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.

Date of Patent:
Dec. 11, 1984

Filed:

Feb. 28, 1983
Applicant:
Inventor:

Kazuo Maruya, Yokosuka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
523506 ; 524413 ; 524414 ; 524416 ; 524417 ; 524404 ;
Abstract

A resin composition for injection molding, composed essentially of 100 parts by weight of a thermosetting resin such as phenolic resin or unsaturated polyester resin, 5-250 parts by weight of a salt of an oxyacid of phosphorus and 15-245 parts by weight of a filler which is preferably inorganic, on condition that the total amount of the oxyacid salt and the filler is in the range from 20 to 250 parts by weight. Preferably the oxyacid salt is a phosphate, especially a polyphosphate, expressed by MO.sub.m/2.nP.sub.2 O.sub.5, where M is a metal element including Si, m is the valence of the metal M, and n is in the range from 0.1 to 0.7, or an alkali metal salt of such a phosphate. This composition gives moldings that are very high in thermal stability. As a typical application, a fully practicable reflector for automobile head lamps is produced by providing a body molded by using this composition with a metal film by vacuum deposition.


Find Patent Forward Citations

Maruya, Kazuo. (1984). Thermosetting resin composition for injection molding and article formed (U.S. Patent No. 4487862). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4487862

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