CN107099625A - Tanning agent and its horse skin process for tanning for horse skin - Google Patents
Tanning agent and its horse skin process for tanning for horse skin Download PDFInfo
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- CN107099625A CN107099625A CN201710453189.3A CN201710453189A CN107099625A CN 107099625 A CN107099625 A CN 107099625A CN 201710453189 A CN201710453189 A CN 201710453189A CN 107099625 A CN107099625 A CN 107099625A
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- 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
- C14—SKINS; HIDES; PELTS; LEATHER
- C14B—MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
- C14B1/00—Manufacture of leather; Machines or devices therefor
- C14B1/02—Fleshing, unhairing, samming, stretching-out, setting-out, shaving, splitting, or skiving skins, hides, or leather
-
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14B—MECHANICAL TREATMENT OR PROCESSING OF SKINS, HIDES OR LEATHER IN GENERAL; PELT-SHEARING MACHINES; INTESTINE-SPLITTING MACHINES
- C14B1/00—Manufacture of leather; Machines or devices therefor
- C14B1/58—Drying
-
- 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
- C14C1/04—Soaking
-
- 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
- C14C1/08—Deliming; Bating; Pickling; Degreasing
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The present invention relates to a kind of tanning agent for horse skin and its horse skin process for tanning, the tanning agent is made up of double carboxyethyl amine, hydrogen peroxide, Lauxite, the cyclic ketones of nitrogen penta, dibutyl itaconate, maleic acid, sodium phthalate, 2-carboxybenzaldehyde, di-n-butylamine, fatty aldehyde and diisocyanate, and the process for tanning is that horse skin is sequentially passed through into immersion, fleshing, softening, tanning and the processing for drying process.Targetedly horse skin plays good tanning effect to the tanning agent of the present invention, process can effectively be simplified by carrying out tanning to horse skin using the tanning agent of the present invention, horse skin only need to by immersion, fleshing, softening, tanning and dry process processing can obtain horse skin remove from office, tanning processes possess fat-reducing function to horse skin, process for tanning is effectively simplified, tanning efficiency is also effectively lifted, production cost is effectively reduced, and obtained horse skin leather possesses soft fine and smooth, wear-resisting, the elastic superperformance such as good.
Description
Technical field
The present invention relates to a kind of tanning agent and its process for tanning, a kind of tanning agent for being particularly suitable for use in horse skin and its horse are particularly related to
Skin process for tanning.
Background technology
Leather is through the not perishable Animal Skin of denaturation obtained by physics, the chemical process such as depilation and tanning.Leather
It is made up of natural protein fibre in three dimensions close weave, there is a kind of special grain layer on its surface, with nature
Graining and gloss, comfortable feel.
Current leather tanning process is complex, and such as the Chinese invention patent of Application No. 201310725180.5 is provided
A kind of process for tanning goat leather by synthetic tanning agent, uses the tanning processes of its tanning agent to select skin → immersion → degreasing → water-bath → multiple
Immersion → fleshing → secondary degreasing → pickling → softening → get damp again perching for tanning → neutralization → water dumping is dried →.The tanning processes are needed
The processes such as multiple immersion, degreasing are wanted, technique is complex, and the tanning of leather is inefficient, production cost is high.
The content of the invention
The present invention provides a kind of tanning agent and its horse skin process for tanning for horse skin, to overcome current part process for tanning
The problem of tanning processes of presence are complicated, efficiency is low, cost is high.
The present invention is adopted the following technical scheme that：
For the tanning agent of horse skin, the preparation of the tanning agent is made up of following raw materials by weight ratio：6~11 parts of double carboxyethyls
Amine, 4~6 parts of hydrogen peroxide, 9~13 parts of Lauxite, 1~3 part of the cyclic ketones of nitrogen penta, 11~15 parts of dibutyl itaconate, 7
~9 parts of maleic acid, 15~17 parts of sodium phthalate, 3~6 parts of 2-carboxybenzaldehyde, the two of 4~7 parts positive fourths
Amine, 5~8 parts of fatty aldehyde and 8~11 parts of diisocyanate.
