ES8201611A1 - Procedimiento para la fabricacion de derivados de vinil lac-tamas - Google Patents
Procedimiento para la fabricacion de derivados de vinil lac-tamasInfo
- Publication number
- ES8201611A1 ES8201611A1 ES498264A ES498264A ES8201611A1 ES 8201611 A1 ES8201611 A1 ES 8201611A1 ES 498264 A ES498264 A ES 498264A ES 498264 A ES498264 A ES 498264A ES 8201611 A1 ES8201611 A1 ES 8201611A1
- Authority
- ES
- Spain
- Prior art keywords
- weight
- water
- ethylenically unsaturated
- unsaturated monomer
- 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
Links
- 239000000203 mixture Substances 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract 2
- 239000000178 monomer Substances 0.000 abstract 4
- 229920001577 copolymer Polymers 0.000 abstract 3
- 239000002253 acid Substances 0.000 abstract 1
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 238000004090 dissolution Methods 0.000 abstract 1
- 239000000017 hydrogel Substances 0.000 abstract 1
- 230000002209 hydrophobic effect Effects 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- -1 vinyl lactam Chemical class 0.000 abstract 1
- 229920002554 vinyl polymer Polymers 0.000 abstract 1
- 229920003169 water-soluble polymer Polymers 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J133/00—Adhesives based on homopolymers or 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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09J133/062—Copolymers with monomers not covered by C09J133/06
- C09J133/064—Copolymers with monomers not covered by C09J133/06 containing anhydride, COOH or COOM groups, with M being metal or onium-cation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/58—Adhesives
- A61L15/585—Mixtures of macromolecular compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L17/00—Materials for surgical sutures or for ligaturing blood vessels ; Materials for prostheses or catheters
- A61L17/14—Post-treatment to improve physical properties
- A61L17/145—Coating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/08—Materials for coatings
- A61L29/085—Macromolecular materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/14—Materials characterised by their function or physical properties, e.g. lubricating compositions
- A61L29/145—Hydrogels or hydrocolloids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/24—Nitric oxide (NO)
- C01B21/26—Preparation by catalytic or non-catalytic oxidation of ammonia
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L39/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Compositions of derivatives of such polymers
- C08L39/04—Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
- C08L39/06—Homopolymers or copolymers of N-vinyl-pyrrolidones
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J139/00—Adhesives based on homopolymers or 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; Adhesives based on derivatives of such polymers
- C09J139/04—Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
- C09J139/06—Homopolymers or copolymers of N-vinyl-pyrrolidones
-
- 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
-
- 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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/02—Organic macromolecular compounds, natural resins, waxes or and bituminous materials
- C08L2666/04—Macromolecular compounds according to groups C08L7/00 - C08L49/00, or C08L55/00 - C08L57/00; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L39/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Compositions of derivatives of such polymers
