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:
Jun. 26, 2012
Filed:
Dec. 26, 2006
Minoru Kurata, Wakayama, JP;
Keishi Shimokawa, Wakayama, JP;
Minoru Kurata, Wakayama, JP;
Keishi Shimokawa, Wakayama, JP;
Kao Corporation, Tokyo, JP;
Abstract
The present invention relates to a method of producing a polymerizable phosphate containing at least one selected from polymerizable phosphates represented by formula (II), (III) or (IV) by a batch reaction, including a step of adding a compound represented by formula (I) into a mixture of a polymerizable phosphate reaction product containing at least one selected from polymerizable phosphates represented by formula (II), (III) or (IV), obtained by a pre-batch reaction, and phosphoric acid anhydride to react them: wherein Rrepresents H or a Calkyl group, Rrepresents a Calkylene group and n denotes an integer from 1 to 3.