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FR1066731A - Lightening agents for textile fibers - Google Patents

Lightening agents for textile fibers

Info

Publication number
FR1066731A
FR1066731A FR1066731DA FR1066731A FR 1066731 A FR1066731 A FR 1066731A FR 1066731D A FR1066731D A FR 1066731DA FR 1066731 A FR1066731 A FR 1066731A
Authority
FR
France
Prior art keywords
textile fibers
lightening agents
lightening
agents
textile
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
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.)
Sandoz AG
Original Assignee
Sandoz 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 Sandoz AG filed Critical Sandoz AG
Application granted granted Critical
Publication of FR1066731A publication Critical patent/FR1066731A/en
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1066731D 1951-11-22 1952-11-20 Lightening agents for textile fibers Expired FR1066731A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1066731X 1951-11-22

Publications (1)

Publication Number Publication Date
FR1066731A true FR1066731A (en) 1954-06-09

Family

ID=4555699

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1066731D Expired FR1066731A (en) 1951-11-22 1952-11-20 Lightening agents for textile fibers

Country Status (1)

Country Link
FR (1) FR1066731A (en)

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