PT3257955T - Processo de pré-curtimento ou recurtimento de couro utilizando carboximetilcelulose e seus sais - Google Patents

Processo de pré-curtimento ou recurtimento de couro utilizando carboximetilcelulose e seus sais

Info

Publication number
PT3257955T
PT3257955T PT161741053T PT16174105T PT3257955T PT 3257955 T PT3257955 T PT 3257955T PT 161741053 T PT161741053 T PT 161741053T PT 16174105 T PT16174105 T PT 16174105T PT 3257955 T PT3257955 T PT 3257955T
Authority
PT
Portugal
Prior art keywords
pretanning
carboxymethylcellulose
salts
retanning leather
retanning
Prior art date
Application number
PT161741053T
Other languages
English (en)
Original Assignee
Tfl Ledertechnik 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 Tfl Ledertechnik Gmbh filed Critical Tfl Ledertechnik Gmbh
Publication of PT3257955T publication Critical patent/PT3257955T/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
    • C14C9/00—Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes
    • C14C9/02—Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes using fatty or oily materials, e.g. fat liquoring
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/26—Cellulose ethers
    • C08L1/28—Alkyl ethers
    • C08L1/286—Alkyl ethers substituted with acid radicals, e.g. carboxymethyl cellulose [CMC]
    • 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
    • C14C3/10—Vegetable tanning
    • C14C3/12—Vegetable tanning using purified or modified vegetable tanning agents
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
    • D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
    • D06P1/46—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing natural macromolecular substances or derivatives thereof
    • D06P1/48—Derivatives of carbohydrates
    • D06P1/50—Derivatives of cellulose
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/02—Material containing basic nitrogen
    • D06P3/04—Material containing basic nitrogen containing amide groups
    • D06P3/32—Material containing basic nitrogen containing amide groups leather skins
    • D06P3/3206—Material containing basic nitrogen containing amide groups leather skins using acid dyes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/02—Material containing basic nitrogen
    • D06P3/04—Material containing basic nitrogen containing amide groups
    • D06P3/32—Material containing basic nitrogen containing amide groups leather skins
    • D06P3/3206—Material containing basic nitrogen containing amide groups leather skins using acid dyes
    • D06P3/3226—Material containing basic nitrogen containing amide groups leather skins using acid dyes dis-polyazo
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/02—Material containing basic nitrogen
    • D06P3/04—Material containing basic nitrogen containing amide groups
    • D06P3/32—Material containing basic nitrogen containing amide groups leather skins
    • D06P3/3206—Material containing basic nitrogen containing amide groups leather skins using acid dyes
    • D06P3/3226—Material containing basic nitrogen containing amide groups leather skins using acid dyes dis-polyazo
    • D06P3/3233—Material containing basic nitrogen containing amide groups leather skins using acid dyes dis-polyazo using dis-polyazo premetallised dyes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
    • D06P3/02—Material containing basic nitrogen
    • D06P3/04—Material containing basic nitrogen containing amide groups
    • D06P3/32—Material containing basic nitrogen containing amide groups leather skins
    • D06P3/3246—Material containing basic nitrogen containing amide groups leather skins using vat, sulfur or indigo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Molecular Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
PT161741053T 2016-06-13 2016-06-13 Processo de pré-curtimento ou recurtimento de couro utilizando carboximetilcelulose e seus sais PT3257955T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP16174105.3A EP3257955B1 (en) 2016-06-13 2016-06-13 Process for pretanning or retanning leather using carboxymethylcellulose and its salts

Publications (1)

Publication Number Publication Date
PT3257955T true PT3257955T (pt) 2022-11-28

Family

ID=56148138

Family Applications (1)

Application Number Title Priority Date Filing Date
PT161741053T PT3257955T (pt) 2016-06-13 2016-06-13 Processo de pré-curtimento ou recurtimento de couro utilizando carboximetilcelulose e seus sais

Country Status (6)

Country Link
EP (2) EP3257955B1 (pt)
CN (1) CN109642260B (pt)
ES (1) ES2930450T3 (pt)
MX (1) MX2018014609A (pt)
PT (1) PT3257955T (pt)
WO (1) WO2017215773A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109628655B (zh) * 2018-12-17 2021-04-20 兴业皮革科技股份有限公司 一种绵泡软型全粒面平面革生产工艺
CN109628659B (zh) * 2018-12-17 2021-04-23 兴业皮革科技股份有限公司 一种生态环保型植鞣黄牛鞋面革生产工艺
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
CN111321260B (zh) * 2020-03-31 2022-01-28 河南中牛实业有限公司 一种环保型无铬复鞣皮革的方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2205883A (en) 1938-06-16 1940-06-25 Du Pont Tanning
US2205882A (en) 1938-06-16 1940-06-25 Du Pont Tanning
US3744969A (en) 1970-06-09 1973-07-10 Rohm & Haas Break resistant leather
US4314802A (en) 1979-08-24 1982-02-09 Rohm And Haas Company Process for producing leather
US4439201A (en) 1981-03-06 1984-03-27 Ciba-Geigy Corporation Process for retanning leather with acrylic-based oligomers
DE3201226A1 (de) 1982-01-16 1983-07-28 Basf Ag, 6700 Ludwigshafen Verfahren zum nachgerben
JPS62177287A (ja) * 1986-01-24 1987-08-04 ダイセル化学工業株式会社 染色用マイグレ−シヨン防止剤
US5820633A (en) 1996-09-20 1998-10-13 Lesko; Patricia Marie Method of treating leather with improved retaining agents
DE102007051378A1 (de) 2007-03-23 2008-09-25 Council Of Scientific & Industrial Research Verfahren zur Herstellung von synthetischen Gerbstoffen für verbesserte Ledereigenschaften
CN102199675B (zh) * 2011-04-12 2012-06-20 王学川 鲟鱼皮的清洁制革生产工艺
WO2014002885A1 (ja) * 2012-06-26 2014-01-03 東レ株式会社 カーボンナノチューブ含有組成物の分散液および導電性成形体
US9464227B2 (en) * 2014-03-24 2016-10-11 Lamberti Spa Moisturizing agents
CN104032047A (zh) * 2014-07-06 2014-09-10 杨帆 一种用于鞣制皮革的铬-铝鞣剂
CN104846129A (zh) * 2015-05-28 2015-08-19 青岛百千川海洋生态科技有限公司 一种绿色环保型皮革糅剂

Also Published As

Publication number Publication date
WO2017215773A9 (en) 2018-08-23
EP3257955B1 (en) 2022-09-07
CN109642260B (zh) 2022-05-17
EP3257955A1 (en) 2017-12-20
WO2017215773A1 (en) 2017-12-21
EP3469105A1 (en) 2019-04-17
BR112018072409A2 (pt) 2019-02-19
MX2018014609A (es) 2019-03-01
CN109642260A (zh) 2019-04-16
ES2930450T3 (es) 2022-12-13

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