ZA976535B - Process for producing mouldings. - Google Patents
Process for producing mouldings.Info
- Publication number
- ZA976535B ZA976535B ZA9706535A ZA976535A ZA976535B ZA 976535 B ZA976535 B ZA 976535B ZA 9706535 A ZA9706535 A ZA 9706535A ZA 976535 A ZA976535 A ZA 976535A ZA 976535 B ZA976535 B ZA 976535B
- Authority
- ZA
- South Africa
- Prior art keywords
- producing mouldings
- mouldings
- producing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
- C08G65/331—Polymers modified by chemical after-treatment with organic compounds containing oxygen
- C08G65/332—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof
- C08G65/3322—Polymers modified by chemical after-treatment with organic compounds containing oxygen containing carboxyl groups, or halides, or esters thereof acyclic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
-
- 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
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- C08F290/06—Polymers provided for in subclass C08G
- C08F290/062—Polyethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/68—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the catalysts used
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/02—Polyalkylene oxides
-
- 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
-
- 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
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/0002—Condition, form or state of moulded material or of the material to be shaped monomers or prepolymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0016—Lenses
- B29L2011/0041—Contact lenses
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Thermal Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Toxicology (AREA)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Macromonomer-Based Addition Polymer (AREA)
- Eyeglasses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96810489 | 1996-07-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA976535B true ZA976535B (en) | 1998-03-20 |
Family
ID=8225659
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA9706535A ZA976535B (en) | 1996-07-24 | 1997-07-23 | Process for producing mouldings. |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0921922A1 (en) |
JP (1) | JP2000517255A (en) |
AU (1) | AU3849097A (en) |
ID (1) | ID17543A (en) |
WO (1) | WO1998003319A1 (en) |
ZA (1) | ZA976535B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI721163B (en) * | 2016-04-28 | 2021-03-11 | 日商日油股份有限公司 | Branched polyoxyethylene compound and contact lens |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5415816A (en) * | 1986-01-28 | 1995-05-16 | Q2100, Inc. | Method for the production of plastic lenses |
US5028358A (en) * | 1989-04-17 | 1991-07-02 | Blum Ronald D | Method for molding and curing plastic lenses |
US5110514A (en) * | 1989-05-01 | 1992-05-05 | Soane Technologies, Inc. | Controlled casting of a shrinkable material |
US5079319A (en) * | 1989-10-25 | 1992-01-07 | Ciba-Geigy Corporation | Reactive silicone and/or fluorine containing hydrophilic prepolymers and polymers thereof |
US5196458A (en) * | 1991-10-15 | 1993-03-23 | Johnson & Johnson Vision Products, Inc. | Soft, high oxygen permeability ophthalmic lens |
SG49612A1 (en) * | 1993-07-19 | 2003-03-18 | Novartis Ag | A process and device for the manufacture of moulding and mouldings manufactured in accordance with that process |
-
1997
- 1997-07-19 AU AU38490/97A patent/AU3849097A/en not_active Abandoned
- 1997-07-19 WO PCT/EP1997/003894 patent/WO1998003319A1/en active Application Filing
- 1997-07-19 EP EP97935530A patent/EP0921922A1/en not_active Withdrawn
- 1997-07-19 JP JP10506566A patent/JP2000517255A/en not_active Ceased
- 1997-07-23 ZA ZA9706535A patent/ZA976535B/en unknown
- 1997-07-24 ID IDP972565A patent/ID17543A/en unknown
Also Published As
Publication number | Publication date |
---|---|
ID17543A (en) | 1998-01-08 |
AU3849097A (en) | 1998-02-10 |
WO1998003319A1 (en) | 1998-01-29 |
EP0921922A1 (en) | 1999-06-16 |
JP2000517255A (en) | 2000-12-26 |
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