BE719669A - - Google Patents
Info
- Publication number
- BE719669A BE719669A BE719669DA BE719669A BE 719669 A BE719669 A BE 719669A BE 719669D A BE719669D A BE 719669DA BE 719669 A BE719669 A BE 719669A
- Authority
- BE
- Belgium
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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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- 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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic groups
-
- 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
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/70—Siloxanes defined by use of the MDTQ nomenclature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
- Y10S425/808—Lens mold
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US66181667A | 1967-08-21 | 1967-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE719669A true BE719669A (xx) | 1969-02-19 |
Family
ID=24655230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE719669D BE719669A (xx) | 1967-08-21 | 1968-08-19 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3518324A (xx) |
| AT (1) | AT283736B (xx) |
| BE (1) | BE719669A (xx) |
| FR (1) | FR1578460A (xx) |
| GB (1) | GB1188058A (xx) |
| NL (1) | NL6811884A (xx) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3996187A (en) * | 1975-04-29 | 1976-12-07 | American Optical Corporation | Optically clear filled silicone elastomers |
| US4153641A (en) * | 1977-07-25 | 1979-05-08 | Bausch & Lomb Incorporated | Polysiloxane composition and contact lens |
| US4208506A (en) * | 1977-07-25 | 1980-06-17 | Bausch & Lomb Incorporated | Polyparaffinsiloxane shaped article for use in biomedical applications |
| DE2800652A1 (de) * | 1978-01-07 | 1979-07-12 | Bayer Ag | Schichtkoerper und verfahren zu ihrer herstellung |
| US4198131A (en) * | 1978-03-23 | 1980-04-15 | Dow Corning Corporation | Silicone resin optical devices |
| US4277595A (en) * | 1979-09-13 | 1981-07-07 | Bausch & Lomb Incorporated | Water absorbing contact lenses made from polysiloxane/acrylic acid polymer |
| US4254248A (en) * | 1979-09-13 | 1981-03-03 | Bausch & Lomb Incorporated | Contact lens made from polymers of polysiloxane and polycyclic esters of acrylic acid or methacrylic acid |
| US4276402A (en) * | 1979-09-13 | 1981-06-30 | Bausch & Lomb Incorporated | Polysiloxane/acrylic acid/polcyclic esters of methacrylic acid polymer contact lens |
| JPH0761357B2 (ja) * | 1988-03-28 | 1995-07-05 | ホーヤ株式会社 | 眼内レンズ |
| DE3921669A1 (de) * | 1988-12-23 | 1990-07-05 | Bayer Ag | Lichtpolarisierende filme oder folien enthaltend stilbenfarbstoffe |
| US5055602A (en) * | 1989-05-02 | 1991-10-08 | Bausch & Lomb Incorporated | Polymerizable dye |
| US5082886A (en) * | 1989-08-28 | 1992-01-21 | General Electric Company | Low compression set, oil and fuel resistant, liquid injection moldable, silicone rubber |
| US4997897A (en) * | 1990-04-03 | 1991-03-05 | Bausch & Lomb Incorporated | Polymerizable dye |
| US5512609A (en) * | 1992-04-14 | 1996-04-30 | Allergan, Inc. | Reinforced compositions and lens bodies made from same |
| US5760100B1 (en) | 1994-09-06 | 2000-11-14 | Ciba Vision Corp | Extended wear ophthalmic lens |
| US7468398B2 (en) | 1994-09-06 | 2008-12-23 | Ciba Vision Corporation | Extended wear ophthalmic lens |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3284406A (en) * | 1963-12-18 | 1966-11-08 | Dow Corning | Organosiloxane encapsulating resins |
| US3341490A (en) * | 1964-08-13 | 1967-09-12 | Dow Corning | Blends of two polysiloxane copolymers with silica |
-
1967
- 1967-08-21 US US661816A patent/US3518324A/en not_active Expired - Lifetime
-
1968
- 1968-07-22 GB GB34825/68A patent/GB1188058A/en not_active Expired
- 1968-08-19 BE BE719669D patent/BE719669A/xx unknown
- 1968-08-20 FR FR1578460D patent/FR1578460A/fr not_active Expired
- 1968-08-21 NL NL6811884A patent/NL6811884A/xx unknown
- 1968-08-21 AT AT813568A patent/AT283736B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL6811884A (xx) | 1969-02-25 |
| AT283736B (de) | 1970-08-25 |
| DE1769996A1 (de) | 1971-02-11 |
| DE1769996B2 (de) | 1972-07-27 |
| GB1188058A (en) | 1970-04-15 |
| FR1578460A (xx) | 1969-08-14 |
| US3518324A (en) | 1970-06-30 |