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Long Hua

SHANDONG LONGHUA NEW MATERIAL CO., LTD.yakavambwa muna Kurume 2011 uye iri panhamba 289, Weigao Road, Gaoqing Economic Development Zone, Zibo City, Shandong Province, ine nzvimbo yepamusoro uye yekufambisa iri nyore...

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  • Nei Kushandisa Polyurethane MuMotokari Kwakakosha

    Kubva kare muna 1960, indasitiri yemotokari yakatora polyurethanes kushandiswa kwakawanda.Mushure mekugadzirwa kwepolyurethane (PU foam) muna 1954, vagadziri vemotokari vakatanga kubatanidza PU foam yakaoma mumapanera emotokari zhinji.Munguva dzazvino, haingoshandiswe mumapanera chete asiwo muchigaro chemotokari ...

  • Chii chinonzi Polyurethane?

    Polyurethane (PU), iyo yakazara zita re polyurethane, inhengo yepolymer.Yakagadzirwa naOtto Bayer muna 1937. Polyurethane yakakamurwa kuva mapoka maviri: polyester type uye polyether type.Anogona kugadzirwa kuita polyurethane mapurasitiki (kunyanya mapurasitiki ane furo), polyurethane fibers (inonzi spandex mu ...

  • Chii chinonzi Flexible Polyurethane Foam?

    Flexible polyurethane foam (FPF) ipolymer inogadzirwa kubva pakuita kwe polyols uye isocyanates, chemikemikari yakatanga muna 1937. FPF inoratidzirwa ne cellular structure inobvumira imwe dhigirii yekumanikidza uye kusimba iyo inopa cushioning effect.Nekuda kweiyo prop ...

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