- C08L39/04—Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/302—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive being pressure-sensitive, i.e. tacky at temperatures inferior to 30°C
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Surgery (AREA)
- Vascular Medicine (AREA)
- Dispersion Chemistry (AREA)
- Hematology (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Materials For Medical Uses (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Macromonomer-Based Addition Polymer (AREA)
Abstract
PROCEDIMIENTO PARA LA OBTENCION DE DERIVADOS DE VINIL LACTAMAS, CAPACES DE ABSORBER AGUA EN PROPORCION SUPERIOR AL 45 POR 10 DE SU PESO. UN POLIMERO SOLUBLE EN AGUA DE UNA VINIL LACTAMA CUYA ESTRUCTURA RESPONDE A LA FORMULA (I), DONDE X ES UN PUENTE ALQUILENO, SE HACE REACCIONAR CON UN POLIMERO INSOLUBLE EN AGUA, FORMADO POR TRES MONOMEROS ETILENICAMENTE INSATURADOS Y EL OTRO ES HIDROFUGO Y LIBRE DE GRUPOS ACIDOS. LAS CANTIDADES QUE REACCIONAN DEL COPOLIMERO Y DEL POLIMERO SON RESPECTIVAMENTE DEL 2 AL 60 POR 100 Y DEL 40 AL 98 POR 100 EN PESO Y EL PESO MOLECULAR DE ESTE ULTIMO ES SUPERIOR A 10000. DE APLICACION EN MEDICINA PARA CUBRIR HERIDAS, QUEMADURAS Y SUTURAS QUIRURGICAS Y EN LA INDUSTRIA PARA LA FABRICACION DE LENTES DE CONTACTO BLANDAS Y RECUBRIMIENTO DE SUPERFICIES DE VIDRO.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10037579A | 1979-12-05 | 1979-12-05 | |
| US06/201,349 US4300820A (en) | 1978-11-06 | 1980-10-27 | Water absorptive composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES8201611A1 true ES8201611A1 (es) | 1981-12-16 |
| ES498264A0 ES498264A0 (es) | 1981-12-16 |
Family
ID=26797095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES498264A Granted ES498264A0 (es) | 1979-12-05 | 1980-12-05 | Procedimiento para la fabricacion de derivados de vinil lac-tamas |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US4300820A (es) |
| AR (1) | AR229397A1 (es) |
| AT (1) | AT370125B (es) |
| AU (1) | AU540694B2 (es) |
| BE (1) | BE886516A (es) |
| BR (1) | BR8008047A (es) |
| DE (1) | DE3045988A1 (es) |
| DK (1) | DK521480A (es) |
| ES (1) | ES498264A0 (es) |
| FR (1) | FR2471213A1 (es) |
| IT (1) | IT1218423B (es) |
| MX (1) | MX155719A (es) |
| NL (1) | NL8006642A (es) |
| NO (1) | NO158811C (es) |
| PT (1) | PT72171B (es) |
| SE (1) | SE448545B (es) |
| SU (1) | SU1243627A3 (es) |
Families Citing this family (51)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4771089A (en) * | 1983-09-08 | 1988-09-13 | Minnesota Mining And Manufacturing Co. | Polymer blends with high water absorption |
| US4859719A (en) * | 1983-09-08 | 1989-08-22 | Minnesota Mining And Manufacturing Company | Polymer blends with high water absorption |
| IE56908B1 (en) * | 1983-09-08 | 1992-01-29 | Minnesota Mining & Mfg | Polymer blends with high water absorption |
| US4502965A (en) * | 1983-09-09 | 1985-03-05 | Nalco Chemical Company | Terpolymers for use as high temperature fluid loss additive and rheology stabilizer for high pressure, high temperature oil well drilling fluids |
| US4693887A (en) * | 1983-09-15 | 1987-09-15 | The Kendall Company | Microphase separated hydrogels for controlled release of bioactive materials |
| US4904247A (en) * | 1984-08-31 | 1990-02-27 | Kendall Company | Pressure-sensitive hydrophilic laminate structures for use in wound dressing, transdermal and topical drug delivery |
