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Title:
BACK COATING MATERIAL FOR PLANAR FASTENER AND PLANAR FASTENER
Document Type and Number:
WIPO Patent Application WO/2003/106576
Kind Code:
A1
Abstract:
A back coating material for a planar fastener which comprises an aqueous dispersion (A) of a carboxyl group containing polycarbonate type urethane resin (a) comprising a dimethylformamide-soluble urethane resin of a weight average molecular weight of 100,000 or more and/or a dimethylformamide-insoluble urethane resin and having an acid value of 3 to 16 mgKOH/g, and an epoxy resin (B) having an epoxy equivalent of 85 to 400 g/eq. The application of said back coating material (4) on the back face of the base material (2a) of a planar fastener and curing the material by heating provides a planar fastener (1a) excellent in long-term durability.

Inventors:
TOMOHIRO AKIRA (JP)
DOI MASASHI (JP)
HASEGAWA HIROSHI (JP)
MURAHASHI SATOSHI (JP)
Application Number:
PCT/JP2003/007282
Publication Date:
December 24, 2003
Filing Date:
June 09, 2003
Export Citation:
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Assignee:
YKK CORP (JP)
TOMOHIRO AKIRA (JP)
DOI MASASHI (JP)
HASEGAWA HIROSHI (JP)
MURAHASHI SATOSHI (JP)
International Classes:
A44B18/00; C08G18/08; C08G18/44; C08G18/65; C08G59/42; C09D175/04; (IPC1-7): C09D175/04; A44B18/00; C08L75/04; C09J175/04
Foreign References:
JPH05295076A1993-11-09
JPH11323300A1999-11-26
JP2001186905A2001-07-10
JP2002238621A2002-08-27
Attorney, Agent or Firm:
Yoshida, Shigeki (Harada Bldg. 14-2, Takadanobaba 2-chom, Shinjuku-ku Tokyo, JP)
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