The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 05, 1982
Filed:
Aug. 06, 1981
Weldon N Reed, Avondale, PA (US);
Thomas J Galvin, Wilmington, DE (US);
ICI Americas Inc., Wilmington, DE (US);
Abstract
Fully cured calcium carbonate filled polyisocyanurate/polyurethane sheet molding compositions are improved in blister resistance at temperatures of 175.degree.-205.degree. C. by the incorporation therewith of from 0.05-2% based upon the weight of the carbonate of a polybutadiene telomers maleic anhydride addition products. Such compositions are most blister resistant when the polybutadiene telomer/maleic anhydride addition product is mixed with the resin ingredients prior to the addition of carbonate filler.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile