FR49924E - Process for preparing tanning agents - Google Patents

Process for preparing tanning agents

Info

Publication number
FR49924E
FR49924E FR49924DA FR49924E FR 49924 E FR49924 E FR 49924E FR 49924D A FR49924D A FR 49924DA FR 49924 E FR49924 E FR 49924E
Authority
FR
France
Prior art keywords
tanning agents
preparing
preparing tanning
agents
tanning
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 FR49924E publication Critical patent/FR49924E/en
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)
FR49924D 1938-10-29 1938-10-29 Process for preparing tanning agents Expired FR49924E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR49924T 1938-10-29

Publications (1)

Publication Number Publication Date
FR49924E true FR49924E (en) 1939-09-22

Family

ID=8685006

Family Applications (1)

Application Number Title Priority Date Filing Date
FR49924D Expired FR49924E (en) 1938-10-29 1938-10-29 Process for preparing tanning agents

Country Status (1)

Country Link
FR (1) FR49924E (en)

Similar Documents

Publication Publication Date Title
FR845793A (en) Process for preparing thioeter-carboxylic acids
FR856685A (en) Process for preparing butane-polycarboxylic acids
FR850334A (en) Process for preparing isophorone
FR885547A (en) Process for preparing oxy-urethanes
FR49924E (en) Process for preparing tanning agents
FR836937A (en) Process for preparing hydrocarbons
FR854351A (en) Process for preparing resins
FR844228A (en) Process for preparing amines
FR844229A (en) Process for preparing amines
FR865665A (en) Process for finishing textiles
FR844230A (en) Process for preparing n-methyl-beta-phenyl-ethyl-amines
FR857915A (en) Process for preparing substituted alpha-pyrrolidones
FR842610A (en) Process for preparing tanning agents
FR848023A (en) Process for preparing fertilizers
FR858943A (en) Process for preparing molybdo-carbonyl
FR858798A (en) Process for preparing branched diolefins
FR881300A (en) Process for preparing urethanes
FR855602A (en) Process for preparing saturated dimers
FR864674A (en) Process for preparing diolefins
FR880400A (en) Process for preparing alpha-pyrrolidones
FR879117A (en) Process for preparing detergents
FR843558A (en) Process for preparing substituted amides
FR858329A (en) Process for preparing alkyl sulfates
FR50268E (en) Process for preparing tanning substances
FR878635A (en) Process for preparing butadiene