CS168509B2 - - Google Patents
Info
- Publication number
- CS168509B2 CS168509B2 CS835268A CS835268A CS168509B2 CS 168509 B2 CS168509 B2 CS 168509B2 CS 835268 A CS835268 A CS 835268A CS 835268 A CS835268 A CS 835268A CS 168509 B2 CS168509 B2 CS 168509B2
- Authority
- CS
- Czechoslovakia
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/22—Absorbing filters
- G02B5/223—Absorbing filters containing organic substances, e.g. dyes, inks or pigments
-
- 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
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/003—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor characterised by the choice of material
- B29C39/006—Monomers or prepolymers
-
- 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
- B29D11/00634—Production of filters
-
- 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
- C08F265/00—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
- C08F265/04—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00 on to polymers of esters
- C08F265/06—Polymerisation of acrylate or methacrylate esters on to polymers thereof
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Ophthalmology & Optometry (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1704743 | 1967-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS168509B2 true CS168509B2 (https=) | 1976-06-29 |
Family
ID=5688749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS835268A CS168509B2 (https=) | 1967-12-09 | 1968-12-06 |
Country Status (3)
| Country | Link |
|---|---|
| CS (1) | CS168509B2 (https=) |
| FR (1) | FR1594211A (https=) |
| GB (1) | GB1234596A (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3903413A (en) * | 1973-12-06 | 1975-09-02 | Polaroid Corp | Glass-filled polymeric filter element |
| JPH09197112A (ja) * | 1996-01-12 | 1997-07-31 | Nec Corp | 光学フィルタ |
-
1968
- 1968-12-06 FR FR1594211D patent/FR1594211A/fr not_active Expired
- 1968-12-06 CS CS835268A patent/CS168509B2/cs unknown
- 1968-12-06 GB GB1234596D patent/GB1234596A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1234596A (https=) | 1971-06-03 |
| FR1594211A (https=) | 1970-06-01 |