GB8919133D0 - Process for making synthetic tanning agent and for tanning leather - Google Patents

Process for making synthetic tanning agent and for tanning leather

Info

Publication number
GB8919133D0
GB8919133D0 GB898919133A GB8919133A GB8919133D0 GB 8919133 D0 GB8919133 D0 GB 8919133D0 GB 898919133 A GB898919133 A GB 898919133A GB 8919133 A GB8919133 A GB 8919133A GB 8919133 D0 GB8919133 D0 GB 8919133D0
Authority
GB
United Kingdom
Prior art keywords
tanning
leather
making synthetic
agent
tanning agent
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.)
Withdrawn
Application number
GB898919133A
Other versions
GB2235461A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOER ES CIPOIPARI KUTATO FEJLE
Original Assignee
BOER ES CIPOIPARI KUTATO FEJLE
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 BOER ES CIPOIPARI KUTATO FEJLE filed Critical BOER ES CIPOIPARI KUTATO FEJLE
Priority to GB8919133A priority Critical patent/GB2235461A/en
Priority to FR8911818A priority patent/FR2651794A1/en
Publication of GB8919133D0 publication Critical patent/GB8919133D0/en
Priority to DE3933478A priority patent/DE3933478A1/en
Publication of GB2235461A publication Critical patent/GB2235461A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
    • C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
    • C08G8/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
    • 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
    • C08G14/00—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00
    • C08G14/02—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes
    • C08G14/04—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes with phenols
    • C08G14/06—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes with phenols and monomers containing hydrogen attached to nitrogen
    • 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
    • C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
    • C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
    • C08G8/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
    • C08G8/10—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with phenol
    • 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
    • C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
    • C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
    • C08G8/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
    • C08G8/18—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with phenols substituted by carboxylic or sulfonic acid groups
    • 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
    • C08G8/00—Condensation polymers of aldehydes or ketones with phenols only
    • C08G8/04—Condensation polymers of aldehydes or ketones with phenols only of aldehydes
    • C08G8/08—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
    • C08G8/24—Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with mixtures of two or more phenols which are not covered by only one of the groups C08G8/10 - C08G8/20
    • 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
    • C14C3/20—Chemical tanning by organic agents using polycondensation products or precursors thereof sulfonated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
GB8919133A 1989-08-23 1989-08-23 Process for making synthetic tanning agent and for tanning leather Withdrawn GB2235461A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB8919133A GB2235461A (en) 1989-08-23 1989-08-23 Process for making synthetic tanning agent and for tanning leather
FR8911818A FR2651794A1 (en) 1989-08-23 1989-09-11 PROCESS FOR PREPARING SYNTHETIC TANNING AGENT AND TANNING THE LEATHER
DE3933478A DE3933478A1 (en) 1989-08-23 1989-10-06 Prepn. of chelate former - by reacting sulphonated phenol(s) opt. with un-sulphonated phenol(s), with formaldehyde in alkaline medium and use in tanning leather

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8919133A GB2235461A (en) 1989-08-23 1989-08-23 Process for making synthetic tanning agent and for tanning leather
DE3933478A DE3933478A1 (en) 1989-08-23 1989-10-06 Prepn. of chelate former - by reacting sulphonated phenol(s) opt. with un-sulphonated phenol(s), with formaldehyde in alkaline medium and use in tanning leather

Publications (2)

Publication Number Publication Date
GB8919133D0 true GB8919133D0 (en) 1989-10-04
GB2235461A GB2235461A (en) 1991-03-06

Family

ID=39428053

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8919133A Withdrawn GB2235461A (en) 1989-08-23 1989-08-23 Process for making synthetic tanning agent and for tanning leather

Country Status (3)

Country Link
DE (1) DE3933478A1 (en)
FR (1) FR2651794A1 (en)
GB (1) GB2235461A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4118007A1 (en) * 1991-06-01 1992-12-03 Basf Ag CONDENSATION PRODUCTS FROM SULFONATED PHENOLS, UREA, OTHER ORGANIC NITROGEN BASES AND FORMALDEHYDES AND THEIR USE AS TANTS AND AS SPRAY AIDS FOR REDISPENSABLE POLYMER POWDER
DE19711651A1 (en) * 1997-03-20 1998-09-24 Bayer Ag New phenol condensation products
DE102005050193A1 (en) * 2005-10-18 2007-04-19 Basf Ag Process for the production of leather and suitable products

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE611671C (en) * 1930-11-11 1935-04-05 Geigy Ag J R Process for the preparation of tanning condensation products from dioxydiphenyl sulfones
GB411390A (en) * 1933-12-19 1934-06-07 Ig Farbenindustrie Ag Improvements in the manufacture and production of synthetic tans
FR816448A (en) * 1936-02-01 1937-08-07 Ig Farbenindustrie Ag Manufacturing process of synthetic base exchange resins
CH206183A (en) * 1937-01-21 1939-07-31 Ig Farbenindustrie Ag Process for the production of a tanning agent.
BE476063A (en) * 1945-01-12
GB654487A (en) * 1948-05-28 1951-06-20 Dow Chemical Co Improved method of preparing cation exchange resins
GB703234A (en) * 1948-10-01 1954-02-03 Henkel & Cie Gmbh Improvements in or relating to the manufacture of water soluble condensation products
GB703235A (en) * 1948-10-01 1954-02-03 Henkel & Cie Gmbh Improvements in or relating to the gluing of wood and similar materials without using high temperatures
DE2113096A1 (en) * 1971-03-18 1972-09-21 Basf Ag Water soluble synthetic tanning agents
US4348201A (en) * 1979-05-11 1982-09-07 Seitetsu Kagaku Co., Ltd. Tanning process and tanning compositions
DE3003647A1 (en) * 1980-02-01 1981-08-06 Basf Ag, 6700 Ludwigshafen TANE MIXTURE AND THEIR USE

Also Published As

Publication number Publication date
GB2235461A (en) 1991-03-06
FR2651794A1 (en) 1991-03-15
DE3933478A1 (en) 1991-04-18

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)