PT3597778T - Agentes de curtimento isentos de crómio e processo de curtimento - Google Patents

Agentes de curtimento isentos de crómio e processo de curtimento

Info

Publication number
PT3597778T
PT3597778T PT191864891T PT19186489T PT3597778T PT 3597778 T PT3597778 T PT 3597778T PT 191864891 T PT191864891 T PT 191864891T PT 19186489 T PT19186489 T PT 19186489T PT 3597778 T PT3597778 T PT 3597778T
Authority
PT
Portugal
Prior art keywords
tanning
chrome
free
agents
tanning agents
Prior art date
Application number
PT191864891T
Other languages
English (en)
Original Assignee
Re Al Color S R L
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 Re Al Color S R L filed Critical Re Al Color S R L
Publication of PT3597778T publication Critical patent/PT3597778T/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
    • C14C3/18—Chemical tanning by organic agents using polycondensation products or precursors thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/44—Polyester-amides
    • 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
PT191864891T 2018-07-18 2019-07-16 Agentes de curtimento isentos de crómio e processo de curtimento PT3597778T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT201800007303 2018-07-18

Publications (1)

Publication Number Publication Date
PT3597778T true PT3597778T (pt) 2021-04-30

Family

ID=63896510

Family Applications (1)

Application Number Title Priority Date Filing Date
PT191864891T PT3597778T (pt) 2018-07-18 2019-07-16 Agentes de curtimento isentos de crómio e processo de curtimento

Country Status (5)

Country Link
EP (1) EP3597778B1 (pt)
ES (1) ES2874351T3 (pt)
PL (1) PL3597778T3 (pt)
PT (1) PT3597778T (pt)
SI (1) SI3597778T1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110642742A (zh) * 2019-09-18 2020-01-03 甘肃青宇新材料有限公司 一种β-羟烷基酰胺固化剂的制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE566206A (pt) 1957-03-29 1958-09-29
US3240715A (en) 1960-12-08 1966-03-15 Swift & Co Alkylolamide surface active compositions soluble in aqueous solutions of electrolytes
US3408221A (en) 1964-11-23 1968-10-29 United Shoe Machinery Corp Finished leather and methods of making the same
DE2626430C2 (de) 1976-06-12 1982-06-03 Bayer Ag, 5090 Leverkusen Verfahren zum Gerben von Leder und Gerbmischung
DE59303477D1 (de) 1992-06-09 1996-09-26 Ciba Geigy Ag Verfahren zum Nachbehandeln von gegerbtem Leder und Pelzen
US6254644B1 (en) 1997-02-26 2001-07-03 Bayer Aktiengesellschaft Biologically degradable leather
DE102004039102A1 (de) 2004-08-11 2006-02-23 Basf Ag Verfahren zur Herstellung von hochverzweigten Polyesteramiden
CN101928225A (zh) * 2009-12-17 2010-12-29 太仓市运通化工厂 一种n,n,n’,n’-四(2-羟乙基)己二酰胺的制备方法

Also Published As

Publication number Publication date
ES2874351T3 (es) 2021-11-04
EP3597778A1 (en) 2020-01-22
EP3597778B1 (en) 2021-01-27
SI3597778T1 (sl) 2021-08-31
PL3597778T3 (pl) 2021-10-25

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