Invention Grant
- Patent Title: Pigment preparation
- Patent Title (中): 颜料制备
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Application No.: US12089364Application Date: 2006-10-03
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Publication No.: US07846997B2Publication Date: 2010-12-07
- Inventor: Klaas Jan Hendrik Kruithof , Rienk Hettema , Roger MacLiver Roy , Hendrik Meijer
- Applicant: Klaas Jan Hendrik Kruithof , Rienk Hettema , Roger MacLiver Roy , Hendrik Meijer
- Applicant Address: NL Arnhem
- Assignee: Akzo Nobel Coatings International B.V.
- Current Assignee: Akzo Nobel Coatings International B.V.
- Current Assignee Address: NL Arnhem
- Agency: Kenyon & Kenyon LLP
- Priority: EP05109204 20051004
- International Application: PCT/EP2006/066984 WO 20061003
- International Announcement: WO2007/039602 WO 20070412
- Main IPC: C08J3/22
- IPC: C08J3/22
Abstract:
The invention relates to a solid pigment preparation comprising at least 35% by weight of one or more pigments and at most 65% by weight of a dispersant resin, wherein the dispersant resin comprises a polyester backbone having at least one pendent hydrophilic polyalkylene oxide monoalkylether group, the dispersant resin comprising 30 to 80% by weight of alkylene oxide units and having a number average molecular weight of 1,000 to 150,000.
Public/Granted literature
- US20080269403A1 Pigment Preparation Public/Granted day:2008-10-30
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