| US4883669A (en) * | 1985-02-25 | 1989-11-28 | Rutgers, The State University Of New Jersey | Transdermal absorption dosage unit for estradiol and other estrogenic steroids and process for administration |
| GB8611838D0 (en) * | 1986-05-15 | 1986-06-25 | Yarsley Technical Centre Ltd | Hydrophilic copolymers |
| US5145682A (en) * | 1986-05-30 | 1992-09-08 | Rutgers, The State University Of New Jersey | Transdermal absorption dosage unit for postmenopausal syndrome treatment and process for administration |
| WO1988000062A1 (fr) * | 1986-07-04 | 1988-01-14 | Vsesojuzny Nauchno-Issledovatelsky I Ispytatelny I | Materiau pour ligatures |
| US4871812A (en) * | 1986-11-28 | 1989-10-03 | Minnesota Mining And Manufacturing Company | Moldable medical adhesive |
| US4781978A (en) * | 1987-03-02 | 1988-11-01 | Minnesota Mining And Manufacturing Company | Articles having a coating formed from a polymeric blend |
| US4931282A (en) * | 1987-11-25 | 1990-06-05 | Minnesota Mining And Manufacturing Company | Pressure-sensitive medical sealant |
| US4935307A (en) * | 1988-10-21 | 1990-06-19 | Minnesota Mining And Manufacturing Company | Transparent coatings for graphics applications |
| JP3273430B2 (ja) * | 1989-12-28 | 2002-04-08 | 日東電工株式会社 | エストロゲン含有ゲル製剤 |
| US5270358A (en) * | 1989-12-28 | 1993-12-14 | Minnesota Mining And Manufacturing Company | Composite of a disperesed gel in an adhesive matrix |
| US5219928A (en) * | 1990-10-24 | 1993-06-15 | Minnesota Mining And Manufacturing Company | Transparent liquid absorbent materials |
| US5241006A (en) * | 1990-10-24 | 1993-08-31 | Minnesota Mining And Manufacturing Company | Printable transparency |
| US5208092A (en) * | 1990-10-24 | 1993-05-04 | Minnesota Mining And Manufacturing Company | Transparent liquid absorbent materials for use as ink-receptive layers |
| US5389723A (en) * | 1990-10-24 | 1995-02-14 | Minnesota Mining And Manufacturing Company | Transparent liquid absorbent materials for use as ink receptive layers |
| US5134198A (en) * | 1990-10-24 | 1992-07-28 | Minnesota Mining And Manufacturing Company | Transparent liquid absorbent materials |
| US5362803A (en) * | 1990-12-07 | 1994-11-08 | Rohm And Haas Company | Polymeric blends of polyvinyl alcohol copolymers with copolymers of unsaturated monomers |
| US5189097A (en) * | 1990-12-07 | 1993-02-23 | Rohm And Haas Company | Polymeric blends |
| US5362801A (en) * | 1990-12-07 | 1994-11-08 | Rohm And Haas Company | Hot melt adhesives made from the blend of polyvinyl alcohol copolymers and copolymers from unsaturated monomers |
| US5302436A (en) * | 1991-07-17 | 1994-04-12 | Minnesota Mining And Manufacturing Company | Ink receptive film formulations |
| JP3327471B2 (ja) * | 1991-09-12 | 2002-09-24 | ボシュ アンド ロム インコーポレイテッド | ぬれ性のシリコーンヒドロゲル組成物および方法 |
| US5190805A (en) * | 1991-09-20 | 1993-03-02 | Arkwright Incorporated | Annotatable ink jet recording media |
| WO1993009713A1 (en) * | 1991-11-15 | 1993-05-27 | Minnesota Mining And Manufacturing Company | Biomedical electrode provided with two-phase composites conductive, pressure-sensitive adhesive |
| US5206071A (en) * | 1991-11-27 | 1993-04-27 | Arkwright Incorporated | Archivable ink jet recording media |
| US5643582A (en) * | 1992-03-30 | 1997-07-01 | Smithkline Beecham Corporation | Moisturizer |
| US5342688A (en) * | 1993-03-12 | 1994-08-30 | Minnesota Mining And Manufacturing Company | Ink-receptive sheet |
