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. 23, 2024
Filed:
Jan. 14, 2020
Nippon Chemical Paint Co., Ltd., Kanagawa, JP;
Takaaki Higashino, Kanagawa, JP;
Kenji Kato, Kanagawa, JP;
NIPPON CHEMICAL PAINT CO., LTD., Kanagawa, JP;
Abstract
A curable water-swelling water stop material including: 100 parts by mass of a resin component which includes 40 to 100 parts by mass of a curable resin having a hydrolysable alkoxysilyl group and 0 to 60 parts by mass of a polyether polyol; 0.3 to 25 parts by mass of an aminosilane coupling agent; 20 to 250 parts by mass of a water-absorbent resin; and 0 to 160 parts by mass of an extender pigment, in which the hydrolysable alkoxysilyl group having a structure represented by Formula (1) —X—CH—SiR(OR), in which X is a bonding functional group having a heteroatom with an unshared electron pair and bonding to a methylene group bonding to a silicon atom of a hydrolysable silicon group, Rand Rare C-Calkyl groups respectively, and Y is 0, 1 or 2.