fcretan K\u00f6p\u00fc\u011f\u00fcn S\u0131n\u0131fland\u0131r\u0131lmas\u0131<\/strong><\/h3><\/div>\n\n\n\n<p>Bu, Alman normudur. 2001 y\u0131l\u0131nda, Avrupa genelinde yap\u0131 malzemelerinin yang\u0131na dayan\u0131kl\u0131l\u0131k davran\u0131\u015flar\u0131n\u0131 incelemek ve d\u00fczenlemek amac\u0131yla EN 13501-1 Avrupa normu y\u00fcr\u00fcrl\u00fc\u011fe girmi\u015ftir. Bu norm, A&#039;dan F&#039;ye kadar olan malzeme s\u0131n\u0131flar\u0131n\u0131 tan\u0131mlar:<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img data-recalc-dims=\"1\" fetchpriority=\"high\" decoding=\"async\" width=\"554\" height=\"434\" src=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/05\/%E5%BE%AE%E4%BF%A1%E5%9B%BE%E7%89%87_20250516142353.png?resize=554%2C434&#038;ssl=1\" alt=\"Poli\u00fcretan K\u00f6p\u00fc\u011f\u00fcn S\u0131n\u0131fland\u0131r\u0131lmas\u0131 A1,A2,A3,B1,B2 \" class=\"wp-image-3295\" title=\"\" srcset=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/05\/%E5%BE%AE%E4%BF%A1%E5%9B%BE%E7%89%87_20250516142353.png?w=554&amp;ssl=1 554w, https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/05\/%E5%BE%AE%E4%BF%A1%E5%9B%BE%E7%89%87_20250516142353.png?resize=300%2C235&amp;ssl=1 300w\" sizes=\"(max-width: 554px) 100vw, 554px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/donyanchem.com\/tr\/product-category\/polyurethane-foam\/\"><strong>A:<\/strong>\u00a0Yang\u0131na katk\u0131s\u0131 yok (A1, A2)<\/a><\/li>\n\n\n\n<li><strong>B:<\/strong>\u00a0Yang\u0131na \u00e7ok k\u00fc\u00e7\u00fck bir katk\u0131<\/li>\n\n\n\n<li><strong>C:<\/strong>\u00a0Yang\u0131na s\u0131n\u0131rl\u0131 katk\u0131<\/li>\n\n\n\n<li><strong>D:<\/strong>\u00a0Yang\u0131na kabul edilebilir katk\u0131<\/li>\n\n\n\n<li><strong>E:<\/strong>\u00a0Kabul edilebilir yang\u0131n davran\u0131\u015flar\u0131<\/li>\n\n\n\n<li><strong>F:\u00a0<\/strong>Hi\u00e7bir etki belirlenmedi<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-ce55e84c\"><h2 class=\"uagb-heading-text\"><strong>A\u00e7\u0131k H\u00fccreli ve Kapal\u0131 H\u00fccreli K\u00f6p\u00fck \u2013 Yap\u0131 \u00d6nemlidir<\/strong><\/h2><\/div>\n\n\n\n<p>Bu s\u0131n\u0131fland\u0131rma, k\u00f6p\u00fck yap\u0131s\u0131n\u0131 olu\u015fturan k\u00fc\u00e7\u00fck h\u00fccrelerin birbirine ba\u011fl\u0131 (a\u00e7\u0131k h\u00fccreli) veya b\u00fcy\u00fck \u00f6l\u00e7\u00fcde izole (kapal\u0131 h\u00fccreli) olup olmad\u0131\u011f\u0131na ili\u015fkindir.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A\u00e7\u0131k H\u00fccreli Poli\u00fcretan K\u00f6p\u00fck: Bu tipte, h\u00fccreler kas\u0131tl\u0131 olarak a\u00e7\u0131k b\u0131rak\u0131lm\u0131\u015f ve birbirine ba\u011flanm\u0131\u015ft\u0131r. Bu yap\u0131, havan\u0131n k\u00f6p\u00fck i\u00e7inde serbest\u00e7e hareket etmesini sa\u011flar.\n<ul class=\"wp-block-list\">\n<li>\u00d6zellikler: A\u00e7\u0131k h\u00fccreli k\u00f6p\u00fck genellikle daha yumu\u015fak, daha az yo\u011fun ve daha esnektir. Birbirine ba\u011fl\u0131 g\u00f6zeneklerden ge\u00e7en ses dalgalar\u0131n\u0131 emerek iyi bir akustik yal\u0131tkand\u0131r. Kapal\u0131 h\u00fccreli k\u00f6p\u00fc\u011fe k\u0131yasla daha d\u00fc\u015f\u00fck bir bas\u0131n\u00e7 dayan\u0131m\u0131na sahiptir ve in\u00e7 ba\u015f\u0131na daha d\u00fc\u015f\u00fck bir R de\u011feri (\u0131s\u0131 direnci) sunar, \u00e7\u00fcnk\u00fc hava yap\u0131 i\u00e7inde hareket edebilir ve bu da konveksiyonu kolayla\u015ft\u0131r\u0131r. Buhar ge\u00e7irgendir.