CN104789716A - Leather caring agent and preparation method thereof - Google Patents
Leather caring agent and preparation method thereof Download PDFInfo
- Publication number
- CN104789716A CN104789716A CN201510126100.3A CN201510126100A CN104789716A CN 104789716 A CN104789716 A CN 104789716A CN 201510126100 A CN201510126100 A CN 201510126100A CN 104789716 A CN104789716 A CN 104789716A
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- leather
- care products
- mixture
- leather care
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C11/00—Surface finishing of leather
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09G—POLISHING COMPOSITIONS; SKI WAXES
- C09G1/00—Polishing compositions
- C09G1/06—Other polishing compositions
- C09G1/14—Other polishing compositions based on non-waxy substances
- C09G1/16—Other polishing compositions based on non-waxy substances on natural or synthetic resins
-
- 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
- C14C11/003—Surface finishing of leather using macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C9/00—Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention provides a leather caring agent and a preparation method thereof. The leather caring agent comprises methacrylic acid, butyl acrylate, phenol, sulfated castor oil, sodium pyrosulfite, hexadecanol polyoxyethylene ether, polydimethylsiloxane, 2,2-dimethylolpropionic acid, toluene diisocynate, p-methyl benzaldehyde, polymethylhydrosiloxane, polyurethane, an aqueous triethanolamine solution and ethylene glycol monobutyl ether. The preparation method comprises the following steps: firstly, mixing methacrylic acid, butyl acrylate and phenol, and adding sulfated castor oil and polydimethylsiloxane to obtain a mixture I; secondly, adding sodium pyrosulfite, hexadecanol polyoxyethylene ether, 2, 2-dimethylolpropionic acid, toluene diisocynate and p-methyl benzaldehyde into the aqueous triethanolamine solution to obtain a mixture II; finally, mixing the mixture I and the mixture II, and adding the rest components to obtain the leather caring agent. The leather caring agent can not only soften leather to improve the hand feel, but also protect the leather to enable the leather to be unlikely to age and fade.
Description
Technical field
The invention belongs to nursing agent technical field, be specifically related to a kind of leather care products and preparation method thereof.
Background technology
Along with people's living standard is more and more higher, leatherware enters in daily life gradually, and the leathercrafts such as leather shoes, fur clothing, suitcase become popular consumer goods.Along with the increase of duration of service, leatherware can be hardening, and feel is deteriorated, and tarnishes, and affects attractive in appearance.
Why soft leather is, when its basic reason is just process hides, grease is introduced the inside of animal skin, form the oil film comprehensively covering intracutaneous fiber surface, namely separate with the oil film of one deck suitable depth between intracutaneous fiber surface, like this, between leather internal fiber, the frictional force of movement is just equivalent to the frictional force of oil molecule, and thus leather will be very soft.But, owing to introducing the grease of leather inside in its natural state, slowly can volatilize along with the remote of time and wander away, or oil film is destroyed due to other reason, in case of under water generation hydrolysis or hot environment, oil film is destroyed, and grease volatilization is wandered away, thus will mutually be bonded together between leather internal fiber, thus make leather hardening, become fragile.
Leather care products is for nursing the leatherware such as fur clothing, leather sofa, suitcase, skin chair, leather shoes, and makes the extensive light of leather multiple soft as new product.Although existing leather care products has good effect in softening cortex, feel on the market, too large to the injury of leather, also easily make skin fade.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art and a kind of leather care products and preparation method thereof be provided, this leather care products in softening cortex, improve while feel, can adequately protect cortex, make its not easily aging, do not fade.
A kind of leather care products, comprises with parts by weight: methacrylic acid 1 ~ 6 part, butyl acrylate 1 ~ 7 part, phenol 2 ~ 7 parts, sulfated castor oil 2 ~ 8 parts, Sodium Pyrosulfite 1 ~ 5 part, hexadecanol Soxylat A 25-7 3 ~ 9 parts, polydimethylsiloxane 2 ~ 7 parts, 2,2-dimethylol propionic acid 3 ~ 5 parts, tolylene diisocyanate 1 ~ 6 part, p-tolyl aldehyde 2 ~ 7 parts, polymethyl hydrogen siloxane 3 ~ 7 parts, urethane 4 ~ 9 parts, the trolamine aqueous solution 4 ~ 12 parts, ethylene glycol monobutyl ether 2 ~ 7 parts.
