CN106811981A - Leather and its preparation method - Google Patents
Leather and its preparation method Download PDFInfo
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- CN106811981A CN106811981A CN201611114366.7A CN201611114366A CN106811981A CN 106811981 A CN106811981 A CN 106811981A CN 201611114366 A CN201611114366 A CN 201611114366A CN 106811981 A CN106811981 A CN 106811981A
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- Prior art keywords
- layer
- leather
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- base fabric
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Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0043—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by their foraminous structure; Characteristics of the foamed layer or of cellular layers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/10—Properties of the materials having mechanical properties
- D06N2209/105—Resistant to abrasion, scratch
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2211/00—Specially adapted uses
- D06N2211/12—Decorative or sun protection articles
- D06N2211/28—Artificial leather
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
This application provides a kind of leather and its preparation method.The preparation method includes：Aqueous surface-treating agent is arranged on the surface of semi-finished product leather and dried, the drying temperature of aqueous surface-treating agent is controlled between 100~130 DEG C, and/or drying rate is between 10~18m/min, forms layer at table.The preparation method can cause that layer is dried thoroughly at table so that layer more scratch-resistant at table, also be not easy whiting occur.
Description
Technical field
The application is related to field of leather, in particular to a kind of leather and its preparation method.
Background technology
Solvent in aqueous treatment agent is water, and for oily treating agent, aqueous treatment agent is during coating
Health to workman is had no adverse effects, and atmospheric environment is not also polluted, and also eliminates the inflammable and explosive hidden danger in workplace, is carried
Security high.
There is above-mentioned advantage just because of aqueous treatment agent so that it is widely used in the surface treatment process of leather.
But, easily there is not scratch resistance, or even the phenomenon for whitening by the leather surface after aqueous treatment agent treatment.Therefore, one is needed badly
The method for planting the leather surface scratch resistance after improving aqueous treatment agent treatment.
The content of the invention
The main purpose of the application is to provide a kind of leather and its preparation method, of the prior art aqueous to solve
The problem of the leather surface not scratch resistance after surface conditioning agent treatment.
To achieve these goals, according to the one side of the application, there is provided a kind of preparation method of leather, the making
Method includes：Aqueous surface-treating agent is arranged on the surface of semi-finished product leather and dried, above-mentioned aqueous surface treatment is controlled
The drying temperature of agent is between 100~130 DEG C, and/or drying rate is between 10~18m/min, forms layer at table.
Further, above-mentioned drying temperature is between 100~130 DEG C, and above-mentioned drying rate 10~18m/min it
Between.
Further, the above-mentioned semi-finished product leather of above-mentioned aqueous surface-treating agent is provided with for preform, in disk roller traction
State preform operation and draw into baking oven above-mentioned preform, control the speed of service of above-mentioned disk roller 10~18m/min it
Between, and/or control the temperature of above-mentioned baking oven between 100~130 DEG C.
Further, formed at above-mentioned table before layer, above-mentioned preparation method also includes：Step S1, is set in base fabric
Bottom；Step S2, surface layer is set on the surface away from above-mentioned base fabric of above-mentioned bottom；Step S3, sends out above-mentioned bottom
Bubble treatment, forms foaming layer, and above-mentioned base fabric, above-mentioned foaming layer and above-mentioned surface layer form above-mentioned semi-finished product leather.
Further, before above-mentioned steps S1, above-mentioned preparation method also includes：Step S0, is set in above-mentioned base fabric
Glue-line, above-mentioned glue-line is used to bond above-mentioned base fabric with above-mentioned bottom.
Further, after above-mentioned steps S3, and before layer formation at above-mentioned table, above-mentioned preparation method also includes：
Ink layer is set on the surface away from above-mentioned foaming layer of above-mentioned surface layer, and above-mentioned aqueous surface-treating agent is arranged on above-mentioned ink
On layer.
Further, the raw material of above-mentioned ink layer is water-based ink.
According to the another aspect of the application, there is provided a kind of leather, the leather is made using above-mentioned preparation method.
Further, above-mentioned leather includes：Base fabric；Foaming layer, is arranged on the surface of above-mentioned base fabric；Surface layer, is arranged on
On the surface away from above-mentioned base fabric of above-mentioned foaming layer；Layer, is arranged on the surface away from above-mentioned foaming layer of above-mentioned surface layer at table
On.
Further, above-mentioned leather also includes：Glue-line, above-mentioned glue-line is arranged between above-mentioned base fabric and above-mentioned foaming layer；
Ink layer, is arranged at above-mentioned surface layer and above-mentioned table between layer.
Using the technical scheme of the application, after semi-finished product leather will be formed, aqueous surface-treating agent is coated on its surface,
Control the temperature of drying between 100~130 DEG C, aqueous surface-treating agent is dried, the temperature is than of the prior art
The drying temperature of oiliness surface conditioning agent is high, can so cause that the solvent in aqueous surface-treating agent thoroughly volatilizees；And/or control
Drying rate processed between 10~18m/min, drying rate of the drying rate than oiliness surface conditioning agent of the prior art
It is smaller, so can thoroughly remove the solvent in aqueous surface-treating agent.Both approaches can cause that layer is dry at table
It is dry thorough so that layer more scratch-resistant at table, also it is not easy whiting occur.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrated for explaining the application, does not constitute the improper restriction to the application.In the accompanying drawings：
Fig. 1 shows the structural representation of the leather provided according to a kind of embodiment of the application.
Wherein, above-mentioned accompanying drawing is marked including the following drawings：
10th, base fabric；20th, glue-line；30th, foaming layer；40th, surface layer；50th, layer at table.
Specific embodiment
It is noted that described further below is all exemplary, it is intended to provide further instruction to the application.Unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
Be also intended to include plural form, additionally, it should be understood that, when in this manual use term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As background technology is introduced, the surface not scratch resistance of leather of the prior art, and easily there is whiting
Phenomenon, in order to solve technical problem as above, present applicant proposes a kind of leather and its preparation method.
In a kind of typical implementation method of the application, there is provided a kind of preparation method of leather, the method includes：By water
Property surface treating agent coats on the surface of semi-finished product leather, control the drying temperature of above-mentioned aqueous surface-treating agent 100~
Between 130 DEG C, and/or drying rate is between 10~18m/min.
The above-mentioned technical proposal of the application, after forming semi-finished product leather, its surface is arranged on by aqueous surface-treating agent,
Control the temperature of drying between 100~130 DEG C, aqueous surface-treating agent is dried, the temperature is than of the prior art
The drying temperature of oiliness surface conditioning agent is high, can so cause that the solvent in aqueous surface-treating agent thoroughly volatilizees；And/or control
Drying rate processed between 10~18m/min, drying rate of the drying rate than oiliness surface conditioning agent of the prior art
It is smaller, so can thoroughly remove the solvent in aqueous surface-treating agent.Both approaches can cause waterborne surface treatment
Layer dries thorough so that layer more scratch-resistant at table, is also not easy whiting occur.
In order to be further ensured that at table that layer can be dried thoroughly, its scratch-resistant performance is improved, the application is preferably controlled simultaneously
Above-mentioned drying temperature is between 100~130 DEG C, and above-mentioned drying rate is between 10~18m/min.
In a kind of embodiment of the application, the above-mentioned semi-finished product leather of above-mentioned surface conditioning agent is provided with for preform, roller
Wheel traction above-mentioned preform operation is simultaneously drawn into baking oven above-mentioned preform, control the speed of service of above-mentioned disk roller 10~
Between 18m/min, and/or control the temperature of above-mentioned baking oven between 100~130 DEG C.So by the rotating speed that controls disk roller just
Can be with the drying rate of control surface inorganic agent between 10~18m/min so that surface conditioning agent is dried more thoroughly, is improved
The scratch resistance performance of leather；By the temperature control of baking oven within the above range, the drying temperature of surface conditioning agent can be controlled
Between 100~130 DEG C, and then further ensure surface conditioning agent and dry more thoroughly, leather has preferable scratch resistance
(scratch resistance in the application refers to the scratch-resistant of leather surface), and it is not easy the phenomenon for whiting occur.
In the another embodiment of the application, formed at above-mentioned table before layer, above-mentioned preparation method also includes：Step
S1, bottom is set in base fabric 10；Step S2, sets surface layer 40 on the surface away from above-mentioned base fabric 10 of above-mentioned bottom；Step
Rapid S3, foaming treatment is carried out to above-mentioned bottom, forms foaming layer 30, as shown in figure 1, above-mentioned base fabric 10, above-mentioned foaming layer 30 with
Above-mentioned surface layer 40 forms above-mentioned semi-finished product leather.
In order to strengthen the peeling force of base fabric and bottom, preferably before above-mentioned steps S1, above-mentioned preparation method is also for the application
Including：Step S0, sets glue-line 20 in above-mentioned base fabric, forms the structure shown in Fig. 1, and above-mentioned glue-line 20 is used to bond above-mentioned base
Cloth 10 and above-mentioned bottom.
In another embodiment of the application, after above-mentioned steps S3, and before layer formation at above-mentioned table, above-mentioned system
Making method also includes：Ink layer is set on the surface away from above-mentioned foaming layer of above-mentioned surface layer, and above-mentioned aqueous surface is processed
Agent is arranged on above-mentioned ink layer.
The raw material of above-mentioned ink layer can be that water-based ink can also be oil-based ink, and those skilled in the art can be with root
Suitable raw material is selected to form ink layer according to actual conditions.
In the another embodiment of the application, the raw material of above-mentioned ink layer is water-based ink, and water-based ink is more environmentally-friendly.
In the typical embodiment of another kind of the application, there is provided a kind of leather, the leather is adopted and prepared with the aforedescribed process
Form.
During the leather is due to the forming process of layer at the table, the drying temperature of above-mentioned aqueous surface-treating agent is controlled 100
Between~130 DEG C, and/or drying rate is between 10~18m/min, so that layer is dried more thoroughly at table, scratch resistance performance
Preferably, and leather is not easy whiting occur.
In a kind of specific embodiment of the application, as shown in figure 1, above-mentioned leather includes base fabric 10, foaming layer 30, surface layer
40 with table at layer, wherein, foaming layer 30 is arranged on the surface of base fabric 10；Surface layer 40 be arranged on above-mentioned foaming layer 30 away from upper
State on the surface of base fabric 10；Layer 50 is arranged on the surface away from above-mentioned foaming layer 30 of above-mentioned surface layer 40 at table.
In order to improve the peeling force of foaming layer and base fabric, as shown in figure 1, the application preferably above-mentioned leather also includes glue-line
20, above-mentioned glue-line 20 is arranged between above-mentioned base fabric 10 and above-mentioned foaming layer 30.
In another embodiment of the application, above-mentioned leather also includes ink layer, and above-mentioned ink layer is arranged on above-mentioned surface layer
Between layer at above-mentioned table.
In order that obtaining those skilled in the art can clearly understand the technical scheme of the application, below with reference to tool
The embodiment of body illustrates the technical scheme of the application with comparative example.
Embodiment 1
By weight, formed bottom composition include 100 parts PVC resin powder, 50 parts of DOP plasticizer, 20 parts
ESPO plasticizer, 1.0 parts of AC foam powders, 100 parts of powdered whiting, 2.0 parts of barium zinc heat stabilizer and 1.0 parts of profit
Lubrication prescription.
By weight, formed the composition of surface layer include 100 parts PVC resin powder, 60 parts of DOP plasticizer, 6 parts
ESPO plasticizer, 2.0 parts of barium zinc heat stabilizer and 20 parts of precipitated calcium carbonate.
It is the surface layer of 0.22mm to use calendering technology that bottom is set gradually in base fabric with thickness, will be provided with bottom and face
The layer of layer is foamed in delivering to foaming furnace, forms the foaming layer that thickness is 0.25mm, and expansion ratio is 1.3 (hairs
Thickness × the expansion ratio of the thickness=bottom of alveolar layer).The semi-finished product leather that base fabric, foaming layer, surface layer are formed is carried out into surface
Treatment.
Above-mentioned aqueous surface-treating agent is arranged on semi-finished product leather surface, formed preform, disk roller draw preform to
Preceding motion simultaneously draws into baking oven drying, forms layer at table, and then form leather.Control disk roller the speed of service (=rotating speed ×
The girth of disk roller) it is 10m/min so that and the drying rate of aqueous surface-treating agent is 10m/min, and the temperature for controlling baking oven is 90
℃。
Embodiment 2
Difference with embodiment 1 is：Formed at table during layer, the speed of service for controlling disk roller is 18m/min.
Embodiment 3
Difference with embodiment 1 is：Before bottom is set, glue-line is set on the surface of base fabric, glue-line is arranged on
Between base fabric and bottom.Formed at table during layer, the rotating speed for controlling disk roller is 12.5m/min.
Embodiment 4
Difference with embodiment 1 is：Formed at table during layer, it is 20m/min controls to control the rotating speed of disk roller
The temperature of baking oven is 100 DEG C.
Embodiment 5
Difference with embodiment 4 is, is 130 DEG C the temperature of baking oven is controlled.
Embodiment 6
Difference with embodiment 4 is, is 110 DEG C the temperature of baking oven is controlled.
Embodiment 7
Difference with embodiment 4 is, is controlling the temperature of baking oven to be 110 DEG C, and the speed of service for controlling disk roller is
12.5m/min。
Comparative example
Difference with embodiment 3 is：Formed at table during layer, the speed of service for controlling disk roller is 20m/min.
Gently scrape the leather that each embodiment and comparative example are formed using nail, and its surface that detects by an unaided eye scratch-resistant
Property and whiting, test result are shown in Table 1.
Table 1
| Scratch-resistant | Whether whiting is had | |
| Embodiment 1 | Well | Nothing |
| Embodiment 2 | Well | Nothing |
| Embodiment 3 | Well | Nothing |
| Embodiment 4 | Well | Nothing |
| Embodiment 5 | Well | Nothing |
| Embodiment 6 | Well | Nothing |
| Embodiment 7 | It is excellent | Nothing |
| Comparative example | It is poor | Have |
From the data in table, for comparative example, the scratch-resistant better performances of embodiment 1 to embodiment 7,
Occur without whiting；For embodiment 7, the temperature dried without Synchronization Control due to embodiment 1 to 6 100~
Between 130 DEG C, and the speed dried is between 10~18m/min, so scratch-resistant performance is relatively poor.
As can be seen from the above description, the application the above embodiments realize following technique effect：
1), in the preparation method of the leather of the application, after semi-finished product leather will be formed, aqueous surface-treating agent is coated on
Its surface, controls the temperature of drying between 100~130 DEG C, and aqueous surface-treating agent is dried, and the temperature is than existing skill
The drying temperature of the oiliness surface conditioning agent in art is high, can so cause that the solvent in aqueous surface-treating agent thoroughly volatilizees；
And/or control drying rate is between 10~18m/min, baking of the drying rate than oiliness surface conditioning agent of the prior art
Dry speed is smaller, so can thoroughly remove the solvent in aqueous surface-treating agent.Both approaches can cause water
Property table at layer dry it is thorough so that layer more scratch-resistant at table, be also not easy whiting occur.
2), due to being formed using above-mentioned preparation method, its scratch resistance performance is preferable and is not easy for the leather of the application
Generation whiting.
The preferred embodiment of the application is the foregoing is only, the application is not limited to, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of preparation method of leather, it is characterised in that the preparation method includes：
Aqueous surface-treating agent is arranged on the surface of semi-finished product leather and dried, the baking of the aqueous surface-treating agent is controlled
Dry temperature is between 100~130 DEG C, and/or drying rate is between 10~18m/min, forms layer at table.
2. preparation method according to claim 1, it is characterised in that the drying temperature between 100~130 DEG C, and
The drying rate is between 10~18m/min.
3. preparation method according to claim 1, it is characterised in that be provided with described the half of the aqueous surface-treating agent
Finished leather is preform, and disk roller draws the preform operation and draws into baking oven the preform, controls the roller
The speed of service of wheel is between 10~18m/min, and/or controls the temperature of the baking oven between 100~130 DEG C.
4. preparation method according to claim 1, it is characterised in that formed at the table before layer, the making side
Method also includes：
Step S1, sets bottom in base fabric；
Step S2, surface layer is set on the surface away from the base fabric of the bottom；And
Step S3, foaming treatment is carried out to the bottom, forms foaming layer, the base fabric, the foaming layer and the surface layer shape
Into the semi-finished product leather.
5. preparation method according to claim 4, it is characterised in that before the step S1, the preparation method is also wrapped
Include：
Step S0, sets glue-line in the base fabric, and the glue-line is used to bond the base fabric with the bottom.
6. preparation method according to claim 4, it is characterised in that after the step S3, and the layer shape at the table
Into before, the preparation method also includes：
Ink layer is set on the surface away from the foaming layer of the surface layer, and the aqueous surface-treating agent is arranged on described
On ink layer.
7. preparation method according to claim 6, it is characterised in that the raw material of the ink layer is water-based ink.
8. a kind of leather, it is characterised in that the leather is made using the preparation method any one of claim 1 to 7
Form.
9. leather according to claim 8, it is characterised in that the leather includes：
Base fabric (10)；
Foaming layer (30), is arranged on the surface of the base fabric (10)；
Surface layer (40), is arranged on the surface away from the base fabric (10) of the foaming layer (30)；And
Layer (50), is arranged on the surface away from the foaming layer (30) of the surface layer (40) at table.
10. leather according to claim 9, it is characterised in that the leather also includes：
Glue-line (20), the glue-line (20) is arranged between the base fabric (10) and the foaming layer (30)；And
Ink layer, is arranged at the surface layer (40) and the table between layer (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611114366.7A CN106811981A (en) | 2016-12-06 | 2016-12-06 | Leather and its preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611114366.7A CN106811981A (en) | 2016-12-06 | 2016-12-06 | Leather and its preparation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106811981A true CN106811981A (en) | 2017-06-09 |
Family
ID=59105997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611114366.7A Pending CN106811981A (en) | 2016-12-06 | 2016-12-06 | Leather and its preparation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106811981A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228416A (en) * | 2018-09-10 | 2019-01-18 | 广东新金山环保材料股份有限公司 | A kind of leather VOC treatment process and its processing equipment |
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| CN105463867A (en) * | 2015-11-10 | 2016-04-06 | 陕西科技大学 | Method for producing aqueous polyurethane synthetic leather |
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| CN102851994A (en) * | 2011-06-27 | 2013-01-02 | 昆山阿基里斯人造皮有限公司 | Method for manufacturing easy-to-clean artificial leather |
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