Title:
少なくとも２種のポリマー樹脂の水性分散液およびトップコートを塗布するための該分散液を含む水性コーティング組成物
Document Type and Number:
Japanese Patent JP6632546
Kind Code:
B2
Abstract:
The present invention relates to an aqueous dispersion (P) of at least two polymeric resins (P1) and (P2) which are different from one another, (P1) being a copolymer obtainable by copolymerizing ethylenically unsaturated monomers in the presence of at least one polyurethane resin having polymerizable carbon double bonds, and (P2) being a polyester having functional hydroxyl groups, which has an acid number of <25 mg of KOH per g of polyester, and (P) being obtainable by a process encompassing at least four steps (1), (2), (3), and (4), to an aqueous coating composition comprising the aqueous dispersion (P), to a process for at least partly coating at least one substrate metal surface, coated with at least one primer coat, with a topcoat, using the aqueous coating composition, and to an at least partly coated substrate obtainable by such a process.
Inventors:
Frank, Yege
Formant, dominique
Lesser, Jerg
Schwarzenberg, Lara
Formant, dominique
Lesser, Jerg
Schwarzenberg, Lara
Application Number:
JP2016567720A
Publication Date:
January 22, 2020
Filing Date:
May 13, 2015
Export Citation:
Assignee:
BASF Coatings GmbH
International Classes:
C08L55/00; B32B15/08; B32B15/082; B32B15/09; C08F290/14; C08L33/06; C08L61/28; C08L67/02; C09D5/02; C09D151/08; C09D167/00
Domestic Patent References:
| JP2012516918A |
Attorney, Agent or Firm:
Satoshi Eto