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:
Jan. 05, 2021
Filed:
Jan. 25, 2016
Sanyo Chemical Industries, Ltd., Kyoto, JP;
Masayoshi Sekifuji, Kyoto, JP;
Yoshiyuki Wakahara, Kyoto, JP;
SANYO CHEMICAL INDUSTRIES, LTD., Kyoto, JP;
Abstract
A water permeability-imparting agent containing an alkylene oxide adduct (A) of a polyvalent active hydrogen compound represented by Formula (1):R—[O(AO)—(CHCHO)—H]  (1)wherein R represents a residue, after removal of all active hydrogen, of the polyvalent active hydrogen compound; AO represents a C2 to C4 alkyleneoxy group; m represents an average addition mole number of AO and is a number of 4 to 50; n represents an average addition mole number of CHCHO; and 1 represents a valence and is an integer of 3 to 6, and an average addition mole number ratio between AO and CHCHO in Formula (1), n/m, is 0 to 0.5.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile