BR9400601A - Processo para a re-curtição de couros ou peles curtidos e couros ou peles assim tratados - Google Patents

Processo para a re-curtição de couros ou peles curtidos e couros ou peles assim tratados

Info

Publication number
BR9400601A
BR9400601A BR9400601A BR9400601A BR9400601A BR 9400601 A BR9400601 A BR 9400601A BR 9400601 A BR9400601 A BR 9400601A BR 9400601 A BR9400601 A BR 9400601A BR 9400601 A BR9400601 A BR 9400601A
Authority
BR
Brazil
Prior art keywords
skins
hides
tanning
treated
tanned
Prior art date
Application number
BR9400601A
Other languages
English (en)
Inventor
Jacques P Denny
Sorolla Josep Rocas
Original Assignee
Sandoz Ag
Muenzing Chemie 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 Sandoz Ag, Muenzing Chemie Gmbh filed Critical Sandoz Ag
Publication of BR9400601A publication Critical patent/BR9400601A/pt

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
    • C14C3/22—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)
  • Medicinal Preparation (AREA)
BR9400601A 1993-02-18 1994-02-17 Processo para a re-curtição de couros ou peles curtidos e couros ou peles assim tratados BR9400601A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4305019 1993-02-18

Publications (1)

Publication Number Publication Date
BR9400601A true BR9400601A (pt) 1994-08-23

Family

ID=6480802

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9400601A BR9400601A (pt) 1993-02-18 1994-02-17 Processo para a re-curtição de couros ou peles curtidos e couros ou peles assim tratados

Country Status (8)

Country Link
US (1) US5464451A (pt)
BR (1) BR9400601A (pt)
DE (1) DE4404904A1 (pt)
ES (1) ES2097695B1 (pt)
FR (1) FR2701716B1 (pt)
GB (1) GB2275481B (pt)
IT (1) IT1271862B (pt)
MX (1) MX9401208A (pt)

Families Citing this family (5)

* 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
WO2005071118A1 (en) * 2003-12-25 2005-08-04 Council Of Scientific And Industrial Research A process for making leather
GB0619124D0 (en) * 2006-09-28 2006-11-08 Yarwood Leather Ltd Leather sheet material and process for preparing the same
CN102304592B (zh) * 2011-08-02 2013-07-24 峰安皮业股份有限公司 一种反毛皮革的制作工艺
CN111320332B (zh) * 2020-03-31 2022-02-18 河南中牛实业有限公司 一种皮革污水减排处理方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3005699A1 (de) * 1980-02-15 1981-08-20 Benckiser-Knapsack Gmbh, 6802 Ladenburg Verfahren zum neutralisieren mineralgegerbter leder
EP0061420B2 (de) * 1981-03-06 1992-01-29 Ciba-Geigy Ag Verfahren zum Nachgerben von Leder mit Oligomeren auf Acrylbasis
DE3201226A1 (de) * 1982-01-16 1983-07-28 Basf Ag, 6700 Ludwigshafen Verfahren zum nachgerben
DE3406912C1 (de) * 1984-02-25 1985-09-05 Benckiser-Knapsack Gmbh, 6802 Ladenburg Verfahren zum Nachgerben von mineralgegerbtem Leder
US5348807A (en) * 1991-02-05 1994-09-20 Rohm And Haas Company Polymeric retan fatliquor for low fogging upholstery leather
MX9204788A (es) * 1991-08-22 1993-04-01 Sandoz Ag Proceso para la produccion de curtido o recurtido mineral de cuero o piel

Also Published As

Publication number Publication date
IT1271862B (it) 1997-06-09
MX9401208A (es) 1994-08-31
ITRM940071A1 (it) 1995-08-16
GB9402766D0 (en) 1994-04-06
FR2701716B1 (fr) 1995-10-13
DE4404904A1 (de) 1994-10-06
GB2275481B (en) 1996-06-12
FR2701716A1 (fr) 1994-08-26
ES2097695A1 (es) 1997-04-01
ITRM940071A0 (it) 1994-02-16
US5464451A (en) 1995-11-07
GB2275481A (en) 1994-08-31
ES2097695B1 (es) 1997-09-01

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Legal Events

Date Code Title Description
EE Request for examination
GB Transfer
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 12A , 13A , 14A , 15A E 16A ANUI DADES.

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2277 DE 26/08/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 12A, 13A, 14A, 15A E 16A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2607 DE 22-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.