Unsaturated polyester resin or vinyl ester resin compositions

Details Unsaturated polyester resin or vinyl ester resin compositions Unsaturated polyester resin or vinyl ester resin compositions

2007-07-05

2011-10-18

Wu, David W (Department: 1762)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C524S781000, C524S783000, C524S785000, C525S437000, C525S447000, C525S530000, C525S531000, C528S306000, C528S405000

Reexamination Certificate

active

08039559

ABSTRACT:
The present invention relates to a two-component composition comprising a first component and a second component, wherein the first component being a non-aqueous resin composition comprising an unsaturated polyester resin or vinyl ester resin, a transition metal compound selected from a copper, iron, manganese or titanium compound, a potassium compound, and the resin composition contains less than 0.01 mmol cobalt per kg primary resin system and less than 0.01 mmol vanadium per kg primary resin system; and the second component comprises a peroxide compound.

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Database CA [Online], “Crosslinking catalysts for unsaturated polyesters”, Chemical Abstracts Service, (May 12, 1984), 3 pages, Accession No. 1983:108346 & JP 57-147509 (Sep. 11, 1982).

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