BR9302293A - Processo para curtir couro e pele e compostos para curtimento - Google Patents

Processo para curtir couro e pele e compostos para curtimento

Info

Publication number: BR9302293A
Authority: BR; Brazil
Prior art keywords: leather; skin; materials; leather leather
Prior art date: 1992-06-13

Application number

BR9302293A

Other languages

English (en)

Inventor

Norbert Greif

Knut Oppenlaender

Hermann Birkhofer

Brigitte Wegner

Johannes Peter Dix

Original Assignee

Basf Ag

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.)

1992-06-13

Filing date

1993-06-11

Publication date

1994-01-11

1993-06-11 Application filed by Basf Ag filed Critical Basf Ag

1994-01-11 Publication of BR9302293A publication Critical patent/BR9302293A/pt

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
- 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
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
- C07D309/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
- C07D309/08—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D309/10—Oxygen atoms

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Treatment And Processing Of Natural Fur Or Leather (AREA)
Pyrane Compounds (AREA)

BR9302293A 1992-06-13 1993-06-11 Processo para curtir couro e pele e compostos para curtimento BR9302293A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE4219419A DE4219419A1 (de)	1992-06-13	1992-06-13	Verfahren zum Gerben von Leder und Pelzen

Publications (1)

Publication Number	Publication Date
BR9302293A true BR9302293A (pt)	1994-01-11

Family

ID=6460964

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9302293A BR9302293A (pt)	1992-06-13	1993-06-11	Processo para curtir couro e pele e compostos para curtimento

Country Status (10)

Country	Link
US (1)	US5360454A (pt)
EP (1)	EP0574800B1 (pt)
JP (1)	JPH0665599A (pt)
KR (1)	KR940005807A (pt)
AU (1)	AU4017993A (pt)
BR (1)	BR9302293A (pt)
CA (1)	CA2098128A1 (pt)
DE (2)	DE4219419A1 (pt)
ES (1)	ES2090777T3 (pt)
MX (1)	MX9303342A (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR20050097521A (ko) *	2003-01-28	2005-10-07	바스프 악티엔게젤샤프트	무두제 및 방부제
EP3529382B1 (en)	2016-10-18	2020-06-10	Stahl International B.V.	Processes for making leather

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2619491A (en) *	1948-07-08	1952-11-25	Shell Dev	Tetrahydropyranyl ethers
DE1769059A1 (de) *	1968-03-28	1971-08-19	Basf Ag	Verfahren zur Herstellung von Leder
FI212374A (pt) *	1973-07-21	1975-01-22	Basf Ag

1992
- 1992-06-13 DE DE4219419A patent/DE4219419A1/de not_active Withdrawn
1993
- 1993-05-25 US US08/066,233 patent/US5360454A/en not_active Expired - Fee Related
- 1993-06-03 MX MX9303342A patent/MX9303342A/es unknown
- 1993-06-08 DE DE59303478T patent/DE59303478D1/de not_active Expired - Lifetime
- 1993-06-08 EP EP93109174A patent/EP0574800B1/de not_active Expired - Lifetime
- 1993-06-08 ES ES93109174T patent/ES2090777T3/es not_active Expired - Lifetime
- 1993-06-10 JP JP5138608A patent/JPH0665599A/ja not_active Withdrawn
- 1993-06-10 CA CA002098128A patent/CA2098128A1/en not_active Abandoned
- 1993-06-11 KR KR1019930010605A patent/KR940005807A/ko not_active Application Discontinuation
- 1993-06-11 AU AU40179/93A patent/AU4017993A/en not_active Abandoned
- 1993-06-11 BR BR9302293A patent/BR9302293A/pt not_active Application Discontinuation

Also Published As

Publication number	Publication date
EP0574800B1 (de)	1996-08-21
US5360454A (en)	1994-11-01
DE4219419A1 (de)	1993-12-16
CA2098128A1 (en)	1993-12-14
JPH0665599A (ja)	1994-03-08
ES2090777T3 (es)	1996-10-16
KR940005807A (ko)	1994-03-22
AU4017993A (en)	1993-12-16
EP0574800A2 (de)	1993-12-22
MX9303342A (es)	1994-01-31
DE59303478D1 (de)	1996-09-26
EP0574800A3 (pt)	1994-04-20

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Legal Events

Date	Code	Title	Description
1999-08-24	FA7	Application deemed withdrawn (art. 18 par. 1 of law 5772/71) - being contrary to morals, good customs and public security, order and health