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Dahaarka
huruud ka-hortagga balaastikada injineernimadaMarka lagu daro photooxidation, filimka samaynta resin ee dahaarka ayaa hoos u dhigi kara hydrolysis, gaar ahaan marka heerkulka dahaarka uu kordho iftiinka qorraxda sare.Xaaladahan, molecules-ka biyaha nuugaya ee dahaarka ku jira waxay weerari karaan curaarta covalent ee resin-ka waxayna gooyaan silsiladaha polymerka, taasoo keenta miisaan unugyo hoose ah.Polyester iyo resins alkyd ayaa aad ugu nugul saameyntan marka loo eego polyurethane iyo epoxies.
