Polyether polyurethane acrylate don suturar filastik

Lambar samfur: ZC6202

Samfurin ZC6202 samfurin kamfani ne.Sunan sinadarai shine polyether polyurethane acrylate.Ruwa ne mara launi ko rawaya mai haske tare da kyakkyawan sassauci da mannewa.Ana amfani da shi musamman don takarda, murfin filastik da mannewar katako.Aromatic polyurethane acrylate

Add polyether (polyester) diol da polymerization inhibitor a cikin wani hudu tashar jiragen ruwa flask sanye take da stirring inji, ma'aunin zafi da sanyio da kuma tube tube, motsa a ko'ina, sa'an nan ƙara TDI, tãyar da zafin jiki zuwa 70-80 ℃ don dauki for 1.5 hours, gane darajar NCO. sa'an nan kuma ƙara hydroxyethyl acrylate (hydroxypropyl acrylate), ƙara mai kara kuzari, ci gaba da amsawa na tsawon sa'o'i 3, kuma gano cewa darajar NCO tana daidai da 0. An auna danko na aromatic polyurethane acrylate ta hanyar samfurin, kuma an gwada aikin aromatic polyurethane acrylate. ta ƙara 3% - 4% photoinitiato. Da fatan za a kiyaye sanyi ko bushe wuri, kuma kauce wa rana da zafi; Yanayin ajiya bai wuce 40ºC ba, yanayin ajiya a ƙarƙashin yanayin al'ada na akalla watanni 6.

An ƙaddamar da shi tare da polyethylene glycol (PEG, MW 1000) ε- Caprolactone ( ε- Sashin taushi na polyether ester block copolymer diol (pCEC) an shirya shi ta hanyar buɗe zobe, amsa tare da diisocyanate (toluene diisocyanate ko diphenylmethane diisocylatethyl, sa'an nan kuma) warke don samun polyether ester polyurethane acrylate abu (PUA) Abubuwan da aka tsara da tsarin PUA sun kasance suna nuna sakamakon da aka nuna cewa karuwar kashi na PCL zai iya inganta crystallinity na PUA abu, amma rage yawan sha ruwa da raguwar darajar enzymatic hydrolysis na PUA ya kasance mafi girma. fiye da na PUA Pcec2000-tdi abu yana da kyakkyawan aikin hydrophilicity da lalata.Ruwan ruwa yana da girma kamar 65.24% a cikin sa'o'i 72 kuma ana iya lalata shi gaba ɗaya a cikin maganin enzyme a cikin makonni 11 Irin wannan kayan PUA yana da damar yin amfani da kayan aikin injiniya na nama.