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:
Sep. 29, 1992
Filed:
Jul. 10, 1990
Applicant:
Inventors:
Shigeo Miyata, Takamatsu, JP;
Makoto Yoshii, Kokubunji, JP;
Assignee:
Kyowa Chemical Industry, Kagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
523200 ; 524141 ; 524147 ; 524148 ; 524151 ; 524436 ;
Abstract
A flame retardant having excellent resistance to water and acid for a long period of time and comprising 100 parts by weight of magnesium hydroxide of which the surface is treated with a phosphoric ester of formula (I) ##STR1## wherein R represents an alkyl or alkenyl group having 10 to 30 carbon atoms, M represents an atom belonging to group IA of the periodic table or NH.sup.4+, and n represents 1 or 2, and 0.1 to 10 parts by weight of a salt of a metal other than alkali metals with a higher fatty acid, and a resin composition containing the flame retardant.