GB8302448D0 - Photosensitised film of polyamic acids - Google Patents
Photosensitised film of polyamic acidsInfo
- Publication number
- GB8302448D0 GB8302448D0 GB838302448A GB8302448A GB8302448D0 GB 8302448 D0 GB8302448 D0 GB 8302448D0 GB 838302448 A GB838302448 A GB 838302448A GB 8302448 A GB8302448 A GB 8302448A GB 8302448 D0 GB8302448 D0 GB 8302448D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- photosensitised
- film
- polyamic acids
- polyamic
- acids
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/038—Macromolecular compounds which are rendered insoluble or differentially wettable
- G03F7/0387—Polyamides or polyimides
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3806079A | 1979-05-11 | 1979-05-11 | |
US06/038,061 US4242437A (en) | 1979-05-11 | 1979-05-11 | Photosensitized polyamic acids curable by exposure to actinic radiation |
US06/120,710 US4331705A (en) | 1979-05-11 | 1980-02-11 | Curing of polyamic acids or salts thereof by ultraviolet exposure |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8302448D0 true GB8302448D0 (en) | 1983-03-02 |
GB2120799A GB2120799A (en) | 1983-12-07 |
GB2120799B GB2120799B (en) | 1984-05-23 |
Family
ID=27365331
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8015423A Expired GB2053941B (en) | 1979-05-11 | 1980-05-09 | Curing of polyamic acids or salts thereof by ultraviolet exposure |
GB08302448A Expired GB2120799B (en) | 1979-05-11 | 1983-01-28 | Light sensitive article comprising photosensitised film of polyamic acids or salts thereof |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8015423A Expired GB2053941B (en) | 1979-05-11 | 1980-05-09 | Curing of polyamic acids or salts thereof by ultraviolet exposure |
Country Status (6)
Country | Link |
---|---|
AU (1) | AU534941B2 (en) |
BR (1) | BR8002860A (en) |
DE (1) | DE3018069A1 (en) |
FR (1) | FR2456339B1 (en) |
GB (2) | GB2053941B (en) |
IT (1) | IT1144060B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2092164B (en) * | 1980-12-17 | 1984-12-05 | Hitachi Ltd | Loght or radiation-sensitive polymer composition |
EP0092524B1 (en) * | 1982-04-21 | 1987-08-12 | Ciba-Geigy Ag | Radiation-sensible coating composition and its use |
US4657832A (en) * | 1983-05-18 | 1987-04-14 | Ciba-Geigy Corporation | Photosensitive polymers as coating materials |
EP0315216A3 (en) * | 1983-05-18 | 1991-02-06 | Ciba-Geigy Ag | Polyimides, process for their preparation and their use |
EP0200680A3 (en) * | 1985-04-11 | 1988-10-05 | Ciba-Geigy Ag | Coated material and its use |
US4696890A (en) * | 1985-04-11 | 1987-09-29 | Ciba-Geigy Corporation | Processes for preparing protective coatings and relief structures |
US7274854B2 (en) | 2002-06-27 | 2007-09-25 | Pirelli & C. S.P.A. | Polyimide optical waveguides and method for the preparation thereof |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3623870A (en) * | 1969-07-22 | 1971-11-30 | Bell Telephone Labor Inc | Technique for the preparation of thermally stable photoresist |
US3978341A (en) * | 1974-04-10 | 1976-08-31 | E. I. Du Pont De Nemours And Company | Short wavelength ultraviolet irradiation treatment of polymeric surfaces |
CH619250A5 (en) * | 1975-12-19 | 1980-09-15 | Ciba Geigy Ag | |
GB2008784B (en) * | 1977-11-17 | 1982-04-15 | Asahi Chemical Ind | Heat resistant photoresist composition and process for preparing the same |
WO1980000706A1 (en) * | 1978-09-29 | 1980-04-17 | Hitachi Ltd | Light-sensitive polymer composition |
-
1980
- 1980-05-09 BR BR8002860A patent/BR8002860A/en unknown
- 1980-05-09 IT IT48637/80A patent/IT1144060B/en active
- 1980-05-09 FR FR8010372A patent/FR2456339B1/en not_active Expired
- 1980-05-09 AU AU58249/80A patent/AU534941B2/en not_active Ceased
- 1980-05-09 GB GB8015423A patent/GB2053941B/en not_active Expired
- 1980-05-10 DE DE19803018069 patent/DE3018069A1/en not_active Ceased
-
1983
- 1983-01-28 GB GB08302448A patent/GB2120799B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2120799A (en) | 1983-12-07 |
BR8002860A (en) | 1980-12-23 |
FR2456339B1 (en) | 1986-11-28 |
GB2120799B (en) | 1984-05-23 |
AU534941B2 (en) | 1984-02-23 |
GB2053941A (en) | 1981-02-11 |
GB2053941B (en) | 1983-11-16 |
IT8048637A0 (en) | 1980-05-09 |
IT1144060B (en) | 1986-10-29 |
FR2456339A1 (en) | 1980-12-05 |
AU5824980A (en) | 1980-11-13 |
DE3018069A1 (en) | 1980-11-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |