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公开(公告)号:US20210246886A1
公开(公告)日:2021-08-12
申请号:US17049752
申请日:2019-04-23
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor: William M. Lamanna , Sean M. Smith , Michael G. Costello , Michael J. Bulinski , John G. Owens , Markus E. Hirschberg , Klaus Hintzer , Bamidele O. Fayemi , Philip E. Tuma , Nicholas S. Johnson , Forrest A. Coughlin , Jay R. Nierengarten
IPC: F03G7/00 , C07C317/04 , F25D3/00
Abstract: A foamable composition includes a blowing agent, a foamable polymer or a precursor composition thereof, and a nucleating agent. The nucleating agent includes a compound having structural formula (I) R1SO2R2(SO2R3)n (I) where R1, R2, and R3 are each independently a fluoroalkyl group having from 1 to 10 carbon atoms that is linear, branched, or cyclic and optionally contain at least one catenated ether oxygen atom or a trivalent nitrogen atom, and n is 0 or 1.