FR2455084A1 - Procede enzymatique pour le traitement des peaux en vue de recuperer les poils, et, simultanement, de gonfler les peaux - Google Patents
Procede enzymatique pour le traitement des peaux en vue de recuperer les poils, et, simultanement, de gonfler les peauxInfo
- Publication number
- FR2455084A1 FR2455084A1 FR8005020A FR8005020A FR2455084A1 FR 2455084 A1 FR2455084 A1 FR 2455084A1 FR 8005020 A FR8005020 A FR 8005020A FR 8005020 A FR8005020 A FR 8005020A FR 2455084 A1 FR2455084 A1 FR 2455084A1
- Authority
- FR
- France
- Prior art keywords
- skin
- treatment
- view
- skins
- enzymatic 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
- 238000000034 method Methods 0.000 title abstract 2
- 230000002255 enzymatic effect Effects 0.000 title 1
- 102000035195 Peptidases Human genes 0.000 abstract 2
- 108091005804 Peptidases Proteins 0.000 abstract 2
- 239000004365 Protease Substances 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000003755 preservative agent Substances 0.000 abstract 1
- 230000002335 preservative effect Effects 0.000 abstract 1
- 238000002203 pretreatment Methods 0.000 abstract 1
- 229940024999 proteolytic enzymes for treatment of wounds and ulcers Drugs 0.000 abstract 1
- 230000001007 puffing effect Effects 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 230000008961 swelling Effects 0.000 abstract 1
- 238000009736 wetting Methods 0.000 abstract 1
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
- C14C1/00—Chemical treatment prior to tanning
- C14C1/06—Facilitating unhairing, e.g. by painting, by liming
- C14C1/065—Enzymatic unhairing
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)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
PROCEDE POUR TRAITER LES PEAUX EN VUE DE RECUPERER LES POILS ET, SIMULTANEMENT, DE GONFLER LES PEAUX, PAR UTILISATION D'ENZYMES PROTEOLYTIQUES. ON SOUMET D'ABORD LES PEAUX DEBARRASSEES DU SEL DE CONSERVATION A UN TRAITEMENT PREALABLE EN MILIEU ACIDE A L'AIDE DE SUBSTANCES SCINDANT LES PONTS DISULFURE ET ON PROCEDE ENSUITE, SANS REMOUILLAGE INTERMEDIAIRE, SIMULTANEMENT AU RELACHEMENT DES POILS ET AU GONFLEMENT DES PEAUX PAR UTILISATION DE PROTEASES ACTIVES EN MILIEU ALCALIN, A UN PH D'ENVIRON 11 A 13.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792917376 DE2917376A1 (de) | 1979-04-28 | 1979-04-28 | Enzymatisches verfahren zur haargewinnung und zum gleichzeitigen hautaufschluss |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2455084A1 true FR2455084A1 (fr) | 1980-11-21 |
FR2455084B1 FR2455084B1 (fr) | 1983-07-22 |
Family
ID=6069559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8005020A Granted FR2455084A1 (fr) | 1979-04-28 | 1980-03-06 | Procede enzymatique pour le traitement des peaux en vue de recuperer les poils, et, simultanement, de gonfler les peaux |
Country Status (10)
Country | Link |
---|---|
US (1) | US4294087A (fr) |
JP (1) | JPS55145800A (fr) |
AR (1) | AR219237A1 (fr) |
BR (1) | BR8001516A (fr) |
DE (1) | DE2917376A1 (fr) |
ES (1) | ES487960A1 (fr) |
FR (1) | FR2455084A1 (fr) |
GB (1) | GB2047738B (fr) |
IN (1) | IN154173B (fr) |
IT (1) | IT1128457B (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4540506A (en) * | 1983-04-15 | 1985-09-10 | Genex Corporation | Composition for cleaning drains clogged with deposits containing hair |
DE3429047A1 (de) * | 1984-08-07 | 1986-02-20 | Röhm GmbH, 6100 Darmstadt | Enzymatisches enthaarungsverfahren |
DE3440750A1 (de) * | 1984-11-08 | 1986-05-07 | Röhm GmbH, 6100 Darmstadt | Verfahren zum hautaufschluss von grossviehhaeuten und kalbfellen |
DE3802640A1 (de) * | 1988-01-29 | 1989-08-03 | Roehm Gmbh | Haarerhaltendes aescherverfahren |
US4959311A (en) * | 1988-03-31 | 1990-09-25 | North Carolina State University | Method of degrading keratinaceous material and bacteria useful therefore |