Further, the preparation of the tanning agent is made up of following raw materials by weight ratio：7.5~9.5 parts of double carboxylic second
Base amine, 4.5~5.5 parts of hydrogen peroxide, 10~12 parts of Lauxite, 1.5~2.5 parts of the cyclic ketones of nitrogen penta, 12~14 parts of clothing
Health dibutyl phthalate, 7.5~8.5 parts of maleic acid, 16~16.5 parts of sodium phthalate, 3.5~4.5 parts of adjacent carboxyl
Benzaldehyde, 4.5~5.5 parts of di-n-butylamine, 6.5~7.5 parts of fatty aldehyde and 9~10 parts of diisocyanate.
More specifically, the raw material proportioning of preferably following five kinds of tanning agents：
First, the preparation of the tanning agent is made up of following raw materials by weight ratio：8.5 parts of double carboxyethyl amine, 5 parts of dioxygen
Water, 11 parts of Lauxite, 2 parts of the cyclic ketones of nitrogen penta, 13 parts of dibutyl itaconate, 8 parts of maleic acid, 16 parts of adjacent benzene
Sodium diformate, 4.5 parts of 2-carboxybenzaldehyde, 5.5 parts of di-n-butylamine, 6.5 parts of fatty aldehyde and 10 parts of diisocyanate.
Second, the preparation of the tanning agent is made up of following raw materials by weight ratio：7.5 parts of double carboxyethyl amine, 5.5 parts
Hydrogen peroxide, 12 parts of Lauxite, 1.5 parts of the cyclic ketones of nitrogen penta, 12 parts of dibutyl itaconate, 8.5 parts of maleic acid,
16.5 parts of sodium phthalate, 3.5 parts of 2-carboxybenzaldehyde, 4.5 parts of di-n-butylamine, 7.5 parts of fatty aldehyde and 9 parts
Diisocyanate.
Third, the preparation of the tanning agent is made up of following raw materials by weight ratio：9.5 parts of double carboxyethyl amine, 4.5 parts
Hydrogen peroxide, 10 parts of Lauxite, 2.5 parts of the cyclic ketones of nitrogen penta, 14 parts of dibutyl itaconate, 7.5 parts of maleic acid,
16 parts of sodium phthalate, 4.5 parts of 2-carboxybenzaldehyde, 5.5 parts of di-n-butylamine, 6.5 parts of fatty aldehyde and 9.5 parts
Diisocyanate.
Fourth, the preparation of the tanning agent is made up of following raw materials by weight ratio：6 parts of double carboxyethyl amine, 6 parts of pair
Oxygen water, 13 parts of Lauxite, 1 part of the cyclic ketones of nitrogen penta, 11 parts of dibutyl itaconate, 9 parts of maleic acid, 15 parts of neighbour
Phthalic acid sodium, 6 parts of 2-carboxybenzaldehyde, 7 parts of di-n-butylamine, 8 parts of fatty aldehyde and 11 parts of diisocyanate.
Fifth, the preparation of the tanning agent is made up of following raw materials by weight ratio：11 parts of double carboxyethyl amine, 4 parts
Hydrogen peroxide, 9 parts of Lauxite, 3 parts of the cyclic ketones of nitrogen penta, 15 parts of dibutyl itaconate, 7 parts of maleic acid, 17 parts
Sodium phthalate, 3 parts of 2-carboxybenzaldehyde, 4 parts of di-n-butylamine, 5 parts of fatty aldehyde and 8 parts of diisocyanate.
The process for tanning of horse skin, horse skin is only handled by the following processes carried out successively：
A. soak：Plucked horse skin is immersed in the salt solution that PH is 4~5, soak time is 6~8 hours；
B. fleshing：The meat of horse skin is rooted out by fleshing machine；
C. soften：Horse skin is immersed in the salt solution that PH is 4~5, soak time is 15~20 minutes, then horse skin passes through 4~8
Hour drains；
D. tanning：The raw material of the above-mentioned tanning agent for horse skin is added in organic solvent, the weight ratio of feed liquid is 1:15~
25, horse skin is immersed in tanning agent solution, soak time is 28~35 hours, and horse skin was drained after taking out by 3~4 hours；
E. dry：Horse skin leather is can obtain after natural drying.
Further, above-mentioned organic solvent is ethanol, glycerine, isooctane, isopropyl ether, methyl isopropyl ketone, methyl tetrahydrochysene
One or more kinds of combinations in furans, petroleum ether, trichloroacetic acid, trifluoroacetic acid.
From the above-mentioned description of this invention, compared to the prior art, the invention has the advantages that：The tan of the present invention
Targetedly horse skin plays good tanning effect for agent, and carrying out tanning to horse skin using the tanning agent of the present invention can effectively simplify
Process, horse skin only need to by immersion, fleshing, softening, tanning and dry process processing can obtain horse skin remove from office, tanning processes pair
Horse skin possesses fat-reducing function, and process for tanning is effectively simplified, and tanning efficiency is also effectively lifted, and production cost is had
Effect reduction, and obtained horse skin leather possesses soft fine and smooth, wear-resisting, the elastic superperformance such as good.
Embodiment
Embodiment one
The preparation of the tanning agent is made up of following raw materials by weight ratio：8.5 parts of double carboxyethyl amine, 5 parts of hydrogen peroxide, 11
The Lauxite, 2 parts of the cyclic ketones of nitrogen penta, 13 parts of dibutyl itaconate, 8 parts of maleic acid, 16 parts of O-phthalic of part
Sour sodium, 4.5 parts of 2-carboxybenzaldehyde, 5.5 parts of di-n-butylamine, 6.5 parts of fatty aldehyde and 10 parts of diisocyanate.
Process for tanning using the horse skin of the tanning agent of present embodiment is, horse skin is only by following processes for carrying out successively
Reason：
A. soak：Plucked horse skin is immersed in the salt solution that PH is 4.5, soak time is 6 hours；
B. fleshing：The meat of horse skin is rooted out by fleshing machine；
C. soften：Horse skin is immersed in the salt solution that PH is 4.5, soak time is 15~17 minutes, then horse skin passes through 4~8
Hour drains；
D. tanning：The raw material of the tanning agent for horse skin of present embodiment is added in organic solvent, the weight ratio of feed liquid is
1:23~25, horse skin is immersed in tanning agent solution, soak time is 28~30 hours, and horse skin was drained after taking out by 3 hours；
Organic solvent is ethanol and glycerine；
E. dry：Horse skin leather is can obtain after natural drying.
Present embodiment is optimal embodiment, and targetedly horse skin plays good tanning to the tanning agent of present embodiment
Effect, process can effectively be simplified by carrying out tanning to horse skin using the tanning agent of the present invention, and horse skin need to only pass through immersion, fleshing, soft
Change, tanning and dry the processing of process and can obtain horse skin leather, tanning processes possess fat-reducing function to horse skin, and process for tanning is obtained
Effectively simplify, tanning efficiency is also effectively lifted, and production cost is effectively reduced, and obtained horse skin leather possesses soft
Soft fine and smooth, wear-resisting, the elastic superperformance such as good.
Embodiment two
The preparation of the tanning agent of present embodiment is made up of following raw materials by weight ratio：7.5 parts of double carboxyethyl amine, 5.5
The hydrogen peroxide, 12 parts of Lauxite, 1.5 parts of the cyclic ketones of nitrogen penta, 12 parts of dibutyl itaconate, 8.5 parts of maleic two of part
Acid, 16.5 parts of sodium phthalate, 3.5 parts of 2-carboxybenzaldehyde, 4.5 parts of di-n-butylamine, 7.5 parts of fatty aldehyde and 9
The diisocyanate of part.
Process for tanning using the horse skin of the tanning agent of present embodiment is, horse skin is only by following processes for carrying out successively
Reason：
A. soak：Plucked horse skin is immersed in the salt solution that PH is 5, soak time is 8 hours；
B. fleshing：The meat of horse skin is rooted out by fleshing machine；
C. soften：Horse skin is immersed in the salt solution that PH is 5, soak time is 20 minutes, then horse skin was dripped by 4~8 hours
It is dry；
D. tanning：The raw material of the tanning agent for horse skin of present embodiment is added in organic solvent, the weight ratio of feed liquid is
1:22~24, horse skin is immersed in tanning agent solution, soak time is 29~32 hours, horse skin was dripped after taking out by 3~4 hours
It is dry；Organic solvent is glycerine and isooctane；
E. dry：Horse skin leather is can obtain after natural drying.
Embodiment three
The preparation of the tanning agent of present embodiment is made up of following raw materials by weight ratio：9.5 parts of double carboxyethyl amine, 4.5
The hydrogen peroxide, 10 parts of Lauxite, 2.5 parts of the cyclic ketones of nitrogen penta, 14 parts of dibutyl itaconate, 7.5 parts of maleic two of part
Acid, 16 parts of sodium phthalate, 4.5 parts of 2-carboxybenzaldehyde, 5.5 parts of di-n-butylamine, 6.5 parts of fatty aldehyde and 9.5
The diisocyanate of part.
Process for tanning using the horse skin of the tanning agent of present embodiment is, horse skin is only by following processes for carrying out successively
Reason：
A. soak：Plucked horse skin is immersed in the salt solution that PH is 4, soak time is 64 hours；
B. fleshing：The meat of horse skin is rooted out by fleshing machine；
C. soften：Horse skin is immersed in the salt solution that PH is 4, soak time is 15 minutes, then horse skin was dripped by 4~8 hours
It is dry；
D. tanning：The raw material of the tanning agent for horse skin of present embodiment is added in organic solvent, the weight ratio of feed liquid is
1:15~18, horse skin is immersed in tanning agent solution, soak time is 28~30 hours, horse skin was dripped after taking out by 3~4 hours
It is dry；Organic solvent is glycerine；
E. dry：Horse skin leather is can obtain after natural drying.
Embodiment four
The preparation of the tanning agent of present embodiment is made up of following raw materials by weight ratio：6 parts of double carboxyethyl amine, 6 parts
Hydrogen peroxide, 13 parts of Lauxite, 1 part of the cyclic ketones of nitrogen penta, 11 parts of dibutyl itaconate, 9 parts of maleic acid, 15 parts
Sodium phthalate, 6 parts of 2-carboxybenzaldehyde, 7 parts of di-n-butylamine, 8 parts of fatty aldehyde and 11 parts of diisocyanate.
Process for tanning using the horse skin of the tanning agent of present embodiment is, horse skin is only by following processes for carrying out successively
Reason：
A. soak：Plucked horse skin is immersed in the salt solution that PH is 4.5, soak time is 7 hours；
B. fleshing：The meat of horse skin is rooted out by fleshing machine；
C. soften：Horse skin is immersed in the salt solution that PH is 4.5, soak time is 18 minutes, then horse skin passes through 4~8 hours
Drain；
D. tanning：The raw material of the tanning agent for horse skin of present embodiment is added in organic solvent, the weight ratio of feed liquid is
1:18~19, horse skin is immersed in tanning agent solution, soak time is 30~33 hours, horse skin was dripped after taking out by 3~4 hours
It is dry；Organic solvent is methyltetrahydrofuran and petroleum ether；
E. dry：Horse skin leather is can obtain after natural drying.
Embodiment five
The preparation of the tanning agent of present embodiment is made up of following raw materials by weight ratio：11 parts of double carboxyethyl amine, 4 parts
Hydrogen peroxide, 9 parts of Lauxite, 3 parts of the cyclic ketones of nitrogen penta, 15 parts of dibutyl itaconate, 7 parts of maleic acid, 17 parts
Sodium phthalate, 3 parts of 2-carboxybenzaldehyde, 4 parts of di-n-butylamine, 5 parts of fatty aldehyde and 8 parts of diisocyanate.
Process for tanning using the horse skin of the tanning agent of present embodiment is, horse skin is only by following processes for carrying out successively
Reason：
A. soak：Plucked horse skin is immersed in the salt solution that PH is 4.5, soak time is 8 hours；
B. fleshing：The meat of horse skin is rooted out by fleshing machine；
C. soften：Horse skin is immersed in the salt solution that PH is 4.5, soak time is 20 minutes, then horse skin passes through 4~8 hours
Drain；
D. tanning：The raw material of the tanning agent for horse skin of present embodiment is added in organic solvent, the weight ratio of feed liquid is
1:21~23, horse skin is immersed in tanning agent solution, soak time is 33~35 hours, horse skin was dripped after taking out by 3~4 hours
It is dry；Organic solvent is trichloroacetic acid；
E. dry：Horse skin leather is can obtain after natural drying.
Embodiment six
The preparation of the tanning agent of present embodiment is made up of following raw materials by weight ratio：8.5 parts of double carboxyethyl amine, 5.5
The hydrogen peroxide, 11.5 parts of Lauxite, 2.5 parts of the cyclic ketones of nitrogen penta, 12.5 parts of dibutyl itaconate, 8 parts of maleic of part
Diacid, 16 parts of sodium phthalate, 4 parts of 2-carboxybenzaldehyde, 4.5 parts of di-n-butylamine, 7.2 parts of fatty aldehyde and 9.8
The diisocyanate of part.
Process for tanning using the horse skin of the tanning agent of present embodiment is, horse skin is only by following processes for carrying out successively
Reason：
A. soak：Plucked horse skin is immersed in the salt solution that PH is 4.5, soak time is 6.5 hours；
B. fleshing：The meat of horse skin is rooted out by fleshing machine；
C. soften：Horse skin is immersed in the salt solution that PH is 4.5, soak time is 17 minutes, then horse skin passes through 4~8 hours
Drain；
D. tanning：The raw material of the tanning agent for horse skin of present embodiment is added in organic solvent, the weight ratio of feed liquid is
1:18~21, horse skin is immersed in tanning agent solution, soak time is 29~30 hours, horse skin was dripped after taking out by 3~4 hours
It is dry；Organic solvent is glycerine, trichloroacetic acid and trifluoroacetic acid；
E. dry：Horse skin leather is can obtain after natural drying.
Embodiment seven
The preparation of the tanning agent of present embodiment is made up of following raw materials by weight ratio：9 parts of double carboxyethyl amine, 5.2 parts
Hydrogen peroxide, 10.5 parts of Lauxite, 1.8 parts of the cyclic ketones of nitrogen penta, 13.3 parts of dibutyl itaconate, 7.8 parts of maleic
Diacid, 16.3 parts of sodium phthalate, 4.2 parts of 2-carboxybenzaldehyde, 5.2 parts of di-n-butylamine, 7.2 parts of fatty aldehyde and
9 parts of diisocyanate.
