FR1411999A - Manufacturing process of optical brighteners - Google Patents

Manufacturing process of optical brighteners

Info

Publication number
FR1411999A
FR1411999A FR988580A FR988580A FR1411999A FR 1411999 A FR1411999 A FR 1411999A FR 988580 A FR988580 A FR 988580A FR 988580 A FR988580 A FR 988580A FR 1411999 A FR1411999 A FR 1411999A
Authority
FR
France
Prior art keywords
manufacturing process
optical brighteners
brighteners
optical
manufacturing
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
FR988580A
Other languages
French (fr)
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to FR988580A priority Critical patent/FR1411999A/en
Application granted granted Critical
Publication of FR1411999A publication Critical patent/FR1411999A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
    • C07D263/52—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems
    • C07D263/62—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems having two or more ring systems containing condensed 1,3-oxazole rings
    • C07D263/64—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems having two or more ring systems containing condensed 1,3-oxazole rings linked in positions 2 and 2' by chains containing six-membered aromatic rings or ring systems containing such rings
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/14—Styryl dyes
    • C09B23/148—Stilbene dyes containing the moiety -C6H5-CH=CH-C6H5

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR988580A 1964-09-18 1964-09-18 Manufacturing process of optical brighteners Expired FR1411999A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR988580A FR1411999A (en) 1964-09-18 1964-09-18 Manufacturing process of optical brighteners

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR988580A FR1411999A (en) 1964-09-18 1964-09-18 Manufacturing process of optical brighteners

Publications (1)

Publication Number Publication Date
FR1411999A true FR1411999A (en) 1965-09-24

Family

ID=8838612

Family Applications (1)

Application Number Title Priority Date Filing Date
FR988580A Expired FR1411999A (en) 1964-09-18 1964-09-18 Manufacturing process of optical brighteners

Country Status (1)

Country Link
FR (1) FR1411999A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994019333A1 (en) * 1993-02-22 1994-09-01 Eastman Chemical Company Process for the preparation of bis(2-benzoxazolyl)stilbenes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994019333A1 (en) * 1993-02-22 1994-09-01 Eastman Chemical Company Process for the preparation of bis(2-benzoxazolyl)stilbenes

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