DD121194A5 - - Google Patents
Info
- Publication number
- DD121194A5 DD121194A5 DD18793275A DD18793275A DD121194A5 DD 121194 A5 DD121194 A5 DD 121194A5 DD 18793275 A DD18793275 A DD 18793275A DD 18793275 A DD18793275 A DD 18793275A DD 121194 A5 DD121194 A5 DD 121194A5
- Authority
- DD
- German Democratic Republic
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
- G02B5/23—Photochromic filters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Eyeglasses (AREA)
- Optical Filters (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US49850674A | 1974-08-19 | 1974-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD121194A5 true DD121194A5 (xx) | 1976-07-12 |
Family
ID=23981373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD18793275A DD121194A5 (xx) | 1974-08-19 | 1975-08-19 |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5145541A (xx) |
| AT (1) | AT350506B (xx) |
| AU (1) | AU506240B2 (xx) |
| BE (1) | BE832333A (xx) |
| BR (1) | BR7505222A (xx) |
| CA (1) | CA1074168A (xx) |
| DD (1) | DD121194A5 (xx) |
| DE (1) | DE2535300A1 (xx) |
| FR (1) | FR2282461A1 (xx) |
| GB (1) | GB1507719A (xx) |
| IT (1) | IT1041077B (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4166043A (en) * | 1974-12-23 | 1979-08-28 | American Optical Corporation | Stabilized photochromic materials |
| GB2144433B (en) * | 1983-06-27 | 1986-12-10 | Agency Ind Science Techn | Photochromic compositions |
| JPS60213939A (ja) * | 1984-04-09 | 1985-10-26 | Seiko Epson Corp | フオトクロミツク光学材料 |
| CN115849953B (zh) * | 2022-12-13 | 2023-11-07 | 福建省德化县美景礼品有限公司 | 一种光致变色陶瓷釉料及其制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3208860A (en) * | 1962-07-31 | 1965-09-28 | Corning Glass Works | Phototropic material and article made therefrom |
| US3466216A (en) * | 1964-07-23 | 1969-09-09 | William H Cooley | Light sensitive coating for light transmitting body |
-
1975
- 1975-07-15 CA CA231,515A patent/CA1074168A/en not_active Expired
- 1975-07-21 AU AU83232/75A patent/AU506240B2/en not_active Expired
- 1975-07-23 AT AT568275A patent/AT350506B/de not_active IP Right Cessation
- 1975-07-30 IT IT5073075A patent/IT1041077B/it active
- 1975-08-05 DE DE19752535300 patent/DE2535300A1/de not_active Withdrawn
- 1975-08-08 GB GB3325175A patent/GB1507719A/en not_active Expired
- 1975-08-11 JP JP9674275A patent/JPS5145541A/ja active Granted
- 1975-08-12 BE BE159114A patent/BE832333A/xx not_active IP Right Cessation
- 1975-08-15 BR BR7505222A patent/BR7505222A/pt unknown
- 1975-08-18 FR FR7525476A patent/FR2282461A1/fr active Granted
- 1975-08-19 DD DD18793275A patent/DD121194A5/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1041077B (it) | 1980-01-10 |
| DE2535300A1 (de) | 1976-03-04 |
| FR2282461B1 (xx) | 1977-12-16 |
| ATA568275A (de) | 1978-11-15 |
| GB1507719A (en) | 1978-04-19 |
| CA1074168A (en) | 1980-03-25 |
| BE832333A (fr) | 1975-12-01 |
| FR2282461A1 (fr) | 1976-03-19 |
| AU506240B2 (en) | 1979-12-20 |
| AU8323275A (en) | 1977-01-27 |
| AT350506B (de) | 1979-06-11 |
| JPS6118179B2 (xx) | 1986-05-10 |
| JPS5145541A (ja) | 1976-04-19 |
| BR7505222A (pt) | 1976-08-03 |