ZA75438B - Novel copolymer - Google Patents

Novel copolymer

Info

Publication number
ZA75438B
ZA75438B ZA00750438A ZA75438A ZA75438B ZA 75438 B ZA75438 B ZA 75438B ZA 00750438 A ZA00750438 A ZA 00750438A ZA 75438 A ZA75438 A ZA 75438A ZA 75438 B ZA75438 B ZA 75438B
Authority
ZA
South Africa
Prior art keywords
novel copolymer
copolymer
novel
Prior art date
Application number
ZA00750438A
Inventor
W Potter
R Selway
N Costa
J Gordon
B Howes
Original Assignee
Smith & Nephew Res
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 Smith & Nephew Res filed Critical Smith & Nephew Res
Publication of ZA75438B publication Critical patent/ZA75438B/en

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
    • 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
    • C08F220/10—Esters
    • C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
    • C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
    • C08F220/282—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing two or more oxygen atoms
    • 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
    • C08F226/00—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 a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen
    • C08F226/06—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 a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen by a heterocyclic ring containing nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Eyeglasses (AREA)
ZA00750438A 1974-03-29 1975-01-21 Novel copolymer ZA75438B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1408274 1974-03-29

Publications (1)

Publication Number Publication Date
ZA75438B true ZA75438B (en) 1976-01-28

Family

ID=10034665

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00750438A ZA75438B (en) 1974-03-29 1975-01-21 Novel copolymer

Country Status (2)

Country Link
BE (1) BE825094A (en)
ZA (1) ZA75438B (en)

Also Published As

Publication number Publication date
BE825094A (en) 1975-07-31

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