FR878451A - Process for the treatment of lignino-sulfonic acids - Google Patents

Process for the treatment of lignino-sulfonic acids

Info

Publication number
FR878451A
FR878451A FR878451DA FR878451A FR 878451 A FR878451 A FR 878451A FR 878451D A FR878451D A FR 878451DA FR 878451 A FR878451 A FR 878451A
Authority
FR
France
Prior art keywords
lignino
treatment
sulfonic acids
sulfonic
acids
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 FR878451A publication Critical patent/FR878451A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compounds Of Unknown Constitution (AREA)
FR878451D 1941-01-20 1942-01-14 Process for the treatment of lignino-sulfonic acids Expired FR878451A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE878451X 1941-01-20

Publications (1)

Publication Number Publication Date
FR878451A true FR878451A (en) 1943-01-21

Family

ID=6818534

Family Applications (1)

Application Number Title Priority Date Filing Date
FR878451D Expired FR878451A (en) 1941-01-20 1942-01-14 Process for the treatment of lignino-sulfonic acids

Country Status (2)

Country Link
BE (1) BE444173A (en)
FR (1) FR878451A (en)

Also Published As

Publication number Publication date
BE444173A (en)

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