IT1243977B - Composizione liquida polimerizzabile in vetri organici a bassa colorazione e buona colorabilita' - Google Patents

Composizione liquida polimerizzabile in vetri organici a bassa colorazione e buona colorabilita'

Info

Publication number
IT1243977B
IT1243977B IT02132790A IT2132790A IT1243977B IT 1243977 B IT1243977 B IT 1243977B IT 02132790 A IT02132790 A IT 02132790A IT 2132790 A IT2132790 A IT 2132790A IT 1243977 B IT1243977 B IT 1243977B
Authority
IT
Italy
Prior art keywords
liquid composition
polymerizable liquid
organic glasses
low coloring
good colorability
Prior art date
Application number
IT02132790A
Other languages
English (en)
Other versions
IT9021327A1 (it
IT9021327A0 (it
Inventor
Fiorenzo Renzi
Claudio Gagliardi
Franco Rivetti
Original Assignee
Enichem Sintesi
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Enichem Sintesi filed Critical Enichem Sintesi
Priority to IT02132790A priority Critical patent/IT1243977B/it
Publication of IT9021327A0 publication Critical patent/IT9021327A0/it
Priority to US07/750,603 priority patent/US5196492A/en
Priority to EP91114564A priority patent/EP0473163B1/en
Priority to ES91114564T priority patent/ES2079535T3/es
Priority to DE69114225T priority patent/DE69114225T2/de
Publication of IT9021327A1 publication Critical patent/IT9021327A1/it
Application granted granted Critical
Publication of IT1243977B publication Critical patent/IT1243977B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F18/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
    • C08F18/24—Esters of carbonic or haloformic acids
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Polymerisation Methods In General (AREA)
IT02132790A 1990-08-29 1990-08-29 Composizione liquida polimerizzabile in vetri organici a bassa colorazione e buona colorabilita' IT1243977B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT02132790A IT1243977B (it) 1990-08-29 1990-08-29 Composizione liquida polimerizzabile in vetri organici a bassa colorazione e buona colorabilita'
US07/750,603 US5196492A (en) 1990-08-29 1991-08-27 Polymerizable composition comprising poly(allyl carbonate) of polyhydroxy compound and polyhydroxy compound
EP91114564A EP0473163B1 (en) 1990-08-29 1991-08-29 Liquid composition which can polymerize into almost colourless and easily dyeable organic glass
ES91114564T ES2079535T3 (es) 1990-08-29 1991-08-29 Composicion liquida que puede polimerizarse para formar vidrio organico casi incoloro y facilmente coloreable.
DE69114225T DE69114225T2 (de) 1990-08-29 1991-08-29 Flüssige Zusammensetzung, die zu einem beinahe farblosen und einfach färbbaren organischen Glas polymerisieren kann.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02132790A IT1243977B (it) 1990-08-29 1990-08-29 Composizione liquida polimerizzabile in vetri organici a bassa colorazione e buona colorabilita'

Publications (3)

Publication Number Publication Date
IT9021327A0 IT9021327A0 (it) 1990-08-29
IT9021327A1 IT9021327A1 (it) 1992-02-29
IT1243977B true IT1243977B (it) 1994-06-28

Family

ID=11180168

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02132790A IT1243977B (it) 1990-08-29 1990-08-29 Composizione liquida polimerizzabile in vetri organici a bassa colorazione e buona colorabilita'

Country Status (5)

Country Link
US (1) US5196492A (it)
EP (1) EP0473163B1 (it)
DE (1) DE69114225T2 (it)
ES (1) ES2079535T3 (it)
IT (1) IT1243977B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1257700B (it) * 1992-10-30 1996-02-01 Enichem Sintesi Composizione e procedimento per la preparazione di vetri organici
AU673775B2 (en) * 1993-08-24 1996-11-21 Great Lakes Chemical Corporation Ophthalmic lenses
TW385317B (en) * 1995-02-12 2000-03-21 Akzo Nobel Nv Ophthalmic lenses
US5952441A (en) * 1997-12-30 1999-09-14 Ppg Industries Ohio, Inc. Partially polymerized mixture of diethylene glycol (allyl carbonate) compounds
WO1999038899A1 (en) 1998-01-30 1999-08-05 Ppg Industries Ohio, Inc. Polymerizable polyol(allyl carbonate) composition
DE69906271T2 (de) 1998-05-15 2004-02-05 Great Lakes Chemical Corp., Indianapolis Optische linsen
ITMI20030758A1 (it) * 2003-04-11 2004-10-12 Great Lakes Chemical Europ Composizione liquida polimerizzabile in vetri organici dodati di buone proprieta' ottiche e fisico-meccaniche.
ITMI20030759A1 (it) * 2003-04-11 2004-10-12 Great Lakes Chemical Europ Composizione liquida polimerizzabile in vetri organici con bassa colorazione e buone proprieta' fisico-meccaniche.
US20070037897A1 (en) * 2005-08-12 2007-02-15 Guigui Wang Method for making contact lenses
US20110021711A1 (en) * 2008-03-31 2011-01-27 Queen's University At Kingston Crosslinked polymer particles
SG190218A1 (en) 2010-11-10 2013-06-28 Novartis Ag Method for making contact lenses
US10407540B2 (en) 2015-09-08 2019-09-10 Ppg Industries Ohio, Inc. Composition for optical articles and optical articles made therewith

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4396737A (en) * 1981-11-19 1983-08-02 Ppg Industries, Inc. Polymerization of polyol allyl carbonate using polymerization initiators of short and long half lives
EP0080339A3 (en) * 1981-11-23 1983-07-20 Ppg Industries, Inc. Colored monomer composition, method of polymerizing the composition, and polymerizate formed thereby

Also Published As

Publication number Publication date
EP0473163A1 (en) 1992-03-04
IT9021327A1 (it) 1992-02-29
DE69114225T2 (de) 1996-05-30
IT9021327A0 (it) 1990-08-29
US5196492A (en) 1993-03-23
ES2079535T3 (es) 1996-01-16
DE69114225D1 (de) 1995-12-07
EP0473163B1 (en) 1995-11-02

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970814