US4908220A (en) * | 1988-03-31 | 1990-03-13 | North Carolina State University | Feather-lysate, a hydrolyzed feather feed ingredient and animal feeds containing the same |
DE4212568A1 (de) * | 1992-04-15 | 1993-10-21 | Roehm Gmbh | Verfahren zum Entfleischen von Häuten und Fellen |
DE4220838A1 (de) * | 1992-06-25 | 1994-01-05 | Roehm Gmbh | Verfahren zum Äschern von Häuten und Fellen |
DE4332785A1 (de) * | 1993-09-27 | 1995-03-30 | Roehm Gmbh | Verbessertes enzymunterstütztes Äscherverfahren |
US5834299A (en) * | 1994-12-21 | 1998-11-10 | Novo Nordisk A/S | Method for dehairing of hides or skins by means of enzymes |
DE19933968A1 (de) | 1999-07-20 | 2001-01-25 | Trumpler Gmbh & Co Chem Fab | Hilfsmittel für den Hautaufschluß und die Haarlockerung von Tierhäuten |
AR039980A1 (es) * | 2002-05-22 | 2005-03-09 | Basf Ag | Procedimiento para eliminar sustancias corneas de pieles o pellejos |
US7250062B2 (en) | 2002-10-21 | 2007-07-31 | Basf Aktienegesellschaft | Method for removing horn substances from animal skin |
US6708531B1 (en) * | 2002-10-30 | 2004-03-23 | Council Of Scientific And Industrial Research | Ecofriendly bio-process for leather processing |
US6957554B2 (en) * | 2003-11-18 | 2005-10-25 | Council Of Scientific And Industrial Research | Dehairing and fiber opening process for complete elimination of lime and sodium sulfide |
US10982425B1 (en) | 2019-10-01 | 2021-04-20 | NeverClog LLC | Apparatus for capturing and destroying hair within a shower drain |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR839560A (fr) * | 1937-06-30 | 1939-04-06 | Kalle & Co Ag | Procédé pour l'épilage des cuirs et peaux |
FR1381171A (fr) * | 1963-02-05 | 1964-12-04 | Geigy Ag J R | Procédé d'ébourrage enzymatique de cuirs et peaux |
FR2259906A2 (fr) * | 1974-02-01 | 1975-08-29 | Roehm Gmbh |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2374836A (en) * | 1944-06-15 | 1945-05-01 | United Shoe Machinery Corp | Splitting operation |
US3269858A (en) * | 1962-09-05 | 1966-08-30 | Rohm & Haas | Process for treating leather |
US3471518A (en) * | 1967-07-10 | 1969-10-07 | Pennsalt Chemicals Corp | Fluoroalkyl dicarboxylic acids and derivatives |
DE2307603B2 (de) * | 1973-02-16 | 1977-11-17 | Röhm GmbH, 6100 Darmstadt | Verfahren zur herstellung gerbfertiger bloessen durch einwirkung proteolytischer enzyme auf tierische haeute und felle |
-
1979
- 1979-04-28 DE DE19792917376 patent/DE2917376A1/de active Granted
-
1980
- 1980-01-21 IT IT67081/80A patent/IT1128457B/it active
- 1980-01-23 ES ES487960A patent/ES487960A1/es not_active Expired
- 1980-03-06 FR FR8005020A patent/FR2455084A1/fr active Granted
- 1980-03-14 BR BR8001516A patent/BR8001516A/pt unknown
- 1980-04-02 US US06/136,678 patent/US4294087A/en not_active Expired - Lifetime
- 1980-04-23 AR AR280778A patent/AR219237A1/es active
- 1980-04-25 GB GB8013760A patent/GB2047738B/en not_active Expired
- 1980-04-28 IN IN311/DEL/80A patent/IN154173B/en unknown
- 1980-04-28 JP JP5556880A patent/JPS55145800A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR839560A (fr) * | 1937-06-30 | 1939-04-06 | Kalle & Co Ag | Procédé pour l'épilage des cuirs et peaux |
FR1381171A (fr) * | 1963-02-05 | 1964-12-04 | Geigy Ag J R | Procédé d'ébourrage enzymatique de cuirs et peaux |
FR2259906A2 (fr) * | 1974-02-01 | 1975-08-29 | Roehm Gmbh |
Also Published As
Publication number | Publication date |
---|---|
DE2917376C2 (fr) | 1987-03-26 |
ES487960A1 (es) | 1980-07-01 |
JPS55145800A (en) | 1980-11-13 |
US4294087A (en) | 1981-10-13 |
IT8067081A0 (it) | 1980-01-21 |
GB2047738A (en) | 1980-12-03 |
GB2047738B (en) | 1983-04-20 |
JPS6241560B2 (fr) | 1987-09-03 |
IN154173B (fr) | 1984-09-29 |
IT1128457B (it) | 1986-05-28 |
FR2455084B1 (fr) | 1983-07-22 |
DE2917376A1 (de) | 1980-11-13 |
AR219237A1 (es) | 1980-07-31 |
BR8001516A (pt) | 1980-11-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |