CA1028088A - Striae-free plastic lens of a copolymer of diethylene glycol bis (allyl carbonate) and methacrylate ester - Google Patents
Striae-free plastic lens of a copolymer of diethylene glycol bis (allyl carbonate) and methacrylate esterInfo
- Publication number
- CA1028088A CA1028088A CA176,061A CA176061A CA1028088A CA 1028088 A CA1028088 A CA 1028088A CA 176061 A CA176061 A CA 176061A CA 1028088 A CA1028088 A CA 1028088A
- Authority
- CA
- Canada
- Prior art keywords
- striae
- copolymer
- diethylene glycol
- plastic lens
- glycol bis
- 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
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29619472A | 1972-10-10 | 1972-10-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1028088A true CA1028088A (en) | 1978-03-14 |
Family
ID=23141002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA176,061A Expired CA1028088A (en) | 1972-10-10 | 1973-07-10 | Striae-free plastic lens of a copolymer of diethylene glycol bis (allyl carbonate) and methacrylate ester |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS4973442A (enrdf_load_stackoverflow) |
| CA (1) | CA1028088A (enrdf_load_stackoverflow) |
| DE (1) | DE2346497A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107949584A (zh) * | 2015-09-16 | 2018-04-20 | 三井化学株式会社 | 光学材料用聚合性组合物、由该组合物得到的光学材料及塑料透镜 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2490326A1 (fr) * | 1980-09-12 | 1982-03-19 | Champeau Andre | Systeme optique transmissif focalisant hybride |
| JPS5823306U (ja) * | 1981-08-05 | 1983-02-14 | 富士写真光機株式会社 | 内視鏡光学系 |
| US4576766A (en) * | 1983-09-07 | 1986-03-18 | The Plessey Company Plc | Photochromic compounds and their use in photoreactive lenses |
| DE3333502A1 (de) * | 1983-09-16 | 1985-04-18 | Röhm GmbH, 6100 Darmstadt | Uv-absorber enthaltende thermoplastische kunststoff-formmassen |
| JP3661600B2 (ja) * | 2000-07-27 | 2005-06-15 | 住友化学株式会社 | メタクリル酸メチル系樹脂組成物およびその成形体 |
-
1973
- 1973-07-10 CA CA176,061A patent/CA1028088A/en not_active Expired
- 1973-08-21 JP JP9300073A patent/JPS4973442A/ja active Pending
- 1973-09-15 DE DE19732346497 patent/DE2346497A1/de active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107949584A (zh) * | 2015-09-16 | 2018-04-20 | 三井化学株式会社 | 光学材料用聚合性组合物、由该组合物得到的光学材料及塑料透镜 |
| US20180341043A1 (en) * | 2015-09-16 | 2018-11-29 | Mitsui Chemicals, Inc. | Polymerizable composition for optical material, optical material obtained from the composition, and plastic lens |
| US10921489B2 (en) * | 2015-09-16 | 2021-02-16 | Mitsui Chemicals, Inc. | Polymerizable composition for optical material, optical material obtained from the composition, and plastic lens |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4973442A (enrdf_load_stackoverflow) | 1974-07-16 |
| DE2346497A1 (de) | 1974-04-25 |
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