Process for tanning using the horse skin of the tanning agent of present embodiment is, horse skin is only by following processes for carrying out successively
Reason：
A. soak：Plucked horse skin is immersed in the salt solution that PH is 4.5, soak time is 7.5 hours；
B. fleshing：The meat of horse skin is rooted out by fleshing machine；
C. soften：Horse skin is immersed in the salt solution that PH is 4.5, soak time is 15 minutes, then horse skin passes through 4~8 hours
Drain；
D. tanning：The raw material of the tanning agent for horse skin of present embodiment is added in organic solvent, the weight ratio of feed liquid is
1:15~17, horse skin is immersed in tanning agent solution, soak time is 30~32 hours, horse skin was dripped after taking out by 3~4 hours
It is dry；Organic solvent is isooctane, isopropyl ether and methyltetrahydrofuran；
E. dry：Horse skin leather is can obtain after natural drying.
The embodiment of the present invention is above are only, but the design concept of the present invention is not limited thereto, it is all to utilize this
Conceive the change that unsubstantiality is carried out to the present invention, the behavior for invading the scope of the present invention all should be belonged to.
Claims (9)
1. the tanning agent for horse skin, it is characterised in that the preparation of the tanning agent is made up of following raw materials by weight ratio：6~
11 parts of double carboxyethyl amine, 4~6 parts of hydrogen peroxide, 9~13 parts of Lauxite, 1~3 part of the cyclic ketones of nitrogen penta, 11~15 parts
Dibutyl itaconate, 7~9 parts of maleic acid, 15~17 parts of sodium phthalate, 3~6 parts of 2-carboxybenzaldehyde, 4
~7 parts of di-n-butylamine, 5~8 parts of fatty aldehyde and 8~11 parts of diisocyanate.
2. it is used for the tanning agent of horse skin as claimed in claim 1, it is characterised in that the preparation of the tanning agent is by by weight ratio
Following raw materials are constituted：7.5~9.5 parts of double carboxyethyl amine, 4.5~5.5 parts of hydrogen peroxide, 10~12 parts of Lauxite, 1.5
~2.5 parts of the cyclic ketones of nitrogen penta, 12~14 parts of dibutyl itaconate, 7.5~8.5 parts of maleic acid, 16~16.5 parts
Sodium phthalate, 3.5~4.5 parts of 2-carboxybenzaldehyde, 4.5~5.5 parts of di-n-butylamine, 6.5~7.5 parts of fatty aldehyde
With 9~10 parts of diisocyanate.
3. it is used for the tanning agent of horse skin as claimed in claim 2, it is characterised in that the preparation of the tanning agent is by by weight ratio
Following raw materials are constituted：8.5 parts of double carboxyethyl amine, 5 parts of hydrogen peroxide, 11 parts of Lauxite, 2 parts of the cyclic ketones of nitrogen penta, 13 parts
Dibutyl itaconate, 8 parts of maleic acid, 16 parts of sodium phthalate, 4.5 parts of 2-carboxybenzaldehyde, 5.5 parts
Di-n-butylamine, 6.5 parts of fatty aldehyde and 10 parts of diisocyanate.
4. it is used for the tanning agent of horse skin as claimed in claim 2, it is characterised in that the preparation of the tanning agent is by by weight ratio
Following raw materials are constituted：7.5 parts of double carboxyethyl amine, 5.5 parts of hydrogen peroxide, 12 parts of Lauxite, 1.5 parts of the cyclic ketones of nitrogen penta,
12 parts of dibutyl itaconate, 8.5 parts of maleic acid, 16.5 parts of sodium phthalate, 3.5 parts of adjacent carboxyl benzene first
Aldehyde, 4.5 parts of di-n-butylamine, 7.5 parts of fatty aldehyde and 9 parts of diisocyanate.
5. it is used for the tanning agent of horse skin as claimed in claim 2, it is characterised in that the preparation of the tanning agent is by by weight ratio
Following raw materials are constituted：9.5 parts of double carboxyethyl amine, 4.5 parts of hydrogen peroxide, 10 parts of Lauxite, 2.5 parts of the cyclic ketones of nitrogen penta,
14 parts of dibutyl itaconate, 7.5 parts of maleic acid, 16 parts of sodium phthalate, 4.5 parts of 2-carboxybenzaldehyde,
5.5 parts of di-n-butylamine, 6.5 parts of fatty aldehyde and 9.5 parts of diisocyanate.
