ATE110792T1 - PROCESS FOR THE MANUFACTURE OF SALTS OF SULPHONATED PHOSPHORIC ESTERS AND THEIR USE AS LEATHER LETTERS. - Google Patents
PROCESS FOR THE MANUFACTURE OF SALTS OF SULPHONATED PHOSPHORIC ESTERS AND THEIR USE AS LEATHER LETTERS.Info
- Publication number
- ATE110792T1 ATE110792T1 AT91903401T AT91903401T ATE110792T1 AT E110792 T1 ATE110792 T1 AT E110792T1 AT 91903401 T AT91903401 T AT 91903401T AT 91903401 T AT91903401 T AT 91903401T AT E110792 T1 ATE110792 T1 AT E110792T1
- Authority
- AT
- Austria
- Prior art keywords
- leather
- salts
- alkenyl
- alkyl
- esters
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 125000003342 alkenyl group Chemical group 0.000 abstract 4
- 125000000217 alkyl group Chemical group 0.000 abstract 4
- 239000003795 chemical substances by application Substances 0.000 abstract 4
- 239000010985 leather Substances 0.000 abstract 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 2
- 150000001412 amines Chemical class 0.000 abstract 2
- 150000002148 esters Chemical class 0.000 abstract 2
- 150000003014 phosphoric acid esters Chemical class 0.000 abstract 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 abstract 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 abstract 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
- 150000001447 alkali salts Chemical class 0.000 abstract 1
- 235000011114 ammonium hydroxide Nutrition 0.000 abstract 1
- -1 ester salts Chemical class 0.000 abstract 1
- BDAGIHXWWSANSR-UHFFFAOYSA-N formic acid Substances OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
A dubbing agent for leather contains alkali, amine and/or NH4 salts of sulphonated phosphoric acid esters, obtd. by reacting phosphoric acid esters of formula I with sulphonating agents, followed by hydrolysis with alkali hydroxides, NH4OH and/or amines. R1 = 8-22C alkyl or alkenyl; R2, R3 = H or 8-22C alkyl or alkenyl; m, n, p = 2-4; x, y, z = 0-30. Pref. R1 = 12-18C alkyl or alkenyl; R2, R3 = H or 12-18C alkyl or alkenyl; m, n, p = 2; x, y, z = 0-10. Leather, tanned, post-tanned or dyed, is dubbed with the esters, the dubbing bath is brought to pH 3.5-4.1 with acid, and the ester salts are fixed on and in the leather by addn. of Cr and/or Al tanning agents. The salts, pref. alkali salts, of the esters are used, opt. with other dubbing agents, in amt. of 1-20 (2-14) wt.%, w.r.t. pared leather, and the bath is brought to pH 3.8-4.0 with formic, acetic and/or sulphuric acid.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4004293A DE4004293A1 (en) | 1990-02-13 | 1990-02-13 | Dubbing agent for leather |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE110792T1 true ATE110792T1 (en) | 1994-09-15 |
Family
ID=6399982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT91903401T ATE110792T1 (en) | 1990-02-13 | 1991-02-04 | PROCESS FOR THE MANUFACTURE OF SALTS OF SULPHONATED PHOSPHORIC ESTERS AND THEIR USE AS LEATHER LETTERS. |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0515426B1 (en) |
| JP (1) | JPH05504161A (en) |
| AT (1) | ATE110792T1 (en) |
| BR (1) | BR9106036A (en) |
| DE (2) | DE4004293A1 (en) |
| ES (1) | ES2060363T3 (en) |
| WO (1) | WO1991012344A2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4435399A1 (en) * | 1994-10-04 | 1996-04-11 | Henkel Kgaa | Leather and fur lubricants |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3504308A1 (en) * | 1984-02-22 | 1985-08-22 | Sandoz-Patent-GmbH, 7850 Lörrach | Process for the simultaneous fat-liquoring and water-repellent finishing of tanned leather |
| GB2198452B (en) * | 1986-12-04 | 1990-05-02 | Sandoz Ltd | Phosphoric acid partial ester compositions and method of fatting leather therewith |
| DE3812718A1 (en) * | 1988-04-16 | 1989-10-26 | Henkel Kgaa | SURFACE ACTIVE, SULFOPHOSPHORIC ACID (PARTIAL) ALKYLESTER |
-
1990
- 1990-02-13 DE DE4004293A patent/DE4004293A1/en not_active Withdrawn
-
1991
- 1991-02-04 DE DE59102749T patent/DE59102749D1/en not_active Expired - Fee Related
- 1991-02-04 AT AT91903401T patent/ATE110792T1/en active
- 1991-02-04 JP JP3503702A patent/JPH05504161A/en active Pending
- 1991-02-04 BR BR919106036A patent/BR9106036A/en not_active Application Discontinuation
- 1991-02-04 ES ES91903401T patent/ES2060363T3/en not_active Expired - Lifetime
- 1991-02-04 EP EP91903401A patent/EP0515426B1/en not_active Expired - Lifetime
- 1991-02-04 WO PCT/EP1991/000206 patent/WO1991012344A2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| EP0515426B1 (en) | 1994-08-31 |
| ES2060363T3 (en) | 1994-11-16 |
| BR9106036A (en) | 1993-02-02 |
| WO1991012344A2 (en) | 1991-08-22 |
| EP0515426A1 (en) | 1992-12-02 |
| JPH05504161A (en) | 1993-07-01 |
| DE59102749D1 (en) | 1994-10-06 |
| DE4004293A1 (en) | 1991-08-14 |
| WO1991012344A3 (en) | 1991-10-03 |
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