C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
400/2009
C08G 77/442 (2006.01) C08F 290/14 (2006.01) C08F 299/08 (2006.01) G02B 1/04 (2006.01)
Patent
CA 2039890
AD-5792 TITLE SILICONE CONTAINING ACRYLIC STAR POLYMERS ABSTRACT OF THE DISCLOSURE Acrylic star polymers containing polysiloxanylalkyl ester groups in their arms and terminal organo groups containing a polymerizable carbon-carbon double bond are useful for improving polymer compositions for contact lenses.
E. I. Du Pont de Nemours And Company
Sim & Mcburney
Spinelli Harry J.
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