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    • 1. 发明授权
    • Modified acrylic unsaturated polyester resin
    • 改性丙烯酸不饱和聚酯树脂
    • US5395866A
    • 1995-03-07
    • US79358
    • 1993-06-18
    • Louis R. RossMatthew C. Kastl
    • Louis R. RossMatthew C. Kastl
    • C08F290/14C08G63/553C08G63/676C08L67/06
    • C08F290/141C08G63/553C08G63/676
    • A resin composition including a modified acrylic unsaturated polyester resin composition comprising a maleic dicyclopentadienyl glycol polyester which is dissolved in a mixture of styrene monomer and methylmethacrylate monomer. The maleic dicyclopentadienyl glycol polyester is the reaction product of a glycol or mixture of glycols, an ethylenically unsaturated polycarboxylic acid moiety and dicyclopentadiene. The glycol utilized as a reactant preferably has a structure defined by: H--(OCHR--CH.sub.2).sub.n --OH wherein R is H or CH.sub.3 and n is 1-10. The concentration of unsaturated polyester is preferably about 40 weight percent to about 75 weight percent in the resin composition. The concentration of styrene monomer ranges from about 5 weight percent to about 40 weight percent, while the concentration of methylmethacrylate monomer ranges from about 5 weight percent to about 45 weight percent.
    • 一种树脂组合物,其包含溶解在苯乙烯单体和甲基丙烯酸甲酯单体的混合物中的马来酸二环戊二醇二醇聚酯的改性丙烯酸不饱和聚酯树脂组合物。 马来二环戊二烯基二醇聚酯是二元醇或二醇,烯键式不饱和多元羧酸部分和二环戊二烯的混合物的反应产物。 用作反应物的二醇优选具有由以下定义的结构:H-(OCHR-CH 2)n -OH,其中R是H或CH 3,n是1-10。 在树脂组合物中,不饱和聚酯的浓度优选为约40重量%至约75重量%。 苯乙烯单体的浓度范围为约5重量%至约40重量%,而甲基丙烯酸甲酯单体的浓度范围为约5重量%至约45重量%。