CN105019254A - Manufacturing method for manufacturing artificial leather by means of molecular sieve and artificial leather thereof - Google Patents
Manufacturing method for manufacturing artificial leather by means of molecular sieve and artificial leather thereof Download PDFInfo
- Publication number
- CN105019254A CN105019254A CN201410177472.4A CN201410177472A CN105019254A CN 105019254 A CN105019254 A CN 105019254A CN 201410177472 A CN201410177472 A CN 201410177472A CN 105019254 A CN105019254 A CN 105019254A
- Authority
- CN
- China
- Prior art keywords
- molecular sieve
- dermatine
- base material
- raw material
- synthesis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention provides a manufacturing method for manufacturing artificial leather by means of a molecular sieve and artificial leather thereof. The manufacturing method comprises the following steps of synthesizing, wherein a first raw material and a second raw material are synthesized into a synthetic raw material, the first raw material is polyurethane resin, and the second raw material is the molecular sieve; heating, wherein the synthetic raw material is heated to reduce the viscosity of the synthetic raw material; coating, wherein the synthetic raw material is poured on a base material and evenly coated on the surface of the base material; forming, the synthetic raw material coated on the base material is stood, and therefore an elastic resin layer can be formed on the base material after the synthetic raw material is solidified and shaped; edge trimming, wherein the edges of the elastic resin layer are trimmed to form a semi-finished product; reeling, wherein the semi-finished product is reeled into a bundle to obtain the artificial leather.
Description
Technical field
The present invention about a kind of dermatine manufacture method and dermatine thereof, espespecially a kind of use system with molecular sieve for preparing to make dermatine manufacture method and dermatine.
Background technology
Along with the development of industrial technology, the manufacturing technology of dermatine is also showing improvement or progress day by day, its different base material of can arranging in pairs or groups, and use different processing modes, produce the dermatine of different qualities and surface detail, therefore, compared with natural leather, dermatine has multi-functional advantage and comparatively meets economic benefit.
In known dermatine, system is less than the polyurethane resin (Polyurethane of percentage by weight 50% with solid, referred to as PU) the most common as the constituent of raw material, in the fabrication process, reduce to make the viscosity of polyurethane resin, all a large amount of organic solvent can be added in raw material, as dimethyl formamide (DMF), butanone (MEK) and toluene (TOL) equal solvent, coat on a base material to make polyurethane resin, afterwards, carrying out baking step again makes the polyurethane resin on base material solidify, base material can form a urethane resin layer, and in order to the organic solvent in urethane resin layer is removed, must carry out drying steps again makes organic solvent volatilize completely, or organic solvent and water are replaced, dissolve in water to make organic solvent, but, organic solvent cording is toxic, it not only has chronic harm to human body, also very large pollution is caused to environment, therefore current many countries have forbidden the use of relevant organic solvent.
In addition, polyurethane resin system is with isocyanates and multi-hydroxy compound (such as polyalcohol), polyaddition reaction under catalyst and other auxiliary agent exist and generating, and isocyanates is because having the functional group of-NCO, make isocyanates easily and water reaction generation carbon dioxide, therefore, when polyurethane resin coat to carry out baking step after on base material time, the reaction of moisture of isocyanates easily and in air of polyurethane resin surface residual forms carbon dioxide, the surface making to dry the urethane resin layer after solidifying easily forms hole not of uniform size, and then affect quality and the perception of overall dermatine.
Summary of the invention
For solving above-mentioned problem, the object of the present invention is to provide a kind of use system with molecular sieve for preparing to make dermatine manufacture method and dermatine, it without adding any organic solvent, and can make the surface of its goods can not produce hole not of uniform size in manufacture process.
For reaching aforementioned object, the invention discloses a kind of manufacture method using system with molecular sieve for preparing to make dermatine, it is characterized in that comprising the following step:
A () synthesizes, by one first raw material and one second Material synthesis one synthesis material, wherein, and this first raw material system elastic resin, this second raw material system molecular sieve;
B () heats, heated by this synthesis material, to reduce the viscosity of this synthesis material;
C () is coated with, fallen on a base material by this synthesis material, and make this synthesis material be spread evenly across the surface of this base material;
D () is shaped, left standstill by this synthesis material coating this base material, after making this synthesis material solidify sizing, this base material forms an elastic resin layer;
E () treating selvedge, repairs the edge of this elastic resin layer, to form semi-finished product; And
F () batches, batch bundled by these semi-finished product of step (e), to obtain a dermatine.
Wherein, the elastic resin system polyurethane resin of step (a).
Wherein, this first raw material of step (a) accounts for the percentage by weight 95% ~ 97% of this synthesis material, and this second raw material system accounts for the percentage by weight 3% ~ 5% of this synthesis material.
Wherein, the solid of polyurethane resin is weight percentage 100%.
Wherein, the pore size of the molecular sieve of step (a) is 0.3nm ~ 0.5nm.
Wherein, temperature required when step (a) is synthesized is 80 degree ~ 100 degree Celsius, and the required time is 1 hour, and the temperature needed for step (b) is 60 degree ~ 150 degree Celsius.
Wherein, the time of repose needed for step (d) is 1 minute ~ 15 minutes.
Wherein, this base material of step (c) is a Nonwovens or an Animal Skin.
Wherein, this base material of step (c) is a release liners.
Wherein, more include the step of a demoulding, it is positioned between step (d) and step (e), and this elastic resin layer is peeled off this base material.
Also disclose a kind of dermatine using molecular sieve to manufacture, it is characterized in that comprising:
One base material; And
One elastic resin layer, it is incorporated on this base material, and wherein, this elastic resin layer is formed by one first raw material and one second Material synthesis, this first raw material system elastic resin, this second raw material system molecular sieve.
Wherein, elastic resin system polyurethane resin.
Wherein, the pore size of molecular sieve is 0.3nm ~ 0.5nm.
Wherein, this base material system one Nonwovens or an Animal Skin.
Wherein, this base material system one release liners.
Above describes, and the present invention can reach following effect:
One, the synthesis material of dermatine of the present invention, the mode of known interpolation organic solvent is replaced in the mode of heating, the viscosity of synthesis material is reduced to coat on base material, therefore, without the need to adding any organic solvent in the manufacture process of dermatine of the present invention, its product is made to meet ecological requirements, use the pollution exempted for human body and environment, in addition, due to need not organic solvent be added in the processing procedure of dermatine of the present invention, make the solid of the polyurethane resin in synthesis material of the present invention can up to percentage by weight 100%, and elastic resin layer can continue health maturation, to reach special chemically-resistant character, and promote physical property such as wear-resisting scratch resistance etc., therefore, pass through the present invention, elasticity and the ductility of overall dermatine can be promoted.
Two, in synthesis material of the present invention, there is molecular sieve, and the pore size system of molecular sieve is about 0.3nm ~ 0.5nm, when coating on base material after synthesis material heating, and synthesis material is left standstill when solidifying sizing, hydrone (diameter is about 0.28nm) in air can be synthesized the molecular sieve adsorption on raw material surface, therefore, the isocyanates of synthesis material surface residual can not form carbon dioxide with the reaction of moisture in air, make the surface of the elastic resin layer solidifying rear formation can not form hole not of uniform size, use the quality can promoting overall dermatine.
Three, without adding any organic solvent in the manufacture process of dermatine of the present invention, making the present invention need not carry out drying steps again makes organic solvent volatilize, or organic solvent and water are replaced to remove organic solvent, therefore, the manufacture process of dermatine can be accelerated by the present invention, many manpowers, equipment and time cost can be saved, comparatively have an economic benefit.
Accompanying drawing explanation
Fig. 1: the present invention uses system with molecular sieve for preparing to make the manufacture method schematic diagram of dermatine.
Fig. 2: the schematic appearance of dermatine of the present invention.
Fig. 3: the present invention uses system with molecular sieve for preparing to make another embodiment schematic diagram of manufacture method of dermatine.
Fig. 4: the elastic resin layer of another embodiment of dermatine of the present invention separates the schematic diagram () of base material.
Fig. 5: the elastic resin layer of another embodiment of dermatine of the present invention separates the schematic diagram (two) of base material.
Detailed description of the invention
For ease of the central idea that the present invention is represented in foregoing invention content one hurdle is described, hereby express with specific embodiment.In embodiment, various different object system is in being suitable for the ratio enumerating explanation, but not is drawn in the ratio of actual components, and conjunction is first chatted bright.
Refer to shown in Fig. 1 and Fig. 2, the invention provides a kind of use system with molecular sieve for preparing to make dermatine manufacture method and dermatine, and the manufacture method of dermatine of the present invention 100, it comprises the following step:
A () synthesizes, by one first raw material and one second Material synthesis one synthesis material, wherein, temperature required during synthesis is 80 degree ~ 100 degree Celsius, the required time is 1 hour, and the first raw material accounts for the percentage by weight 95% ~ 97% of synthesis material, second raw material accounts for the percentage by weight 3% ~ 5% of synthesis material, and the first stock flexible resin, second raw material pore size is the molecular sieve (Molecular Sieves) of 0.3nm ~ 0.5nm, and elastic resin solid of the present invention be weight percentage 100% polyurethane resin (Polyurethane, referred to as PU), use, the synthesis material that polyurethane resin and molecular sieve are formed, it has the netted bridging structure of multiple sense capital construction knot, synthesis material is made to have the multiple functional radical polyurethane resin of netted bridging structure.
B () heats, by the synthesis material of step (a) with 60 degree ~ 150 degree heating Celsius, to reduce the viscosity of synthesis material.
C () is coated with, fallen on a base material 10 by synthesis material, and make synthesis material be spread evenly across the surface of base material 10, wherein, base material 10 can be a Nonwovens or an Animal Skin.
D () is shaped, left standstill by the synthesis material coating base material 10, after making synthesis material solidify sizing, base material 10 can go up formation one elastic resin layer 20, and wherein required time of repose is 1 minute ~ 15 minutes.
E () treating selvedge, the edge of finishing elastic resin layer 20, repairs out and has smooth semi-finished product, elastic resin layer 20 is flushed with the edge of base material 10.
F () batches, semi-finished product step (e) repaired batch bundled, such as, adopt 50 meters or 100 meters is a volume etc., to obtain the finished product of dermatine 100 of the present invention.
Refer to shown in Fig. 2, the schematic appearance of the dermatine of the present invention 100 that above manufacture method manufactures.Dermatine 100 of the present invention comprises a base material 10, and it can be a Nonwovens or an Animal Skin; And an elastic resin layer 20, it is incorporated on base material 10, wherein, elastic resin layer 20 is formed by one first raw material and one second Material synthesis, the first stock flexible resin, the second raw molecule sieve, and elastic resin polyurethane resin of the present invention, the pore size of molecular sieve is 0.3nm ~ 0.5nm.
Refer to shown in Fig. 3, the manufacturing step schematic diagram of another embodiment of dermatine 100 of the present invention, the manufacturing step of this another embodiment and the difference of previous embodiment are, base material 10 1 release liners of step (c), and more include the step of a demoulding, be positioned between step (d) sizing and step (e) treating selvedge, by elastic resin layer 20 peeling base 10, as shown in Figures 4 and 5, afterwards, again by the treating selvedge of elastic resin layer 20 via step (e), make elastic resin layer 20 flush edge, and step (f) is batched, another embodiment of dermatine 100 of the present invention can be formed.
The base material 10 of another embodiment of the present invention can if Fig. 4 be without the release liners of decorative pattern, or release liners as dapple in Fig. 5 tool, therefore, another embodiment of the present invention can select the release liners of different decorative pattern on demand, to make the elastic resin layer 20 after the demoulding with lines, the attractive in appearance of product or particular functionality can be increased, to meet different supply requirements.
Therefore, above, the synthesis material of dermatine 100 of the present invention, the mode that known techniques adds organic solvent is replaced in the mode of heating, the viscosity of synthesis material is reduced to coat on base material 10, therefore without the need to adding any organic solvent in the manufacture process of dermatine 100 of the present invention, make its product meet ecological requirements, use the pollution exempted for human body and environment.
Organic solvent need not be added in processing procedure due to dermatine 100 of the present invention, make the solid of the polyurethane resin in synthesis material of the present invention can up to percentage by weight 100%, and the synthesis material that the molecular sieve of the polyurethane resin of the first raw material and the second raw material is formed, it has the netted bridging structure of multiple sense capital construction knot, synthesis material is made to have the multiple functional radical polyurethane resin of netted bridging structure, in addition, elastic resin layer 20 can continue health maturation, to reach special chemically-resistant character, and promote physical property such as wear-resisting scratch resistance etc., therefore, the present invention can promote physical property and the chemical property of overall dermatine 100, make it have preferably elasticity, ABRASION RESISTANCE and resistance to acids and bases.
And there is in synthesis material of the present invention molecular sieve, when coating on base material 10 after synthesis material heating, and synthesis material is left standstill when solidifying sizing, hydrone (diameter is about 0.28nm) in air can be synthesized the molecular sieve adsorption on raw material surface, therefore, the isocyanates of synthesis material surface residual can not form carbon dioxide with the reaction of moisture in air, make the surface of the elastic resin layer 20 solidifying rear formation can not form hole not of uniform size, use the quality can promoting overall dermatine 100.
In addition, because in the manufacture process of dermatine 100 of the present invention, nothing adds any organic solvent, making the present invention need not carry out known drying steps again makes organic solvent volatilize, or organic solvent and water are replaced to remove organic solvent, therefore, the manufacture process of dermatine 100 can be accelerated by the present invention, many manpowers, equipment and time cost can be saved, comparatively have an economic benefit.
Above illustrated embodiment, only in order to the present invention to be described, is not used to limit the scope of the invention.Such as do not disobey the present invention's various modifications of being engaged in of spirit or change, all belong to the category that this invention is intended to protect.
Claims (15)
1. use system with molecular sieve for preparing to make a manufacture method for dermatine, it is characterized in that comprising the following step:
A () synthesizes, by one first raw material and one second Material synthesis one synthesis material, wherein, and this first raw material system elastic resin, this second raw material system molecular sieve;
B () heats, heated by this synthesis material, to reduce the viscosity of this synthesis material;
C () is coated with, fallen on a base material by this synthesis material, and make this synthesis material be spread evenly across the surface of this base material;
D () is shaped, left standstill by this synthesis material coating this base material, after making this synthesis material solidify sizing, this base material forms an elastic resin layer;
E () treating selvedge, repairs the edge of this elastic resin layer, to form semi-finished product; And
F () batches, batch bundled by these semi-finished product of step (e), to obtain a dermatine.
2. the manufacture method using system with molecular sieve for preparing to make dermatine as claimed in claim 1, is characterized in that, the elastic resin system polyurethane resin of step (a).
3. the manufacture method using system with molecular sieve for preparing to make dermatine as claimed in claim 2, it is characterized in that, this first raw material of step (a) accounts for the percentage by weight 95% ~ 97% of this synthesis material, and this second raw material system accounts for the percentage by weight 3% ~ 5% of this synthesis material.
4. the manufacture method using system with molecular sieve for preparing to make dermatine as claimed in claim 2, it is characterized in that, the solid of polyurethane resin is weight percentage 100%.
