GB1339273A - Hygroscopic polymers - Google Patents
Hygroscopic polymersInfo
- Publication number
- GB1339273A GB1339273A GB5374970A GB5374970A GB1339273A GB 1339273 A GB1339273 A GB 1339273A GB 5374970 A GB5374970 A GB 5374970A GB 5374970 A GB5374970 A GB 5374970A GB 1339273 A GB1339273 A GB 1339273A
- Authority
- GB
- United Kingdom
- Prior art keywords
- nov
- weight
- per cent
- hygroscopic polymers
- tumblers
- 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
Links
- 229920000642 polymer Polymers 0.000 title 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000035622 drinking Effects 0.000 abstract 1
- 150000002148 esters Chemical class 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 229920000578 graft copolymer Polymers 0.000 abstract 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 abstract 1
- 229920002554 vinyl polymer Polymers 0.000 abstract 1
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00038—Production of contact lenses
- B29D11/00067—Hydrating contact lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00038—Production of contact lenses
- B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
- B29D11/00134—Curing of the contact lens material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00865—Applying coatings; tinting; colouring
-
- 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
- C08F271/00—Macromolecular compounds obtained by polymerising monomers on to polymers of nitrogen-containing monomers as defined in group C08F26/00
- C08F271/02—Macromolecular compounds obtained by polymerising monomers on to polymers of nitrogen-containing monomers as defined in group C08F26/00 on to polymers of monomers containing heterocyclic nitrogen
Abstract
1339273 Tumblers WARNER LAMBERT CO 11 Nov 1970 [28 Nov 1969] 53749/70 Heading A4A [Also in Divisions A5 B2 B5 C3 and G2] A drinking glass has a coating of a graft polymer comprising 20-45 per cent by weight of a polyvinyl pyrolidone and 80-55 per cent by weight of a polymerized monomethacrylate ester of a glycol.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US88082869A | 1969-11-28 | 1969-11-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1339273A true GB1339273A (en) | 1973-11-28 |
Family
ID=25377194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5374970A Expired GB1339273A (en) | 1969-11-28 | 1970-11-11 | Hygroscopic polymers |
Country Status (6)
Country | Link |
---|---|
US (1) | US3700761A (en) |
JP (1) | JPS4832778B1 (en) |
BE (1) | BE759530A (en) |
CA (1) | CA936300A (en) |
FR (2) | FR2077538A1 (en) |
GB (1) | GB1339273A (en) |
Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US3916033A (en) * | 1971-06-09 | 1975-10-28 | High Voltage Engineering Corp | Contact lens |
US4189364A (en) * | 1972-05-12 | 1980-02-19 | Hydroplastics, Inc. | Method for preparing hydrophilic polymers and polymer grafts including irradiation |
US4042552A (en) * | 1972-09-19 | 1977-08-16 | Warner-Lambert Company | Composition for hydrophilic lens blank and method of casting |
US3841598A (en) * | 1972-09-19 | 1974-10-15 | B Grucza | A mold for casting a hydrophilic contact lens blank |
US3807398A (en) * | 1972-09-19 | 1974-04-30 | B Grucza | Ocular implant |
CA1010224A (en) * | 1973-02-12 | 1977-05-17 | Neville A. Baron | Asepticizing of contact lenses |
US3839304A (en) * | 1973-02-12 | 1974-10-01 | American Optical Corp | Soft contact lens and method of production thereof |
US3894129A (en) * | 1973-03-15 | 1975-07-08 | American Optical Corp | Method of manufacture of strain free contact lenses |
US3912451A (en) * | 1973-06-04 | 1975-10-14 | Warner Lambert Co | Method for removing hydrogen peroxide from soft contact lenses |
