Curable crack-resistant epoxy resin专利检索-自粘漆电缆，导体和接线专利检索查询-专利查询网

Curable crack-resistant epoxy resin

阅读：269发布：2024-01-22

专利汇可以提供Curable crack-resistant epoxy resin专利检索，专利查询，专利分析的服务。并且A curable resin composition comprises, in weight percent referring to the total weight of components (a) through (c): (a) 35-75% of a bicyclopentadiene ether epoxy resin, (b) 25-55% of a polyglycidyl ether of phenol-formladehyde novolac resin having an epoxy equivalent weight of 170-210 and a viscosity at 52*C of 1,400-90,000 centipoises, (c) 1-15% of a reactive elastomer selected from the group consisting of a functionally terminated butadiene homopolymer, a functionally terminated butadieneacrylonitrile copolymer and a functionally terminated butadienestyrene copolymer and (d) an aromatic polyamine curing agent in an amount sufficient to provide 0.5-2.0 amino hydrogen atoms of the amine for each epoxy group.，下面是Curable crack-resistant epoxy resin专利的具体信息内容。

权利要求

1. A CURABLE RESIN COMPOSITION CHARACTERIZED BY A HIGH 300*F AND A HIGH ROOM TEMPERAURE TENSILE STRENGTH AND 0*-300*F CRACK RESISTANCE COMPRISING APPROXIAMTELY, IN WEIGHT PERCENT REFERRING TO THE TOTAL WEIGHT OF COMPONENTS (A) THROUGH (C): (A) 35-75% OF A GLYCEROL MODIFIED BICYCLOPENTADIENE EHER EPOXY RESIN, (B) 25-55% OF A POLYGLYCIDYL ETHER OF PHENOL-FORMALDEHYDE NOVOLAC RESIN HAVING AN EPOXY EQUIVALENT WEIGHT OF 170-210 AND A VISCOSITY AT 52*C OF 1,400-90,000 CENTIPOSIS (C) 1-15% OF A REACTIVE ELASTOMER SELECTED FROM THE GROUP CONSISTING OF A HYDROXYL OR CARBOXYL TERMINATED BUTADIENE HOMOPOLYMER, A HYDROXYL OR CARBOXYL TERMINATED BUTADIENE-ACRYLONITRILE COPOLYMER AND A HYDROXYL OR CARBOXYL TERMINATED BUTADIENE-STYRENE COPOLYMER AND A HYDROXYL AN AROMATIC POLYAMINE CURING AGENT IN AN AMOUNT SUFFICIENT TO PROVIDE 0.5-2.0 AMINO HYDROGEN ATOMS OF THE AMINE FOR EACH EPOXY GROUP.

2. A curable resin composition characterized by a high 300*F. and a high room temperature tensile strength and 0*-300*F. crack resistance comprising approximately, in weight percent referring to the total weight of components (a) through (c): (a) 40-65% of a glycerol modified bicyclopentadiene ether epoxy resin, (b) 30-50% of a polyglycidyl ether of phenol-formaldehyde novolac resin having an epoxy equivalent weight of 175-182 and a viscosity at 52*C of 30,000-90,000 centipoises, (c) 3-11% of a reactive elastomer selected from the group consisting of a hydroxyl terminated homopolymer of butadiene, a carboxyl terminated homopolymer of butadiene, a hydroxyl terminated butadiene-acrylonitrile copolymer, a carboxyl terminated butadiene-acrylonitrile copolymer, a hydroxyl terminated butadiene-styrene copolymer and a carboxyl terminated butadiene-styrene copolymer, and (d) an aromatic polyamine curing agent in an amount sufficient to provide 0.5-2.0 amino hydrogen atoms of the amine for each epoxy group.

3. In a graphite yarn-reinforced epoxy resin composite, the improvement which comprises a crack-resistant epoxy resin matrix material having a high 300*F. and a high room temperature tensile strength comprising the fully cured product of, in weight percent referring to the total weight of components (a) through (c): (a) 35-75% of a glycerol-modified bicyclopentadiene ether epoxy resin, (b) 25-55% polyglycidyl ether of phenol-formaldehyde novolac resin having an epoxy equivalent weight of 170-210 and a viscosity at 52*C of 1,400-90,000 centipoises, (c) 1-15% reactive elastomer selected from the group consisting of a hydroxyl or carboxyl terminated butadiene homopolymer, a hydroxyl or carboxyl terminated butadiene-acrylonitrile copolymer and a hydroxyl or carboxyl terminated butadiene-styrene copolymer and (d) an aromatic polyamine curing agent in an amount sufficient to provide 0.5-2.0 amino hydrogen atoms of the amine for each epoxy group.

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Curable crack-resistant epoxy resin

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