ES8501000A1 - Procedimiento para la curticion de pieles - Google Patents

Procedimiento para la curticion de pieles

Info

Publication number
ES8501000A1
ES8501000A1 ES529988A ES529988A ES8501000A1 ES 8501000 A1 ES8501000 A1 ES 8501000A1 ES 529988 A ES529988 A ES 529988A ES 529988 A ES529988 A ES 529988A ES 8501000 A1 ES8501000 A1 ES 8501000A1
Authority
ES
Spain
Prior art keywords
tanning
hides
high basicity
chrome
agent
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
ES529988A
Other languages
English (en)
Other versions
ES529988A0 (es
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of ES529988A0 publication Critical patent/ES529988A0/es
Publication of ES8501000A1 publication Critical patent/ES8501000A1/es
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

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)

Abstract

PROCEDIMIENTO PARA LA CURTICION DE PIELES.CONSISTE EN QUE UNA PIEL EN TRIPA DESENCALADA Y PIQUELADA SE BOMBEA DURANTE 3-10 HORAS EN EL MISMO BAN/O O EN UN BAN/O FRESCO, CUYA CANTIDAD ASCIENDE A 30 A 100, REFERIDO AL PESO EN TRIPA, A UN PH DEL BAN/O DE 3-5 Y UNA TEMPERATURA DEL BAN/O SUPERIOR A LA TEMPERATURA AMBIENTE CON 0,5 A 2,5 EN PESO, REFERIDO AL PESO EN TRIPA Y CALCULANDO COMO OXIDO DE CROMO, DE UN CURTIENTE DE SULFATO DE CROMO ALTAMENTE BASICO QUE CONTIENE UN 57 A 63 EQUIVALENTE DE GRUPOS OH Y CUYOS GRUPOS OH ESTAN SUSTITUIDOS EN UN 10 EQUIVALENTE, COMO MAXIMO, POR UN RADICAL DE UN ACIDO ORGANICO.
ES529988A 1983-02-24 1984-02-23 Procedimiento para la curticion de pieles Expired ES8501000A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833306374 DE3306374A1 (de) 1983-02-24 1983-02-24 Verfahren zum gerben von haeuten mit einem hochbasischen chromgerbstoff

Publications (2)

Publication Number Publication Date
ES529988A0 ES529988A0 (es) 1984-11-01
ES8501000A1 true ES8501000A1 (es) 1984-11-01

Family

ID=6191660

Family Applications (1)

Application Number Title Priority Date Filing Date
ES529988A Expired ES8501000A1 (es) 1983-02-24 1984-02-23 Procedimiento para la curticion de pieles

Country Status (4)

Country Link
EP (1) EP0121697A1 (es)
JP (1) JPS59159900A (es)
DE (1) DE3306374A1 (es)
ES (1) ES8501000A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7063728B2 (en) * 2002-02-28 2006-06-20 Council Of Scientific & Industrial Research Process for making chrome tanned leathers
BRPI0203260B8 (pt) * 2002-08-09 2022-11-29 Rhodia Poliamida E Especialidades Ltda Processo de curtimento de pele.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1230170B (de) * 1960-10-28 1966-12-08 Bayer Ag Gerbverfahren
FR1466426A (fr) * 1965-12-03 1967-01-20 Kuhlmann Ets Tannage au chrome à un bain sans basification
BR7405412D0 (pt) * 1973-07-07 1975-03-25 Basf Ag Processo para obtencao de materias curtentes basicas ao cromo soluveis em agua a frio
DE2908967A1 (de) * 1979-03-07 1980-09-18 Bayer Ag Alterungsbestaendige chromgerbstoffe

Also Published As

Publication number Publication date
ES529988A0 (es) 1984-11-01
EP0121697A1 (de) 1984-10-17
DE3306374A1 (de) 1984-08-30
JPS59159900A (ja) 1984-09-10

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