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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.:

US 4855368 B1

PDFFull Text
Date of Patent:
Aug. 08, 1989

Filed:

Jun. 21, 1988

Thermoset resinous molding compositions

Applicant:
Inventors:

Timothy A Tufts, Columbus, OH (US);

Dan Borgnaes, Columbus, OH (US);

Billy M Culbertson, Columbus, OH (US);

Theodore C Wilkinson, Dublin, OH (US);

Assignee:

Ashland Oil, Inc., Ashland, KY (US);

Attorneys:

Hanegan; Herbert M.

Jones; John F.

Primary Examiner:

Patricia Short

Int. Cl.
CPC ...
L08L / ;
U.S. Cl.
CPC ...
525454 ; 525 28 ; 525451 ; 525455 ; 525502 ; 525528 ; 525531 ;
Abstract

Thermoset resinous molding compositions are provided by essentially instantaneously combining and reacting three basic resin forming components. The latter include an oligomeric ester or polyester containing polymerizable unsaturation and free hydroxyl group(s); a polyisocyanate; and an aromatic polyamine. The indicated thermosetting resin systems are especially adapted for use in a reaction injection molding (RIM) operation.

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Tufts, Timothy. (1989). Thermoset resinous molding compositions (U.S. Patent No. 4855368). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4855368

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