Invention Grant
- Patent Title: Catalyst for synthesis of siloxanes
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Application No.: US14891803Application Date: 2014-05-16
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Publication No.: US09663620B2Publication Date: 2017-05-30
- Inventor: Karthikeyan Sivasubramanian , Patricia Anderson
- Applicant: MOMENTIVE PERFORMANCE MATERIALS INC.
- Applicant Address: US NY Waterford
- Assignee: MOMENTIVE PERFORMANCE MATERIALS INC.
- Current Assignee: MOMENTIVE PERFORMANCE MATERIALS INC.
- Current Assignee Address: US NY Waterford
- Agency: McDonald Hopkins LLC
- Agent Joseph Waters
- International Application: PCT/US2014/038396 WO 20140516
- International Announcement: WO2014/186709 WO 20141120
- Main IPC: C08G77/08
- IPC: C08G77/08 ; C09D5/16 ; C09D183/04 ; C09D163/00 ; C09D183/08 ; C09D183/12 ; C09D183/06 ; C08G77/04 ; C09J183/04 ; C08G59/32 ; C08G77/14 ; C08G77/26 ; C08G77/46 ; C08K5/544
Abstract:
Compositions and methods for the production of siloxane materials using an azaphosphatrane as a catalyst. In one embodiment, there is provided a process for the ring opening polymerization of a cyclosiloxane in the presence of an azaphosphatrane. In another embodiment, there is provided a composition and method for condensation curing of a moisture curable composition using an azaphosphatrane.
Public/Granted literature
- US20160347910A1 CATALYST FOR SYNTHESIS OF SILOXANES Public/Granted day:2016-12-01
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