DE3063890D1 - Preparation of non-cross-linked polymers, moulding process therefor and contact lenses produced by the process - Google Patents

Preparation of non-cross-linked polymers, moulding process therefor and contact lenses produced by the process

Info

Publication number
DE3063890D1
DE3063890D1 DE8080302694T DE3063890T DE3063890D1 DE 3063890 D1 DE3063890 D1 DE 3063890D1 DE 8080302694 T DE8080302694 T DE 8080302694T DE 3063890 T DE3063890 T DE 3063890T DE 3063890 D1 DE3063890 D1 DE 3063890D1
Authority
DE
Germany
Prior art keywords
cross
polymer
solvent
polymerisation
preparation
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8080302694T
Other languages
English (en)
Inventor
Ivor B Atkinson
Barry C Holdstock
John L Knowlton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CooperVision UK Ltd
Original Assignee
CooperVision UK Ltd
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 UK Ltd filed Critical CooperVision UK Ltd
Application granted granted Critical
Publication of DE3063890D1 publication Critical patent/DE3063890D1/de
Expired legal-status Critical Current

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)
DE8080302694T 1979-08-10 1980-08-06 Preparation of non-cross-linked polymers, moulding process therefor and contact lenses produced by the process Expired DE3063890D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7927904 1979-08-10

Publications (1)

Publication Number Publication Date
DE3063890D1 true DE3063890D1 (en) 1983-07-28

Family

ID=10507114

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080302694T Expired DE3063890D1 (en) 1979-08-10 1980-08-06 Preparation of non-cross-linked polymers, moulding process therefor and contact lenses produced by the process

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
ATE3872T1 (de) 1983-07-15
GB2120259A (en) 1983-11-30
GB2060648B (en) 1983-11-16
EP0024164A1 (de) 1981-02-25

Similar Documents

Publication Publication Date Title
DE69504025D1 (de) Verfahren zur Herstellung von Carbamat-funktionellen Polymeren
US3575946A (en) Method of preparing soluble polymers of ethylene glycol
JPS5811463B2 (ja) 光散乱性成形体を製造するための成型材料
DE69004466D1 (de) Verfahren zur Herstellung von Polymeren durch anionische Polymerisation.
US2332460A (en) Polymerized esters of polymeric unsaturated alcohols and method of manufacture thereof
KR830001986A (ko) 신규 경화성 조성물
ATE460438T1 (de) Verfahren zur herstellung von vinylester- (meth)acrylsäureester-mischpolymerisaten
DE3063890D1 (en) Preparation of non-cross-linked polymers, moulding process therefor and contact lenses produced by the process
ES450388A1 (es) Procedimiento para obtener dispersiones de plastico.
EP0199316A3 (de) Kettenübertragungsmittel für Emulsionspolymerisation und so hergestellte Polymere
GB536807A (en) Method of producing fusible acrylate polymers, and infusible polymers therefrom
US5151480A (en) Process for the production of mouldings of crosslinked polymers
DE68907922T2 (de) Verfahren zur Herstellung von wasserquellbaren Polymeren unter Verwendung von Natriumthiosulfat als Teil eines Redoxinitiatorsystems.
JPS5630456A (en) Aqueous dispersion for producing coating composition
ATE40827T1 (de) Verfahren zur herstellung von polymerzusammensetzungen.
GB1041614A (en) Process for the production of stable pre-polymers
US2628210A (en) Oxygenated polymerizable esters as cure accelerators and as copolymerizable materials
ES454031A1 (es) Procedimiento para la obtencion de dispersiones de copolime-ros de particula fina.
SE7709855L (sv) Forfarande for polymerisation i vattenhaltig dispersion av halogenerade vinylmonomerer
KR830006358A (ko) 구형, 다공성의 비닐수지 입자 제조공정
ATE173479T1 (de) Verfahren zur herstellung von unverglasten, restmonomerarmen homopolymerisaten des methylmethacrylats
EP0343490A3 (de) Verfahren zur Herstellung von vernetzen, Carbonsäure enthaltenden Polymeren
ATE246214T1 (de) Verfahren zur herstellung einer beschichtungsstoffzusammensetzung
US2857322A (en) Photopolymerization of acrylonitrile
ES479356A1 (es) Un procedimiento para la preparacion de resinas de estireno.

Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee