发明授权
US5334676A Epoxy resin advanced with polyphenol/oxyalkylated aromatic or cycloyaliphatic diglycidyl ether product 失效
环氧树脂与多酚/烷氧基化芳族或环脂族二缩水甘油醚产品一起推进

Epoxy resin advanced with polyphenol/oxyalkylated aromatic or
cycloyaliphatic diglycidyl ether product
摘要:
Advanced epoxy resin compositions are prepared by reacting a composition comprising (1) an aromatic hydroxyl-containing product resulting from reacting a composition comprising (a) at least one diglycidyl ether of (i) an oxyalkylated aromatic diol, or (ii) at least one compound having two hydroxyl groups per molecule in which the hydroxyl groups are attached to an aliphatic or cycloaliphatic carbon atom and which compound is free of aromatic rings; or (iii) a combination of (i) and (ii); and (iv) optionally a diglycidyl ether compound different from (i) and (ii); and (b) at least one compound containing two aromatic hydroxyl groups per molecule; (2) at least one diglycidyl ether of a compound containing two aromatic groups per molecule; (3) optionally, one or more compounds containing two aromatic hydroxyl groups per molecule; and (4) optionally, a monofunctional capping agent. The advanced resins are useful in coating compositions.
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