ES8600775A1 - Procedimiento para curtir posteriormente cuero curtido con marterial mineral - Google Patents

Procedimiento para curtir posteriormente cuero curtido con marterial mineral

Info

Publication number
ES8600775A1
ES8600775A1 ES538491A ES538491A ES8600775A1 ES 8600775 A1 ES8600775 A1 ES 8600775A1 ES 538491 A ES538491 A ES 538491A ES 538491 A ES538491 A ES 538491A ES 8600775 A1 ES8600775 A1 ES 8600775A1
Authority
ES
Spain
Prior art keywords
retanning
tanned leather
mineral
agents
retanning mineral
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
ES538491A
Other languages
English (en)
Other versions
ES538491A0 (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.)
BK Giulini Chemie GmbH
Original Assignee
Benckiser Knapsack GmbH
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 Benckiser Knapsack GmbH filed Critical Benckiser Knapsack GmbH
Publication of ES538491A0 publication Critical patent/ES538491A0/es
Publication of ES8600775A1 publication Critical patent/ES8600775A1/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
    • C14C3/28—Multi-step processes
    • 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
    • C14C3/22—Chemical tanning by organic agents using polymerisation products

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

METODO DE CURTICION DE CUERO PREVIAMENTE CURTIDO CON MATERIAL MINERAL, QUE TIENE APLICACION PARA CUEROS CURTIDOS AL CROMO.CONSISTE EN TRATAMIENTO DE CUERO CON UNA DISOLUCION ACUOSA DE UN COMPUESTO COMPLEJO DE POLIMERO ORGANICO QUE CONTIENE GRUPOS CARBOXILO COMBINADOS CON CROMO, A UNA TEMPERATURA COMPRENDIDA ENTRE 40JC Y 100JC. LOS COMPUESTOS POLIMEROS SE HALLAN COMBINADOS CON SALES DE CROMO SOLUBLES EN AGUA Y CON SALES DE CROMO EVENTUALMENTE BASICAS, EN ESPECIAL SULFATOS DE CROMO BASICOS. LOS POLIMEROS ESTAN CONSTITUIDOS POR POLIMEROS Y COPOLIMEROS ACIDOS DEL ACIDO ACRILICO, METACRILICO Y MALEICO, Y DE SUS COMPUESTOS HIDROXILICOS, EVENTUALMENTE EN FORMA DE SALES TOTAL O PARCIALMENTE NEUTRALIZADAS.
ES538491A 1984-02-25 1984-12-11 Procedimiento para curtir posteriormente cuero curtido con marterial mineral Expired ES8600775A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3406912A DE3406912C1 (de) 1984-02-25 1984-02-25 Verfahren zum Nachgerben von mineralgegerbtem Leder

Publications (2)

Publication Number Publication Date
ES538491A0 ES538491A0 (es) 1985-11-01
ES8600775A1 true ES8600775A1 (es) 1985-11-01

Family

ID=6228841

Family Applications (1)

Application Number Title Priority Date Filing Date
ES538491A Expired ES8600775A1 (es) 1984-02-25 1984-12-11 Procedimiento para curtir posteriormente cuero curtido con marterial mineral

Country Status (8)

Country Link
US (1) US4750906A (es)
EP (1) EP0158077B1 (es)
JP (1) JPS60190499A (es)
BR (1) BR8500409A (es)
DE (2) DE3406912C1 (es)
ES (1) ES8600775A1 (es)
FI (1) FI79143C (es)
PT (1) PT79827B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX9204788A (es) * 1991-08-22 1993-04-01 Sandoz Ag Proceso para la produccion de curtido o recurtido mineral de cuero o piel
GB2275481B (en) * 1993-02-18 1996-06-12 Sandoz Ltd Re-tanning process
AU6545600A (en) * 1999-10-25 2001-04-26 Rohm And Haas Company Preparation of an aqueous composition for treating leather
US7226621B2 (en) * 2002-07-29 2007-06-05 Annes Participacoes Formulation and process for making formulation for preservation of animal and vegetable tissues

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1236289A (fr) * 1958-09-25 1960-07-15 Ciba Geigy Procédé de préparation de composés chromifères complexes de coordination
US3744969A (en) * 1970-06-09 1973-07-10 Rohm & Haas Break resistant leather
US3727689A (en) * 1972-02-09 1973-04-17 Phillips Petroleum Co Hydraulic fracturing
US4190687A (en) * 1972-05-09 1980-02-26 Sumitomo Chemical Company, Limited Method for treating leather
DE2755087A1 (de) * 1977-06-08 1978-12-21 Bayer Ag Verfahren zum gerben von leder
DE2942858B1 (de) * 1979-10-24 1981-03-19 Basf Ag, 6700 Ludwigshafen Verfahren zur Verminderung der Reibung bei Nassprozessen der Lederherstellung
DE3013912A1 (de) * 1980-04-11 1981-10-29 Röhm GmbH, 6100 Darmstadt Polymerprodukte zur behandlung von bloessen und leder

Also Published As

Publication number Publication date
ES538491A0 (es) 1985-11-01
FI79143C (fi) 1989-11-10
BR8500409A (pt) 1985-12-03
FI79143B (fi) 1989-07-31
FI850768A0 (fi) 1985-02-25
JPS60190499A (ja) 1985-09-27
EP0158077A1 (de) 1985-10-16
DE3406912C1 (de) 1985-09-05
PT79827A (en) 1985-02-01
DE3560728D1 (en) 1987-11-05
PT79827B (en) 1988-01-12
US4750906A (en) 1988-06-14
EP0158077B1 (de) 1987-09-30
FI850768L (fi) 1985-08-26

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20040713