Title:
ウレタンベースの水性二層被覆システム、それらの使用、および該システムで被覆した基材
Document Type and Number:
Japanese Patent JP5611034
Kind Code:
B2
Abstract:
Disclosed is an aqueous clearcoat material for producing a waterborne urethane-based two-coat coating system, comprising at least one secondary polyacrylate dispersion having a polyacrylate glass transition temperature Tg≧20° C. and at least one hybrid polyacrylate-polyurethane dispersion with a weight ratio of the polyacrylate fraction of the secondary dispersion to the polyacrylate-polyurethane fraction of the hybrid dispersion of 1:1 to 4:1, and as curing agent at least one low-viscosity aminosulfonic polyisocyanate and an aqueous basecoat material for producing a waterborne two-coat coating system comprising at least one polyurethane dispersion, at least one hybrid polyacrylate-polyurethane dispersion, and at least one melamine resin. Also disclosed are a waterborne two-coat coating system comprising the clearcoat material and the basecoat material, a process for producing it, its use to coat a substrate, and substrates coated with it.
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Inventors:
アンネ フィッカース
ハインツ−ペーター リンク
アンドレアス ドップ
ハインツ−ペーター リンク
アンドレアス ドップ
Application Number:
JP2010506838A
Publication Date:
October 22, 2014
Filing Date:
April 30, 2008
Export Citation:
Assignee:
ビーエーエスエフ コーティングス ゲゼルシャフト ミット ベシュレンクテル ハフツングＢＡＳＦ Ｃｏａｔｉｎｇｓ ＧｍｂＨ
International Classes:
C09D175/12; B05D7/24; B32B27/40; C09D5/02; C09D7/12; C09D133/06; C09D161/28
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Hiroshi Sugimoto
Takahashi Yoshi size
Star Kimihiro
Hiroyasu Ninomiya
アインゼル Felix-Reinhardt
Toshiomi Yamazaki
Takuya Kuno
Hiroshi Sugimoto
Takahashi Yoshi size
Star Kimihiro
Hiroyasu Ninomiya
アインゼル Felix-Reinhardt