DE3071238D1 - Pickling and tanning process and pickling composition - Google Patents

Pickling and tanning process and pickling composition

Info

Publication number
DE3071238D1
DE3071238D1 DE8282104070T DE3071238T DE3071238D1 DE 3071238 D1 DE3071238 D1 DE 3071238D1 DE 8282104070 T DE8282104070 T DE 8282104070T DE 3071238 T DE3071238 T DE 3071238T DE 3071238 D1 DE3071238 D1 DE 3071238D1
Authority
DE
Germany
Prior art keywords
pickling
composition
tanning process
tanning
pickling composition
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
DE8282104070T
Other languages
German (de)
Inventor
Saburo Hyashi
Syohiti Okada
Kazuyoshi Okamoto
Mochifumi Mizutani
Teizo Isono
Toshio Osada
Tohru Okabe
Mitsuji Adachi
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.)
Sumitomo Seika Chemicals Co Ltd
Original Assignee
Seitetsu Kagaku Co Ltd
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
Priority claimed from JP5848879A external-priority patent/JPS55149400A/en
Priority claimed from JP55051323A external-priority patent/JPS6019960B2/en
Application filed by Seitetsu Kagaku Co Ltd filed Critical Seitetsu Kagaku Co Ltd
Priority claimed from EP80301529A external-priority patent/EP0019435B1/en
Application granted granted Critical
Publication of DE3071238D1 publication Critical patent/DE3071238D1/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
    • C14C3/04—Mineral tanning
    • C14C3/06—Mineral tanning using chromium compounds
    • 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
    • C14C1/00—Chemical treatment prior to tanning
    • C14C1/08—Deliming; Bating; Pickling; Degreasing

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)
DE8282104070T 1979-05-11 1980-05-09 Pickling and tanning process and pickling composition Expired DE3071238D1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP5848879A JPS55149400A (en) 1979-05-11 1979-05-11 Softening method and composition
JP55051323A JPS6019960B2 (en) 1980-04-17 1980-04-17 Tanning method and tanning composition
EP80301529A EP0019435B1 (en) 1979-05-11 1980-05-09 A tanning process and tanning compositions

Publications (1)

Publication Number Publication Date
DE3071238D1 true DE3071238D1 (en) 1985-12-19

Family

ID=27224805

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282104070T Expired DE3071238D1 (en) 1979-05-11 1980-05-09 Pickling and tanning process and pickling composition

Country Status (2)

Country Link
EP (1) EP0064761B1 (en)
DE (1) DE3071238D1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE879453C (en) * 1942-08-08 1953-06-11 Basf Ag Process for the chrome tanning of animal skins
WO1979000712A1 (en) * 1978-02-23 1979-10-04 Seitetsu Kagaku Co Ltd Method of tanning rawhide

Also Published As

Publication number Publication date
EP0064761B1 (en) 1985-11-13
EP0064761A1 (en) 1982-11-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee