Aliphatic Jerin Tpu

Aliphatic TPUS wani takamaiman nau'in Polynurethanestast ne wanda ke nuna babban juriya na UV, yana sa su dace da aikace-aikacen hasken rana ba damuwa.
Dangane da kaddarorin sunadarai na diiscyanate an haɗa kayan liyafa, TPU za a iya raba su cikin danshi mai ƙanshi da kuma ƙungiyoyin alippatic. Aromatic shine mafi yawan tpu da muke amfani da shi (ba tsayayya da yellowing ko yellowing sakamako mara kyau, ba aji na abinci), Aliphatic gaba ɗaya yana yin ƙarin samfurori masu ƙarewa. Misalai sun haɗa da na'urori masu kiwon lafiya, kayan da ke buƙatar ɗimbin yellowing na dindindin, sabili da haka.
Aliphatic kuma ka kasu kashi polyester / Polyether.
Classigfication na rawaya juriya: an kwatanta shi da katin launin toka, wanda ya kasu kashi 1-5. Bayan gwajin juriya rawaya mai launin rawaya kamar yadda Sunstest gwajin, Quev ko wani lokacin bayyanar rana, kwatanta canjin launi na samfurin kafin da bayan gwajin, wanda ke nufin m babu canjin launi. 3 Masu biyowa a bayyane suke a bayyane. Gabaɗaya, 4-5, wato, dan kadan discoloration, ya sadu da yawancin aikace-aikacen TPU. Idan ba kwa buƙatar raguwa kwata-kwata, koyaushe kuna buƙatar amfani da alpu, wato da ba mai yellowing tpu, da sauransu gwajin UV2, da dogon lokacin gwajin UV ba zai iya fitarwa ba.