C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
402/228
C08F 8/06 (2006.01) C08F 26/06 (2006.01) C08F 126/06 (2006.01) C08F 271/02 (2006.01)
Patent
CA 1287440
Particulate Hydroperoxidized Poly-N-Vinyl Lactam, Its Preparation and Use Thereof Abstract Particulate hydroperoxidized poly-N-vinyl lactam containing an average of about 0.5 to about 20 hydroperoxy mole equivalents per mole of poly-N-vinyl lactam, the preparation of the same by sub- jecting particulate poly-N-vinyl lactam to an effective amount of ozone, and the use thereof in the preparation of graft copolymers possessing a low degree of extractibles, finding utility in a wide number of fields, particularly in biomedical devices, semipermeable membranes, contact lenses and as films or fibers.
543489
Fetherstonhaugh & Co.
Novartis Ag
LandOfFree
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