5. the manufacture method using system with molecular sieve for preparing to make dermatine as claimed in claim 2, it is characterized in that, the pore size of the molecular sieve of step (a) is 0.3nm ~ 0.5nm.
6. the manufacture method using system with molecular sieve for preparing to make dermatine as claimed in claim 2, it is characterized in that, temperature required when step (a) is synthesized is 80 degree ~ 100 degree Celsius, and the required time is 1 hour, and the temperature needed for step (b) is 60 degree ~ 150 degree Celsius.
7. the manufacture method using system with molecular sieve for preparing to make dermatine as claimed in claim 2, it is characterized in that, the time of repose needed for step (d) is 1 minute ~ 15 minutes.
8. the manufacture method using system with molecular sieve for preparing to make dermatine as claimed in claim 2, it is characterized in that, this base material of step (c) is a Nonwovens or an Animal Skin.
9. the manufacture method using system with molecular sieve for preparing to make dermatine as claimed in claim 2, it is characterized in that, this base material of step (c) is a release liners.
10. the manufacture method using system with molecular sieve for preparing to make dermatine as claimed in claim 9, it is characterized in that, more include the step of a demoulding, it is positioned between step (d) and step (e), and this elastic resin layer is peeled off this base material.
11. 1 kinds of dermatines using molecular sieve to manufacture, is characterized in that comprising:
One base material; And
One elastic resin layer, it is incorporated on this base material, and wherein, this elastic resin layer is formed by one first raw material and one second Material synthesis, this first raw material system elastic resin, this second raw material system molecular sieve.
12. dermatines using molecular sieve to manufacture as claimed in claim 11, is characterized in that, elastic resin system polyurethane resin.
13. dermatines using molecular sieve to manufacture as claimed in claim 11, it is characterized in that, the pore size of molecular sieve is 0.3nm ~ 0.5nm.
14. dermatines using molecular sieve to manufacture as claimed in claim 11, is characterized in that, this base material system one Nonwovens or an Animal Skin.
15. dermatines using molecular sieve to manufacture as claimed in claim 11, is characterized in that, this base material system one release liners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410177472.4A CN105019254A (en) | 2014-04-29 | 2014-04-29 | Manufacturing method for manufacturing artificial leather by means of molecular sieve and artificial leather thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410177472.4A CN105019254A (en) | 2014-04-29 | 2014-04-29 | Manufacturing method for manufacturing artificial leather by means of molecular sieve and artificial leather thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105019254A true CN105019254A (en) | 2015-11-04 |
Family
ID=54409529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410177472.4A Pending CN105019254A (en) | 2014-04-29 | 2014-04-29 | Manufacturing method for manufacturing artificial leather by means of molecular sieve and artificial leather thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105019254A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637926A (en) * | 2016-11-04 | 2017-05-10 | 南平博士达节能科技有限公司 | Waterborne synthetic leather surface treatment agent and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1546568A (en) * | 2003-12-09 | 2004-11-17 | 太原理工大学 | Polyaminoester /molecular sieve composite material and its preparation method |
| CN102444030A (en) * | 2011-08-31 | 2012-05-09 | 佛山市飞凌皮革化工有限公司 | Method for producing synthetic leather by using solvent-free double-component polyurethane scraping and coating method |
| CN102492284A (en) * | 2011-11-30 | 2012-06-13 | 嘉兴市罗星化工有限公司 | Wet sizing agent for air-permeable polyurethane synthetic leather and preparation method thereof |
| CN102677480A (en) * | 2012-05-28 | 2012-09-19 | 佛山市高明尚昂科技有限公司 | Production method of novel artificial leather |
