C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
18/33
C08J 9/26 (2006.01) B29C 55/00 (2006.01) B29C 67/20 (2006.01) B29C 70/58 (2006.01) B32B 5/24 (2006.01) C08J 5/18 (2006.01) C08J 9/28 (2006.01) C08J 9/36 (2006.01) C08L 23/06 (2006.01)
Patent
CA 1316314
Abstract of the Disclosure Precursor microporous material comprising a matrix consisting essentially of linear ultrahigh molecular weight polyolefin, a large proportion of finely divided water-insoluble siliceous filler, and interconnecting pores is stretched to increase the porosity and provide regions of stretch-induced molecularly oriented polymer in the matrix.
564897
Leatherman Dennis D.
Leigh Thomas H.
Schwarz Richard A.
Borden Ladner Gervais Llp
Leatherman Dennis D.
Leigh Thomas H.
Ppg Industries Inc.
Schwarz Richard A.
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