CA469194A - Methodes de production de matieres colorantes diazoiques - Google Patents

Methodes de production de matieres colorantes diazoiques

Info

Publication number
CA469194A
CA469194A CA469194A CA469194DA CA469194A CA 469194 A CA469194 A CA 469194A CA 469194 A CA469194 A CA 469194A CA 469194D A CA469194D A CA 469194DA CA 469194 A CA469194 A CA 469194A
Authority
CA
Canada
Prior art keywords
diazotypes
producing
methods
materials therefor
diazotype materials
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
CA469194A
Other languages
English (en)
Inventor
W. Neumann Fred
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.)
GAF Chemicals Corp
Original Assignee
General Aniline and Film Corp
Publication date
Application granted granted Critical
Publication of CA469194A publication Critical patent/CA469194A/fr
Expired legal-status Critical Current

Links

CA469194A Methodes de production de matieres colorantes diazoiques Expired CA469194A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA469194T

Publications (1)

Publication Number Publication Date
CA469194A true CA469194A (fr) 1950-11-07

Family

ID=35603128

Family Applications (1)

Application Number Title Priority Date Filing Date
CA469194A Expired CA469194A (fr) Methodes de production de matieres colorantes diazoiques

Country Status (1)

Country Link
CA (1) CA469194A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4080208A (en) * 1975-01-13 1978-03-21 Addressograph Multigraph Corporation Photosensitive diazomicrofilm adapted to be readable but nonreproducible upon processing
US4486518A (en) * 1981-02-20 1984-12-04 Polychrome Corporation Duplicating film mask with radiation absorbing benzophenone in processed positive-working radiation sensitive layer on transparent substrate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4080208A (en) * 1975-01-13 1978-03-21 Addressograph Multigraph Corporation Photosensitive diazomicrofilm adapted to be readable but nonreproducible upon processing
US4486518A (en) * 1981-02-20 1984-12-04 Polychrome Corporation Duplicating film mask with radiation absorbing benzophenone in processed positive-working radiation sensitive layer on transparent substrate

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