6. it is used for the tanning agent of horse skin as claimed in claim 1, it is characterised in that the preparation of the tanning agent is by by weight ratio
Following raw materials are constituted：6 parts of double carboxyethyl amine, 6 parts of hydrogen peroxide, 13 parts of Lauxite, 1 part of the cyclic ketones of nitrogen penta, 11 parts
Dibutyl itaconate, 9 parts of maleic acid, 15 parts of sodium phthalate, 6 parts of 2-carboxybenzaldehyde, the two of 7 parts positive fourths
Amine, 8 parts of fatty aldehyde and 11 parts of diisocyanate.
7. it is used for the tanning agent of horse skin as claimed in claim 1, it is characterised in that the preparation of the tanning agent is by by weight ratio
Following raw materials are constituted：11 parts of double carboxyethyl amine, 4 parts of hydrogen peroxide, 9 parts of Lauxite, 3 parts of the cyclic ketones of nitrogen penta, 15 parts
Dibutyl itaconate, 7 parts of maleic acid, 17 parts of sodium phthalate, 3 parts of 2-carboxybenzaldehyde, the two of 4 parts positive fourths
Amine, 5 parts of fatty aldehyde and 8 parts of diisocyanate.
8. the process for tanning of horse skin, it is characterised in that horse skin is only handled by the following processes carried out successively：
A. soak：Plucked horse skin is immersed in the salt solution that PH is 4~5, soak time is 6~8 hours；
B. fleshing：The meat of horse skin is rooted out by fleshing machine；
C. soften：Horse skin is immersed in the salt solution that PH is 4~5, soak time is 15~20 minutes, then horse skin passes through 4~8
Hour drains；
D. tanning：The raw material of any described tanning agent for horse skin of claim 1 to 7 is added in organic solvent, feed liquid
Weight ratio be 1:15~25, horse skin is immersed in tanning agent solution, soak time be 28~35 hours, horse skin take out after by
Drain within 3~4 hours；
E. dry：Horse skin leather is can obtain after natural drying.
9. the process for tanning of horse skin as claimed in claim 8, it is characterised in that：The organic solvent is ethanol, glycerine, different
One or more in octane, isopropyl ether, methyl isopropyl ketone, methyltetrahydrofuran, petroleum ether, trichloroacetic acid, trifluoroacetic acid
Combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710453189.3A CN107099625A (en) | 2017-06-15 | 2017-06-15 | Tanning agent and its horse skin process for tanning for horse skin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710453189.3A CN107099625A (en) | 2017-06-15 | 2017-06-15 | Tanning agent and its horse skin process for tanning for horse skin |
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| CN107099625A true CN107099625A (en) | 2017-08-29 |
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|---|---|---|---|
| CN201710453189.3A Withdrawn CN107099625A (en) | 2017-06-15 | 2017-06-15 | Tanning agent and its horse skin process for tanning for horse skin |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435003A (en) * | 2008-12-09 | 2009-05-20 | 朗盛（无锡）化工有限公司 | White leather tanning agent and production method thereof |
| CN102796832A (en) * | 2012-08-30 | 2012-11-28 | 陕西科技大学 | Production process for leather for painting |
| CN103451026A (en) * | 2013-09-13 | 2013-12-18 | 北京泛博化学股份有限公司 | Modified glutaraldehyde tanning agent and preparation method and applications thereof |
-
2017
- 2017-06-15 CN CN201710453189.3A patent/CN107099625A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435003A (en) * | 2008-12-09 | 2009-05-20 | 朗盛（无锡）化工有限公司 | White leather tanning agent and production method thereof |
| CN102796832A (en) * | 2012-08-30 | 2012-11-28 | 陕西科技大学 | Production process for leather for painting |
| CN103451026A (en) * | 2013-09-13 | 2013-12-18 | 北京泛博化学股份有限公司 | Modified glutaraldehyde tanning agent and preparation method and applications thereof |
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Application publication date: 20170829 |