Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 23, 2021
Patent Application Number
16456101
Date Filed
June 28, 2019
Patent Citations
Patent Citations Received
...
Patent Primary Examiner
Patent abstract
The production of SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymers comprising repeating (AB) units by reaction of polyether diols with trifluoromethanesulfonic acid-acidified, equilibrated α,ω-diacetoxypolydimethylsiloxanes is described, wherein the reaction is undertaken by adding a solid, liquid or gaseous base, optionally using inert solvents.
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