CH451154A - Process for the preparation of dibenzazolylstilbene compounds - Google Patents

Process for the preparation of dibenzazolylstilbene compounds

Info

Publication number
CH451154A
CH451154A CH1682365A CH1682365A CH451154A CH 451154 A CH451154 A CH 451154A CH 1682365 A CH1682365 A CH 1682365A CH 1682365 A CH1682365 A CH 1682365A CH 451154 A CH451154 A CH 451154A
Authority
CH
Switzerland
Prior art keywords
dibenzazolylstilbene
compounds
preparation
dibenzazolylstilbene compounds
Prior art date
Application number
CH1682365A
Other languages
German (de)
Inventor
Ohbayasi Kenro
Ohkawa Masaaki
Yamakawa Yoshio
Kinosita Tadao
Tanaka Toshiki
Original Assignee
Nippon Chemical Works
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 Nippon Chemical Works filed Critical Nippon Chemical Works
Publication of CH451154A publication Critical patent/CH451154A/en

Links

Classifications

    • 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
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0041—Optical brightening agents, organic pigments
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/60—Optical bleaching or brightening

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
CH1682365A 1963-06-07 1964-06-05 Process for the preparation of dibenzazolylstilbene compounds CH451154A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3020663 1963-06-07
JP3170463 1963-06-14

Publications (1)

Publication Number Publication Date
CH451154A true CH451154A (en) 1968-05-15

Family

ID=26368513

Family Applications (3)

Application Number Title Priority Date Filing Date
CH1682365A CH451154A (en) 1963-06-07 1964-06-05 Process for the preparation of dibenzazolylstilbene compounds
CH735164A CH467895A (en) 1963-06-07 1964-06-05 Process for the optical brightening of polyolefin and / or polyethylene terephthalate fibers by means of didenzazolylstilbene compounds
CH1682465A CH477501A (en) 1963-06-07 1964-06-05 Process for the lightening of non-textile polymer material by means of dibenzazolyl stilbene compounds

Family Applications After (2)

Application Number Title Priority Date Filing Date
CH735164A CH467895A (en) 1963-06-07 1964-06-05 Process for the optical brightening of polyolefin and / or polyethylene terephthalate fibers by means of didenzazolylstilbene compounds
CH1682465A CH477501A (en) 1963-06-07 1964-06-05 Process for the lightening of non-textile polymer material by means of dibenzazolyl stilbene compounds

Country Status (3)

Country Link
BE (1) BE648674A (en)
CH (3) CH451154A (en)
GB (1) GB1026368A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3366575A (en) * 1964-03-13 1968-01-30 Nippon Kayaku Kk Enhancement of optical brightening effects by using two or more species of brightening agent
US3458506A (en) * 1967-10-31 1969-07-29 Eastman Kodak Co Fluorescent benzazole compounds containing cyanovinylene groups
US3935195A (en) * 1969-04-28 1976-01-27 Sterling Drug Inc. 4,4'-Stilbenebis-pyridooxazoles and related optical brighteners and polymeric compositions brightened thereby
DE3305578A1 (en) * 1983-02-18 1984-08-23 Hoechst Ag, 6230 Frankfurt METHOD FOR PRODUCING 4,4'-BIS-BENZ-OX (-THI, -IMID) -AZOL-2-YL STILBENES
US4794071A (en) * 1987-03-23 1988-12-27 Eastman Kodak Company Optically brightened photographic silver halide element with a polyolefin paper coated support
US4859539A (en) * 1987-03-23 1989-08-22 Eastman Kodak Company Optically brightened polyolefin coated paper support
US4921964A (en) * 1989-03-01 1990-05-01 Eastman Kodak Company Process for the preparation of stilbene derivatives
CN104017387B (en) * 2014-06-12 2016-02-24 上海东升新材料有限公司 White dyes and synthetic method thereof

Also Published As

Publication number Publication date
CH467895A (en) 1969-03-14
CH477501A (en) 1969-08-31
GB1026368A (en) 1966-04-20
BE648674A (en) 1964-12-01
CH735164A4 (en) 1968-10-15

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