Title:
Coating film waterproofing material and the roof of the building where this coating film is formed
Document Type and Number:
Japanese Patent JP6326471
Kind Code:
B2
Abstract:
Provided are a waterproof coating material and a roof having a coating film formed therefrom which have low VOC content, good film curability under low-temperature/high-humidity conditions, high stain resistance, and low water absorbency. The coating material comprises: (A) 100 parts by weight of a polyoxyalkylene polymer (a1) and/or a vinylic polymer (a2), the polymers each containing a reactive silyl group of formula (1): —SiR13-aXa (1) wherein each R1 independently represents a C1-C20 alkyl, C6-C20 aryl, or C7-C20 aralkyl group, or a triorganosiloxy group of (R′)3SiO— where R's each independently represent a C1-C20 substituted or unsubstituted hydrocarbon group; each X independently represents a hydroxy or hydrolyzable group; and a represents 1, 2 or 3; and (B) 0.1-20 parts by weight of at least one compound including a compound (b3) obtained by partial condensation of silyl groups of an aminosilane alone or of a combination of an aminosilane and another alkoxysilane compound.
Inventors:
Katsuhiro Ando
Toshihiko Okamoto
Toshihiko Okamoto
Application Number:
JP2016198282A
Publication Date:
May 16, 2018
Filing Date:
October 06, 2016
Export Citation:
Assignee:
Kaneka Corporation
Kaneka North America LLC
Kaneka North America LLC
International Classes:
C09D171/02; C09D5/16; C09D7/40; C09D133/06; C09D143/04; C09D183/10; E04D7/00
Domestic Patent References:
| JP2008303650A | ||||
| JP2009040874A | ||||
| JP2012503712A | ||||
| JP2010064474A | ||||
| JP2010065076A | ||||
| JP2011219654A | ||||
| JP2012007078A | ||||
| JP2005015676A | ||||
| JP2006160929A |
Attorney, Agent or Firm:
Atomi International Patent Office