C - Chemistry – Metallurgy – 01 – B
Patent
C - Chemistry, Metallurgy
01
B
C01B 31/08 (2006.01) C01B 31/02 (2006.01) C08F 2/30 (2006.01) C08F 8/36 (2006.01) C08F 212/08 (2006.01) C08F 212/36 (2006.01) C08F 214/08 (2006.01) C08J 3/24 (2006.01) C08J 9/36 (2006.01)
Patent
CA 2640912
A monolithic, carbonaceous foam suitable for use in respiratory protection is produced by creating an emulsion of a monomer such as vinylidene chloride and/or styrene, a cross-linking agent and a surfactant, curing the emulsion to yield a polymeric foam, sulfonating the foam, and carbonizing the sulfonated foam to yield the monolithic, carbonaceous foam.
Cordoneanu Adina
Evans Michael
Her Majesty The Queen As Represented By The Minister Of National
Seaby & Associates
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