<\/li>\n\n\n\n<li>Uygulamalar: Yayg\u0131n kullan\u0131m alanlar\u0131 aras\u0131nda mobilya yast\u0131klama, yatak tak\u0131m\u0131, paketleme, ses yal\u0131t\u0131m malzemeleri ve maksimum termal diren\u00e7 veya buhar bariyeri yerine hava ge\u00e7irgenli\u011fi ve esnekli\u011fin istendi\u011fi baz\u0131 p\u00fcsk\u00fcrtme k\u00f6p\u00fck yal\u0131t\u0131m formlar\u0131 yer al\u0131r.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Kapal\u0131 H\u00fccreli Poli\u00fcretan K\u00f6p\u00fck: Burada, \u00fcfleme i\u015flemi, h\u00fccrelerin k\u00fc\u00e7\u00fck balonlar gibi b\u00fcy\u00fck \u00f6l\u00e7\u00fcde kaps\u00fcllenmi\u015f ve belirgin kalmas\u0131 i\u00e7in kontrol edilir. \u00dcfleme gaz\u0131 (genellikle havadan daha d\u00fc\u015f\u00fck termal iletkenli\u011fe sahiptir) bu h\u00fccrelerin i\u00e7inde hapsedilir.\n<ul class=\"wp-block-list\">\n<li>\u00d6zellikler: Kapal\u0131 h\u00fccreli k\u00f6p\u00fck, a\u00e7\u0131k h\u00fccreli k\u00f6p\u00fckten \u00f6nemli \u00f6l\u00e7\u00fcde daha sert, yo\u011fun ve yap\u0131sal olarak daha g\u00fc\u00e7l\u00fcd\u00fcr. S\u0131k\u0131\u015fan gaz daha y\u00fcksek termal diren\u00e7 sa\u011flayarak in\u00e7 ba\u015f\u0131na \u00e7ok daha y\u00fcksek bir R de\u011feri sa\u011flar ve bu da onu m\u00fckemmel bir \u0131s\u0131 yal\u0131tkan\u0131 yapar. G\u00fc\u00e7l\u00fc bir hava ve buhar bariyeri g\u00f6revi g\u00f6rerek nem giri\u015fine kar\u015f\u0131 diren\u00e7 g\u00f6sterir.<\/li>\n\n\n\n<li>Uygulamalar: Sert yal\u0131t\u0131m panellerinde, duvar ve \u00e7at\u0131lar i\u00e7in p\u00fcsk\u00fcrtme k\u00f6p\u00fck yal\u0131t\u0131m\u0131nda, y\u00fczd\u00fcrme cihazlar\u0131nda, yap\u0131sal bile\u015fenlerde (kompozit \u00e7ekirdekler gibi) ve y\u00fcksek mukavemet ve suya veya buhara kar\u015f\u0131 diren\u00e7 gerektiren uygulamalarda yayg\u0131n olarak kullan\u0131l\u0131r.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>A\u00e7\u0131k ve kapal\u0131 h\u00fccreli k\u00f6p\u00fck aras\u0131ndaki se\u00e7im genellikle yal\u0131t\u0131m de\u011feri, yap\u0131sal destek, maliyet ve nem\/hava bariyeri \u00f6zellikleri aras\u0131ndaki istenen dengeye do\u011frudan ba\u011fl\u0131d\u0131r. <\/p>\n\n\n\t\t\t\t\t<div\n\t\t\t\t\t\tclass=\"wp-block-uagb-image-gallery uagb-block-4a96b5c9\"\n\t\t\t\t\t\tstyle=\"\"\n\t\t\t\t\t>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"spectra-image-gallery spectra-image-gallery__layout--grid spectra-image-gallery__layout--grid-col-4 spectra-image-gallery__layout--grid-col-tab-3 spectra-image-gallery__layout--grid-col-mob-2\">\n\t\t\t\t\t\t\t\t\t\t\t<div class='spectra-image-gallery__media-wrapper' data-spectra-gallery-image-id='2905' tabindex=\"0\">\n\t\t\t\t\t\t\t<div class=\"spectra-image-gallery__media spectra-image-gallery__media--grid\">\n\t\t\t\t<picture>\n\t\t\t\t\t<source media=\"(min-width: 1024px)\" srcset=\"https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/04\/product_pu-foam-A1-2.jpg\">\n\t\t\t\t\t<source media=\"(min-width: 768px)\" srcset=\"https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/04\/product_pu-foam-A1-2.jpg\">\n\t\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" class=\"spectra-image-gallery__media-thumbnail spectra-image-gallery__media-thumbnail--grid\" src=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/04\/product_pu-foam-A1-2.jpg?ssl=1\" alt=\"\" loading=\"lazy\" title=\"\">\n\t\t\t\t<\/picture>\n\t\t\t\t<div