FR515717A - Process for the production of artificial tanning materials - Google Patents

Process for the production of artificial tanning materials

Info

Publication number
FR515717A
FR515717A FR515717A FR515717DA FR515717A FR 515717 A FR515717 A FR 515717A FR 515717 A FR515717 A FR 515717A FR 515717D A FR515717D A FR 515717DA FR 515717 A FR515717 A FR 515717A
Authority
FR
France
Prior art keywords
production
artificial tanning
tanning materials
materials
artificial
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
FR515717A
Other languages
French (fr)
Inventor
Hermann Renner
Willy Moeller
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR515717A publication Critical patent/FR515717A/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)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
FR515717A 1919-07-31 1920-05-18 Process for the production of artificial tanning materials Expired FR515717A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE515717X 1919-07-31

Publications (1)

Publication Number Publication Date
FR515717A true FR515717A (en) 1921-04-06

Family

ID=6549063

Family Applications (1)

Application Number Title Priority Date Filing Date
FR515717A Expired FR515717A (en) 1919-07-31 1920-05-18 Process for the production of artificial tanning materials

Country Status (2)

Country Link
FR (1) FR515717A (en)
GB (1) GB148750A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2540641A (en) * 1946-07-09 1951-02-06 Allied Chem & Dye Corp Process of producing indene modified phenol formaldehyde resins

Also Published As

Publication number Publication date
GB148750A (en) 1921-12-28

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