FR904211A - Procédé de fabrication de tannins synthétiques - Google Patents

Procédé de fabrication de tannins synthétiques

Info

Publication number
FR904211A
FR904211A FR904211DA FR904211A FR 904211 A FR904211 A FR 904211A FR 904211D A FR904211D A FR 904211DA FR 904211 A FR904211 A FR 904211A
Authority
FR
France
Prior art keywords
manufacturing process
synthetic tannins
tannins
synthetic
manufacturing
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
English (en)
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 FR904211A publication Critical patent/FR904211A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C3/00—Tanning; Compositions for tanning
    • C14C3/02—Chemical tanning
    • C14C3/08—Chemical tanning by organic agents
    • C14C3/18—Chemical tanning by organic agents using polycondensation products or precursors thereof
    • C14C3/20—Chemical tanning by organic agents using polycondensation products or precursors thereof sulfonated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR904211D 1943-01-29 1944-05-11 Procédé de fabrication de tannins synthétiques Expired FR904211A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE904211X 1943-01-29

Publications (1)

Publication Number Publication Date
FR904211A true FR904211A (fr) 1945-10-30

Family

ID=6861755

Family Applications (1)

Application Number Title Priority Date Filing Date
FR904211D Expired FR904211A (fr) 1943-01-29 1944-05-11 Procédé de fabrication de tannins synthétiques

Country Status (1)

Country Link
FR (1) FR904211A (fr)

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