Invention Grant
US07691933B2 Aqueous pigment pastes containing metallic pigments and the use thereof for producing substances for decorative aqueous coatings
有权
含有金属颜料的水性颜料浆料及其用于生产装饰性水性涂料的物质的用途
- Patent Title: Aqueous pigment pastes containing metallic pigments and the use thereof for producing substances for decorative aqueous coatings
- Patent Title (中): 含有金属颜料的水性颜料浆料及其用于生产装饰性水性涂料的物质的用途
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Application No.: US10522835Application Date: 2003-08-21
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Publication No.: US07691933B2Publication Date: 2010-04-06
- Inventor: Anne Hupp , Carmen Kunszt , Holger Sanders
- Applicant: Anne Hupp , Carmen Kunszt , Holger Sanders
- Applicant Address: DE Munster
- Assignee: BASF Coatings AG
- Current Assignee: BASF Coatings AG
- Current Assignee Address: DE Munster
- Agency: Cantor Colburn LLP
- Priority: DE10240972 20020902
- International Application: PCT/EP03/09267 WO 20030821
- International Announcement: WO2004/024837 WO 20040325
- Main IPC: H01B3/04
- IPC: H01B3/04 ; C08K5/00 ; C08L33/06
Abstract:
An aqueous pigment paste free from binders and grinding resins, comprising based on its overall amount (A) from 15 to 40% by weight of at least one metal pigment, especially an aluminum pigment, (B) from 0.45 to 0.75% by weight of at least one non-associative thickener comprising at least one methacrylate copolymer based on C1-C6 alkyl(meth)acrylate and (meth)acrylic acid, (C) from 0.1 to 0.4% by weight of at least one organic amine, (D) from 0.5 to 8% by weight of at least one nonionic surfactant, and (E) at least 50% by weight of water; its use for preparing aqueous coating materials, and processes for the preparation.
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