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:
Apr. 23, 2024
Filed:
Jun. 11, 2019
Daihachi Chemical Industry Co., Ltd., Osaka, JP;
Shunsuke Yahata, Osaka, JP;
DAIHACHI CHEMICAL INDUSTRY CO., LTD., Osaka, JP;
Abstract
A flame retardant for thermosetting resin containing an aromatic phosphoric acid ester represented by the general formula (I): wherein Rto Reach independently represent a hydrogen atom, a Calkyl group, or a Calkoxy group; R, R, and Reach independently represent a Calkyl group or a Calkoxy group; Rand Reach independently represent a Calkyl group or a Calkoxy group; n represents an integer of 1 to 10; nand neach independently represent an integer of 0 to 3; mand meach independently represent an integer of 0 to 4; p represents an integer of 0 to 26; and k represents an integer of 1 to 12; and when p is 2 or more, any two substituents Rmay be bonded to each other, and may be bonded to a carbon atom(s) of a ring to which the above substituents Rare bonded, forming another ring.