Patent · US Active

Composition for preparing a release coating

US12365818B2 · kind B2 · utility

0Cited by

8References

15Claims

0Family size

Assignee

Dow Silicones Corporation · US

Inventors

Pierre Chevalier · Paris, FR
Zhenbin Niu · Midland, US
Sze-Sze Ng · Midland, US
Sebastien Grofils · Bouillon, BE
Lori Dehlin · Midland, US
Deana Dujardin · Seneffe, BE
Alex Knott · Seneffe, BE
David Rich · Barry, GB
Thomas Daniel Bekemeier · Birch Run, US
Timothy Mitchell · Clio, US
Dongchan Ahn · Midland, US

Key dates

Filing date	Dec 2, 2020
Grant date	Jul 22, 2025
Priority date	—
Expiry date	Mar 30, 2042

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09J2483/005
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A composition for forming a release coating is disclosed. The composition comprises (A) an organopolysiloxane comprising the reaction product of: (i) a silicone resin having a particular formula; and (ii) a cyclic siloxane; in the presence of a polymerization catalyst. The composition further comprises (B) an organopolysiloxane including an average of at least two silicon-bonded ethylenically unsaturated groups per molecule.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.