CN106478884A - A kind of starch conversion 2-(Acryloyloxy)ethanol and the preparation method of aluminum complex tanning agent - Google Patents
A kind of starch conversion 2-(Acryloyloxy)ethanol and the preparation method of aluminum complex tanning agent Download PDFInfo
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- CN106478884A CN106478884A CN201610874785.4A CN201610874785A CN106478884A CN 106478884 A CN106478884 A CN 106478884A CN 201610874785 A CN201610874785 A CN 201610874785A CN 106478884 A CN106478884 A CN 106478884A
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- acryloyloxy
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F251/00—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/48—Isomerisation; Cyclisation
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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
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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
- C14C3/22—Chemical tanning by organic agents using polymerisation products
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- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
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Abstract
The invention discloses a kind of starch conversion 2-(Acryloyloxy)ethanol and the preparation method of aluminum complex tanning agent, comprise the following steps：Weigh starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op 10, mercaptan and ferrous sulfate, again by starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op 10, mercaptan and ferrous sulfate are added in flask, warming while stirring is to 50 DEG C～60 DEG C, add hydrogen peroxide A, it is warming up to 80～96 DEG C of gelatinizing 30min～90min after constant temperature stirring reaction 30～60min, then it is cooled to 70 DEG C～80 DEG C again, Deca initiator and monomer, it is cooled to room temperature after constant temperature stirring reaction 60min～120min, obtain starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent.Starch conversion 2-(Acryloyloxy)ethanol and the aluminum complex tanning agent of present invention preparation can effectively improve the mechanical performance of leather, shrinkage temperature, resistance to water, and is difficult detanning.
Description
Technical field
The invention belongs to leather retanning agent application, it is related to a kind of starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent
Preparation method.
Background technology
Leather retanning agent is mainly chrome tanning agent at present, and chromium is poisonous, and not only production cost is high, and there is severe contamination to environment.
It is increasingly subject to the today paid attention in environmental protection, cleanning tan leater has become the key of Leather Industry sustainable development, the few chromium of research Chrome-free
Tanning agent has become the study hotspot of this area.Starch is a kind of reproducible natural resourcess, and price is low, renewable, pollution-free, makees
The flexibility of leather can be improved for leather retanning agent, strengthen the compatibility of tanning agent and collagen, but because it easily goes mouldy, therefore warp
After suitably modified its stability of raising, can be used for the tanning of leather so that finished leather is soft, plentiful.Aluminum tanning removes from office pure white, soft, grain
Face is careful and consolidation, bright, and extensibility is excellent, its flesh noodles fine hair careful picture woollen goods.But aluminum tanning leather is not water-fastness, shrink temperature
Degree is not also high, only 70 DEG C about, and so as to limited by the development of every profession and trade the shortcomings of easy detanning.
Content of the invention
It is an object of the invention to overcoming the shortcoming of above-mentioned prior art, provide a kind of starch conversion 2-(Acryloyloxy)ethanol with
The preparation method of aluminum complex tanning agent, the tanning agent of the method preparation can effectively improve resistance to water, the shrinkage temperature of leather, and
And it is difficult detanning.
For reaching above-mentioned purpose, starch conversion 2-(Acryloyloxy)ethanol of the present invention is included with the preparation method of aluminum complex tanning agent
Following steps：
Weigh initiator, monomer, hydrogen peroxide A, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10,
Mercaptan and iron sulfite, then starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan and sulphuric acid is sub-
Ferrum is added in flask, and warming while stirring, to 50 DEG C～60 DEG C, adds hydrogen peroxide A, is warming up to 80 after constant temperature stirring reaction
～96 DEG C carry out gelatinizing, are then cooled to 70 DEG C～80 DEG C again, Deca initiator and monomer, are cooled to room after constant temperature stirring reaction
Temperature, obtains starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent；
Wherein, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan, ferrous sulfate and dioxygen
The ratio of water A is 4～13g：20～40ml：0.2～0.6g：0.1～0.3g：0.14～0.17g：0.2～0.8ml：0.2～
0.7ml：0.1～0.3ml：0.0030～0.0100g：1～4g；
Initiator is made up of hydrogen peroxide B and deionized water B, and wherein, the ratio of starch and hydrogen peroxide B and deionized water B is 4
～13g：1～3g：8～10ml；
Monomer is made up of aluminum sulfate and 2-(Acryloyloxy)ethanol, wherein, the ratio of starch and aluminum sulfate and 2-(Acryloyloxy)ethanol
For 4～13g：2～6g：8～20g.
