Invention Grant
- Patent Title: Process for preparing oxamide-functional siloxanes
-
Application No.: US17264483Application Date: 2018-07-30
-
Publication No.: US11780967B2Publication Date: 2023-10-10
- Inventor: Oliver Schaefer , Katja Huettl
- Applicant: WACKER CHEMIE AG
- Applicant Address: DE Munich
- Assignee: Wacker Chemie AG
- Current Assignee: Wacker Chemie AG
- Current Assignee Address: DE Munich
- Agency: BROOKS KUSHMAN P.C.
- International Application: PCT/EP2018/070598 2018.07.30
- International Announcement: WO2020/025100A 2020.02.06
- Date entered country: 2021-01-29
- Main IPC: C08G77/06
- IPC: C08G77/06 ; C08G77/16 ; C08G77/08 ; C08G77/26
Abstract:
Oxamide-functional siloxanes are prepared by reacting
(A) silanes of the general formula (I)
with
(B) siloxanes selected from
(B1) linear siloxanes of the general formula
HO[SiR2O]tH (II)
and
(B2) cyclic compounds of the general formula
(SiR42O)s (III),
in the presence of
(C) catalysts.
(A) silanes of the general formula (I)
with
(B) siloxanes selected from
(B1) linear siloxanes of the general formula
HO[SiR2O]tH (II)
and
(B2) cyclic compounds of the general formula
(SiR42O)s (III),
in the presence of
(C) catalysts.
Public/Granted literature
- US20210238360A1 PROCESS FOR PREPARING OXAMIDE-FUNCTIONAL SILOXANES Public/Granted day:2021-08-05
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