Ngwaahịa

Chain extender na emulsifier maka aqueous polyurethane dispersions.Ọ bụ aliphatic diamine sulfonic acid sodium salt, nke a na-eji dị ka ihe ndọtị hydrophilic ma ọ bụ monomer hydrophilic na nkwadebe nke resin polyurethane nke mmiri, nke kwesịrị ekwesị maka mkpuchi, inks, nrapado na ndị na-emecha akpụkpọ anụ na ụlọ ọrụ ndị ọzọ.Enwere ike iji sodium ethylenediaminoethanesulfonate mee ihe na mpaghara ndị ọzọ dị ka ndị na-ahụ maka ihe ndị na-ahụ maka ihe na biochemical reagents.Onodu X ya na nke abụọ amino otu nwere ike meghachi omume na otu isocyanate ma na-atụkarị aro maka ojiji na usoro acetone.Polyurethane dispersions synthesized iji AAS salts nwere ezigbo hydrolytic kwụsie ike na ezi ndakọrịta na ndị ọzọ anionic ma ọ bụ nonionic aqueous dispersions.