Being warming up to 80～96 DEG C of concrete operations carrying out gelatinizing after constant temperature stirring reaction is：Constant temperature stirring reaction 30min～
It is warming up to 80～96 DEG C after 60min and carry out gelatinizing.
It is warming up to 80～96 DEG C after constant temperature stirring reaction and carry out gelatinizing 30min～90min.
It is cooled to room temperature after constant temperature stirring reaction 60min～120min.
Starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent are milky white emulsion.
Starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent are faint yellow emulsion.
The invention has the advantages that：
During the preparation method of starch conversion 2-(Acryloyloxy)ethanol of the present invention and aluminum complex tanning agent, by third
In olefin(e) acid hydroxyl ethyl ester, active group hydroxyl and carboxyl form pentacyclic stable complex with aluminium ion, thus effectively increase forming sediment
The modified 2-(Acryloyloxy)ethanol of powder and the size of aluminum ions coordination compound, thus directly increase the work between aluminium ion and collagen
Firmly, meanwhile, aluminium ion, hydroxyethyl acrylate monomers, starch molecular chain there is more active group, this active group and leather
Active site on collagen fiber is combined in the form of hydrogen bond, indirectly increases the effect between aluminium ion and collagen, strengthens tanning agent
With the adhesion of collagen, the coordination compound that the starch making is formed with aluminium ion is more stable, thus effectively improving the mechanicalness of leather
Energy, resistance to water, shrinkage temperature, and it is difficult detanning.
Specific embodiment
With reference to specific embodiment, the present invention is described in further detail, the following is explanation of the invention and not
It is to limit.
Embodiment one
Starch conversion 2-(Acryloyloxy)ethanol of the present invention is comprised the following steps with the preparation method of aluminum complex tanning agent：
Weigh initiator, monomer, hydrogen peroxide A, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10,
Mercaptan and iron sulfite, then starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan and sulphuric acid is sub-
Ferrum is added in flask, and warming while stirring, to 50 DEG C～60 DEG C, adds hydrogen peroxide A, and constant temperature stirring reaction 30min～
Be warming up to 80～96 DEG C after 60min and carry out gelatinizing 30min～90min, be then cooled to 70 DEG C～80 DEG C again, Deca initiator and
Monomer, is cooled to room temperature after constant temperature stirring reaction 60min～120min, obtains starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tan
Agent；
Wherein, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan, ferrous sulfate and dioxygen
The ratio of water A is 13g：20ml：0.6g：0.1g：0.17g：0.2ml：0.7ml：0.1ml：0.0100g：1g；
Initiator is made up of hydrogen peroxide B and deionized water B, and wherein, the ratio of starch and hydrogen peroxide B and deionized water B is
13g：1g：10ml；
Monomer is made up of aluminum sulfate and 2-(Acryloyloxy)ethanol, wherein, the ratio of starch and aluminum sulfate and 2-(Acryloyloxy)ethanol
For 13g：2g：20g.
Embodiment two
Starch conversion 2-(Acryloyloxy)ethanol of the present invention is comprised the following steps with the preparation method of aluminum complex tanning agent：
Weigh initiator, monomer, hydrogen peroxide A, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10,
Mercaptan and iron sulfite, then starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan and sulphuric acid is sub-
Ferrum is added in flask, and warming while stirring, to 50 DEG C～60 DEG C, adds hydrogen peroxide A, and constant temperature stirring reaction 30min～
Be warming up to 80～96 DEG C after 60min and carry out gelatinizing 30min～90min, be then cooled to 70 DEG C～80 DEG C again, Deca initiator and
Monomer, is cooled to room temperature after constant temperature stirring reaction 60min～120min, obtains starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tan
Agent；
Wherein, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan, ferrous sulfate and dioxygen
The ratio of water A is 4g：40ml：0.2g：0.3g：0.14g：0.8ml：0.2ml：0.3ml：0.0030g：4g；
Initiator is made up of hydrogen peroxide B and deionized water B, and wherein, the ratio of starch and hydrogen peroxide B and deionized water B is
4g：3g：8ml；
Monomer is made up of aluminum sulfate and 2-(Acryloyloxy)ethanol, wherein, the ratio of starch and aluminum sulfate and 2-(Acryloyloxy)ethanol
For 4g：6g：20g.