class=\"spectra-image-gallery__media-thumbnail-blurrer\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"spectra-image-gallery__media-thumbnail-caption-wrapper spectra-image-gallery__media-thumbnail-caption-wrapper--overlay\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"spectra-image-gallery__media-thumbnail-caption spectra-image-gallery__media-thumbnail-caption--overlay\">\n\t\t\t\t\tDonyan pu k\u00f6p\u00fck A1\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class='spectra-image-gallery__media-wrapper' data-spectra-gallery-image-id='2911' tabindex=\"0\">\n\t\t\t\t\t\t\t<div class=\"spectra-image-gallery__media spectra-image-gallery__media--grid\">\n\t\t\t\t<picture>\n\t\t\t\t\t<source media=\"(min-width: 1024px)\" srcset=\"https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/04\/product_pu-foam-A2-4.jpg\">\n\t\t\t\t\t<source media=\"(min-width: 768px)\" srcset=\"https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/04\/product_pu-foam-A2-4.jpg\">\n\t\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" class=\"spectra-image-gallery__media-thumbnail spectra-image-gallery__media-thumbnail--grid\" src=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/04\/product_pu-foam-A2-4.jpg?ssl=1\" alt=\"\" loading=\"lazy\" title=\"\">\n\t\t\t\t<\/picture>\n\t\t\t\t<div class=\"spectra-image-gallery__media-thumbnail-blurrer\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"spectra-image-gallery__media-thumbnail-caption-wrapper spectra-image-gallery__media-thumbnail-caption-wrapper--overlay\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"spectra-image-gallery__media-thumbnail-caption spectra-image-gallery__media-thumbnail-caption--overlay\">\n\t\t\t\t\tDonyan pu k\u00f6p\u00fck A2\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class='spectra-image-gallery__media-wrapper' data-spectra-gallery-image-id='2914' tabindex=\"0\">\n\t\t\t\t\t\t\t<div class=\"spectra-image-gallery__media spectra-image-gallery__media--grid\">\n\t\t\t\t<picture>\n\t\t\t\t\t<source media=\"(min-width: 1024px)\" srcset=\"https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/04\/product_pu-foam-A3-1.jpg\">\n\t\t\t\t\t<source media=\"(min-width: 768px)\" srcset=\"https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/04\/product_pu-foam-A3-1.jpg\">\n\t\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" class=\"spectra-image-gallery__media-thumbnail spectra-image-gallery__media-thumbnail--grid\" src=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/04\/product_pu-foam-A3-1.jpg?ssl=1\" alt=\"\" loading=\"lazy\" title=\"\">\n\t\t\t\t<\/picture>\n\t\t\t\t<div class=\"spectra-image-gallery__media-thumbnail-blurrer\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"spectra-image-gallery__media-thumbnail-caption-wrapper spectra-image-gallery__media-thumbnail-caption-wrapper--overlay\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"spectra-image-gallery__media-thumbnail-caption spectra-image-gallery__media-thumbnail-caption--overlay\">\n\t\t\t\t\tDonyan pu k\u00f6p\u00fck A3\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class='spectra-image-gallery__media-wrapper' data-spectra-gallery-image-id='2926' tabindex=\"0\">\n\t\t\t\t\t\t\t<div class=\"spectra-image-gallery__media spectra-image-gallery__media--grid\">\n\t\t\t\t<picture>\n\t\t\t\t\t<source media=\"(min-width: 