CH478880A - Process for optical brightening - Google Patents

Process for optical brightening

Info

Publication number
CH478880A
CH478880A CH1712867A CH1712867A CH478880A CH 478880 A CH478880 A CH 478880A CH 1712867 A CH1712867 A CH 1712867A CH 1712867 A CH1712867 A CH 1712867A CH 478880 A CH478880 A CH 478880A
Authority
CH
Switzerland
Prior art keywords
optical brightening
brightening
optical
Prior art date
Application number
CH1712867A
Other languages
German (de)
Inventor
Pintschovius Ulrich
Schinzel Erich
Frischkorn Hans
Behrenbruch Hans
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of CH478880A publication Critical patent/CH478880A/en

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
    • C07D263/54—Benzoxazoles; Hydrogenated benzoxazoles
    • C07D263/56—Benzoxazoles; Hydrogenated benzoxazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
    • C07D263/57—Aryl or substituted aryl radicals
    • 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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/35—Heterocyclic compounds having nitrogen in the ring having also oxygen in the ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
CH1712867A 1966-01-18 1967-01-16 Process for optical brightening CH478880A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF0048191 1966-01-18
DEF48189A DE1302052B (en) 1966-01-18 1966-01-18 Optical brighteners

Publications (1)

Publication Number Publication Date
CH478880A true CH478880A (en) 1969-09-30

Family

ID=25977081

Family Applications (3)

Application Number Title Priority Date Filing Date
CH55467D CH55467A4 (en) 1966-01-18 1967-01-16
CH55467A CH503829A (en) 1966-01-18 1967-01-16 Process for the optical brightening of synthetic textile materials and materials brightened by the process
CH1712867A CH478880A (en) 1966-01-18 1967-01-16 Process for optical brightening

Family Applications Before (2)

Application Number Title Priority Date Filing Date
CH55467D CH55467A4 (en) 1966-01-18 1967-01-16
CH55467A CH503829A (en) 1966-01-18 1967-01-16 Process for the optical brightening of synthetic textile materials and materials brightened by the process

Country Status (5)

Country Link
BE (1) BE692823A (en)
CH (3) CH55467A4 (en)
DE (1) DE1302052B (en)
FR (1) FR1508560A (en)
GB (1) GB1163851A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3993659A (en) 1971-08-10 1976-11-23 Ciba-Geigy Corporation Bis-benzoxazolyl-naphthalenes as optical brighteners
CH617809GA3 (en) * 1975-10-10 1980-06-30

Also Published As

Publication number Publication date
GB1163851A (en) 1969-09-10
BE692823A (en) 1967-07-18
CH55467A4 (en) 1970-11-13
DE1302052B (en) 1969-11-13
FR1508560A (en) 1968-01-05
CH503829A (en) 1970-11-13

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Legal Events

Date Code Title Description
PL Patent ceased