BE498447A - - Google Patents

Info

Publication number
BE498447A
BE498447A BE498447DA BE498447A BE 498447 A BE498447 A BE 498447A BE 498447D A BE498447D A BE 498447DA BE 498447 A BE498447 A BE 498447A
Authority
BE
Belgium
Application number
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.)
Publication of BE498447A publication Critical patent/BE498447A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
    • C07D311/08—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring
    • C07D311/16—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring substituted in position 7
    • 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
    • D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
    • D06L1/02—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using organic solvents
    • D06L1/04—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using organic solvents combined with specific additives
    • 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
    • D06L4/614—Optical bleaching or brightening in aqueous solvents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Coloring (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Detergent Compositions (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
BE498447D 1949-10-05 BE498447A (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH689708X 1949-10-05

Publications (1)

Publication Number Publication Date
BE498447A true BE498447A (cs)

Family

ID=4529135

Family Applications (1)

Application Number Title Priority Date Filing Date
BE498447D BE498447A (cs) 1949-10-05

Country Status (6)

Country Link
US (1) US2776909A (cs)
BE (1) BE498447A (cs)
CH (1) CH277956A (cs)
DE (1) DE904646C (cs)
FR (1) FR1025467A (cs)
GB (1) GB689708A (cs)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2878138A (en) * 1955-09-28 1959-03-17 Bayer Ag Method of brightening material
US2998326A (en) * 1956-04-04 1961-08-29 Nat Starch Products Inc Cleaning and sizing of fabrics
DE1275983B (de) * 1956-08-30 1968-08-29 Basf Ag Optische Aufheller
DE1205941B (de) * 1959-01-16 1965-12-02 Bayer Ag Optische Aufhellungsmittel
US4028550A (en) * 1975-12-22 1977-06-07 E. I. Du Pont De Nemours And Company X-ray screens
CH648789A5 (de) * 1980-10-03 1985-04-15 Schweizerische Seidengaze Verfahren zur verkuerzung der belichtungszeit bei der photochemischen musteruebertragung auf lichtempfindliche schichten.
DE3366382D1 (en) * 1982-04-02 1986-10-30 Hollygrange Ltd Dry cleaning process
AU2002220695A1 (en) * 2000-12-20 2002-07-01 Kevelam, Jan Fabric cleaning system
AU2002223674A1 (en) * 2000-12-20 2002-07-01 Unilever Plc Fabric cleaning system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2180508A (en) * 1934-06-20 1939-11-21 Fraine De Method and material for marking laundered articles
US2341009A (en) * 1936-03-19 1944-02-08 Richards Chemical Works Method of improving brightness of fibrous materials
US2247259A (en) * 1939-03-28 1941-06-24 Foster D Snell Inc Method and composition for marking articles
US2333329A (en) * 1941-04-07 1943-11-02 Nat Marking Mach Co Ink and method of marking dry cleaned articles therewith
IT439855A (cs) * 1946-06-14

Also Published As

Publication number Publication date
FR1025467A (fr) 1953-04-15
CH277956A (de) 1951-09-30
DE904646C (de) 1954-02-22
US2776909A (en) 1957-01-08
GB689708A (en) 1953-04-01

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