ATE3872T1 - Herstellung nicht-vernetzter polymere, verfahren zum formen dafuer und kontaktlinsen hergestellt nach diesem verfahren. - Google Patents

Herstellung nicht-vernetzter polymere, verfahren zum formen dafuer und kontaktlinsen hergestellt nach diesem verfahren.

Info

Publication number
ATE3872T1
ATE3872T1 AT80302694T AT80302694T ATE3872T1 AT E3872 T1 ATE3872 T1 AT E3872T1 AT 80302694 T AT80302694 T AT 80302694T AT 80302694 T AT80302694 T AT 80302694T AT E3872 T1 ATE3872 T1 AT E3872T1
Authority
AT
Austria
Prior art keywords
polymer
solvent
cross
polymerisation
shaping
Prior art date
Application number
AT80302694T
Other languages
English (en)
Inventor
Ivor B. Atkinson
Barry C. Holdstock
John L. Knowlton
Original Assignee
Coopervision U.K. Limited
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 Coopervision U.K. Limited filed Critical Coopervision U.K. Limited
Application granted granted Critical
Publication of ATE3872T1 publication Critical patent/ATE3872T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/04—Homopolymers or copolymers of esters
    • C08L33/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/003—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor characterised by the choice of material
    • B29C39/006—Monomers or prepolymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/22—Component parts, details or accessories; Auxiliary operations
    • B29C39/38—Heating or cooling
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • B29K2033/04—Polymers of esters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Eyeglasses (AREA)
AT80302694T 1979-08-10 1980-08-06 Herstellung nicht-vernetzter polymere, verfahren zum formen dafuer und kontaktlinsen hergestellt nach diesem verfahren. ATE3872T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7927904 1979-08-10
EP80302694A EP0024164B1 (de) 1979-08-10 1980-08-06 Herstellung nicht-vernetzter Polymere, Verfahren zum Formen dafür und Kontaktlinsen hergestellt nach diesem Verfahren

Publications (1)

Publication Number Publication Date
ATE3872T1 true ATE3872T1 (de) 1983-07-15

Family

ID=10507114

Family Applications (1)

Application Number Title Priority Date Filing Date
AT80302694T ATE3872T1 (de) 1979-08-10 1980-08-06 Herstellung nicht-vernetzter polymere, verfahren zum formen dafuer und kontaktlinsen hergestellt nach diesem verfahren.

Country Status (4)

Country Link
EP (1) EP0024164B1 (de)
AT (1) ATE3872T1 (de)
DE (1) DE3063890D1 (de)
GB (2) GB2060648B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2571376B1 (fr) * 1984-10-10 1986-10-03 Atochem Procede de reticulation de copolymeres ethylene-ester d'hydroxyalkyle
US4968734A (en) * 1986-07-01 1990-11-06 W. R. Grace & Co.-Conn. Cement admixture
US4904749A (en) * 1988-12-16 1990-02-27 Marion Laboratories, Inc. Preparation of PHEMA by precipitation/suspension polymerization
US6743880B2 (en) 2000-03-31 2004-06-01 Avery Denison Corporation Hydrophilic polymers and methods of preparation
US6706836B1 (en) 2000-03-31 2004-03-16 Avery Dennison Corporation Hydrophilic polymers, pressure sensitive adhesives and coatings
US6653427B2 (en) 2000-03-31 2003-11-25 Avery Dennison Corporation Hydrophilic polymers, pressure sensitive adhesives and coatings

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE584369A (de) * 1958-11-05 1900-01-01
BE598164A (de) * 1959-12-18
NL123613C (de) * 1961-02-13 1900-01-01
DE1301532B (de) * 1966-01-21 1969-08-21 Cassella Farbwerke Mainkur Ag Verfahren zur Herstellung von festen, wasserloeslichen Homo- oder Copolymerisaten des Acrylamids oder Methacrylamids
US3758448A (en) * 1971-10-05 1973-09-11 Union Optics Corp Copolymers and hydrogels of unsaturated esters
US3947401A (en) * 1971-10-05 1976-03-30 Union Optics Corporation Hydrogels of unsaturated ester copolymers
CS154466B1 (de) * 1971-10-14 1974-04-30
CS153765B1 (de) * 1971-10-14 1974-03-29
AU4618579A (en) * 1978-05-03 1979-11-08 B.F. Goodrich Company, The Method for providing carboxyl containing polymers in an ionic form in a dry state
US4267103A (en) * 1978-12-07 1981-05-12 The B. F. Goodrich Company Solvent polymerization of carboxyl containing monomers
ZW23379A1 (en) * 1978-12-07 1981-07-01 Ici Ltd Manufacture of polymer dispersions and coating compositions derived from them

Also Published As

Publication number Publication date
EP0024164B1 (de) 1983-06-22
GB2120259B (en) 1984-05-02
GB8301611D0 (en) 1983-02-23
GB2060648A (en) 1981-05-07
GB2120259A (en) 1983-11-30
GB2060648B (en) 1983-11-16
EP0024164A1 (de) 1981-02-25
DE3063890D1 (en) 1983-07-28

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties