CN112590324A - High-gloss leather and manufacturing method thereof - Google Patents
High-gloss leather and manufacturing method thereof Download PDFInfo
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- CN112590324A CN112590324A CN202011133957.5A CN202011133957A CN112590324A CN 112590324 A CN112590324 A CN 112590324A CN 202011133957 A CN202011133957 A CN 202011133957A CN 112590324 A CN112590324 A CN 112590324A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/02—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- 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
-
- 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
-
- 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
- C14C9/02—Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes using fatty or oily materials, e.g. fat liquoring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/406—Bright, glossy, shiny surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/73—Hydrophobic
Landscapes
- 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)
- Oil, Petroleum & Natural Gas (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention belongs to the field of leather manufacturing processes, and particularly relates to high-glossiness leather which comprises surface layer leather and lining fabric, wherein the lining fabric consists of laminating cloth, glue and sponge, the surface layer leather is made of animal hides, the animal hides need to be cleaned by using a cleaning agent, and the lining fabric is fixed on the inner side of the surface layer leather through stitches. The leather has the characteristics of water resistance and oxidation resistance, the practicability is high, and the phenomenon that the surface of the prepared leather is dark in color and cannot be used, so that wrinkles are easily generated on the surface of the leather is avoided.
Description
Technical Field
The invention belongs to the field of leather manufacturing processes, and particularly relates to high-glossiness leather and a manufacturing method thereof.
Background
Leather is a warpDepilation andtanningAnd the like, and the animal skin which is obtained by physical and chemical processing and is denatured and non-perishable is obtained. The leather is made of natural protein fibersThree-dimensional spaceThe fabric is tightly woven, the surface of the fabric is provided with a special grain layer, and the fabric has natural grains and luster and comfortable hand feeling.
With the progress of the times, the quality requirements of leather products in society are higher and higher, so that the traditional leather production process is no longer suitable for the life of the society at present, the production period of the traditional leather is long, and the corrosion resistance and the waterproof performance are poor, so that the functionality of the leather is poor in the social environment at present.
Therefore, we propose a high gloss leather and a method for making the same to solve the above problems.
Disclosure of Invention
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.
The invention aims to solve the problems and provides leather with high glossiness and a manufacturing method thereof.
In order to achieve the purpose, the technical solution of the invention is as follows: leather of high gloss, comprising a surface layer leather and an inner lining fabric, said inner lining fabric consisting of a laminated cloth, glue and sponge, said surface layer leather being made of animal hide which has to be cleaned with a cleaning agent, said inner lining fabric being fixed on the inside of the surface layer leather by stitches.
In the leather with high glossiness, the sewing mode adopts a double-sewing method.
In the leather with high glossiness, the laminating cloth is non-woven cloth, the sponge is nano sponge, and the glue is HY-T160 glue.
In one of the high gloss leathers described above, the cleaning agent for cleaning animal hides comprises a universal cleaning emulsifier concentrate and a thickening powder, the ratio of the universal cleaning emulsifier concentrate to the thickening powder being 14: 1.
In the leather with high glossiness, the inner layers of the lining fabric are respectively that the sponge is positioned on the inner side of the surface layer leather and is contacted with the inner side of the surface layer leather, and the lower side of the sponge is bonded with the mounting cloth through glue.
A method for manufacturing leather with high glossiness comprises the following steps:
s1, preparing surface leather: taking down the whole animal hide, soaking in a cleaning agent, adding a preservative and sufficient water into a mixing container, mixing and stirring uniformly, controlling the temperature at 25-35 ℃, standing for 2-3 hours, taking out and cleaning to obtain cleaned hide;
s2, tanning and surface treatment of the hide: preparing a skin and a second layer of skin from the cleaned raw skin by a layered cutting blade, tanning the raw skin which is cut into the skin and the second layer of skin in classification, tanning the raw skin by adopting a Stahl Easy White Tan tanning system, finishing and leveling lines such as wrinkles and the like generated on the surface of the tanned raw skin, coloring the surface of the raw skin by adopting dye, and performing greasing treatment on the surface layer of the raw skin by adopting emulsion;
s3, stretching and embossing the raw hide: fixing the periphery of the raw hide, standing for 6-8 hours to stretch and form the periphery of the raw hide, carrying out vacuum drying on the stretched raw hide, adding a small amount of preservative, carrying out base coating decoration on the raw hide after drying, carrying out high-temperature embossing, and standing and cooling to obtain bright leather;
s4, manufacturing the high-gloss leather: and fixing the bright leather, the sponge and the laminating cloth by utilizing sewing threads and glue to obtain a high-glossiness leather finished product.
In the above method for making high-gloss leather, the tanning temperature of the hide is controlled at 35-37 deg.C, the water addition amount before tanning is 15-20 times of the weight of the hide, and the tanning time is not less than 24 hours in S2.
In the above method for manufacturing high gloss leather, the temperature for vacuum drying of the raw leather is 95-100 ℃, the difference between the upper and lower vacuum degrees is 200 ± 20mmHg, and the moisture of the leather is controlled to be 10-15% in S3.
By adopting the technical scheme, the invention has the beneficial effects that: according to the high-glossiness leather and the manufacturing method thereof, the surface of the raw hide is greased after the tanning process is finished, and the base coating is carried out on the raw hide after the raw hide is stretched and dried, so that the oxidation resistance and the surface glossiness of the surface of the raw hide are greatly enhanced, the surface glossiness of the prepared raw hide is high, and meanwhile, the leather has the characteristics of water resistance and oxidation resistance, the practicability is high, and the phenomenon that the surface color of the prepared leather is dark and weak in use, so that the surface of the leather is easy to wrinkle or the leather is scrapped due to the fact that the leather is not waterproof and mildewed is avoided.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
These and other objects, features and advantages of the present invention will become more readily apparent from the following detailed description of one or more preferred embodiments.
Detailed Description
The following embodiments of the present invention will be described in detail with reference to the accompanying examples, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented. It should be noted that, as long as there is no conflict, the embodiments and the features of the embodiments of the present invention may be combined with each other, and the technical solutions formed are within the scope of the present invention.
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details or with other methods described herein.
Example 1
The invention provides high-glossiness leather which comprises surface leather and lining fabric, wherein the lining fabric consists of laminating cloth, glue and sponge, the surface leather is made of animal hides, the animal hides need to be cleaned by using a cleaning agent, and the lining fabric is fixed on the inner side of the surface leather through stitches.
Specifically, the sewing mode adopts a double-sewing method for sewing.
Specifically, the laminating cloth is non-woven cloth, the sponge is nano sponge, and the glue is HY-T160 glue.
Specifically, the cleaning agent for cleaning the animal hides comprises a universal cleaning emulsifier master batch and thickening powder, wherein the ratio of the universal cleaning emulsifier master batch to the thickening powder is 14: 1.
Specifically, the inner layers of the lining fabric are respectively that the sponge is located on the inner side of the surface layer leather and contacts with the inner side of the surface layer leather, and the lower side of the sponge is bonded with the mounting cloth through glue.
A method for manufacturing leather with high glossiness comprises the following steps:
s1, preparing surface leather: taking down the whole animal hide, soaking in a cleaning agent, adding a preservative and sufficient water into a mixing container, mixing and stirring uniformly, controlling the temperature at 25 ℃, standing for 2.5 hours, taking out and cleaning to obtain cleaned hide;
s2, tanning and surface treatment of the hide: preparing a skin and a second layer of skin from the cleaned raw skin by a layered cutting blade, tanning the raw skin which is cut into the skin and the second layer of skin in classification, tanning the raw skin by adopting a Stahl Easy White Tan tanning system, finishing and leveling lines such as wrinkles and the like generated on the surface of the tanned raw skin, coloring the surface of the raw skin by adopting dye, and performing greasing treatment on the surface layer of the raw skin by adopting emulsion;
s3, stretching and embossing the raw hide: fixing the periphery of the raw hide, standing for 7 hours to stretch and form the periphery of the raw hide, carrying out vacuum drying on the stretched raw hide, adding a small amount of preservative, carrying out base coat decoration on the raw hide after drying, carrying out high-temperature embossing, and standing and cooling to obtain bright leather;
s4, manufacturing the high-gloss leather: and fixing the bright leather, the sponge and the laminating cloth by utilizing sewing threads and glue to obtain a high-glossiness leather finished product.
Specifically, in S2, the tanning temperature of the hide is controlled at 35 ℃, the water adding amount before tanning is 15 times of the weight of the hide, and the tanning time is not less than 24 hours.
Specifically, in S3, the temperature for vacuum drying the hide is 95 ℃, the difference between the upper and lower vacuum degrees is 200mmHg, and the moisture of the leather is controlled within 10%.
Example 2
The invention provides high-glossiness leather which comprises surface leather and lining fabric, wherein the lining fabric consists of laminating cloth, glue and sponge, the surface leather is made of animal hides, the animal hides need to be cleaned by using a cleaning agent, and the lining fabric is fixed on the inner side of the surface leather through stitches.
Specifically, the sewing mode adopts a double-sewing method for sewing.
Specifically, the laminating cloth is non-woven cloth, the sponge is nano sponge, and the glue is HY-T160 glue.
Specifically, the cleaning agent for cleaning the animal hides comprises a universal cleaning emulsifier master batch and thickening powder, wherein the ratio of the universal cleaning emulsifier master batch to the thickening powder is 14: 1.
Specifically, the inner layers of the lining fabric are respectively that the sponge is located on the inner side of the surface layer leather and contacts with the inner side of the surface layer leather, and the lower side of the sponge is bonded with the mounting cloth through glue.
A method for manufacturing leather with high glossiness comprises the following steps:
s1, preparing surface leather: taking down the whole animal hide, soaking in a cleaning agent, adding a preservative and sufficient water into a mixing container, mixing and stirring uniformly, controlling the temperature at 28 ℃, standing for 3 hours, taking out and cleaning to obtain cleaned hide;
s2, tanning and surface treatment of the hide: preparing a skin and a second layer of skin from the cleaned raw skin by a layered cutting blade, tanning the raw skin which is cut into the skin and the second layer of skin in classification, tanning the raw skin by adopting a Stahl Easy White Tan tanning system, finishing and leveling lines such as wrinkles and the like generated on the surface of the tanned raw skin, coloring the surface of the raw skin by adopting dye, and performing greasing treatment on the surface layer of the raw skin by adopting emulsion;
s3, stretching and embossing the raw hide: fixing the periphery of the raw hide, standing for 9 hours to stretch and form the periphery of the raw hide, carrying out vacuum drying on the stretched raw hide, adding a small amount of preservative, carrying out base coat decoration on the raw hide after drying, carrying out high-temperature embossing, and standing and cooling to obtain bright leather;
s4, manufacturing the high-gloss leather: and fixing the bright leather, the sponge and the laminating cloth by utilizing sewing threads and glue to obtain a high-glossiness leather finished product.
Specifically, in S2, the tanning temperature of the hide is controlled at 40 ℃, the water adding amount before tanning is 16 times of the weight of the hide, and the tanning time is not less than 24 hours.
Specifically, in S3, the temperature for vacuum drying the hide is 98 ℃, the difference between the upper and lower vacuum degrees is 210mmHg, and the moisture of the leather is controlled within 8%.
Example 3
The invention provides high-glossiness leather which comprises surface leather and lining fabric, wherein the lining fabric consists of laminating cloth, glue and sponge, the surface leather is made of animal hides, the animal hides need to be cleaned by using a cleaning agent, and the lining fabric is fixed on the inner side of the surface leather through stitches.
Specifically, the sewing mode adopts a double-sewing method for sewing.
Specifically, the laminating cloth is non-woven cloth, the sponge is nano sponge, and the glue is HY-T160 glue.
Specifically, the cleaning agent for cleaning the animal hides comprises a universal cleaning emulsifier master batch and thickening powder, wherein the ratio of the universal cleaning emulsifier master batch to the thickening powder is 14: 1.
Specifically, the inner layers of the lining fabric are respectively that the sponge is located on the inner side of the surface layer leather and contacts with the inner side of the surface layer leather, and the lower side of the sponge is bonded with the mounting cloth through glue.
A method for manufacturing leather with high glossiness comprises the following steps:
s1, preparing surface leather: taking down the whole animal hide, soaking in a cleaning agent, adding a preservative and sufficient water into a mixing container, mixing and stirring uniformly, controlling the temperature at 32 ℃, standing for 2 hours, taking out and cleaning to obtain cleaned hide;
s2, tanning and surface treatment of the hide: preparing a skin and a second layer of skin from the cleaned raw skin by a layered cutting blade, tanning the raw skin which is cut into the skin and the second layer of skin in classification, tanning the raw skin by adopting a Stahl Easy White Tan tanning system, finishing and leveling lines such as wrinkles and the like generated on the surface of the tanned raw skin, coloring the surface of the raw skin by adopting dye, and performing greasing treatment on the surface layer of the raw skin by adopting emulsion;
s3, stretching and embossing the raw hide: fixing the periphery of the raw hide, standing for 6.5 hours to stretch and form the periphery of the raw hide, carrying out vacuum drying on the stretched raw hide, adding a small amount of preservative, carrying out base coating decoration on the raw hide after drying, carrying out high-temperature embossing, and standing and cooling to obtain bright leather;
s4, manufacturing the high-gloss leather: and fixing the bright leather, the sponge and the laminating cloth by utilizing sewing threads and glue to obtain a high-glossiness leather finished product.
Specifically, in S2, the tanning temperature of the hide is controlled at 33 ℃, the water adding amount before tanning is 18 times of the weight of the hide, and the tanning time is not less than 24 hours.
Specifically, in S3, the temperature for vacuum drying the hide is 100 ℃, the difference between the upper and lower vacuum degrees is 190mmHg, and the moisture of the leather is controlled to be within 15%.
The method for manufacturing the high-glossiness leather has the advantages that the surface of the raw leather is greased after the tanning process is finished, and the base coating is carried out on the raw leather after the raw leather is stretched and dried, so that the oxidation resistance and the surface glossiness of the surface of the raw leather are greatly enhanced, the surface glossiness of the manufactured raw leather is high, the manufactured raw leather has the characteristics of water resistance and oxidation resistance, the practicability is high, and the phenomenon that the surface of the manufactured leather is dark in color and is not durable in use, the surface of the leather is easy to wrinkle or the leather is scrapped due to the fact that the leather is not waterproof and mildewed is avoided.
It should be noted that in the foregoing description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.
Claims (8)
1. Leather with high gloss, comprising a surface layer leather and an inner lining fabric, characterized in that the inner lining fabric consists of a backing cloth, glue and sponge, the surface layer leather is made of animal hides which are cleaned with a cleaning agent, and the inner lining fabric is fixed on the inner side of the surface layer leather by stitches.
2. The leather with high gloss according to claim 1, wherein said stitching means is sewn by a double stitching method.
3. The leather with high glossiness according to claim 2, wherein the backing cloth is non-woven cloth, the sponge is nano-sponge, and the glue is HY-T160 glue.
4. The high gloss leather of claim 2, wherein said cleaning composition for cleaning animal hides comprises a universal cleaning emulsifier concentrate and a thickening powder, wherein the ratio of said universal cleaning emulsifier concentrate to said thickening powder is 14: 1.
5. The leather with high glossiness as claimed in claim 2, wherein the inner layer of the lining fabric is sponge inside the surface leather to contact with the inner side of the surface leather, and the lower side of the sponge is adhered with a backing fabric by glue.
6. A method of making high gloss leather according to any one of claims 1-5, wherein: the method comprises the following steps:
s1, preparing surface leather: taking down the whole animal hide, soaking in a cleaning agent, adding a preservative and sufficient water into a mixing container, mixing and stirring uniformly, controlling the temperature at 25-35 ℃, standing for 2-3 hours, taking out and cleaning to obtain cleaned hide;
s2, tanning and surface treatment of the hide: preparing a skin and a second layer of skin from the cleaned raw skin by a layered cutting blade, tanning the raw skin which is cut into the skin and the second layer of skin in classification, tanning the raw skin by adopting a Stahl Easy White Tan tanning system, finishing and leveling lines such as wrinkles and the like generated on the surface of the tanned raw skin, coloring the surface of the raw skin by adopting dye, and performing greasing treatment on the surface layer of the raw skin by adopting emulsion;
s3, stretching and embossing the raw hide: fixing the periphery of the raw hide, standing for 6-8 hours to stretch and form the periphery of the raw hide, carrying out vacuum drying on the stretched raw hide, adding a small amount of preservative, carrying out base coating decoration on the raw hide after drying, carrying out high-temperature embossing, and standing and cooling to obtain bright leather;
s4, manufacturing the high-gloss leather: and fixing the bright leather, the sponge and the laminating cloth by utilizing sewing threads and glue to obtain a high-glossiness leather finished product.
7. A method for making leather of high gloss according to any of claim 6, wherein: in S2, the tanning temperature of the hide is controlled at 35-37 deg.C, the water addition amount before tanning is 15-20 times of the weight of the hide, and the tanning time is not less than 24 hr.
8. A method for making leather of high gloss according to any of claim 6, wherein: s3, the temperature for vacuum drying the hide is 95-100 deg.C, the difference between the upper and lower vacuum degree is 200 + -20 mmHg, and the moisture of the leather is controlled between 10-15%.
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| CN202011133957.5A CN112590324A (en) | 2020-10-21 | 2020-10-21 | High-gloss leather and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011133957.5A CN112590324A (en) | 2020-10-21 | 2020-10-21 | High-gloss leather and manufacturing method thereof |
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| CN112590324A true CN112590324A (en) | 2021-04-02 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202827242U (en) * | 2012-09-27 | 2013-03-27 | 邝兆洪 | Automatic leather foot pat |
| CN104774978A (en) * | 2015-03-25 | 2015-07-15 | 陕西科技大学 | Method for producing white wet leather through combined tanning |
| CN205632205U (en) * | 2016-04-26 | 2016-10-12 | 江苏裕华汽车零部件有限公司 | Novel seat headrest |
| CN108265128A (en) * | 2018-03-02 | 2018-07-10 | 浙江华祥皮革有限公司 | A kind of preparation process of sofa leather |
| CN108950100A (en) * | 2018-07-19 | 2018-12-07 | 兴业皮革科技股份有限公司 | A kind of production technology of original thicker environmental protection contracting flower cow hide |
-
2020
- 2020-10-21 CN CN202011133957.5A patent/CN112590324A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202827242U (en) * | 2012-09-27 | 2013-03-27 | 邝兆洪 | Automatic leather foot pat |
| CN104774978A (en) * | 2015-03-25 | 2015-07-15 | 陕西科技大学 | Method for producing white wet leather through combined tanning |
| CN205632205U (en) * | 2016-04-26 | 2016-10-12 | 江苏裕华汽车零部件有限公司 | Novel seat headrest |
| CN108265128A (en) * | 2018-03-02 | 2018-07-10 | 浙江华祥皮革有限公司 | A kind of preparation process of sofa leather |
| CN108950100A (en) * | 2018-07-19 | 2018-12-07 | 兴业皮革科技股份有限公司 | A kind of production technology of original thicker environmental protection contracting flower cow hide |
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Application publication date: 20210402 |