1024px)\" srcset=\"https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/04\/product_pu-foam-A4.jpg\">\n\t\t\t\t\t<source media=\"(min-width: 768px)\" srcset=\"https:\/\/donyanchem.com\/wp-content\/uploads\/2025\/04\/product_pu-foam-A4.jpg\">\n\t\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" class=\"spectra-image-gallery__media-thumbnail spectra-image-gallery__media-thumbnail--grid\" src=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/04\/product_pu-foam-A4.jpg?ssl=1\" alt=\"\" loading=\"lazy\" title=\"\">\n\t\t\t\t<\/picture>\n\t\t\t\t<div class=\"spectra-image-gallery__media-thumbnail-blurrer\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"spectra-image-gallery__media-thumbnail-caption-wrapper spectra-image-gallery__media-thumbnail-caption-wrapper--overlay\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"spectra-image-gallery__media-thumbnail-caption spectra-image-gallery__media-thumbnail-caption--overlay\">\n\t\t\t\t\tDonyan pu k\u00f6p\u00fck A4\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-e0c4471e\"><h2 class=\"uagb-heading-text\"><strong>Esnek ve Sert K\u00f6p\u00fckler Poli\u00fcretan k\u00f6p\u00fc\u011f\u00fcn esnekli\u011fi<\/strong><\/h2><\/div>\n\n\n\n<p>Poli\u00fcretan k\u00f6p\u00fckler ayr\u0131ca mekanik davran\u0131\u015flar\u0131na g\u00f6re de genel olarak s\u0131n\u0131fland\u0131r\u0131l\u0131r; esnek ve s\u0131\u00e7rayan m\u0131 yoksa sert ve yap\u0131sal m\u0131 olduklar\u0131na g\u00f6re.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Esnek Poli\u00fcretan K\u00f6p\u00fck: Bu, \u00e7o\u011fu insan\u0131n g\u00fcnl\u00fck olarak etkile\u015fime girdi\u011fi t\u00fcrd\u00fcr. Yumu\u015fak, dayan\u0131kl\u0131 olacak ve s\u0131k\u0131\u015ft\u0131r\u0131ld\u0131ktan sonra orijinal \u015fekline d\u00f6necek \u015fekilde tasarlanm\u0131\u015ft\u0131r. Kimyasal yap\u0131s\u0131 elastikiyet i\u00e7in optimize edilmi\u015ftir.\n<ul class=\"wp-block-list\">\n<li>\u00d6zellikleri: Y\u00fcksek elastikiyet, d\u00fc\u015f\u00fck s\u0131k\u0131\u015ft\u0131rma ayar\u0131 (s\u0131k\u0131\u015ft\u0131r\u0131lm\u0131\u015f halde kalmaz), iyi \u015fok emilimi, rahat his. Yo\u011funluk b\u00fcy\u00fck \u00f6l\u00e7\u00fcde de\u011fi\u015febilir, bu da sertli\u011fi ve dayan\u0131kl\u0131l\u0131\u011f\u0131 etkiler.<\/li>\n\n\n\n<li>Uygulamalar: Mobilya ve otomotiv koltuk d\u00f6\u015femeleri, yatak ve yast\u0131klar, hal\u0131 altl\u0131klar\u0131, koruyucu ambalajlar, s\u00fcngerler ve baz\u0131 tekstil laminatlar\u0131. Esnek k\u00f6p\u00fck genellikle a\u00e7\u0131k h\u00fccrelidir, ancak yaln\u0131zca bu ama\u00e7la kullan\u0131lmaz.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Sert Poli\u00fcretan K\u00f6p\u00fck: Esnek muadillerinin aksine, sert k\u00f6p\u00fck mukavemet, yal\u0131t\u0131m ve yap\u0131sal b\u00fct\u00fcnl\u00fck i\u00e7in tasarlanm\u0131\u015ft\u0131r. Polimer matrisi daha \u00e7apraz ba\u011fl\u0131 oldu\u011fundan daha az elastiktir.\n<ul class=\"wp-block-list\">\n<li>\u00d6zellikleri: Y\u00fcksek bas\u0131n\u00e7 dayan\u0131m\u0131, m\u00fckemmel \u0131s\u0131 yal\u0131t\u0131m\u0131 (y\u00fcksek R de\u011feri), hafiflik, iyi boyutsal kararl\u0131l\u0131k, genellikle hava ve buhar bariyeri g\u00f6revi g\u00f6r\u00fcr (\u00f6zellikle kapal\u0131 h\u00fccreli sert k\u00f6p\u00fck). Y\u00fck alt\u0131nda kolayca deforme olmaz.