| US5589269A (en) * | 1993-03-12 | 1996-12-31 | Minnesota Mining And Manufacturing Company | Ink receptive sheet |
| US5407717A (en) * | 1993-04-14 | 1995-04-18 | Minnesota Mining And Manufacturing Company | Crosslinked absorbent pressure sensitive adhesive and wound dressing |
| US6566575B1 (en) * | 2000-02-15 | 2003-05-20 | 3M Innovative Properties Company | Patterned absorbent article for wound dressing |
| AR032951A1 (es) * | 2001-03-07 | 2003-12-03 | Novartis Ag | Proceso para la fabricacion de articulos moldeados |
| US20070009582A1 (en) * | 2003-10-07 | 2007-01-11 | Madsen Niels J | Composition useful as an adhesive and use of such a composition |
| US7235592B2 (en) | 2004-10-12 | 2007-06-26 | Zimmer Gmbh | PVA hydrogel |
| US8017139B2 (en) | 2005-02-23 | 2011-09-13 | Zimmer Technology, Inc. | Blend hydrogels and methods of making |
| AU2006321809A1 (en) * | 2005-12-07 | 2007-06-14 | Zimmer, Inc. | Methods of bonding or modifying hydrogels using irradiation |
| EP1801135B1 (en) | 2005-12-22 | 2010-09-29 | Zimmer Inc. | Perfluorocyclobutane crosslinked hydrogels |
| US8110242B2 (en) | 2006-03-24 | 2012-02-07 | Zimmer, Inc. | Methods of preparing hydrogel coatings |
| US8414910B2 (en) | 2006-11-20 | 2013-04-09 | Lutonix, Inc. | Drug releasing coatings for medical devices |
| US20080276935A1 (en) | 2006-11-20 | 2008-11-13 | Lixiao Wang | Treatment of asthma and chronic obstructive pulmonary disease with anti-proliferate and anti-inflammatory drugs |
| US9737640B2 (en) * | 2006-11-20 | 2017-08-22 | Lutonix, Inc. | Drug releasing coatings for medical devices |
| US9700704B2 (en) | 2006-11-20 | 2017-07-11 | Lutonix, Inc. | Drug releasing coatings for balloon catheters |
| CA2693808C (en) * | 2007-07-19 | 2015-10-20 | Alcon, Inc. | High ion and metabolite flux lenses and materials |
| US7731988B2 (en) | 2007-08-03 | 2010-06-08 | Zimmer, Inc. | Multi-polymer hydrogels |
| US8062739B2 (en) | 2007-08-31 | 2011-11-22 | Zimmer, Inc. | Hydrogels with gradient |
| US7947784B2 (en) | 2007-11-16 | 2011-05-24 | Zimmer, Inc. | Reactive compounding of hydrogels |
| US8034362B2 (en) | 2008-01-04 | 2011-10-11 | Zimmer, Inc. | Chemical composition of hydrogels for use as articulating surfaces |
| US10202533B2 (en) | 2013-06-27 | 2019-02-12 | Isp Investments Llc | High-temperature high-pressure (HTHP) stable synthetic polymer for water based oil-well servicing fluids |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2658045A (en) * | 1951-03-05 | 1953-11-03 | Gen Aniline & Film Corp | Polyvinyl pyrrolidone gels and process of producing the same |
| US2743248A (en) * | 1951-12-31 | 1956-04-24 | Glanzstoff Ag | Single stage process of polycondensation of alkylene-alkylidene and aralkylidene-bis-halogen substituted-carboxylic acid amides |
| US2901457A (en) * | 1954-11-15 | 1959-08-25 | Gen Aniline & Film Corp | Process of reacting a polymeric n-vinyl lactam with a polymeric carboxylic acid and product obtained thereby |
| US3159539A (en) * | 1958-04-16 | 1964-12-01 | Yardney International Corp | Water-soluble antiseptic agent |
| FR1534771A (fr) * | 1966-05-31 | 1968-08-02 | Dow Chemical Co | Copolymères faiblement réticulés, absorbant les fluides aqueux de façon stable et irréversible |
| US3511659A (en) * | 1966-12-30 | 1970-05-12 | Polaroid Corp | Novel detachable masks |
| BE759530A (fr) * | 1969-11-28 | 1971-04-30 | Griffin Lab Inc | Lentille de contact et son procede de fabrication |
