B - Operations – Transporting – 29 – D
Patent
B - Operations, Transporting
29
D
18/103
B29D 11/00 (2006.01) A61F 2/16 (2006.01) A61L 27/16 (2006.01) B29D 11/02 (2006.01) G02B 1/04 (2006.01) B29C 35/08 (2006.01)
Patent
CA 2024254
Composite acrylic polymer rods having clear central regions and colored peripheral regions are prepared by subjecting to polymerization conditions a rod of acrylic polymer surrounded with a flowable solution comprising acrylic monomer, dye and, dissolved therein, acrylic polymer. Alternatively, a rod of acrylic polymer surrounded by a flowable mixture comprising partially polymerized acrylic monomer and dye is subjected to polymerization conditions.
Borgelt Andrea
Dunks Gary Burr
Kwon Oh-Seung
Yamada Akira
Iolab Corporation
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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