CN108300578A - A kind of preparation method of leather cleaning agent - Google Patents
A kind of preparation method of leather cleaning agent Download PDFInfo
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- CN108300578A CN108300578A CN201810309380.5A CN201810309380A CN108300578A CN 108300578 A CN108300578 A CN 108300578A CN 201810309380 A CN201810309380 A CN 201810309380A CN 108300578 A CN108300578 A CN 108300578A
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/04—Water-soluble compounds
- C11D3/046—Salts
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/2072—Aldehydes-ketones
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/2075—Carboxylic acids-salts thereof
- C11D3/2079—Monocarboxylic acids-salts thereof
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/22—Carbohydrates or derivatives thereof
- C11D3/222—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/22—Carbohydrates or derivatives thereof
- C11D3/222—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin
- C11D3/227—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin with nitrogen-containing groups
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/38—Products with no well-defined composition, e.g. natural products
- C11D3/382—Vegetable products, e.g. soya meal, wood flour, sawdust
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/48—Medical, disinfecting agents, disinfecting, antibacterial, germicidal or antimicrobial compositions
-
- 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
- C14C11/00—Surface finishing of leather
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- Chemical Kinetics & Catalysis (AREA)
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- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
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Abstract
The invention discloses a kind of preparation methods of leather cleaning agent, belong to cleaning agent field.Present invention addition extracts protein from seed melon seed, due to the slightly solubility protein having in seed melon seed-protein, why indissoluble is because of a large amount of hydrophobic groupings existing for protein surface to slightly solubility protein, more fat hydrocarbon chains can be fettered, and then increase the withholding effect that seed melon Seed Storage Protein is verified oily, so as to enable leather to retain itself grease, avoids grease from destroying the problem for causing leather body bone plate hard, also there is good maintenance, glossiness-giving effect to leather.It is merely to play cleaning action that the present invention, which solves current leather cleaning agent, the problem of can not forming protective layer, and mostly chemicals to leather and fur products surface, pollute environment.
Description
Technical field
The invention belongs to cleaning agent fields, and in particular to a kind of preparation method of leather cleaning agent.
Background technology
Leather cleaning agent is the product for cleaning the real leather products such as fur clothing, leather sofa, suitcase, skin chair, leather shoes, and leather is clear
The clean cleaning generally referred to real leather products surface is free of the cleaning of the inside.Leather has extensive in daily life
Application, such as sofa, fur clothing, leather shoes, cortex luggage, with the development of science and technology, the application field of leather is also constantly expanding,
As occurred digital product protective cover made of leather etc. in recent years.Although leather and fur products price is relatively expensive, it has
There are the outstanding performances such as warming, wear-resisting, nevertheless suffers from consumers.Current leather is mainly using Animal Skin as raw material system
It is standby to form, it is most common to have ox-hide, pigskin and sheepskin etc..Leather in use, can usually be contaminated object pollution, such as
Sewage, oil stain etc. can be encountered, even if protection is fine, the oil film in leather can be also destroyed in use for some time, grease
Volatilization is wandered away, and causes mutually be bonded together between leather internal fiber, leather surface also can adhesive dust and bacterium etc.,
It will reduce the leather service life.Therefore, it is necessary to usually be cleaned and cleared up to leather and fur products.
Leather products detergent currently on the market is all simple detergent, and main component is exactly alcohol, isopropanol
Equal organic solvents, only play cleaning action in actual use, can not form protective layer, Er Qieduo to leather and fur products surface
For chemicals, the problem of polluting environment, therefore, producing a kind of leather cleaning agent of high-efficiency environment friendly has prodigious market to need
It asks.
Invention content
The technical problems to be solved by the invention：It is merely to play cleaning action for current leather cleaning agent, it can not
Protective layer formed to leather and fur products surface, and mostly chemicals, the problem of polluting environment provides a kind of leather cleaning agent
Preparation method.
In order to solve the above technical problems, the present invention is using technical solution as described below：
A kind of preparation method of leather cleaning agent, which is characterized in that the preparation method includes the following steps：
（1）In mass ratio 1：10 ~ 15, gelatin, distilled water are mixed, stirred evenly, the pawpaw of gelatin quality 5 ~ 6% is added
Protease is hydrolyzed under microwave, then in the water-bath enzyme deactivation of 90 ~ 100 DEG C of temperature, dry, obtains dried object；
（2）It counts in parts by weight, takes 30 ~ 40 parts of dried objects, 8 ~ 10 parts of diethanol amine, 8 ~ 10 parts of aliphatic acid, 0.1 ~ 0.2 part of dense sulphur
Diethanol amine is warming up to 90 ~ 100 DEG C by acid, is passed through nitrogen protection, and dried object is added, and is warming up to 120 ~ 160 DEG C, and heat preservation adds
Enter aliphatic acid, the concentrated sulfuric acid, then kept the temperature at 120 ~ 160 DEG C of temperature, obtains heat preservation object；
（3）It counts in parts by weight, takes 10 ~ 15 parts of absolute ethyl alcohols, 5 ~ 6 parts of heat preservation objects, 3 ~ 5 parts of water, 2 ~ 3 parts of four butyl esters of phthalandione, it will
Absolute ethyl alcohol, heat preservation object are mixed, and adjust pH value to 5 ~ 6, four butyl ester of phthalandione is added, stirs evenly, water is added dropwise, in temperature 28
It is stirred at ~ 30 DEG C, is warming up at 110 ~ 120 DEG C and stands, be cooled to room temperature, filtered, obtain filter residue, by filter residue ethyl alcohol, washing
Wash 2 ~ 3 times, then at 60 ~ 70 DEG C of temperature it is dry, obtain dried object a, it is spare；
（4）Seed melon seed is shelled, crushes, obtains crushed material, in mass ratio 1：4, by crushed material, n-hexane temperature 45 ~
50 DEG C of degreasings, filtering, obtain degreasing object, and by degreasing object in 45 ~ 50 DEG C of dryings of temperature, sieving obtains sieving, in mass ratio 1：10,
Sieving, deionized water are mixed, adjust pH value to 11 ~ 12, the stirring water-bath extraction at 60 ~ 62 DEG C of temperature, centrifugation takes
Supernatant；
（5）Supernatant is adjusted into pH to 4 ~ 5, centrifugation obtains sediment, precipitation is washed with deionized 2 ~ 3 times in sediment, adjusts
For pH value to 6 ~ 7, freeze-drying obtains dried object b, in mass ratio 10 ~ 15：2 ~ 3, by step（3）Spare dried object a, dried object b
It is mixed, is stirred evenly, obtain stirring thing；
（6）In mass ratio 1：7 ~ 8, sodium alginate, acetic acid solution are mixed, stirred evenly, stirring liquid, in mass ratio 1 are obtained：
5 ~ 6, chitosan, acetic acid solution are mixed, stirred evenly, mixed liquor, in mass ratio 1 are obtained：0.8, by stirring liquid, mixed liquor
It is mixed, is stirred evenly, be placed in 70 ~ 80 DEG C of constant water bath box and keep the temperature, then placed at 3 ~ 4 DEG C, obtain mix and blend thing, press
Mass ratio 10 ~ 15：3 ~ 4, stirring thing is added into mix and blend thing, stirs evenly, the chlorine that amount of substance 1 ~ 2% is mixed is added dropwise
Change in calcium-glutaraldehyde mixed liquor, the middle placement at 3 ~ 4 DEG C of temperature is washed with distilled water 2 ~ 3 times, is done at 28 ~ 30 DEG C of temperature
It is dry to get leather cleaning agent.
The step（2）Middle aliphatic acid is lauric acid.
The step（6）Middle calcium chloride-glutaraldehyde mixed liquor is in mass ratio 2：0.04：10, by calcium chloride, glutaraldehyde,
Water is mixed, and is stirred evenly to get calcium chloride-glutaraldehyde mixed liquor.
Compared with other methods, advantageous effects are the present invention：
（1）The present invention prepares surfactant using gelatin hydrolysate as raw material, then with diethanol amine, fatty acid response, when cleaning
Oil-soluble fat dirt is dissolved using oil phase thing, aqueous-phase material dissolves water-soluble dirt, and free state surfactant has wetting, goes
The effects that dirty, collaboration oil phase thing removes the sweat stain of leather, grease jointly with aqueous-phase material, and aliphatic acid is carbon lauric acid/dodecanoic acid, belongs to full
And aliphatic acid, and it is small to leather irritation, while being combined with the nano-titanium dioxide prepared as raw material using four butyl ester of phthalandione, due to
Nano-titanium dioxide is the inorganic nano material that a kind of catalytic activity is high, oxidability is strong, and under ultraviolet light irradiation, surface has
Superhydrophilic, dirt are not easy to adhere to, and have good antibacterial and self-cleaning performance, and by using surfactant molecule molten
Assemble automatically in liquid, and with the interaction at interface, so that nano particle is uniformly dissipated, to further increase leather cleaning agent
Cleaning performance, while also being wrapped using chitin-sodium alginate, the stability of active principle is on the one hand improved, and
After cross-linking agents, so that interaction between active principle and carrier is formed intricate and finer and close structure, make to have
Imitate the substance migration service life enhancing, to extend the service life of leather cleaning agent, on the other hand due to chitosan have film forming,
Antibiotic property to form protective layer in leather surface, while can also absorb other compositions, reduce the evaporation rate of active ingredient.
The present invention is additionally added extracts protein from seed melon seed, due to the slightly solubility egg having in seed melon seed-protein
White matter, why indissoluble is because a large amount of hydrophobic groupings existing for protein surface, can fetter more fat to slightly solubility protein
Fat hydrocarbon chain, and then the withholding effect that seed melon Seed Storage Protein is verified oily is increased, so as to enable leather to retain itself grease, keep away
Exempt from grease and destroy the problem for causing leather body bone plate hard, also there is good maintenance, glossiness-giving effect to leather.
Specific implementation mode
Aliphatic acid is lauric acid.
Calcium chloride-glutaraldehyde mixed liquor is in mass ratio 2：0.04：10, calcium chloride, glutaraldehyde, water are mixed, stirred
It mixes uniformly to get calcium chloride-glutaraldehyde mixed liquor.
A kind of preparation method of leather cleaning agent, the preparation method include the following steps：
（1）In mass ratio 1：10 ~ 15, gelatin, distilled water are mixed, stirred evenly, the pawpaw of gelatin quality 5 ~ 6% is added
Protease hydrolyzes 30 ~ 60min at 250 ~ 280W of microwave power, then in water-bath 5 ~ 10min of enzyme deactivation of 90 ~ 100 DEG C of temperature, does
It is dry, obtain dried object；
（2）It counts in parts by weight, takes 30 ~ 40 parts of dried objects, 8 ~ 10 parts of diethanol amine, 8 ~ 10 parts of aliphatic acid, 0.1 ~ 0.2 part of quality
Diethanol amine is warming up to 90 ~ 100 DEG C by the concentrated sulfuric acid of score 8 ~ 10%, is passed through nitrogen protection, and dried object is added, is warming up to
120 ~ 160 DEG C, 1 ~ 2h is kept the temperature, aliphatic acid, the concentrated sulfuric acid is added, then keep the temperature 1 ~ 2h at 120 ~ 160 DEG C of temperature, obtains heat preservation object；
（3）It counts in parts by weight, takes 10 ~ 15 parts of absolute ethyl alcohols, 5 ~ 6 parts of heat preservation objects, 3 ~ 5 parts of water, 2 ~ 3 parts of four butyl esters of phthalandione, it will
Absolute ethyl alcohol, heat preservation object are mixed, and adjust pH value to 5 ~ 6, four butyl ester of phthalandione is added, stirs evenly, in 200 ~ 300r/min
Water is added dropwise under stir speed (S.S.), 1 ~ 2h is stirred at 28 ~ 30 DEG C of temperature, be warming up at 110 ~ 120 DEG C and stand 20 ~ for 24 hours, it is cooled to
Room temperature, filtering, obtains filter residue, dry by filter residue ethyl alcohol, water washing 2 ~ 3 times, then at 60 ~ 70 DEG C of temperature, obtains dried object a, standby
With；
（4）Seed melon seed is shelled, crushes, obtains crushed material, in mass ratio 1：4, by crushed material, n-hexane temperature 45 ~
50 DEG C of 7 ~ 8 h of degreasing, filtering, obtain degreasing object, by degreasing object in 45 ~ 50 DEG C of dryings of temperature, cross 50 ~ 60 mesh sieve, obtain sieving, press
Mass ratio 1：10, sieving, deionized water are mixed, adjust pH value to 11 ~ 12, water-bath is stirred at 60 ~ 62 DEG C of temperature
70 ~ 80min is extracted, 15 min is centrifuged with 3000 ~ 3500 r/min, takes supernatant；
（5）Supernatant is adjusted into pH to 4 ~ 5,10 ~ 15min is centrifuged with 7000 ~ 8 000r/min, obtains sediment, sediment is used
Deionized water washing precipitation 2 ~ 3 times adjusts pH value to 6 ~ 7, and freeze-drying obtains dried object b, in mass ratio 10 ~ 15：2 ~ 3, it will walk
Suddenly（3）Spare dried object a, dried object b is mixed, and is stirred evenly, is obtained stirring thing；
（6）In mass ratio 1：7 ~ 8, sodium alginate, acetic acid solution are mixed, stirred evenly, stirring liquid, in mass ratio 1 are obtained：
5 ~ 6, chitosan, acetic acid solution are mixed, stirred evenly, mixed liquor, in mass ratio 1 are obtained：0.8, by stirring liquid, mixed liquor
It is mixed, is stirred evenly, be placed in 25 ~ 30 min of heat preservation in 70 ~ 80 DEG C of constant water bath box, then place 4 ~ 5h at 3 ~ 4 DEG C,
Mix and blend thing, in mass ratio 10 ~ 15：3 ~ 4, stirring thing is added into mix and blend thing, stirs evenly, is added dropwise and is mixed
In the calcium chloride of amount of substance 1 ~ 2%-glutaraldehyde mixed liquor, 4 ~ 5 h of middle placement at 3 ~ 4 DEG C of temperature are washed with distilled water 2 ~ 3 times,
It is dried to get leather cleaning agent at 28 ~ 30 DEG C of temperature.
Aliphatic acid is lauric acid.
Calcium chloride-glutaraldehyde mixed liquor is in mass ratio 2：0.04：10, calcium chloride, glutaraldehyde, water are mixed, stirred
It mixes uniformly to get calcium chloride-glutaraldehyde mixed liquor.
A kind of preparation method of leather cleaning agent, the preparation method include the following steps：
（1）In mass ratio 1：10, gelatin, distilled water are mixed, stirred evenly, the Papain of gelatin quality 5% is added
Enzyme, hydrolyzes 30min at microwave power 250W, then in the water-bath enzyme deactivation 5min of 90 DEG C of temperature, dry, obtains dried object；
（2）It counts in parts by weight, takes the dense sulphur of 30 parts of dried objects, 8 parts of diethanol amine, 8 parts of aliphatic acid, 0.1 part of mass fraction 8%
Diethanol amine is warming up to 90 DEG C by acid, is passed through nitrogen protection, and dried object is added, and is warming up to 120 DEG C, keeps the temperature 1h, and fat is added
Acid, the concentrated sulfuric acid, then 1h is kept the temperature at 120 DEG C of temperature, obtain heat preservation object；
（3）Count in parts by weight, take 10 parts of absolute ethyl alcohols, 5 parts heat preservation object, 3 parts of water, 2 parts of four butyl esters of phthalandione, by absolute ethyl alcohol,
Heat preservation object is mixed, and adjusts pH value to 5, four butyl ester of phthalandione is added, stirs evenly, is added dropwise under 200r/min stir speed (S.S.)s
Water stirs 1h at 28 DEG C of temperature, is warming up at 110 DEG C and stands 20h, be cooled to room temperature, filters, obtains filter residue, filter residue is used
Ethyl alcohol, water washing 2 times, then under temperature 60 C it is dry, obtain dried object a, it is spare；
（4）Seed melon seed is shelled, crushes, obtains crushed material, in mass ratio 1：4, by crushed material, n-hexane in temperature 45 C
Degreasing 7h, filtering, obtains degreasing object, and degreasing object is dried in temperature 45 C, 50 mesh sieve is crossed, obtains sieving, in mass ratio 1：10, it will
Sieving, deionized water are mixed, and adjust pH value to 11, water-bath extraction 70min are stirred under temperature 60 C, with 3000r/
Min centrifuges 15 min, takes supernatant；
（5）Supernatant is adjusted into pH to 4,10min is centrifuged with 7000r/min, sediment is obtained, sediment is washed with deionized
Precipitation 2 times adjusts pH value to 6, and freeze-drying obtains dried object b, in mass ratio 10：2, by step（3）It is spare dried object a, dry
Dry object b is mixed, and is stirred evenly, is obtained stirring thing；
（6）In mass ratio 1：7, sodium alginate, acetic acid solution are mixed, stirred evenly, stirring liquid, in mass ratio 1 are obtained：5,
Chitosan, acetic acid solution are mixed, stirred evenly, mixed liquor, in mass ratio 1 are obtained：0.8, stirring liquid, mixed liquor are carried out
Mixing, stirs evenly, is placed in 70 DEG C of constant water bath box and keeps the temperature 25min, then place 4h at 3 DEG C, mix and blend thing is obtained, by matter
Measure ratio 10：3, stirring thing is added into mix and blend thing, stirs evenly, the calcium chloride-penta two that amount of substance 1% is mixed is added dropwise
In aldehyde mixed liquor, the middle placement 4h at 3 DEG C of temperature is washed with distilled water 2 times, is dried at 28 DEG C of temperature and is cleaned to get leather
Agent.
Aliphatic acid is lauric acid.
Calcium chloride-glutaraldehyde mixed liquor is in mass ratio 2：0.04：10, calcium chloride, glutaraldehyde, water are mixed, stirred
It mixes uniformly to get calcium chloride-glutaraldehyde mixed liquor.
A kind of preparation method of leather cleaning agent, the preparation method include the following steps：
（1）In mass ratio 1：15, gelatin, distilled water are mixed, stirred evenly, the Papain of gelatin quality 6% is added
Enzyme, hydrolyzes 60min at microwave power 280W, then in the water-bath enzyme deactivation 10min of 100 DEG C of temperature, dry, obtains dried object；
（2）Count in parts by weight, take 40 parts of dried objects, 10 parts of diethanol amine, 10 parts of aliphatic acid, 0.2 part of mass fraction 10% it is dense
Diethanol amine is warming up to 100 DEG C by sulfuric acid, is passed through nitrogen protection, and dried object is added, and is warming up to 160 DEG C, keeps the temperature 2h, is added
Aliphatic acid, the concentrated sulfuric acid, then 2h is kept the temperature at 160 DEG C of temperature, obtain heat preservation object；
（3）Count in parts by weight, take 15 parts of absolute ethyl alcohols, 6 parts heat preservation object, 5 parts of water, 3 parts of four butyl esters of phthalandione, by absolute ethyl alcohol,
Heat preservation object is mixed, and adjusts pH value to 6, four butyl ester of phthalandione is added, stirs evenly, is added dropwise under 300r/min stir speed (S.S.)s
Water stirs 2h at 30 DEG C of temperature, is warming up at 120 DEG C and stands for 24 hours, be cooled to room temperature, filters, obtains filter residue, filter residue is used
Ethyl alcohol, water washing 3 times, then under temperature 70 C it is dry, obtain dried object a, it is spare；
（4）Seed melon seed is shelled, crushes, obtains crushed material, in mass ratio 1：4, by crushed material, n-hexane in temperature 50 C
Degreasing 8h, filtering, obtains degreasing object, and degreasing object is dried in temperature 50 C, 60 mesh sieve is crossed, obtains sieving, in mass ratio 1：10, it will
Sieving, deionized water are mixed, and adjust pH value to 12, at 62 DEG C of temperature stirring water-bath extract 80min, with 3500r/
Min centrifuges 15 min, takes supernatant；
（5）Supernatant is adjusted into pH to 5,15min is centrifuged with 8000r/min, sediment is obtained, sediment is washed with deionized
Precipitation 3 times adjusts pH value to 7, and freeze-drying obtains dried object b, in mass ratio 15：3, by step（3）It is spare dried object a, dry
Dry object b is mixed, and is stirred evenly, is obtained stirring thing；
（6）In mass ratio 1：8, sodium alginate, acetic acid solution are mixed, stirred evenly, stirring liquid, in mass ratio 1 are obtained：6,
Chitosan, acetic acid solution are mixed, stirred evenly, mixed liquor, in mass ratio 1 are obtained：0.8, stirring liquid, mixed liquor are carried out
Mixing, stirs evenly, is placed in 80 DEG C of constant water bath box and keeps the temperature 30min, then place 5h at 4 DEG C, mix and blend thing is obtained, by matter
Measure ratio 15：4, stirring thing is added into mix and blend thing, stirs evenly, the calcium chloride-penta two that amount of substance 2% is mixed is added dropwise
In aldehyde mixed liquor, the middle placement 5h at 4 DEG C of temperature is washed with distilled water 3 times, is dried at 30 DEG C of temperature and is cleaned to get leather
Agent.
Aliphatic acid is lauric acid.
Calcium chloride-glutaraldehyde mixed liquor is in mass ratio 2：0.04：10, calcium chloride, glutaraldehyde, water are mixed, stirred
It mixes uniformly to get calcium chloride-glutaraldehyde mixed liquor.
A kind of preparation method of leather cleaning agent, the preparation method include the following steps：
（1）In mass ratio 1：12.5, gelatin, distilled water are mixed, stirred evenly, the pawpaw egg of gelatin quality 5.5% is added
White enzyme, hydrolyzes 45min at microwave power 265W, then in the water-bath enzyme deactivation 7.5min of 95 DEG C of temperature, dry, obtains dried object；
（2）It counts in parts by weight, takes the dense sulphur of 35 parts of dried objects, 9 parts of diethanol amine, 9 parts of aliphatic acid, 0.15 part of mass fraction 9%
Diethanol amine is warming up to 95 DEG C by acid, is passed through nitrogen protection, and dried object is added, and is warming up to 140 DEG C, keeps the temperature 1.5h, and fat is added
Fat acid, the concentrated sulfuric acid, then 1.5h is kept the temperature at 140 DEG C of temperature, obtain heat preservation object；
（3）It counts in parts by weight, takes 12.5 parts of absolute ethyl alcohols, 5.5 parts of heat preservation objects, 4 parts of water, 2.5 parts of four butyl esters of phthalandione, it will be anhydrous
Ethyl alcohol, heat preservation object are mixed, and adjust pH value to 5.5, four butyl ester of phthalandione is added, stirs evenly, in 250r/min stir speed (S.S.)s
Lower dropwise addition water stirs 1.5h at 29 DEG C of temperature, is warming up at 115 DEG C and stands 22h, be cooled to room temperature, filters, obtains filter residue,
It is dry by filter residue ethyl alcohol, water washing 2 times, then at 65 DEG C of temperature, dried object a is obtained, it is spare；
（4）Seed melon seed is shelled, crushes, obtains crushed material, in mass ratio 1：4, by crushed material, n-hexane in 47 DEG C of temperature
Degreasing 7.5h, filtering, obtains degreasing object, by degreasing object in 47 DEG C of dryings of temperature, crosses 55 mesh sieve, obtains sieving, in mass ratio 1：10,
Sieving, deionized water are mixed, adjust pH value to 11.5, at 61 DEG C of temperature stirring water-bath extract 75min, with
3250r/min centrifuges 15 min, takes supernatant；
（5）Supernatant is adjusted into pH to 4.5,12.5min is centrifuged with 7500r/min, sediment is obtained, by sediment deionized water
Washing precipitation 2 times adjusts pH value to 6.5, and freeze-drying obtains dried object b, in mass ratio 12.5：2.5, by step（3）Spare
Dried object a, dried object b are mixed, and are stirred evenly, are obtained stirring thing；
（6）In mass ratio 1：7.5, sodium alginate, acetic acid solution are mixed, stirred evenly, stirring liquid, in mass ratio 1 are obtained：
5.5, chitosan, acetic acid solution are mixed, stirred evenly, mixed liquor, in mass ratio 1 are obtained：0.8, by stirring liquid, mixed liquor
It is mixed, is stirred evenly, be placed in 75 DEG C of constant water bath box and keep the temperature 27.5min, then 4.5h is placed at 3 DEG C, obtain mixing and stir
Mix object, in mass ratio 12.5：3.5, stirring thing is added into mix and blend thing, stirs evenly, is added dropwise and amount of substance is mixed
In 1.5% calcium chloride-glutaraldehyde mixed liquor, the middle placement 4.5h at 3 DEG C of temperature is washed with distilled water 2 times, in 29 DEG C of temperature
Lower drying is to get leather cleaning agent.
Comparative example：The leather cleaning agent of Wengyuan County company production.
The leather cleaning agent of the leather cleaning agent and comparative example that respectively prepared by the present invention carries out same batch leather clear
Experiment is washed, 50 people is randomly selected and evaluates effect after cleaning, specific detection result is shown in Table 1.
Table 1：
| Detection project | Example 1 | Example 2 | Example 3 | Reference examples |
| Appearance | It is bright | It is bright | It is bright | Color and luster is poor |
| Oil sense | ++++ | ++++ | ++++ | ++ |
| Flexibility | +++ | +++ | +++ | ++ |
Note："+" quantity is more, shows that effect is better.
In summary, effect is good after leather cleaning agent of the invention cleaning, and does not influence the performance of leather, is worthy to be popularized.
Claims (3)
1. a kind of preparation method of leather cleaning agent, which is characterized in that the preparation method includes the following steps：
（1）In mass ratio 1：10 ~ 15, gelatin, distilled water are mixed, stirred evenly, the pawpaw of gelatin quality 5 ~ 6% is added
Protease is hydrolyzed under microwave, then in the water-bath enzyme deactivation of 90 ~ 100 DEG C of temperature, dry, obtains dried object；
（2）It counts in parts by weight, takes 30 ~ 40 parts of dried objects, 8 ~ 10 parts of diethanol amine, 8 ~ 10 parts of aliphatic acid, 0.1 ~ 0.2 part of dense sulphur
Diethanol amine is warming up to 90 ~ 100 DEG C by acid, is passed through nitrogen protection, and dried object is added, and is warming up to 120 ~ 160 DEG C, and heat preservation adds
Enter aliphatic acid, the concentrated sulfuric acid, then kept the temperature at 120 ~ 160 DEG C of temperature, obtains heat preservation object；
（3）It counts in parts by weight, takes 10 ~ 15 parts of absolute ethyl alcohols, 5 ~ 6 parts of heat preservation objects, 3 ~ 5 parts of water, 2 ~ 3 parts of four butyl esters of phthalandione, it will
Absolute ethyl alcohol, heat preservation object are mixed, and adjust pH value to 5 ~ 6, four butyl ester of phthalandione is added, stirs evenly, water is added dropwise, in temperature 28
It is stirred at ~ 30 DEG C, is warming up at 110 ~ 120 DEG C and stands, be cooled to room temperature, filtered, obtain filter residue, by filter residue ethyl alcohol, washing
Wash 2 ~ 3 times, then at 60 ~ 70 DEG C of temperature it is dry, obtain dried object a, it is spare；
（4）Seed melon seed is shelled, crushes, obtains crushed material, in mass ratio 1：4, by crushed material, n-hexane temperature 45 ~
50 DEG C of degreasings, filtering, obtain degreasing object, and by degreasing object in 45 ~ 50 DEG C of dryings of temperature, sieving obtains sieving, in mass ratio 1：10,
Sieving, deionized water are mixed, adjust pH value to 11 ~ 12, the stirring water-bath extraction at 60 ~ 62 DEG C of temperature, centrifugation takes
Supernatant；
（5）Supernatant is adjusted into pH to 4 ~ 5, centrifugation obtains sediment, precipitation is washed with deionized 2 ~ 3 times in sediment, adjusts
For pH value to 6 ~ 7, freeze-drying obtains dried object b, in mass ratio 10 ~ 15：2 ~ 3, by step（3）Spare dried object a, dried object b
It is mixed, is stirred evenly, obtain stirring thing；
（6）In mass ratio 1：7 ~ 8, sodium alginate, acetic acid solution are mixed, stirred evenly, stirring liquid, in mass ratio 1 are obtained：
5 ~ 6, chitosan, acetic acid solution are mixed, stirred evenly, mixed liquor, in mass ratio 1 are obtained：0.8, by stirring liquid, mixed liquor
It is mixed, is stirred evenly, be placed in 70 ~ 80 DEG C of constant water bath box and keep the temperature, then placed at 3 ~ 4 DEG C, obtain mix and blend thing, press
Mass ratio 10 ~ 15：3 ~ 4, stirring thing is added into mix and blend thing, stirs evenly, the chlorine that amount of substance 1 ~ 2% is mixed is added dropwise
Change in calcium-glutaraldehyde mixed liquor, the middle placement at 3 ~ 4 DEG C of temperature is washed with distilled water 2 ~ 3 times, is done at 28 ~ 30 DEG C of temperature
It is dry to get leather cleaning agent.
2. the preparation method of leather cleaning agent according to claim 1, which is characterized in that the step（2）Middle aliphatic acid is
Lauric acid.
3. the preparation method of leather cleaning agent according to claim 1, which is characterized in that the step（6）Middle calcium chloride-penta
Dialdehyde mixed liquor is in mass ratio 2：0.04：10, calcium chloride, glutaraldehyde, water are mixed, stirred evenly to get calcium chloride-
Glutaraldehyde mixed liquor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810309380.5A CN108300578A (en) | 2018-04-09 | 2018-04-09 | A kind of preparation method of leather cleaning agent |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810309380.5A CN108300578A (en) | 2018-04-09 | 2018-04-09 | A kind of preparation method of leather cleaning agent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111543753A (en) * | 2020-06-05 | 2020-08-18 | 杭州天龙手袋股份有限公司 | Handbag with cowhide finishing layer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102732390A (en) * | 2012-07-10 | 2012-10-17 | 宋子奎 | Colored leather hyperchromic/cleaning agent composite and preparation method thereof |
| CN104419784A (en) * | 2013-08-28 | 2015-03-18 | 青岛医防消毒专业技术中心 | Leather nursing agent |
| CN106591508A (en) * | 2015-10-15 | 2017-04-26 | 重庆吉凯工贸有限公司 | Maintenance treatment agent for motorcycle leather product |
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2018
- 2018-04-09 CN CN201810309380.5A patent/CN108300578A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102732390A (en) * | 2012-07-10 | 2012-10-17 | 宋子奎 | Colored leather hyperchromic/cleaning agent composite and preparation method thereof |
| CN104419784A (en) * | 2013-08-28 | 2015-03-18 | 青岛医防消毒专业技术中心 | Leather nursing agent |
| CN106591508A (en) * | 2015-10-15 | 2017-04-26 | 重庆吉凯工贸有限公司 | Maintenance treatment agent for motorcycle leather product |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111543753A (en) * | 2020-06-05 | 2020-08-18 | 杭州天龙手袋股份有限公司 | Handbag with cowhide finishing layer |
| CN111543753B (en) * | 2020-06-05 | 2022-07-12 | 杭州天龙手袋股份有限公司 | Handbag with cowhide finishing layer |
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Application publication date: 20180720 |