US3959102A (en) * | 1973-08-06 | 1976-05-25 | Essilor International (Compagnie Generale D'optique S.A.) | Method for preparing a crosslinked graft copolymer of silicone and polyvinylpyrrolidone for use as a contact lens, and a contact lens produced thereby |
US3901969A (en) * | 1973-09-10 | 1975-08-26 | Union Corp | Sustained release of methantheline |
US3908680A (en) * | 1973-10-12 | 1975-09-30 | Flow Pharma Inc | Methods for cleaning and bleaching plastic articles |
JPS5337028B2 (en) * | 1973-12-11 | 1978-10-06 | ||
US3980084A (en) * | 1974-01-09 | 1976-09-14 | Hydro Optics, Inc. | Ostomy gasket |
US4126138A (en) * | 1974-06-14 | 1978-11-21 | Warner-Lambert Company | Soft contact lens |
US3978164A (en) * | 1974-11-21 | 1976-08-31 | Warner-Lambert Company | Pyrrolidone-methacrylate graft copolymers from 3-stage polymerization process |
US4045547A (en) * | 1974-11-21 | 1977-08-30 | Warner-Lambert Company | Fabrication of soft contact lens and composition therefor |
US4099859A (en) * | 1974-12-02 | 1978-07-11 | High Voltage Engineering Corporation | Contact lens having a smooth surface layer of a hydrophilic polymer |
US3979891A (en) * | 1975-03-07 | 1976-09-14 | Patton Orvil D | Pneumatic fruit harvester |
US4127638A (en) * | 1976-09-13 | 1978-11-28 | American Optical Corporation | Process for casting polymer rods |
US4123408A (en) * | 1976-11-26 | 1978-10-31 | American Optical Corporation | Hydrogel contact lens |
US4212107A (en) * | 1978-06-09 | 1980-07-15 | Orazio Mezzasalma | Lens measuring method and apparatus |
US4826889A (en) * | 1978-07-18 | 1989-05-02 | Polymer Technology, Corp. | Dimensionally stable oxygen permeable hard contact lens material and method of manufacture |
US4330383A (en) * | 1978-07-18 | 1982-05-18 | Polymer Technology Corporation | Dimensionally stable oxygen permeable hard contact lens material and method of manufacture |
IT1126059B (en) * | 1979-02-14 | 1986-05-14 | Intercast Europ Spa | PROCEDURE FOR THE MANUFACTURE OF EYE PROTECTIVE SCREENS AND IN PARTICULAR OF GLASS LENSES IN CARBONATE OF ALYL DIGLICLES OR IN OTHER SUBSTANCES HAVING SIMILAR PROPERTIES |
SU1243627A3 (en) * | 1979-12-05 | 1986-07-07 | Дзе Кендалл Компани (Фирма) | Jelly-forming composition |
SE448544B (en) * | 1979-12-05 | 1987-03-02 | Kendall & Co | WATER ABSORPTION COMPOSITION AND USE THEREOF AS A CARRIER FOR A MEDICINE |
CA1184367A (en) * | 1981-06-22 | 1985-03-26 | Novartis Ag | Process for producing shaped articles having improved surfaces |
US4368310A (en) * | 1981-10-23 | 1983-01-11 | Ppg Industries, Inc. | Method of polymerizing sheets |
US4395496A (en) * | 1981-11-16 | 1983-07-26 | Uco Optics, Inc. | Cured cellulose ester, method of curing same, and use thereof |
ATE30511T1 (en) * | 1981-12-21 | 1987-11-15 | Titmus Eurocon Kontaktlinsen | PROCEDURE FOR DISINFECTING AND CLEANING CONTACT LENSES. |
CA1272329A (en) * | 1985-01-09 | 1990-07-31 | Tatsutoshi Nakajima | High water-absorptive soft contact lens |
US4562018A (en) * | 1985-01-28 | 1985-12-31 | Neefe Charles W | Method of casting optical surfaces on lens blanks |
US4693446A (en) * | 1985-09-20 | 1987-09-15 | Techna Vision, Inc. | Gasket for molding plastic lenses |
US4729892A (en) * | 1986-03-21 | 1988-03-08 | Ciba-Geigy Corporation | Use of cross-linked hydrogel materials as image contrast agents in proton nuclear magnetic resonance tomography and tissue phantom kits containing such materials |
US4678838A (en) * | 1986-08-04 | 1987-07-07 | Ciba-Geigy Corporation | Particulate hydroperoxidized poly-N-vinyl lactam, its preparation and use thereof |
US4833196A (en) * | 1986-08-04 | 1989-05-23 | Ciba-Geigy Corporation | Particulate hydroperoxidized poly-N-vinyl lactam, its preparation and use thereof |
