AR208398A1 - Un copolimero hidrogel ligeramente entrelazado - Google Patents

Un copolimero hidrogel ligeramente entrelazado

Info

Publication number
AR208398A1
AR208398A1 AR257548A AR25754875A AR208398A1 AR 208398 A1 AR208398 A1 AR 208398A1 AR 257548 A AR257548 A AR 257548A AR 25754875 A AR25754875 A AR 25754875A AR 208398 A1 AR208398 A1 AR 208398A1
Authority
AR
Argentina
Prior art keywords
interlaced
lightly
hydrogel copolymer
hydrogel
copolymer
Prior art date
Application number
AR257548A
Other languages
English (en)
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
Priority claimed from GB6018/75A external-priority patent/GB1498426A/en
Application filed by Smith & Nephew Res filed Critical Smith & Nephew Res
Application granted granted Critical
Publication of AR208398A1 publication Critical patent/AR208398A1/es

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
AR257548A 1974-03-29 1975-01-01 Un copolimero hidrogel ligeramente entrelazado AR208398A1 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1408274 1974-03-29
GB2975874 1974-07-04
GB6018/75A GB1498426A (en) 1974-11-22 1974-11-22 Copolymer

Publications (1)

Publication Number Publication Date
AR208398A1 true AR208398A1 (es) 1976-12-27

Family

ID=27257089

Family Applications (1)

Application Number Title Priority Date Filing Date
AR257548A AR208398A1 (es) 1974-03-29 1975-01-01 Un copolimero hidrogel ligeramente entrelazado

Country Status (16)

Country Link
US (1) US4022754A (es)
JP (1) JPS50128740A (es)
AR (1) AR208398A1 (es)
AT (1) AT349788B (es)
CA (1) CA1052945A (es)
DD (1) DD119798A5 (es)
DE (1) DE2503755A1 (es)
DK (1) DK15575A (es)
ES (1) ES434413A1 (es)
FI (1) FI750315A (es)
FR (1) FR2273019B1 (es)
IE (1) IE40940B1 (es)
IL (1) IL46514A (es)
NL (1) NL7501280A (es)
NO (1) NO750199L (es)
SE (1) SE7501203L (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2511841A (en) * 1950-06-20 Windrowing device
FR2402525A1 (fr) * 1977-09-12 1979-04-06 Toray Industries Procede de fabrication de compositions de lentilles de contact molles et nouveaux produits ainsi obtenus
JPS5455455A (en) * 1977-10-12 1979-05-02 Toyo Contact Lens Co Ltd Contact lens
JPS5466853A (en) * 1977-11-08 1979-05-29 Toyo Contact Lens Co Ltd Soft contact lens
US4182802A (en) * 1977-12-27 1980-01-08 Samuel Loshaek Hydrophilic polymers and contact lenses of high water content
USRE31422E (en) * 1977-12-27 1983-10-18 Schering Corporation Hydrophilic polymers and contact lenses of high water content
US4328148A (en) * 1979-07-27 1982-05-04 Petr Kuzma Compositions comprising water and hydrophilic polymers and contact lenses therefrom
US4436887A (en) 1981-11-12 1984-03-13 Bausch & Lomb Incorporated N-Vinyl lactam based biomedical devices
CA1272329C (en) * 1985-01-09 1990-07-31 HIGHLY HYGROSCOPIC SOFT CONTACT LENSES
US4620954A (en) * 1985-06-07 1986-11-04 Ciba Vision Care Corp. Hydrogel from ultraviolet-initiated copolymerization
GB8601949D0 (en) * 1986-01-28 1986-03-05 Smith & Nephew Ass Hydrogel polymers
CA1332774C (en) * 1988-07-08 1994-10-25 Jiri Vacik Hydrophilic copolymer and the method for producing thereof
SE9403392D0 (sv) * 1994-10-06 1994-10-06 Pharmacia Ab Intraocular lens materials
BRPI0606287A2 (pt) * 2005-03-17 2009-06-09 Johnson & Johnson Vision Care processo para a produção de silicones monofuncionais monodispersos e dispersos limitados
AU2009209157B2 (en) 2008-01-30 2015-06-11 Asterias Biotherapeutics, Inc. Synthetic surfaces for culturing stem cell derived cardiomyocytes
WO2009099552A2 (en) * 2008-01-30 2009-08-13 Corning Incorporated Cell culture article and screening
CN101939362A (zh) * 2008-01-30 2011-01-05 杰龙公司 用于培养干细胞衍生的少突胶质细胞前体细胞的合成表面
US8440738B2 (en) 2008-07-09 2013-05-14 Timothy Higgs Silicone hydrogels and methods of manufacture
US7939579B1 (en) * 2008-07-09 2011-05-10 Contamac Limited Hydrogels and methods of manufacture
JP7050630B2 (ja) 2018-08-30 2022-04-08 信越化学工業株式会社 （メタ）アクリロイル化合物及びその製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3780003A (en) * 1968-10-22 1973-12-18 Hydron Ltd Polymers of alkoxy and hydroxy alkyl acrylates or methacrylates
US3532679A (en) * 1969-04-07 1970-10-06 Robert Steckler Hydrogels from cross-linked polymers of n-vinyl lactams and alkyl acrylates
US3639524A (en) * 1969-07-28 1972-02-01 Maurice Seiderman Hydrophilic gel polymer insoluble in water from polyvinylpyrrolidone with n-vinyl-2-pyrrolidone and methacrylic modifier
US3784540A (en) * 1971-10-05 1974-01-08 Nat Patent Dev Corp Process of preparing soluble hema-based polymers

Also Published As

Publication number Publication date
NO750199L (es) 1975-09-30
DD119798A5 (es) 1976-05-12
IE40940B1 (en) 1979-09-12
DK15575A (es) 1975-09-30
IL46514A (en) 1977-08-31
FR2273019B1 (es) 1978-07-13
FI750315A (es) 1975-09-30
SE7501203L (es) 1975-09-30
IL46514A0 (en) 1975-04-25
CA1052945A (en) 1979-04-17
IE40940L (en) 1975-09-29
AU7785975A (en) 1976-08-05
FR2273019A1 (es) 1975-12-26
JPS50128740A (es) 1975-10-11
NL7501280A (nl) 1975-10-01
US4022754A (en) 1977-05-10
DE2503755A1 (de) 1975-10-09
ATA71375A (de) 1978-09-15
AT349788B (de) 1979-04-25
ES434413A1 (es) 1977-06-16

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