As the further improvement of foregoing invention, the mass concentration of the described trolamine aqueous solution is 7%.
As the further improvement of foregoing invention, described leather care products comprises with parts by weight: methacrylic acid 4 parts, butyl acrylate 3 parts, phenol 4 parts, sulfated castor oil 6 parts, Sodium Pyrosulfite 2 parts, hexadecanol Soxylat A 25-7 6 parts, polydimethylsiloxane 5 parts, 2,2-dimethylol propionic acid 4 parts, tolylene diisocyanate 3 parts, p-tolyl aldehyde 5 parts, polymethyl hydrogen siloxane 4 parts, urethane 5 parts, the trolamine aqueous solution 9 parts, ethylene glycol monobutyl ether 5 parts.
The preparation method of above-mentioned leather care products, comprises the following steps:
Step 1, mixes methacrylic acid, butyl acrylate and phenol, after stirring, then adds sulfated castor oil and polydimethylsiloxane, and limit edged stirs, and obtains mixture I;
Step 2, adds to Sodium Pyrosulfite, hexadecanol Soxylat A 25-7,2,2-dimethylol propionic acids, tolylene diisocyanate and p-tolyl aldehyde in the trolamine aqueous solution, stirs, obtain mixture II;
Step 3, mixes step 1 gained mixture I and step 2 gained mixture II, then adds polymethyl hydrogen siloxane, urethane and ethylene glycol monobutyl ether, and 60 ~ 80 DEG C of constant temperature stir, and are cooled to room temperature, obtain leather care products.
As the further improvement of foregoing invention, prepare mixture I in step 1 and carry out under 60 ~ 80 DEG C of conditions.
As the further improvement of foregoing invention, prepare mixture II in step 2 and carry out under vacuum tightness is 0.07 ~ 0.1MPa condition.
As the further improvement of foregoing invention, in step 3, constant temperature churning time is 3 ~ 5h.
Leather care products of the present invention is while keeping good softening cortex, improving the effect of feel, and can adequately protect cortex, makes it not easily aging, and the permanent elasticity keeping leather, maintain the color and luster of leather, waterproof and dustproof, mildew-resistant, feel is smooth.
Embodiment
Embodiment 1
A kind of leather care products, comprises with parts by weight: methacrylic acid 1 part, butyl acrylate 1 part, phenol 2 parts, sulfated castor oil 2 parts, Sodium Pyrosulfite 1 part, hexadecanol Soxylat A 25-7 3 parts, polydimethylsiloxane 2 parts, 2,2-dimethylol propionic acid 3 parts, tolylene diisocyanate 1 part, p-tolyl aldehyde 2 parts, polymethyl hydrogen siloxane 3 parts, urethane 4 parts, the trolamine aqueous solution 4 parts, ethylene glycol monobutyl ether 2 parts.
The preparation method of above-mentioned leather care products, comprises the following steps:
Step 1, mixes methacrylic acid, butyl acrylate and phenol, after stirring, then adds sulfated castor oil and polydimethylsiloxane, 60 DEG C of insulations under 60 DEG C of conditions, and limit edged stirs, and obtains mixture I;
Step 2, adds in the trolamine aqueous solution by Sodium Pyrosulfite, hexadecanol Soxylat A 25-7,2,2-dimethylol propionic acids, tolylene diisocyanate and p-tolyl aldehyde, stirs under vacuum tightness is 0.07MPa condition, obtain mixture II;
Step 3, mixes step 1 gained mixture I and step 2 gained mixture II, then adds polymethyl hydrogen siloxane, urethane and ethylene glycol monobutyl ether, and 60 DEG C of constant temperature stir 4h, are cooled to room temperature, obtain leather care products.
Embodiment 2
A kind of leather care products, comprises with parts by weight: methacrylic acid 3 parts, butyl acrylate 2 parts, phenol 4 parts, sulfated castor oil 3 parts, Sodium Pyrosulfite 4 parts, hexadecanol Soxylat A 25-7 6 parts, polydimethylsiloxane 5 parts, 2,2-dimethylol propionic acid 4 parts, tolylene diisocyanate 2 parts, p-tolyl aldehyde 3 parts, polymethyl hydrogen siloxane 5 parts, urethane 6 parts, the trolamine aqueous solution 8 parts, ethylene glycol monobutyl ether 5 parts.
The preparation method of above-mentioned leather care products, comprises the following steps:
Step 1, mixes methacrylic acid, butyl acrylate and phenol, after stirring, then adds sulfated castor oil and polydimethylsiloxane, 70 DEG C of insulations under 70 DEG C of conditions, and limit edged stirs, and obtains mixture I;
Step 2, adds in the trolamine aqueous solution by Sodium Pyrosulfite, hexadecanol Soxylat A 25-7,2,2-dimethylol propionic acids, tolylene diisocyanate and p-tolyl aldehyde, stirs under vacuum tightness is 0.09MPa condition, obtain mixture II;
Step 3, mixes step 1 gained mixture I and step 2 gained mixture II, then adds polymethyl hydrogen siloxane, urethane and ethylene glycol monobutyl ether, and 60 DEG C of constant temperature stir 4h, are cooled to room temperature, obtain leather care products.
Embodiment 3
A kind of leather care products, comprises with parts by weight: methacrylic acid 4 parts, butyl acrylate 3 parts, phenol 4 parts, sulfated castor oil 6 parts, Sodium Pyrosulfite 2 parts, hexadecanol Soxylat A 25-7 6 parts, polydimethylsiloxane 5 parts, 2,2-dimethylol propionic acid 4 parts, tolylene diisocyanate 3 parts, p-tolyl aldehyde 5 parts, polymethyl hydrogen siloxane 4 parts, urethane 5 parts, the trolamine aqueous solution 9 parts, ethylene glycol monobutyl ether 5 parts.
The preparation method of above-mentioned leather care products, comprises the following steps:
Step 1, mixes methacrylic acid, butyl acrylate and phenol, after stirring, then adds sulfated castor oil and polydimethylsiloxane, 75 DEG C of insulations under 75 DEG C of conditions, and limit edged stirs, and obtains mixture I;
Step 2, adds in the trolamine aqueous solution by Sodium Pyrosulfite, hexadecanol Soxylat A 25-7,2,2-dimethylol propionic acids, tolylene diisocyanate and p-tolyl aldehyde, stirs under vacuum tightness is 0.09MPa condition, obtain mixture II;
Step 3, mixes step 1 gained mixture I and step 2 gained mixture II, then adds polymethyl hydrogen siloxane, urethane and ethylene glycol monobutyl ether, and 75 DEG C of constant temperature stir 3h, are cooled to room temperature, obtain leather care products.
Embodiment 4
A kind of leather care products, comprises with parts by weight: methacrylic acid 5 parts, butyl acrylate 6 parts, phenol 4 parts, sulfated castor oil 7 parts, Sodium Pyrosulfite 3 parts, hexadecanol Soxylat A 25-7 8 parts, polydimethylsiloxane 6 parts, 2,2-dimethylol propionic acid 4 parts, tolylene diisocyanate 2 parts, p-tolyl aldehyde 3 parts, polymethyl hydrogen siloxane 5 parts, urethane 8 parts, the trolamine aqueous solution 10 parts, ethylene glycol monobutyl ether 6 parts.
The preparation method of above-mentioned leather care products, comprises the following steps:
Step 1, mixes methacrylic acid, butyl acrylate and phenol, after stirring, then adds sulfated castor oil and polydimethylsiloxane, 75 DEG C of insulations under 75 DEG C of conditions, and limit edged stirs, and obtains mixture I;
Step 2, adds in the trolamine aqueous solution by Sodium Pyrosulfite, hexadecanol Soxylat A 25-7,2,2-dimethylol propionic acids, tolylene diisocyanate and p-tolyl aldehyde, stirs under vacuum tightness is 0.09MPa condition, obtain mixture II;
Step 3, mixes step 1 gained mixture I and step 2 gained mixture II, then adds polymethyl hydrogen siloxane, urethane and ethylene glycol monobutyl ether, and 75 DEG C of constant temperature stir 3h, are cooled to room temperature, obtain leather care products.
Embodiment 5
A kind of leather care products, comprises with parts by weight: methacrylic acid 6 parts, butyl acrylate 7 parts, phenol 7 parts, sulfated castor oil 8 parts, Sodium Pyrosulfite 5 parts, hexadecanol Soxylat A 25-7 9 parts, polydimethylsiloxane 7 parts, 2,2-dimethylol propionic acid 5 parts, tolylene diisocyanate 6 parts, p-tolyl aldehyde 7 parts, polymethyl hydrogen siloxane 7 parts, urethane 9 parts, the trolamine aqueous solution 12 parts, ethylene glycol monobutyl ether 7 parts.
The preparation method of above-mentioned leather care products, comprises the following steps:
Step 1, mixes methacrylic acid, butyl acrylate and phenol, after stirring, then adds sulfated castor oil and polydimethylsiloxane, 80 DEG C of insulations under 80 DEG C of conditions, and limit edged stirs, and obtains mixture I;
Step 2, adds in the trolamine aqueous solution by Sodium Pyrosulfite, hexadecanol Soxylat A 25-7,2,2-dimethylol propionic acids, tolylene diisocyanate and p-tolyl aldehyde, stirs under vacuum tightness is 0.1MPa condition, obtain mixture II;
Step 3, mixes step 1 gained mixture I and step 2 gained mixture II, then adds polymethyl hydrogen siloxane, urethane and ethylene glycol monobutyl ether, and 80 DEG C of constant temperature stir 3h, are cooled to room temperature, obtain leather care products.
Embodiment 1 to 5 gained leather care products and two kinds of commercially available leather care products are carried out performance test,
(1), under leather care products being placed on the environment of 50 DEG C, observing its appearance change, detect the stability of leather care products.
(2) by leather care products roller coat 4g on every foot of leather, dry.The softness of ST300 softness instrument to leather is adopted to measure; The colour fastness of leather fade tester to leather is adopted to measure; The permeability of leather is detected by range estimation; Xerotripsis performance and the wet rubbing performance of leather is detected with reference to GB/T4689.20.
Result is as follows:
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Comparative example 1 | Comparative example 2 | |
| Stability | Unchanged | Unchanged | Unchanged | Unchanged | Unchanged | Layering | Layering |
| Flexibility | 5.56 | 5.47 | 5.69 | 5.55 | 5.87 | 4.32 | 4.11 |
| Colour fastness | 5 | 5 | 5 | 5 | 5 | 2 | 3 |
| Permeability | Good | Good | Good | Good | Good | Good | Good |
| Xerotripsis (secondary) | ＞500 | ＞500 | ＞500 | ＞500 | ＞500 | ＞400 | ＞400 |
| Wet rubbing (secondary) | 400 | 450 | 420 | 470 | 465 | 320 | 300 |
From above result, roller coat leather suppleness of the present invention and colour fastness, far above comparative example, illustrate that leather care products of the present invention is while the flexibility making leather keep good, can keep leather color and luster, make leather not fugitive color.In addition, adopt leather care products coating leather provided by the invention, the wet-rub resistance of leather is good, and permeability is good.
Claims (7)
1. a leather care products, it is characterized in that: comprise with parts by weight: methacrylic acid 1 ~ 6 part, butyl acrylate 1 ~ 7 part, phenol 2 ~ 7 parts, sulfated castor oil 2 ~ 8 parts, Sodium Pyrosulfite 1 ~ 5 part, hexadecanol Soxylat A 25-7 3 ~ 9 parts, polydimethylsiloxane 2 ~ 7 parts, 2,2-dimethylol propionic acid 3 ~ 5 parts, tolylene diisocyanate 1 ~ 6 part, p-tolyl aldehyde 2 ~ 7 parts, polymethyl hydrogen siloxane 3 ~ 7 parts, urethane 4 ~ 9 parts, the trolamine aqueous solution 4 ~ 12 parts, ethylene glycol monobutyl ether 2 ~ 7 parts.
2. leather care products according to claim 1, is characterized in that: the mass concentration of the described trolamine aqueous solution is 7%.
3. leather care products according to claim 1, is characterized in that: described leather care products comprises with parts by weight: methacrylic acid 4 parts, butyl acrylate 3 parts, phenol 4 parts, sulfated castor oil 6 parts, Sodium Pyrosulfite 2 parts, hexadecanol Soxylat A 25-7 6 parts, polydimethylsiloxane 5 parts, 2,2-dimethylol propionic acid 4 parts, tolylene diisocyanate 3 parts, p-tolyl aldehyde 5 parts, polymethyl hydrogen siloxane 4 parts, urethane 5 parts, the trolamine aqueous solution 9 parts, ethylene glycol monobutyl ether 5 parts.
4. the preparation method of leather care products described in claim 1, is characterized in that: comprise the following steps:
Step 1, mixes methacrylic acid, butyl acrylate and phenol, after stirring, then adds sulfated castor oil and polydimethylsiloxane, and limit edged stirs, and obtains mixture I;
Step 2, adds to Sodium Pyrosulfite, hexadecanol Soxylat A 25-7,2,2-dimethylol propionic acids, tolylene diisocyanate and p-tolyl aldehyde in the trolamine aqueous solution, stirs, obtain mixture II;
Step 3, mixes step 1 gained mixture I and step 2 gained mixture II, then adds polymethyl hydrogen siloxane, urethane and ethylene glycol monobutyl ether, and 60 ~ 80 DEG C of constant temperature stir, and are cooled to room temperature, obtain leather care products.
5. the preparation method of leather care products according to claim 4, is characterized in that: prepare mixture I in step 1 and carry out under 60 ~ 80 DEG C of conditions.
6. the preparation method of leather care products according to claim 4, is characterized in that: prepare mixture II in step 2 and carry out under vacuum tightness is 0.07 ~ 0.1MPa condition.
7. the preparation method of leather care products according to claim 4, is characterized in that: in step 3, constant temperature churning time is 3 ~ 5h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510126100.3A CN104789716A (en) | 2015-03-23 | 2015-03-23 | Leather caring agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510126100.3A CN104789716A (en) | 2015-03-23 | 2015-03-23 | Leather caring agent and preparation method thereof |
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| Publication Number | Publication Date |
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| CN104789716A true CN104789716A (en) | 2015-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510126100.3A Pending CN104789716A (en) | 2015-03-23 | 2015-03-23 | Leather caring agent and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106085249A (en) * | 2016-06-17 | 2016-11-09 | 广州保赐利化工有限公司 | A kind of dash board wax |
| CN108866260A (en) * | 2018-06-29 | 2018-11-23 | 深圳市艾贝比品牌管理咨询有限公司 | A kind of leather care products and preparation method thereof |
| CN111040107A (en) * | 2019-12-30 | 2020-04-21 | 四川德赛尔化工实业有限公司 | Polymer retanning fatliquor and preparation method thereof, polymer retanning fatliquor emulsion and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1032958A (en) * | 1987-10-31 | 1989-05-17 | 新华皮革化工厂 | Resin type pigment paste for leather processing |
| CN1071677A (en) * | 1991-10-21 | 1993-05-05 | 白瑛 | A kind of coating and decorating agent for leather |
| RU2140949C1 (en) * | 1995-06-20 | 1999-11-10 | Новосибирское акционерное общество закрытого типа "КОРС" | Cover paint composition for leathers |
-
2015
- 2015-03-23 CN CN201510126100.3A patent/CN104789716A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1032958A (en) * | 1987-10-31 | 1989-05-17 | 新华皮革化工厂 | Resin type pigment paste for leather processing |
| CN1071677A (en) * | 1991-10-21 | 1993-05-05 | 白瑛 | A kind of coating and decorating agent for leather |
| RU2140949C1 (en) * | 1995-06-20 | 1999-11-10 | Новосибирское акционерное общество закрытого типа "КОРС" | Cover paint composition for leathers |
Non-Patent Citations (1)
| Title |
|---|
| 李妮妮，于文: "皮革清洁护理剂的研究进展", 《技术圆桌》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106085249A (en) * | 2016-06-17 | 2016-11-09 | 广州保赐利化工有限公司 | A kind of dash board wax |
| CN108866260A (en) * | 2018-06-29 | 2018-11-23 | 深圳市艾贝比品牌管理咨询有限公司 | A kind of leather care products and preparation method thereof |
| CN111040107A (en) * | 2019-12-30 | 2020-04-21 | 四川德赛尔化工实业有限公司 | Polymer retanning fatliquor and preparation method thereof, polymer retanning fatliquor emulsion and preparation method and application thereof |
| CN111040107B (en) * | 2019-12-30 | 2021-10-01 | 四川德赛尔新材料科技有限公司 | Polymer retanning fatliquor and preparation method thereof, polymer retanning fatliquor emulsion and preparation method and application thereof |
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