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GB2053941B - Curing of polyamic acids or salts thereof by ultraviolet exposure - Google Patents

Curing of polyamic acids or salts thereof by ultraviolet exposure

Info

Publication number
GB2053941B
GB2053941B GB8015423A GB8015423A GB2053941B GB 2053941 B GB2053941 B GB 2053941B GB 8015423 A GB8015423 A GB 8015423A GB 8015423 A GB8015423 A GB 8015423A GB 2053941 B GB2053941 B GB 2053941B
Authority
GB
United Kingdom
Prior art keywords
curing
salts
ultraviolet exposure
polyamic acids
polyamic
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
GB8015423A
Other versions
GB2053941A (en
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 GB2053941A publication Critical patent/GB2053941A/en
Application granted granted Critical
Publication of GB2053941B publication Critical patent/GB2053941B/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)
GB8015423A 1979-05-11 1980-05-09 Curing of polyamic acids or salts thereof by ultraviolet exposure Expired GB2053941B (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 (2)

Publication Number Publication Date
GB2053941A GB2053941A (en) 1981-02-11
GB2053941B true GB2053941B (en) 1983-11-16

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 After (1)

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

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
GB2120799B (en) 1984-05-23
GB8302448D0 (en) 1983-03-02
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