ES2097695A1 - Proceso de re-curtido - Google Patents
Proceso de re-curtidoInfo
- Publication number
- ES2097695A1 ES2097695A1 ES09400295A ES9400295A ES2097695A1 ES 2097695 A1 ES2097695 A1 ES 2097695A1 ES 09400295 A ES09400295 A ES 09400295A ES 9400295 A ES9400295 A ES 9400295A ES 2097695 A1 ES2097695 A1 ES 2097695A1
- Authority
- ES
- Spain
- Prior art keywords
- tanning
- mineral
- pelt
- tanned
- tanning process
- 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.)
- Granted
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)
Abstract
PROCESO DE RECURTIDO DE CUEROS O PIELES CURTIDOS, EN DONDE LOS CUEROS O PIELES CURTIDOS SE RECURTEN CON (A) UN ACIDO CARBOXILICO POLIMERO QUE CONTIENE UNIDADES O-HIDROXI-ACRILICAS COMO UNIDADES CONSTITUYENTES DEL POLIMERO, OPCIONALMENTE EN FORMA DE SAL, CON LA PREVISION QUE PARA ESTE RECURTIDO (A) NO SE EMPLEA NI INMEDIATAMENTE DESPUES DE UN CURTIDO MINERAL, NI INMEDIATAMENTE ANTES DE UN RECURTIDO MINERAL, NI DESPUES DE UN RECURTIDO MINERAL, NI TAMPOCO EN CONEXION DIRECTA CON UN POST-TRATAMIENTO MINERAL.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4305019 | 1993-02-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2097695A1 true ES2097695A1 (es) | 1997-04-01 |
ES2097695B1 ES2097695B1 (es) | 1997-09-01 |
Family
ID=6480802
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES09400295A Expired - Fee Related ES2097695B1 (es) | 1993-02-18 | 1994-02-16 | Proceso de re-curtido |
Country Status (8)
Country | Link |
---|---|
US (1) | US5464451A (es) |
BR (1) | BR9400601A (es) |
DE (1) | DE4404904A1 (es) |
ES (1) | ES2097695B1 (es) |
FR (1) | FR2701716B1 (es) |
GB (1) | GB2275481B (es) |
IT (1) | IT1271862B (es) |
MX (1) | MX9401208A (es) |
Families Citing this family (5)
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 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0061420A1 (de) * | 1981-03-06 | 1982-09-29 | Ciba-Geigy Ag | Verfahren zum Nachgerben von Leder mit Oligomeren auf Acrylbasis |
EP0498634A2 (en) * | 1991-02-05 | 1992-08-12 | Rohm And Haas Company | The use of a polymeric retan fat liquor for low fogging upholstery leather |
ES2049177A1 (es) * | 1991-08-22 | 1994-04-01 | Sandoz Ag | Procedimiento para la produccion de cueros o pieles curtidos, recurtidos o post-tratados mineralmente. |
Family Cites Families (3)
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 |
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 |
-
1994
- 1994-02-14 GB GB9402766A patent/GB2275481B/en not_active Expired - Fee Related
- 1994-02-16 ES ES09400295A patent/ES2097695B1/es not_active Expired - Fee Related
- 1994-02-16 DE DE4404904A patent/DE4404904A1/de not_active Withdrawn
- 1994-02-16 IT ITRM940071A patent/IT1271862B/it active IP Right Grant
- 1994-02-16 MX MX9401208A patent/MX9401208A/es unknown
- 1994-02-16 FR FR9401773A patent/FR2701716B1/fr not_active Expired - Fee Related
- 1994-02-17 BR BR9400601A patent/BR9400601A/pt not_active IP Right Cessation
- 1994-02-17 US US08/197,901 patent/US5464451A/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0061420A1 (de) * | 1981-03-06 | 1982-09-29 | Ciba-Geigy Ag | Verfahren zum Nachgerben von Leder mit Oligomeren auf Acrylbasis |
EP0498634A2 (en) * | 1991-02-05 | 1992-08-12 | Rohm And Haas Company | The use of a polymeric retan fat liquor for low fogging upholstery leather |
ES2049177A1 (es) * | 1991-08-22 | 1994-04-01 | Sandoz Ag | Procedimiento para la produccion de cueros o pieles curtidos, recurtidos o post-tratados mineralmente. |
Also Published As
Publication number | Publication date |
---|---|
ITRM940071A1 (it) | 1995-08-16 |
GB2275481A (en) | 1994-08-31 |
BR9400601A (pt) | 1994-08-23 |
ES2097695B1 (es) | 1997-09-01 |
FR2701716A1 (fr) | 1994-08-26 |
IT1271862B (it) | 1997-06-09 |
MX9401208A (es) | 1994-08-31 |
US5464451A (en) | 1995-11-07 |
GB2275481B (en) | 1996-06-12 |
ITRM940071A0 (it) | 1994-02-16 |
FR2701716B1 (fr) | 1995-10-13 |
DE4404904A1 (de) | 1994-10-06 |
GB9402766D0 (en) | 1994-04-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EC2A | Search report published |
Date of ref document: 19970401 Kind code of ref document: A1 Effective date: 19970401 |
|
PC2A | Transfer of patent | ||
FD2A | Announcement of lapse in spain |
Effective date: 20180806 |