FR2141814A1 - - Google Patents

Info

Publication number
FR2141814A1
FR2141814A1 FR7220889A FR7220889A FR2141814A1 FR 2141814 A1 FR2141814 A1 FR 2141814A1 FR 7220889 A FR7220889 A FR 7220889A FR 7220889 A FR7220889 A FR 7220889A FR 2141814 A1 FR2141814 A1 FR 2141814A1
Authority
FR
France
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.)
Granted
Application number
FR7220889A
Other languages
French (fr)
Other versions
FR2141814B1 (en
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of FR2141814A1 publication Critical patent/FR2141814A1/fr
Application granted granted Critical
Publication of FR2141814B1 publication Critical patent/FR2141814B1/fr
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
    • 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
    • C08F220/22—Esters containing halogen
FR7220889A 1971-06-11 1972-06-09 Expired FR2141814B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15207371A 1971-06-11 1971-06-11

Publications (2)

Publication Number Publication Date
FR2141814A1 true FR2141814A1 (en) 1973-01-26
FR2141814B1 FR2141814B1 (en) 1977-12-23

Family

ID=22541411

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7220889A Expired FR2141814B1 (en) 1971-06-11 1972-06-09

Country Status (7)

Country Link
JP (1) JPS5146614B1 (en)
CA (1) CA969791A (en)
DE (1) DE2228517C3 (en)
FR (1) FR2141814B1 (en)
GB (1) GB1374670A (en)
IT (1) IT956453B (en)
NL (1) NL7207879A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2400050A1 (en) * 1977-08-08 1979-03-09 Du Pont OXYGEN PERMEABLE HYDROPHILIC CONTACT LENSES
EP0228193A1 (en) * 1985-11-29 1987-07-08 Japan Synthetic Rubber Co., Ltd. Non-hydrous soft contact lens and process for producing the same

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4086338B2 (en) * 1996-12-06 2008-05-14 株式会社松風 Dental elastic restoration material and method for producing dental prosthetic material using the same
ATE420125T1 (en) * 2004-03-01 2009-01-15 Lorenzo Toffano COMPOSITIONS FOR PRODUCING HYDROPHOBIC COATINGS

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2400050A1 (en) * 1977-08-08 1979-03-09 Du Pont OXYGEN PERMEABLE HYDROPHILIC CONTACT LENSES
EP0228193A1 (en) * 1985-11-29 1987-07-08 Japan Synthetic Rubber Co., Ltd. Non-hydrous soft contact lens and process for producing the same

Also Published As

Publication number Publication date
JPS5146614B1 (en) 1976-12-10
IT956453B (en) 1973-10-10
FR2141814B1 (en) 1977-12-23
DE2228517C3 (en) 1974-10-31
GB1374670A (en) 1974-11-20
CA969791A (en) 1975-06-24
NL7207879A (en) 1972-12-13
DE2228517B2 (en) 1974-04-04
DE2228517A1 (en) 1972-12-28

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Legal Events

Date Code Title Description
ST Notification of lapse