Invention Grant
- Patent Title: Alkali-soluble resin (ASR) shell epoxy RDP exhibiting improved shelf stability
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Application No.: US14432098Application Date: 2013-10-01
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Publication No.: US09758667B2Publication Date: 2017-09-12
- Inventor: Liang Chen , Mark D. Westmeyer
- Applicant: Dow Global Technologies LLC , Rohm and Haas Company
- Applicant Address: US PA Philadelphia US MI Midland
- Assignee: Rohm and Haas Company,Dow Global Technologies LLC
- Current Assignee: Rohm and Haas Company,Dow Global Technologies LLC
- Current Assignee Address: US PA Philadelphia US MI Midland
- Agent Andrew Merriam
- International Application: PCT/US2013/062833 WO 20131001
- International Announcement: WO2014/055494 WO 20140410
- Main IPC: C08L63/00
- IPC: C08L63/00 ; C08J3/12 ; C08L63/10

Abstract:
The present invention provides shelf stable redispersible multilayer polymer particles (RDPs) comprising a major proportion of epoxy resins, a methacrylic acid or anhydride containing alkali soluble polymer outer layer and a hydrophobic chain transfer agent or a high glass transition temperature colloidal stabilizer, such as poly(vinyl pyrrolidinone) or its copolymer, as well as to methods of making the same.
Public/Granted literature
- US20160017140A1 ALKALI-SOLUBLE RESIN (ASR) SHELL EPOXY RDP EXHIBITING IMPROVED SHELF STABILITY Public/Granted day:2016-01-21
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