Title:
ブロック共重合体に基づくポリマー
Document Type and Number:
Japanese Patent JP3560980
Kind Code:
B2
Abstract:
PCT No. PCT/CH95/00309 Sec. 371 Date Sep. 12, 1997 Sec. 102(e) Date Sep. 12, 1997 PCT Filed Dec. 27, 1995 PCT Pub. No. WO96/21167 PCT Pub. Date Jul. 11, 1996The invention relates to crosslinked polymers, which are polymerisation products of a polymerisable mixture that comprises the following components: a) a macromer of formula C wherein Macro is an m-valent radical of a macromer from which the number m of groups Rxx-H has been removed, each Rx, independently of the others, is a bond, -O-, -NRN- or -S- wherein RN is hydrogen or lower alkyl, PI* is a bivalent radical of a photoinitiator, Raa is the moiety of a photoinitiator that forms the less reactive free radical on cleavage of the photoinitiator, and m is an integer from 1 to 100, b) a copolymerisable vinyl monomer and c) a copolymerisable crosslinker. The polymers are suitable especially for the production of mouldings, such as for contact lenses.
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Inventors:
Chabrechek, peter
Roman, dietel
Dieturikel, Kurt
Roman, dietel
Dieturikel, Kurt
Application Number:
JP52066096A
Publication Date:
September 02, 2004
Filing Date:
December 27, 1995
Export Citation:
Assignee:
NOVARTIS AG
International Classes:
A61L27/00; B05D3/06; B05D7/24; B29D11/00; C07C225/16; C07C271/20; C07C271/24; G02C7/04; C07C271/28; C07D295/10; C08F2/50; C08F283/00; C08F283/12; C08F290/02; C08F290/04; C08F293/00; C08F299/00; C08G18/28; C08G18/32; C08G18/50; C08G18/61; C08G18/62; C08G18/64; C08G18/67; C08G18/70; C08G18/72; C08G18/80; C08G18/81; C08G77/442; C08G81/00; C08G81/02; G02B1/04; G02B1/10; G03F7/027; G03F7/031; G03F7/033; G03F7/075; (IPC1-7): C08F293/00; B29D11/00; C08F2/50; C08F283/00; G02B1/04; G02C7/04
Domestic Patent References:
| JP7089925A |
Attorney, Agent or Firm:
Hajime Tsukuni
Mutsuo Watanabe
Fumio Shinoda
Tomoko Saeki
Mutsuo Watanabe
Fumio Shinoda
Tomoko Saeki