Embodiment three
Starch conversion 2-(Acryloyloxy)ethanol of the present invention is comprised the following steps with the preparation method of aluminum complex tanning agent：
Weigh initiator, monomer, hydrogen peroxide A, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10,
Mercaptan and iron sulfite, then starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan and sulphuric acid is sub-
Ferrum is added in flask, and warming while stirring, to 50 DEG C～60 DEG C, adds hydrogen peroxide A, and constant temperature stirring reaction 30min～
Be warming up to 80～96 DEG C after 60min and carry out gelatinizing 30min～90min, be then cooled to 70 DEG C～80 DEG C again, Deca initiator and
Monomer, is cooled to room temperature after constant temperature stirring reaction 60min～120min, obtains starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tan
Agent；
Wherein, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan, ferrous sulfate and dioxygen
The ratio of water A is 5g：21ml：0.3g：0.15g：0.15g：0.3ml：0.4ml：0.12ml：0.006g：1.5g；
Initiator is made up of hydrogen peroxide B and deionized water B, and wherein, the ratio of starch and hydrogen peroxide B and deionized water B is
5g：1.3g：8.5ml；
Monomer is made up of aluminum sulfate and 2-(Acryloyloxy)ethanol, wherein, the ratio of starch and aluminum sulfate and 2-(Acryloyloxy)ethanol
For 5g：2.3g：10g.
Example IV
Starch conversion 2-(Acryloyloxy)ethanol of the present invention is comprised the following steps with the preparation method of aluminum complex tanning agent：
Weigh initiator, monomer, hydrogen peroxide A, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10,
Mercaptan and iron sulfite, then starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan and sulphuric acid is sub-
Ferrum is added in flask, and warming while stirring, to 50 DEG C～60 DEG C, adds hydrogen peroxide A, and constant temperature stirring reaction 30min～
Be warming up to 80～96 DEG C after 60min and carry out gelatinizing 30min～90min, be then cooled to 70 DEG C～80 DEG C again, Deca initiator and
Monomer, is cooled to room temperature after constant temperature stirring reaction 60min～120min, obtains starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tan
Agent；
Wherein, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan, ferrous sulfate and dioxygen
The ratio of water A is 7g：28ml：0.4g：0.2g：0.15g：0.4ml：0.4ml：0.18ml：0.006g：1.8g；
Initiator is made up of hydrogen peroxide B and deionized water B, and wherein, the ratio of starch and hydrogen peroxide B and deionized water B is
7g：1.8g：9ml；
Monomer is made up of aluminum sulfate and 2-(Acryloyloxy)ethanol, wherein, the ratio of starch and aluminum sulfate and 2-(Acryloyloxy)ethanol
For 7g：2.8g：12g.
Embodiment five
Starch conversion 2-(Acryloyloxy)ethanol of the present invention is comprised the following steps with the preparation method of aluminum complex tanning agent：
Weigh initiator, monomer, hydrogen peroxide A, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10,
Mercaptan and iron sulfite, then starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan and sulphuric acid is sub-
Ferrum is added in flask, and warming while stirring, to 50 DEG C～60 DEG C, adds hydrogen peroxide A, and constant temperature stirring reaction 30min～
Be warming up to 80～96 DEG C after 60min and carry out gelatinizing 30min～90min, be then cooled to 70 DEG C～80 DEG C again, Deca initiator and
Monomer, is cooled to room temperature after constant temperature stirring reaction 60min～120min, obtains starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tan
Agent；
Wherein, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan, ferrous sulfate and dioxygen
The ratio of water A is 8g：32ml：0.5g：0.2g：0.16g：0.6ml：0.6ml：0.22ml：0.007g：3g；
Initiator is made up of hydrogen peroxide B and deionized water B, and wherein, the ratio of starch and hydrogen peroxide B and deionized water B is
8g：2.2g：9.5ml；
Monomer is made up of aluminum sulfate and 2-(Acryloyloxy)ethanol, wherein, the ratio of starch and aluminum sulfate and 2-(Acryloyloxy)ethanol
For 8g：4g：15g.
