CA1011019A - Hydrophilic copolymer of n,n-(c1-c2alkyl) acrylamide - Google Patents

Hydrophilic copolymer of n,n-(c1-c2alkyl) acrylamide

Info

Publication number
CA1011019A
CA1011019A CA195,665A CA195665A CA1011019A CA 1011019 A CA1011019 A CA 1011019A CA 195665 A CA195665 A CA 195665A CA 1011019 A CA1011019 A CA 1011019A
Authority
CA
Canada
Prior art keywords
c2alkyl
acrylamide
hydrophilic copolymer
hydrophilic
copolymer
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
CA195,665A
Other languages
English (en)
Other versions
CA195665S (en
Inventor
Herman S. Schultz
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.)
Northrop Grumman Guidance and Electronics Co Inc
Original Assignee
Itek Corp
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
Priority claimed from US05/429,455 external-priority patent/US4067839A/en
Application filed by Itek Corp filed Critical Itek Corp
Application granted granted Critical
Publication of CA1011019A publication Critical patent/CA1011019A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/52—Amides or imides
    • 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
    • C08L33/24—Homopolymers or copolymers of amides or imides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CA195,665A 1973-04-04 1974-03-21 Hydrophilic copolymer of n,n-(c1-c2alkyl) acrylamide Expired CA1011019A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34795473A 1973-04-04 1973-04-04
US05/429,455 US4067839A (en) 1973-04-04 1973-12-28 Hydrophilic copolymer of N,N-(C1 -C2 alkyl) acrylamide

Publications (1)

Publication Number Publication Date
CA1011019A true CA1011019A (en) 1977-05-24

Family

ID=26995490

Family Applications (1)

Application Number Title Priority Date Filing Date
CA195,665A Expired CA1011019A (en) 1973-04-04 1974-03-21 Hydrophilic copolymer of n,n-(c1-c2alkyl) acrylamide

Country Status (4)

Country Link
JP (1) JPS5013059A (enrdf_load_stackoverflow)
CA (1) CA1011019A (enrdf_load_stackoverflow)
DE (1) DE2416353A1 (enrdf_load_stackoverflow)
GB (1) GB1446257A (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5247323A (en) * 1975-10-14 1977-04-15 Nippon Telegr & Teleph Corp <Ntt> Printing timing compensation system
US4343927A (en) * 1976-11-08 1982-08-10 Chang Sing Hsiung Hydrophilic, soft and oxygen permeable copolymer compositions
GB2150147A (en) * 1983-11-25 1985-06-26 Donald James Highgate Materials for use in forming casts
JPH0833528B2 (ja) * 1985-01-18 1996-03-29 ホ−ヤ株式会社 高含水コンタクトレンズ
JP2543335B2 (ja) * 1985-03-30 1996-10-16 ホ−ヤ株式会社 高含水コンタクトレンズ
DE3811053A1 (de) * 1988-03-31 1989-10-12 Basf Ag Waermeformbestaendige, transparente thermoplastische formmasse, verfahren zu ihrer herstellung und ihre verwendung
JP6068050B2 (ja) * 2011-08-18 2017-01-25 国立大学法人山形大学 透明形状記憶ゲルとそれを用いたレンズおよびレンズの焦点調節方法
JP2014104239A (ja) * 2012-11-29 2014-06-09 Nidek Co Ltd 眼内レンズ
US20220184908A1 (en) * 2019-05-20 2022-06-16 Toray Industries, Inc. Method for manufacturing medical device

Also Published As

Publication number Publication date
DE2416353A1 (de) 1974-10-24
JPS5013059A (enrdf_load_stackoverflow) 1975-02-10
GB1446257A (en) 1976-08-18

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