<\/li>\n\n\n\n<li>Uygulamalar: Bina yal\u0131t\u0131m\u0131 (sprey k\u00f6p\u00fck, PIR (Poliizosiyan\u00fcrat) gibi paneller, modifiye PU), so\u011futma, boru yal\u0131t\u0131m\u0131, \u00e7at\u0131 yal\u0131t\u0131m\u0131, flotasyon ve yap\u0131sal kompozitler. Sert k\u00f6p\u00fck neredeyse her zaman kapal\u0131 h\u00fccrelidir.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>Esnek ve sert aras\u0131ndaki ayr\u0131m, \u00f6ncelikle form\u00fclasyonda kullan\u0131lan poliol ve izosiyanatlar\u0131n t\u00fcr\u00fc ve polimer yap\u0131s\u0131ndaki \u00e7apraz ba\u011flanma derecesi taraf\u0131ndan belirlenir.<\/p>\n\n\n\n<div data-block-name=\"woocommerce\/single-product\" data-product-id=\"2935\" data-wp-context=\"{&quot;productId&quot;:2935,&quot;variationId&quot;:null}\" data-wp-interactive=\"woocommerce\/single-product\" class=\"wp-block-woocommerce-single-product woocommerce\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div data-block-name=\"woocommerce\/product-image\" data-height=\"300px\" data-is-descendent-of-single-product-block=\"true\" data-show-sale-badge=\"false\" data-width=\"300px\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/donyanchem.com\/tr\/product\/polyurethane-foam-pu-foam-winter\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-polyurethane-foam-9.png?fit=600%2C600&amp;ssl=1\" class=\"attachment-woocommerce_single size-woocommerce_single\" alt=\"DonYan poli\u00fcretan k\u00f6p\u00fck\" data-testid=\"product-image\" data-image-id=\"3407\" style=\"height:300px;width:300px;object-fit:cover;\" srcset=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-polyurethane-foam-9.png?w=600&amp;ssl=1 600w, https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-polyurethane-foam-9.png?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-polyurethane-foam-9.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-polyurethane-foam-9.png?resize=100%2C100&amp;ssl=1 100w\" sizes=\"(max-width: 600px) 100vw, 600px\" title=\"\"><div class=\"wc-block-components-product-image__inner-container\"><\/div><\/a><\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><h2 class=\"wp-block-post-title\"><a href=\"https:\/\/donyanchem.com\/tr\/product\/polyurethane-foam-pu-foam-winter\/\" target=\"_self\">Donyan Polyurethane Foam winter<\/a><\/h2>\n\n<div data-block-name=\"woocommerce\/product-summary\" data-is-descendent-of-single-product-block=\"true\" class=\"wp-block-woocommerce-product-summary\"><div class=\"wc-block-components-product-summary\" style=\"\">\n\t\t\t\t<p><strong>Poli\u00fcretan K\u00f6p\u00fck pu k\u00f6p\u00fck k\u0131\u015f<\/strong><\/p>\n<p>PU Foam Sealant is a high-performance polyurethane-based expanding filler designed for sealing, insulating, and bonding in construction and renovation applications.<\/p>\n<ul>\n<li>Strong Adhesion &amp; Expansion<\/li>\n<li>Waterproof &amp; Insulating<\/li>\n<li>Multi-Material Compatibility<\/li>\n<li>Easy to Apply &amp; Trim<\/li>\n<\/ul>\n\n\t\t\t<\/div><\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n<div data-block-name=\"woocommerce\/single-product\" data-product-id=\"2897\" data-wp-context=\"{&quot;productId&quot;:2897,&quot;variationId&quot;:null}\" data-wp-interactive=\"woocommerce\/single-product\" class=\"wp-block-woocommerce-single-product woocommerce\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-2 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div data-block-name=\"woocommerce\/product-image\" data-height=\"300px\" data-is-descendent-of-single-product-block=\"true\" data-show-sale-badge=\"false\" data-width=\"300px\" class=\"wc-block-components-product-image wc-block-grid__product-image wc-block-components-product-image--aspect-ratio-auto wp-block-woocommerce-product-image\"><a href=\"https:\/\/donyanchem.com\/tr\/product\/polyurethane-foam-pu-foam-a2\/\" style=\"\" data-wp-on--click=\"woocommerce\/product-collection::actions.viewProduct\"><img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-polyurethane-foam-5.png?fit=600%2C600&amp;ssl=1\" class=\"attachment-woocommerce_single size-woocommerce_single\" alt=\"Donyan Poli\u00fcretan K\u00f6p\u00fck A2\" data-testid=\"product-image\" data-image-id=\"3403\" style=\"height:300px;width:300px;object-fit:cover;\" srcset=\"https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-polyurethane-foam-5.png?w=600&amp;ssl=1 600w, https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-polyurethane-foam-5.png?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-polyurethane-foam-5.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/donyanchem.com\/wp-content\/uploads\/2025\/06\/DonYan-polyurethane-foam-5.png?resize=100%2C100&amp;ssl=1 100w\" sizes=\"(max-width: 600px) 100vw, 600px\" title=\"\"><div class=\"wc-block-components-product-image__inner-container\"><\/div><\/a><\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><h2 class=\"wp-block-post-title\"><a href=\"https:\/\/donyanchem.com\/tr\/product\/polyurethane-foam-pu-foam-a2\/\" target=\"_self\">Donyan Poli\u00fcretan K\u00f6p\u00fck A2<\/a><\/h2>\n\n<div data-block-name=\"woocommerce\/product-summary\" data-is-descendent-of-single-product-block=\"true\" class=\"wp-block-woocommerce-product-summary\"><div class=\"wc-block-components-product-summary\" style=\"\">\n\t\t\t\t<p><strong>Poli\u00fcretan K\u00f6p\u00fck PU k\u00f6p\u00fck A2\u00a0<\/strong><\/p>\n<p>PU Foam Sealant is a high-performance polyurethane-based expanding filler designed for sealing, insulating, and bonding in construction and renovation applications.<\/p>\n<ul>\n<li>Strong Adhesion &amp; Expansion<\/li>\n<li>Waterproof &amp; Insulating<\/li>\n<li>Multi-Material Compatibility<\/li>\n<li>Easy to Apply &amp; Trim<\/li>\n<\/ul>\n\n\t\t\t<\/div><\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-df041c1e\"><h3 class=\"uagb-heading-text\"><strong>Sert ve Esnek Poli\u00fcretan K\u00f6p\u00fck Aras\u0131ndaki Farklar<\/strong><\/h3><\/div>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>M\u00fclk<\/strong><\/td><td><strong>Sert Poli\u00fcretan K\u00f6p\u00fck<\/strong><\/td><td><strong>Esnek Poli\u00fcretan K\u00f6p\u00fck<\/strong><\/td><\/tr><tr><td><strong>Yo\u011funluk<\/strong><\/td><td><strong>Y\u00fcksek yo\u011funluk<\/strong><\/td><td><strong>D\u00fc\u015f\u00fck yo\u011funluk<\/strong><\/td><\/tr><tr><td><strong>Kuvvet<\/strong><\/td><td><strong>G\u00fc\u00e7l\u00fc, dayan\u0131kl\u0131 ve sert<\/strong><\/td><td><strong>Yumu\u015fak, elastik ve s\u0131k\u0131\u015ft\u0131r\u0131labilir<\/strong><\/td><\/tr><tr><td><strong>Is\u0131 Yal\u0131t\u0131m\u0131<\/strong><\/td><td><strong>M\u00fckemmel yal\u0131t\u0131m \u00f6zellikleri<\/strong><\/td><td><strong>Daha d\u00fc\u015f\u00fck termal diren\u00e7<\/strong><\/td><\/tr><tr><td><strong>Dayan\u0131kl\u0131l\u0131k<\/strong><\/td><td><strong>Esnekli\u011fi zay\u0131f; kat\u0131 kal\u0131r<\/strong><\/td><td><strong>Son derece esnektir; \u015feklini geri