Invention Grant
- Patent Title: Method of making polymer encapsulated titanium dioxide particles
- Patent Title (中): 制备聚合物包封的二氧化钛颗粒的方法
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Application No.: US14483796Application Date: 2014-09-11
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Publication No.: US09371466B2Publication Date: 2016-06-21
- Inventor: Kathleen A. Auld , James Keith Bardman , Michele Heffner , David G. Kelly , Michael Rhodes
- Applicant: Rohm and Haas Company
- Applicant Address: US PA Philadelphia
- Assignee: Rohm and Haas Company
- Current Assignee: Rohm and Haas Company
- Current Assignee Address: US PA Philadelphia
- Agent Kenneth Crimaldi
- Main IPC: C08K3/22
- IPC: C08K3/22 ; B05D7/00 ; C09D131/04 ; C09C1/36 ; C09D5/02 ; C09D7/12
Abstract:
A process for encapsulating TiO2 particles by polymerizing sodium styrene sulfonate with a redox initiator system; then polymerizing a first monomer mixture comprising at least 60 wt % acrylic monomers; then polymerizing a second monomer mixture comprising at least 40 wt % vinyl ester monomers.
Public/Granted literature
- US20150079397A1 POLYMER ENCAPSULATED TITANIUM DIOXIDE PARTICLES Public/Granted day:2015-03-19
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