US 12,129,406 B2
Siloxane-based gel adhesives and articles
Christoph T. R. Schuell, Neuss (DE); Audrey A. Sherman, Woodbury, MN (US); Junkang J. Liu, Woodbury, MN (US); and Siegfried K. Welke, Erkrath (DE)
Assigned to Solventum Intellectual Properties Company, Maplewood, MN (US)
Appl. No. 17/414,392
Filed by 3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US)
PCT Filed Dec. 17, 2019, PCT No. PCT/IB2019/060946
§ 371(c)(1), (2) Date Jun. 16, 2021,
PCT Pub. No. WO2020/128851, PCT Pub. Date Jun. 25, 2020.
Claims priority of provisional application 62/782,431, filed on Dec. 20, 2018.
Prior Publication US 2022/0049099 A1, Feb. 17, 2022
Int. Cl. C09J 183/04 (2006.01); C08F 230/08 (2006.01); C08G 77/442 (2006.01); C08K 5/14 (2006.01); C08L 83/04 (2006.01); C08L 83/10 (2006.01); C09J 7/35 (2018.01); C09J 7/38 (2018.01); C09J 9/00 (2006.01)
CPC C09J 183/04 (2013.01) [C08F 230/085 (2020.02); C08G 77/442 (2013.01); C08K 5/14 (2013.01); C08L 83/04 (2013.01); C08L 83/10 (2013.01); C09J 7/35 (2018.01); C09J 7/38 (2018.01); C09J 9/00 (2013.01); C08L 2203/02 (2013.01); C08L 2205/025 (2013.01); C08L 2205/03 (2013.01); C08L 2312/06 (2013.01); C09J 2301/302 (2020.08); C09J 2301/304 (2020.08)] 21 Claims
 
1. A curable composition, comprising:
63-80 parts by weight of at least one siloxane fluid with a viscosity of at least 1,000,000 centiPoise;
1-20 parts by weight of at least one siloxane-(meth)acrylate co-polymer; and
16-20 parts by weight of siloxane tackifying resin.