| US3803093A (en) * | 1971-02-25 | 1974-04-09 | C Neefe | Methyl methacrylate copolymer which may be hydrated |
| US3728317A (en) * | 1971-05-03 | 1973-04-17 | Hydrophilics Int Inc | Optical contact lenses and related devices |
| US3807398A (en) * | 1972-09-19 | 1974-04-30 | B Grucza | Ocular implant |
| DE2255263C3 (de) * | 1972-11-11 | 1975-06-05 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von unlöslichen, vernetzten, nur wenig quellbaren Polymerisaten des N-Vinylpyrrolidon-(2) |
| US3975570A (en) * | 1972-12-21 | 1976-08-17 | Teijin Limited | Adhesive tapes having a pressure sensitive adhesive composition containing hydroxyethyl cellulose |
| US4067839A (en) * | 1973-04-04 | 1978-01-10 | Itek Corporation | Hydrophilic copolymer of N,N-(C1 -C2 alkyl) acrylamide |
| US3937680A (en) * | 1973-05-29 | 1976-02-10 | Global Vision, Inc. | Hydrophilic gel terpolymers from hydrophilic n-vinyl monomers, hydroxyalkyl acrylates or methacrylates and polymerizable unsaturated carboxylic acids |
| JPS5510050B2 (es) * | 1973-08-13 | 1980-03-13 | ||
| CH616694A5 (en) * | 1974-06-27 | 1980-04-15 | Ciba Geigy Ag | Process for the preparation of crosslinked, water-insoluble, hydrophilic copolymers |
| US4018853A (en) * | 1974-11-21 | 1977-04-19 | Warner-Lambert Company | Crosslinked, hydrophilic rods of pyrrolidone-methacrylate graft copolymers |
-
1980
- 1980-05-26 SU SU802925602A patent/SU1243627A3/ru active
- 1980-10-27 US US06/201,349 patent/US4300820A/en not_active Expired - Lifetime
- 1980-12-04 MX MX185054A patent/MX155719A/es unknown
- 1980-12-04 NO NO803674A patent/NO158811C/no unknown
- 1980-12-04 FR FR8025772A patent/FR2471213A1/fr active Granted
- 1980-12-04 AU AU65081/80A patent/AU540694B2/en not_active Ceased
- 1980-12-05 DK DK521480A patent/DK521480A/da not_active Application Discontinuation
- 1980-12-05 DE DE19803045988 patent/DE3045988A1/de active Granted
- 1980-12-05 ES ES498264A patent/ES498264A0/es active Granted
- 1980-12-05 IT IT26458/80A patent/IT1218423B/it active
- 1980-12-05 SE SE8008548A patent/SE448545B/sv not_active IP Right Cessation
- 1980-12-05 BE BE0/203058A patent/BE886516A/fr not_active IP Right Cessation
- 1980-12-05 PT PT72171A patent/PT72171B/pt unknown
- 1980-12-05 AT AT0595980A patent/AT370125B/de not_active IP Right Cessation
- 1980-12-05 AR AR283511A patent/AR229397A1/es active
- 1980-12-05 NL NL8006642A patent/NL8006642A/nl not_active Application Discontinuation
- 1980-12-05 BR BR8008047A patent/BR8008047A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2471213A1 (fr) | 1981-06-19 |
| AT370125B (de) | 1983-03-10 |
| AU540694B2 (en) | 1984-11-29 |
| DK521480A (da) | 1981-06-06 |
| AU6508180A (en) | 1981-06-11 |
| AR229397A1 (es) | 1983-08-15 |
| PT72171A (en) | 1981-01-01 |
| NO158811C (no) | 1988-11-02 |
| NO803674L (no) | 1981-06-09 |
| US4300820A (en) | 1981-11-17 |
| IT1218423B (it) | 1990-04-19 |
| PT72171B (en) | 1981-10-28 |
| SE448545B (sv) | 1987-03-02 |
| BE886516A (fr) | 1981-04-01 |
| ATA595980A (de) | 1982-07-15 |
| IT8026458A0 (it) | 1980-12-05 |
| SE8008548L (sv) | 1981-06-06 |
| ES498264A0 (es) | 1981-12-16 |
| DE3045988A1 (de) | 1981-09-03 |
| SU1243627A3 (ru) | 1986-07-07 |
| BR8008047A (pt) | 1981-06-23 |
| NO158811B (no) | 1988-07-25 |
| NL8006642A (nl) | 1981-07-01 |
| FR2471213B1 (es) | 1984-12-28 |
| MX155719A (es) | 1988-04-20 |
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