| CN103114693A (en) * | 2013-01-30 | 2013-05-22 | 佛山市美涂士家居饰品有限公司 | Negative ion formaldehyde-resistance ecological leather carving soft packaging and preparation method thereof |
| CN103539920A (en) * | 2013-06-26 | 2014-01-29 | 佛山市高明区明城镇新能源新材料产业技术创新中心 | Water-based polyurethane for synthetic leather and preparation method thereof |
-
2014
- 2014-04-29 CN CN201410177472.4A patent/CN105019254A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1546568A (en) * | 2003-12-09 | 2004-11-17 | 太原理工大学 | Polyaminoester /molecular sieve composite material and its preparation method |
| CN102444030A (en) * | 2011-08-31 | 2012-05-09 | 佛山市飞凌皮革化工有限公司 | Method for producing synthetic leather by using solvent-free double-component polyurethane scraping and coating method |
| CN102492284A (en) * | 2011-11-30 | 2012-06-13 | 嘉兴市罗星化工有限公司 | Wet sizing agent for air-permeable polyurethane synthetic leather and preparation method thereof |
| CN102677480A (en) * | 2012-05-28 | 2012-09-19 | 佛山市高明尚昂科技有限公司 | Production method of novel artificial leather |
| CN103114693A (en) * | 2013-01-30 | 2013-05-22 | 佛山市美涂士家居饰品有限公司 | Negative ion formaldehyde-resistance ecological leather carving soft packaging and preparation method thereof |
| CN103539920A (en) * | 2013-06-26 | 2014-01-29 | 佛山市高明区明城镇新能源新材料产业技术创新中心 | Water-based polyurethane for synthetic leather and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637926A (en) * | 2016-11-04 | 2017-05-10 | 南平博士达节能科技有限公司 | Waterborne synthetic leather surface treatment agent and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102234938B (en) | Process for manufacturing super-fiber nubuck leather | |
| TW201605619A (en) | Polyurethane bead foam with polyurethane coating | |
| TWI336743B (en) | ||
| CN109518476A (en) | A kind of aqueous cloudy surface, scratch resistance, soft synthetic leather production method | |
| CN102234937A (en) | Production process of top layer leather-simulated super-fibre synthetic leather | |
| CN104163909A (en) | Polyurethane resin for hydrolysis-resistant sofa leather and preparation method thereof | |
| CN102568290B (en) | Simulation model, skin thereof and manufacturing method of simulation model | |
| CN105671988A (en) | Preparation method of dry-sheepskin-imitated polyurethane sofa leather | |
| CN105542112A (en) | Waterproof permeable synthetic leather and preparation method thereof | |
| CN103015221B (en) | Production method of waterborne polyurethane synthetic leather based on steam solidification | |
| BR112020007451A2 (en) | composition for the formation of artificial leather, method for producing a biodegradable synthetic leather laminate, and, biodegradable artificial leather composite laminate | |
| CN104499300B (en) | A kind of preparation method of nano-bamboo carbon PU synthesis of artificial leathers | |
| CN105019254A (en) | Manufacturing method for manufacturing artificial leather by means of molecular sieve and artificial leather thereof | |
| CN111605185A (en) | 3D additive and manufacturing method and application thereof | |
| CN108978246A (en) | A kind of preparation method and application of super fiber leather that simulating natural first layer lether | |
| CN105745280A (en) | Thermoplastic polyurethane foamed articles comprising a thermoplastic polyurethane composition and an epoxy, functional styrene acrylic copolymer | |
| WO2015019287A1 (en) | Manufactured product made of resin | |
| CN101760969B (en) | Method for producing nubuck | |
| CN105421093A (en) | Breathable artificial leather and manufacturing method thereof | |
| CN106702754A (en) | Preparation method of synthetic leather | |
| CN109594352B (en) | Microfiber nubuck and preparation method thereof | |
| CN107711743B (en) | Manufacturing process of carbon fiber fishing float | |
| TWI635204B (en) | Synthetic leather and manufacturing method thereof | |
| CN108978249A (en) | A kind of air-breathing moisture-inhibiting leather and preparation method thereof for shoes lining | |
| CN107904970A (en) | A kind of production technology of stratiform colour crystal PU synthetic leather |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151104 |
|
| WD01 | Invention patent application deemed withdrawn after publication |