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Ụgwọ nke ụlọ ọrụ SHANDONG LONGHUA NEW MATERIAL CO., LTD.e hiwere na Machị 2011 ma dị na No. 289, Weigao Road, Gaoqing Economic Development Mpaghara, Zibo City, Shandong Province, nwere ọnọdụ ala dị elu na njem dị mma…

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    Polyurethane (PU), aha zuru oke nke polyurethane, bụ ngwakọta polymer.Ọ bụ Otto Bayer mere ya na 1937. E kewara Polyurethane ụzọ abụọ: ụdị polyester na ụdị polyether.Enwere ike ịme ha ka ọ bụrụ plastik polyurethane (karịsịa plastics foamed), polyurethane fibers (nke a na-akpọ spandex na ...

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    Flexable polyurethane foam (FPF) bụ polymer na-emepụta site na mmeghachi omume nke polyols na isocyanates, usoro kemịkalụ nke malitere na 1937. FPF bụ ihe e ji emepụta cellular nke na-enye ohere maka ụfọdụ mkpakọ na resilience nke na-enye mmetụta nkwụsịtụ.N'ihi ohere a ...

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