CA578303A - Process for the optical brightening of polyacrylonitrile fibers - Google Patents

Process for the optical brightening of polyacrylonitrile fibers

Info

Publication number
CA578303A
CA578303A CA578303A CA578303DA CA578303A CA 578303 A CA578303 A CA 578303A CA 578303 A CA578303 A CA 578303A CA 578303D A CA578303D A CA 578303DA CA 578303 A CA578303 A CA 578303A
Authority
CA
Canada
Prior art keywords
optical brightening
polyacrylonitrile fibers
polyacrylonitrile
fibers
brightening
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
CA578303A
Other languages
French (fr)
Inventor
Ackermann Franz
E. Siegrist Adolf
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.)
BASF Schweiz AG
Original Assignee
Ciba AG
Publication date
Application granted granted Critical
Publication of CA578303A publication Critical patent/CA578303A/en
Expired legal-status Critical Current

Links

CA578303A Process for the optical brightening of polyacrylonitrile fibers Expired CA578303A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA578303T

Publications (1)

Publication Number Publication Date
CA578303A true CA578303A (en) 1959-06-23

Family

ID=35754170

Family Applications (1)

Application Number Title Priority Date Filing Date
CA578303A Expired CA578303A (en) Process for the optical brightening of polyacrylonitrile fibers

Country Status (1)

Country Link
CA (1) CA578303A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3158610A (en) * 1964-01-03 1964-11-24 American Cyanamid Co 2-styrylbenzoxazole brighteners
US3262929A (en) * 1961-09-12 1966-07-26 Mitsui Kagaku Kogyo Kabushiki 2-styrylbenzoxazole compounds
US3314894A (en) * 1962-11-30 1967-04-18 American Polymer And Chemical Scintillators, compounds useful therein, and method of making the same
US3322680A (en) * 1962-12-17 1967-05-30 Eastman Kodak Co Polymeric compositions containing a fluorescent brightening agent
US3347694A (en) * 1961-09-12 1967-10-17 Mitsui Kagaku Kogyo Kabushiki Method for optical brightening of polymeric substrates utilizing 2-styryloxazole compounds
US3530119A (en) * 1962-06-09 1970-09-22 Hoechst Ag Styryl benzoxazoles
US3717652A (en) * 1970-06-11 1973-02-20 American Cyanamid Co 9-carboxylic naphthoxazoles and plastics brightened therewith
US4429133A (en) 1976-08-04 1984-01-31 Sandoz Ltd. 2'-Benzothiazolyl-and 2'-benzoxazolyl-2-benzimidazoles

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3262929A (en) * 1961-09-12 1966-07-26 Mitsui Kagaku Kogyo Kabushiki 2-styrylbenzoxazole compounds
US3347694A (en) * 1961-09-12 1967-10-17 Mitsui Kagaku Kogyo Kabushiki Method for optical brightening of polymeric substrates utilizing 2-styryloxazole compounds
US3400124A (en) * 1961-09-12 1968-09-03 Mitsui Chem Ind Co Ltd Optical brightening and new compositions of matter
US3530119A (en) * 1962-06-09 1970-09-22 Hoechst Ag Styryl benzoxazoles
US3314894A (en) * 1962-11-30 1967-04-18 American Polymer And Chemical Scintillators, compounds useful therein, and method of making the same
US3322680A (en) * 1962-12-17 1967-05-30 Eastman Kodak Co Polymeric compositions containing a fluorescent brightening agent
US3158610A (en) * 1964-01-03 1964-11-24 American Cyanamid Co 2-styrylbenzoxazole brighteners
US3717652A (en) * 1970-06-11 1973-02-20 American Cyanamid Co 9-carboxylic naphthoxazoles and plastics brightened therewith
US4429133A (en) 1976-08-04 1984-01-31 Sandoz Ltd. 2'-Benzothiazolyl-and 2'-benzoxazolyl-2-benzimidazoles

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