Embodiment six
Starch conversion 2-(Acryloyloxy)ethanol of the present invention is comprised the following steps with the preparation method of aluminum complex tanning agent：
Weigh initiator, monomer, hydrogen peroxide A, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10,
Mercaptan and iron sulfite, then starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan and sulphuric acid is sub-
Ferrum is added in flask, and warming while stirring, to 50 DEG C～60 DEG C, adds hydrogen peroxide A, and constant temperature stirring reaction 30min～
Be warming up to 80～96 DEG C after 60min and carry out gelatinizing 30min～90min, be then cooled to 70 DEG C～80 DEG C again, Deca initiator and
Monomer, is cooled to room temperature after constant temperature stirring reaction 60min～120min, obtains starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tan
Agent；
Wherein, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan, ferrous sulfate and dioxygen
The ratio of water A is 10g：35ml：0.55g：0.25g：0.16g：0.7ml：0.6ml：0.25ml：0.009g：3.5g；
Initiator is made up of hydrogen peroxide B and deionized water B, and wherein, the ratio of starch and hydrogen peroxide B and deionized water B is
10g：2.5g：9.5ml；
Monomer is made up of aluminum sulfate and 2-(Acryloyloxy)ethanol, wherein, the ratio of starch and aluminum sulfate and 2-(Acryloyloxy)ethanol
For 10g：5.5g：18g.
Embodiment seven
Starch conversion 2-(Acryloyloxy)ethanol of the present invention is comprised the following steps with the preparation method of aluminum complex tanning agent：
Weigh initiator, monomer, hydrogen peroxide A, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10,
Mercaptan and iron sulfite, then starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan and sulphuric acid is sub-
Ferrum is added in flask, and warming while stirring, to 50 DEG C～60 DEG C, adds hydrogen peroxide A, and constant temperature stirring reaction 30min～
Be warming up to 80～96 DEG C after 60min and carry out gelatinizing 30min～90min, be then cooled to 70 DEG C～80 DEG C again, Deca initiator and
Monomer, is cooled to room temperature after constant temperature stirring reaction 60min～120min, obtains starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tan
Agent；
Wherein, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan, ferrous sulfate and dioxygen
The ratio of water A is 11g：36ml：0.3g：0.12g：0.16g：0.6ml：0.65ml：0.29ml：0.009g：3.8g；
Initiator is made up of hydrogen peroxide B and deionized water B, and wherein, the ratio of starch and hydrogen peroxide B and deionized water B is
11g：2.8g：9.5ml；
Monomer is made up of aluminum sulfate and 2-(Acryloyloxy)ethanol, wherein, the ratio of starch and aluminum sulfate and 2-(Acryloyloxy)ethanol
For 11g：3g：9g.
Embodiment eight
Starch conversion 2-(Acryloyloxy)ethanol of the present invention is comprised the following steps with the preparation method of aluminum complex tanning agent：
Weigh initiator, monomer, hydrogen peroxide A, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10,
Mercaptan and iron sulfite, then starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan and sulphuric acid is sub-
Ferrum is added in flask, and warming while stirring, to 50 DEG C～60 DEG C, adds hydrogen peroxide A, and constant temperature stirring reaction 30min～
Be warming up to 80～96 DEG C after 60min and carry out gelatinizing 30min～90min, be then cooled to 70 DEG C～80 DEG C again, Deca initiator and
Monomer, is cooled to room temperature after constant temperature stirring reaction 60min～120min, obtains starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tan
Agent；
Wherein, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan, ferrous sulfate and dioxygen
The ratio of water A is 12g：21ml：0.5g：0.12g：0.15g：0.4ml：0.4ml：0.26ml：0.004g：3.5g；
Initiator is made up of hydrogen peroxide B and deionized water B, and wherein, the ratio of starch and hydrogen peroxide B and deionized water B is
12g：2.5g：9ml；
Monomer is made up of aluminum sulfate and 2-(Acryloyloxy)ethanol, wherein, the ratio of starch and aluminum sulfate and 2-(Acryloyloxy)ethanol
For 12g：3g：18g.
Described starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent are milky white or faint yellow emulsion, the average grain of its emulsion
Footpath is between 40～80nm；Between 0.002～0.043, after the tanning agent tan prepared by the present invention, the shrinkage temperature of skin reaches PDI value
More than 107 DEG C；The chromium exhaustion rate of traditional chrome tanning is 60-78%, and after this tanning agent tan, the exhaustion rate of chromium from waste chromium is 87.80%
More than, greatly reduce the pollution of chromium.
