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GB2120799B - Light sensitive article comprising photosensitised film of polyamic acids or salts thereof - Google Patents

Light sensitive article comprising photosensitised film of polyamic acids or salts thereof

Info

Publication number
GB2120799B
GB2120799B GB08302448A GB8302448A GB2120799B GB 2120799 B GB2120799 B GB 2120799B GB 08302448 A GB08302448 A GB 08302448A GB 8302448 A GB8302448 A GB 8302448A GB 2120799 B GB2120799 B GB 2120799B
Authority
GB
United Kingdom
Prior art keywords
photosensitised
salts
film
light sensitive
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.)
Expired
Application number
GB08302448A
Other versions
GB2120799A (en
GB8302448D0 (en
Inventor
Rama P Samudrala
Robert Richard Rohloff
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US06/038,061 external-priority patent/US4242437A/en
Priority claimed from US06/120,710 external-priority patent/US4331705A/en
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of GB8302448D0 publication Critical patent/GB8302448D0/en
Publication of GB2120799A publication Critical patent/GB2120799A/en
Application granted granted Critical
Publication of GB2120799B publication Critical patent/GB2120799B/en
Expired legal-status Critical Current

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)
GB08302448A 1979-05-11 1983-01-28 Light sensitive article comprising photosensitised film of polyamic acids or salts thereof Expired GB2120799B (en)

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 GB8302448D0 (en) 1983-03-02
GB2120799A GB2120799A (en) 1983-12-07
GB2120799B true 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)

* Cited by examiner, † Cited by third party
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
EP0315216A3 (en) * 1983-05-18 1991-02-06 Ciba-Geigy Ag Polyimides, process for their preparation and their use
US4657832A (en) * 1983-05-18 1987-04-14 Ciba-Geigy Corporation Photosensitive polymers as coating materials
US4696890A (en) * 1985-04-11 1987-09-29 Ciba-Geigy Corporation Processes for preparing protective coatings and relief structures
EP0200680A3 (en) * 1985-04-11 1988-10-05 Ciba-Geigy Ag Coated material and its use
AU2002321124A1 (en) 2002-06-27 2004-01-19 Pirelli And C. S.P.A. Polymide optical waveguides and method for the preparation thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
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
DE2967162D1 (en) * 1978-09-29 1984-09-13 Hitachi Ltd Light-sensitive polymer composition

Also Published As

Publication number Publication date
BR8002860A (en) 1980-12-23
IT1144060B (en) 1986-10-29
IT8048637A0 (en) 1980-05-09
AU534941B2 (en) 1984-02-23
GB2120799A (en) 1983-12-07
FR2456339A1 (en) 1980-12-05
FR2456339B1 (en) 1986-11-28
AU5824980A (en) 1980-11-13
GB8302448D0 (en) 1983-03-02
GB2053941B (en) 1983-11-16
GB2053941A (en) 1981-02-11
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