kazan\u0131r<\/strong><\/td><\/tr><tr><td><strong>Uygulamalar<\/strong><\/td><td><strong>Yal\u0131t\u0131m, yap\u0131sal uygulamalar<\/strong><\/td><td><strong>Yast\u0131klama, konfor ve darbe emilimi<\/strong> <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-edda1436\"><h2 class=\"uagb-heading-text\"><strong>Pratik Uygulamalar ve Do\u011fru K\u00f6p\u00fc\u011f\u00fcn Se\u00e7imi<\/strong><\/h2><\/div>\n\n\n\n<p>Bu s\u0131n\u0131fland\u0131rmalar\u0131n anla\u015f\u0131lmas\u0131, pratik problemler i\u00e7in malzeme se\u00e7imini do\u011frudan etkiler:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Y\u00fcksek Performansl\u0131 Yal\u0131t\u0131m: Maksimum \u0131s\u0131 direnci ve hava\/buhar bariyeri i\u00e7in, genellikle mukavemet i\u00e7in yo\u011funluk ve R de\u011feri gereklilikleri g\u00f6z \u00f6n\u00fcnde bulundurularak sert, kapal\u0131 h\u00fccreli sprey k\u00f6p\u00fck veya paneller se\u00e7ilir. Poli\u00fcretan k\u00f6p\u00fck \u00e7at\u0131 kaplama ustalar\u0131n\u0131n uzmanla\u015ft\u0131\u011f\u0131 alan da tam olarak buras\u0131d\u0131r: sert SPF.<\/li>\n\n\n\n<li>Konforlu Mobilya: Esnek a\u00e7\u0131k h\u00fccreli levha sto\u011fu veya kal\u0131planm\u0131\u015f k\u00f6p\u00fck, istenen sertlik, dayan\u0131kl\u0131l\u0131k (yo\u011funlu\u011fa ba\u011fl\u0131) ve \u015fekil gereksinimlerine g\u00f6re se\u00e7ilir.<\/li>\n\n\n\n<li>Ses Kontrol\u00fc: A\u00e7\u0131k h\u00fccreli esnek k\u00f6p\u00fckler ses emici \u00f6zellikleri nedeniyle tercih edilmektedir.<\/li>\n\n\n\n<li>Yap\u0131sal Bile\u015fenler: Dayan\u0131kl\u0131l\u0131k ve hafifli\u011fin gerekli oldu\u011fu yerlerde y\u00fcksek yo\u011funluklu sert kal\u0131planm\u0131\u015f veya d\u00f6k\u00fclm\u00fc\u015f k\u00f6p\u00fckler kullan\u0131l\u0131r.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-uagb-advanced-heading uagb-block-b0c4b1ff\"><h2 class=\"uagb-heading-text\"><strong>\u00c7\u00f6z\u00fcm<\/strong><\/h2><\/div>\n\n\n\n<p>Poli\u00fcretan k\u00f6p\u00fc\u011f\u00fcn ola\u011fan\u00fcst\u00fc \u00e7ok y\u00f6nl\u00fcl\u00fc\u011f\u00fc, geni\u015f bir \u00f6zellik yelpazesine sahip farkl\u0131 formlara d\u00f6n\u00fc\u015ft\u00fcr\u00fclebilme yetene\u011finin do\u011frudan bir sonucudur. PU k\u00f6p\u00fc\u011f\u00fc temel yap\u0131s\u0131 (a\u00e7\u0131k veya kapal\u0131 h\u00fccre), esnekli\u011fi (esnek veya sert), \u00fcretim y\u00f6ntemi (kal\u0131planm\u0131\u015f, p\u00fcsk\u00fcrtmeli, levha sto\u011fu) ve yo\u011funluk ve yang\u0131na dayan\u0131kl\u0131l\u0131k gibi temel \u00f6zelliklerine g\u00f6re s\u0131n\u0131fland\u0131rmak, bu karma\u015f\u0131k malzemeyi anlamak i\u00e7in net bir \u00e7er\u00e7eve sa\u011flar. Bu s\u0131n\u0131fland\u0131rmalar\u0131 kavrayarak, profesyoneller ve t\u00fcketiciler poli\u00fcretan k\u00f6p\u00fcklerin u\u00e7suz bucaks\u0131z d\u00fcnyas\u0131nda gezinebilir ve kendi projeleri veya \u00fcr\u00fcnleri i\u00e7in ideal t\u00fcr\u00fc se\u00e7ebilirler. <\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>What is the classification of polyurethane foam? Polyurethane (PU) foam is an incredibly versatile material found in countless applications, from the soft cushioning of your sofa to the rigid insulation in building walls. Its adaptability stems from the ability to tailor its chemical structure and manufacturing process, resulting in a wide array of foam types 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