AT322204B - METHOD FOR PRODUCING A HYDROPHILIC COPOLYMERISATE - Google Patents

METHOD FOR PRODUCING A HYDROPHILIC COPOLYMERISATE

Info

Publication number
AT322204B
AT322204B AT418471A AT418471A AT322204B AT 322204 B AT322204 B AT 322204B AT 418471 A AT418471 A AT 418471A AT 418471 A AT418471 A AT 418471A AT 322204 B AT322204 B AT 322204B
Authority
AT
Austria
Prior art keywords
copolymerisate
hydrophilic
producing
hydrophilic copolymerisate
Prior art date
Application number
AT418471A
Other languages
German (de)
Inventor
Izhak Blank
Original Assignee
Hydrophilics Internat Inc
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 Hydrophilics Internat Inc filed Critical Hydrophilics Internat Inc
Application granted granted Critical
Publication of AT322204B publication Critical patent/AT322204B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • 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
    • C08F20/00—Homopolymers and 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 a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/62—Monocarboxylic acids having ten or more carbon atoms; Derivatives thereof
    • 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
    • C08F220/00—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 a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04—Acids; Metal salts or ammonium salts thereof
    • C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/44—Preparation of metal salts or ammonium salts
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/43—Thickening agents
    • 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
    • G02B1/043—Contact lenses
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2333/00—Characterised by the use 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; Derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2333/00—Characterised by the use 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; Derivatives of such polymers
    • C08J2333/04—Characterised by the use 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; Derivatives of such polymers esters
    • C08J2333/06—Characterised by the use 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; Derivatives of such polymers esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C08J2333/10—Homopolymers or copolymers of methacrylic acid esters
    • C08J2333/12—Homopolymers or copolymers of methyl methacrylate
    • 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
    • C08L33/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
    • 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
    • C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
    • C08L33/10—Homopolymers or copolymers of methacrylic acid esters
    • C08L33/12—Homopolymers or copolymers of methyl methacrylate
AT418471A 1970-05-13 1971-05-13 METHOD FOR PRODUCING A HYDROPHILIC COPOLYMERISATE AT322204B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3693170A 1970-05-13 1970-05-13

Publications (1)

Publication Number Publication Date
AT322204B true AT322204B (en) 1975-05-12

Family

ID=21891478

Family Applications (2)

Application Number Title Priority Date Filing Date
AT418571A ATA418571A (en) 1970-05-13 1971-05-13 OPTICAL LENSES, IN PARTICULAR CONTACT LENSES AND EYEGLASSES MADE FROM A COPOLYMERISATE OF METHYL METHACRYLATE AND THE PROCESS FOR THEIR PRODUCTION
AT418471A AT322204B (en) 1970-05-13 1971-05-13 METHOD FOR PRODUCING A HYDROPHILIC COPOLYMERISATE

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT418571A ATA418571A (en) 1970-05-13 1971-05-13 OPTICAL LENSES, IN PARTICULAR CONTACT LENSES AND EYEGLASSES MADE FROM A COPOLYMERISATE OF METHYL METHACRYLATE AND THE PROCESS FOR THEIR PRODUCTION

Country Status (8)

Country Link
AT (2) ATA418571A (en)
BR (2) BR7102885D0 (en)
CA (2) CA983649A (en)
CH (2) CH533648A (en)
DE (3) DE2062995A1 (en)
ES (3) ES391474A1 (en)
IL (1) IL35515A0 (en)
ZA (2) ZA712983B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0068439A1 (en) * 1981-06-25 1983-01-05 Firma August Hohnholz Process for preparing foamed polymethyl-methacrylate articles

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3865770A (en) * 1972-12-01 1975-02-11 Minnesota Mining & Mfg Water-dispersible pressure-sensitive adhesive, tape made therewith, and novel tackifiers therefor
CS184061B1 (en) * 1975-03-05 1978-07-31 Slavko Hudecek Powdered hydrophilic filler for polyvinylchloride and method of makig them
US4062817A (en) * 1977-04-04 1977-12-13 The B.F. Goodrich Company Water absorbent polymers comprising unsaturated carboxylic acid, acrylic ester containing alkyl group 10-30 carbon atoms, and another acrylic ester containing alkyl group 2-8 carbon atoms
CA1184367A (en) * 1981-06-22 1985-03-26 Novartis Ag Process for producing shaped articles having improved surfaces
US4569858A (en) * 1985-01-28 1986-02-11 Barnes-Hind, Inc. Surface modification of hydrophilic contact lenses
EP0665240B1 (en) * 1994-01-28 1998-04-01 Th. Goldschmidt AG Poly(methacrylate)-Poly(methacrylic acid)-Blockcopolymers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0068439A1 (en) * 1981-06-25 1983-01-05 Firma August Hohnholz Process for preparing foamed polymethyl-methacrylate articles

Also Published As

Publication number Publication date
IL35515A0 (en) 1970-12-24
ZA712983B (en) 1972-01-26
DE2062995A1 (en) 1971-12-02
BR7102885D0 (en) 1973-04-05
ES391474A1 (en) 1973-06-16
DE2123751A1 (en) 1971-12-02
CH533648A (en) 1973-02-15
CA938048A (en) 1973-12-04
ES391473A1 (en) 1975-11-01
ZA712986B (en) 1972-01-26
ATA418571A (en) 1977-09-15
BR7102884D0 (en) 1973-04-05
ES417894A1 (en) 1976-08-01
CH531545A (en) 1972-12-15
CA983649A (en) 1976-02-10
DE2123766A1 (en) 1971-12-02

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee