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:
May. 21, 2019
Filed:
Mar. 26, 2013
Teijin Limited, Osaka, JP;
Marubishi Oil Chemical Co., Ltd., Osaka, JP;
Katsuhiro Yamanaka, Tokyo, JP;
Tsuyoshi Takeda, Tokyo, JP;
Kuniaki Kondo, Osaka, JP;
Masaki Haruyoshi, Osaka, JP;
TEIJIN LIMITED, Osaka, JP;
MARUBISHI OIL CHEMICAL CO., LTD., Osaka, JP;
Abstract
A flameproofing agent for fibers which has high flameproofness and excellent physical properties (light resistance, heat resistance, texture), a process for manufacturing a flameproof fiber product and a flameproof fiber product. The flameproofing agent comprises an organic phosphorus compound (component A) represented by the following formula (1). (In the above formula, Xand Xare the same or different and each an aromatic substituted alkyl group represented by the following formula (2).)ALAr)  (2)(In the above formula, AL is a branched or linear aliphatic hydrocarbon group having 1 to 5 carbon atoms, Ar is a phenyl group, naphthyl group or anthryl group all of which may have a substituent, 'n' is an integer of 1 to 3, and Ar may be bonded to any carbon atom contained in AL.)