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FR642501A - Process for producing brown dyes on esters and ethers of cellulose - Google Patents

Process for producing brown dyes on esters and ethers of cellulose

Info

Publication number
FR642501A
FR642501A FR642501DA FR642501A FR 642501 A FR642501 A FR 642501A FR 642501D A FR642501D A FR 642501DA FR 642501 A FR642501 A FR 642501A
Authority
FR
France
Prior art keywords
ethers
esters
cellulose
producing brown
brown dyes
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR642501A publication Critical patent/FR642501A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C09B51/00—Nitro or nitroso dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR642501D 1926-10-18 1927-10-17 Process for producing brown dyes on esters and ethers of cellulose Expired FR642501A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE642501X 1926-10-18

Publications (1)

Publication Number Publication Date
FR642501A true FR642501A (en) 1928-08-30

Family

ID=6580260

Family Applications (1)

Application Number Title Priority Date Filing Date
FR642501D Expired FR642501A (en) 1926-10-18 1927-10-17 Process for producing brown dyes on esters and ethers of cellulose

Country Status (1)

Country Link
FR (1) FR642501A (en)

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