C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 20/56 (2006.01) B01D 57/02 (2006.01) B22C 1/22 (2006.01) C08F 8/28 (2006.01) C12N 1/00 (2006.01) A61L 25/00 (1990.01)
Patent
CA 2113178
2113178 9302115 PCTABS00019 Method for forming a solid gel matrix, including contacting together in an alkaline solution: (a) polyacrylamide molecules having one or more amide groups and (b) an aldehyde adapted to covalently bond with at least two of the amide groups on separate polyacrylamide molecules to covalently bond the separate polyacrylamide molecules together. In the method sufficient covalent bonds are formed between the polyacrylamide molecules to cause the solution to form a solid gel matrix.
Mirsky Jeffrey
Schwartz Arthur L.
Advanced Applications Institute Incorporated
Smart & Biggar
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