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:
Jul. 28, 1981
Filed:
Jun. 23, 1980
Applicant:
Inventors:
Toranosuke Saito, Kobe, JP;
Hiroyuki Ohishi, Moriyama, JP;
Assignee:
Sanko Kaihatsu Kagaku Kenkyusho, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C07F / ;
U.S. Cl.
CPC ...
260 / ; 2609 / ; 260936 ; 260961 ; 260982 ; 528 72 ; 528108 ; 528287 ; 525340 ;
Abstract
Phosphorus-containing condensation products are obtained by effecting condensation between an organophosphorus compound of the Formula, ##STR1## wherein X, Y and Z each is hydrogen or halogen, R.sub.1 and R.sub.2 each is hydrogen or methyl and R.sub.3 is hydrogen or an alkyl group and polyhydric alcohols having at least three alcoholic hydroxyl groups. These condensation products are ueful as a flame retardant for various synthetic resins.