Invention Grant
- Patent Title: Associative thickener compositions and methods of use
- Patent Title (中): 缔合增稠剂组合物和使用方法
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Application No.: US11638214Application Date: 2006-12-13
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Publication No.: US07803864B2Publication Date: 2010-09-28
- Inventor: Barrett Richard Bobsein , Melissa Merlau Johnson , Lifeng Zhang
- Applicant: Barrett Richard Bobsein , Melissa Merlau Johnson , Lifeng Zhang
- Applicant Address: US PA Phila.
- Assignee: Rohm and Haas Company
- Current Assignee: Rohm and Haas Company
- Current Assignee Address: US PA Phila.
- Agency: Cantor Colburn LLP
- Main IPC: C08L75/04
- IPC: C08L75/04 ; C08L71/02 ; C08L101/14
Abstract:
A method for improving the viscosity stability of an aqueous composition having a latex polymer and associative thickeners with at least one hydrophilic segment and at least two hydrophobic segments is provided. The associative thickeners are chosen such that one associative thickener has a lower molecular weight than the other associative thickener.
Public/Granted literature
- US20070155880A1 Associative thickener combinations Public/Granted day:2007-07-05
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