US4791175A (en) * | 1986-08-04 | 1988-12-13 | Ciba-Geigy Corporation | Particulate hydroperoxidized poly-n-vinyl lactam, its preparation and use thereof |
US4931228A (en) * | 1989-04-05 | 1990-06-05 | Coastvision | Method of manufacturing soft contact lens buttons |
DE8913474U1 (en) * | 1989-11-15 | 1990-01-04 | Tesimax-Altinger Gmbh, 7530 Pforzheim, De | |
US5080839A (en) * | 1990-04-17 | 1992-01-14 | Johnson & Johnson Vision Products, Inc. | Process for hydrating soft contact lenses |
US5094609A (en) * | 1990-04-17 | 1992-03-10 | Vistakon, Inc. | Chamber for hydrating contact lenses |
US5318853A (en) * | 1992-07-22 | 1994-06-07 | Resikast Corporation | Adhesive polyester prepolymer which does not etch polycarbonate sheets, and method of preparing same |
US5476111A (en) * | 1994-06-10 | 1995-12-19 | Johnson & Johnson Vision Products, Inc. | Apparatus for hydrating soft contact lenses |
US5640980A (en) * | 1994-06-10 | 1997-06-24 | Johnson & Johnson Vision Products, Inc. | Automated apparatus for hydrating soft contact lenses |
US5972249A (en) * | 1998-10-26 | 1999-10-26 | Bausch & Lomb Incorporated | Method and apparatus for curing contact lenses |
US6467903B1 (en) | 2000-03-31 | 2002-10-22 | Ocular Sciences, Inc. | Contact lens having a uniform horizontal thickness profile |
US7628485B2 (en) | 2000-03-31 | 2009-12-08 | Coopervision International Holding Company, Lp | Contact lens having a uniform horizontal thickness profile |
GB0111721D0 (en) * | 2001-05-14 | 2001-07-04 | Electrosols Ltd | Compositions |
JP3999022B2 (en) * | 2002-04-04 | 2007-10-31 | 株式会社日本触媒 | Vinyl pyrrolidone polymer |
US7187859B2 (en) * | 2004-12-06 | 2007-03-06 | Paragon Vision Sciences, Inc. | Method and apparatus for manufacturing contact lenses |
US20060117919A1 (en) * | 2004-12-06 | 2006-06-08 | Hank Stute | Method and apparatus for manufacturing contact lenses |
SG177132A1 (en) | 2005-02-14 | 2012-01-30 | Johnson & Johnson Vision Care | A comfortable ophthalmic device and methods of its production |
US9052529B2 (en) | 2006-02-10 | 2015-06-09 | Johnson & Johnson Vision Care, Inc. | Comfortable ophthalmic device and methods of its production |
US20080113002A1 (en) * | 2006-11-14 | 2008-05-15 | Saul Yedgar | Contact lens compositions |
CA2705785A1 (en) * | 2006-11-14 | 2008-05-22 | Saul Yedgar | Use of lipid conjugates in the treatment of diseases or disorders of the eye |
EP2142219A2 (en) * | 2007-03-30 | 2010-01-13 | Johnson & Johnson Vision Care, Inc. | Preparation of antimicrobial contact lenses with reduced haze using swelling agents |
CA2761590C (en) | 2009-05-11 | 2018-08-28 | Morria Biopharmaceuticals | Lipid-polymer conjugates, their preparation and uses thereof |
WO2011123180A1 (en) | 2010-04-03 | 2011-10-06 | Praful Doshi | Medical devices including medicaments and methods of making and using same |
CN117043210A (en) * | 2021-04-02 | 2023-11-10 | 大塚化学株式会社 | Block copolymer, dispersant and coloring composition |
-
0
- BE BE759530D patent/BE759530A/en not_active IP Right Cessation
-
1969
- 1969-11-28 US US880828A patent/US3700761A/en not_active Expired - Lifetime
-
1970
- 1970-11-11 GB GB5374970A patent/GB1339273A/en not_active Expired
- 1970-11-27 FR FR7042863A patent/FR2077538A1/fr active Pending
- 1970-11-27 CA CA099346A patent/CA936300A/en not_active Expired
- 1970-11-27 JP JP45104200A patent/JPS4832778B1/ja active Pending
-
1971
- 1971-11-04 FR FR7139463A patent/FR2113535A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA936300A (en) | 1973-10-30 |
JPS4832778B1 (en) | 1973-10-09 |
FR2113535A5 (en) | 1972-06-23 |
US3700761A (en) | 1972-10-24 |
FR2077538A1 (en) | 1971-10-29 |
BE759530A (en) | 1971-04-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PE20 | Patent expired after termination of 20 years |