Claims (6)
1. a kind of starch conversion 2-(Acryloyloxy)ethanol and the preparation method of aluminum complex tanning agent are it is characterised in that include following walking
Suddenly：
Weigh initiator, monomer, hydrogen peroxide A, starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan
And iron sulfite, then starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, mercaptan and ferrous sulfate are added
Enter in flask, warming while stirring, to 50 DEG C～60 DEG C, adds hydrogen peroxide A, is warming up to 80～96 after constant temperature stirring reaction
DEG C carry out gelatinizing, be then cooled to 70 DEG C～80 DEG C again, Deca initiator and monomer, it is cooled to room temperature after constant temperature stirring reaction,
Obtain starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent；
Starch, deionized water A, sodium sulfite, CMC, SDS, silicone oil, op-10, the ratio of mercaptan, ferrous sulfate and hydrogen peroxide A
For 4～13g：20～40ml：0.2～0.6g：0.1～0.3g：0.14～0.17g：0.2～0.8ml：0.2～0.7ml：0.1～
0.3ml：0.0030～0.0100g：1～4g；
Initiator is made up of hydrogen peroxide B and deionized water B, and wherein, the ratio of starch and hydrogen peroxide B and deionized water B is 4～
13g：1～3g：8～10ml；
Monomer is made up of aluminum sulfate and 2-(Acryloyloxy)ethanol, and wherein, the ratio of starch and aluminum sulfate and 2-(Acryloyloxy)ethanol is 4～
13g：2～6g：8～20g.
2. the preparation method of starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent according to claim 1, its feature exists
In being warming up to 80～96 DEG C of concrete operations carrying out gelatinizing after constant temperature stirring reaction is：Constant temperature stirring reaction 30min～60min
After be warming up to 80～96 DEG C and carry out gelatinizing.
3. the preparation method of starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent according to claim 1, its feature exists
In being warming up to 80～96 DEG C after constant temperature stirring reaction and carry out gelatinizing 30min～90min.
4. the preparation method of starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent according to claim 1, its feature exists
In being cooled to room temperature after constant temperature stirring reaction 60min～120min.
5. the preparation method of starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent according to claim 1, its feature exists
In starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent are milky white emulsion.
6. the preparation method of starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent according to claim 1, its feature exists
In starch conversion 2-(Acryloyloxy)ethanol and aluminum complex tanning agent are faint yellow emulsion.
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Cited By (5)
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| CN107326123A (en) * | 2017-06-28 | 2017-11-07 | 常州杰轩纺织科技有限公司 | A kind of leather retanning agent and preparation method thereof |
| CN108300386A (en) * | 2018-03-19 | 2018-07-20 | 咸阳职业技术学院 | A kind of environmentally protective starch emulsion binder and preparation method thereof |
| CN113243621A (en) * | 2021-05-21 | 2021-08-13 | 温州市灰度鞋业有限公司 | Anti-abrasion boots for women and preparation method thereof |
| WO2022166201A1 (en) * | 2021-02-08 | 2022-08-11 | 四川大学 | Light-color multi-carboxyl oxidized polysaccharide tanning agent, and preparation method therefor and use thereof |
| US11834724B2 (en) | 2021-02-08 | 2023-12-05 | Sichuan University | Light-colored polycarboxylated polysaccharide tanning agent, and preparation method and use thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107326123A (en) * | 2017-06-28 | 2017-11-07 | 常州杰轩纺织科技有限公司 | A kind of leather retanning agent and preparation method thereof |
| CN107326123B (en) * | 2017-06-28 | 2019-08-30 | 阳信华阳集团有限公司 | A kind of leather retanning agent and preparation method thereof |
| CN108300386A (en) * | 2018-03-19 | 2018-07-20 | 咸阳职业技术学院 | A kind of environmentally protective starch emulsion binder and preparation method thereof |
| WO2022166201A1 (en) * | 2021-02-08 | 2022-08-11 | 四川大学 | Light-color multi-carboxyl oxidized polysaccharide tanning agent, and preparation method therefor and use thereof |
| US11834724B2 (en) | 2021-02-08 | 2023-12-05 | Sichuan University | Light-colored polycarboxylated polysaccharide tanning agent, and preparation method and use thereof |
| CN113243621A (en) * | 2021-05-21 | 2021-08-13 | 温州市灰度鞋业有限公司 | Anti-abrasion boots for women and preparation method thereof |
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