Title:
AQUEOUS POLYURETHANE RESIN
Document Type and Number:
WIPO Patent Application WO/2008/035585
Kind Code:
A1
Abstract:
An aqueous polyurethane resin having an Si atom content of 0.05 to 1.5 wt% can be produced by at least reacting an isocyanate-terminated prepolymer which contains a polyoxyethylene group in an amount of 1 to 15 wt% in a side chain branched from the main chain and has two or more isocyanate groups at the terminus of the main chain with a chain extension agent which comprises at least a compound having two or more active hydrogen groups reactive with an isocyanate group and an alkoxysilyl group.
Inventors:
UCHIDA, Takashi (INC. 580-32,Nagaura, Sodegaura-sh, Chiba 65, 2990265, JP)
Application Number:
JP2007/067614
Publication Date:
March 27, 2008
Filing Date:
September 10, 2007
Export Citation:
Assignee:
MITSUI CHEMICALS POLYURETHANES, INC. (5-2 Higashi-Shimbashi 1-chome, Minato-ku Tokyo, 17, 1057117, JP)
三井化学ポリウレタン株式会社 (〒17 東京都港区東新橋一丁目５番２号 Tokyo, 1057117, JP)
三井化学ポリウレタン株式会社 (〒17 東京都港区東新橋一丁目５番２号 Tokyo, 1057117, JP)
International Classes:
C08G18/65; D06N3/14
Attorney, Agent or Firm:
OKAMOTO, Hiroyuki (YS Sun Mullion NBF Tower, 21st Floor,6-12, Minamihommachi 2-chome,Chuo-ku, Osaka-sh, Osaka 54, 5410054, JP)
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