IT1174302B - Semilavorato per la produzione di lenti optalmiche dotato di rivesti mento protettivo e procedimento di trattamento - Google Patents
Semilavorato per la produzione di lenti optalmiche dotato di rivesti mento protettivo e procedimento di trattamentoInfo
- Publication number
- IT1174302B IT1174302B IT49567/80A IT4956780A IT1174302B IT 1174302 B IT1174302 B IT 1174302B IT 49567/80 A IT49567/80 A IT 49567/80A IT 4956780 A IT4956780 A IT 4956780A IT 1174302 B IT1174302 B IT 1174302B
- Authority
- IT
- Italy
- Prior art keywords
- optalmic
- semi
- finished
- production
- treatment procedure
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 230000001681 protective effect Effects 0.000 title 1
Classifications
-
- 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
-
- 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
-
- 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
- B29D11/00932—Combined cutting and grinding thereof
-
- 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
- C08F299/00—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers
- C08F299/02—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates
- C08F299/022—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates from polycondensates with side or terminal unsaturations
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/671—Unsaturated compounds having only one group containing active hydrogen
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Macromonomer-Based Addition Polymer (AREA)
- Materials For Medical Uses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7089179A | 1979-08-29 | 1979-08-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT8049567A0 IT8049567A0 (it) | 1980-08-28 |
| IT1174302B true IT1174302B (it) | 1987-07-01 |
Family
ID=22097987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT49567/80A IT1174302B (it) | 1979-08-29 | 1980-08-28 | Semilavorato per la produzione di lenti optalmiche dotato di rivesti mento protettivo e procedimento di trattamento |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0034178B1 (it) |
| JP (1) | JPS56501065A (it) |
| CA (1) | CA1153985A (it) |
| DE (1) | DE3071406D1 (it) |
| FR (1) | FR2464487B1 (it) |
| IT (1) | IT1174302B (it) |
| WO (1) | WO1981000536A1 (it) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3712148A1 (de) * | 1986-11-28 | 1988-06-09 | Klaus Kassner | Auflagerkoerper |
| JP2867690B2 (ja) * | 1990-11-20 | 1999-03-08 | 松下電器産業株式会社 | レンズアレイ光学系の製造方法 |
| US5451281A (en) * | 1994-01-18 | 1995-09-19 | Lipman; Arnold | Process for imparting scratch resistance to ophthalmic lenses during edging |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3355342A (en) * | 1965-02-26 | 1967-11-28 | Armorlite Lens Company Inc | Method of supporting lens blanks for grinding and polishing |
| US3840448A (en) * | 1972-06-26 | 1974-10-08 | Union Carbide Corp | Surface curing of acrylyl or methacrylyl compounds using radiation of 2,537 angstroms |
| US4104099A (en) * | 1977-01-27 | 1978-08-01 | International Telephone And Telegraph Corporation | Method and apparatus for lapping or polishing materials |
| US4131602A (en) * | 1977-09-29 | 1978-12-26 | Union Carbide Corporation | Radiation curable acrylated polyurethane |
| US4221083A (en) * | 1978-01-03 | 1980-09-09 | Valley Industrial Products | Heat shield blocking and mounting disc for lens grinding |
-
1980
- 1980-07-28 CA CA000357167A patent/CA1153985A/en not_active Expired
- 1980-07-28 WO PCT/US1980/000958 patent/WO1981000536A1/en active IP Right Grant
- 1980-07-28 DE DE8080901764T patent/DE3071406D1/de not_active Expired
- 1980-07-28 JP JP50208580A patent/JPS56501065A/ja active Pending
- 1980-08-28 FR FR8018643A patent/FR2464487B1/fr not_active Expired
- 1980-08-28 IT IT49567/80A patent/IT1174302B/it active
-
1981
- 1981-03-25 EP EP80901764A patent/EP0034178B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| WO1981000536A1 (en) | 1981-03-05 |
| DE3071406D1 (en) | 1986-03-20 |
| EP0034178B1 (en) | 1986-02-05 |
| FR2464487B1 (fr) | 1985-07-12 |
| JPS56501065A (it) | 1981-07-30 |
| EP0034178A4 (en) | 1982-07-30 |
| EP0034178A1 (en) | 1981-08-26 |
| FR2464487A1 (fr) | 1981-03-06 |
| IT8049567A0 (it) | 1980-08-28 |
| CA1153985A (en) | 1983-09-20 |
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