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Rufi
anti yellowing ga injiniyoyi robobiBugu da ƙari, photooxidation, fim ɗin da ke samar da guduro a cikin rufi zai iya lalata ta hanyar hydrolysis, musamman ma lokacin da zafin jiki ya karu a ƙarƙashin hasken rana.A ƙarƙashin waɗannan sharuɗɗa, ƙwayoyin ruwa da ke cikin rufi na iya kai hari ga haɗin gwiwar haɗin gwiwa a cikin guduro kuma su yanke sarƙoƙi na polymer, yana haifar da ƙananan nauyin kwayoyin halitta.Polyester da alkyd resins sun fi dacewa da wannan tasiri fiye da polyurethanes da epoxies.
