CN1814907A - Artificial leather of high cycle in succession and making method - Google Patents
Artificial leather of high cycle in succession and making method Download PDFInfo
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- CN1814907A CN1814907A CN 200510001621 CN200510001621A CN1814907A CN 1814907 A CN1814907 A CN 1814907A CN 200510001621 CN200510001621 CN 200510001621 CN 200510001621 A CN200510001621 A CN 200510001621A CN 1814907 A CN1814907 A CN 1814907A
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- high frequency
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Abstract
This invention relates to artificial leather processed by high cycle including an elastomer backing having an upper surface and a lower surface, in which, a layer made of thermoplastic polyether resin layer is formed on the lower surface, so that the leather is flexible and fine and the surface can be processed by high cycle. This invention provides a manufacturing method characterizing in forming a thermoplastic resin layer on the lower surface containing an elastic backing, the softened point of the resin is 90-150deg.C.
Description
Technical field
The present invention provides a kind of artificial leather of high cycle in succession and method for making thereof, is meant a kind of artificial leather and the manufacture method thereof that all can follow cladding with made positive and negative two surfaces of elastomer substrates with high frequency especially.
Background technology
Traditionally, will make the part joint between the cladding all uses sewing type to come then.Can have preferable bond strength though engage cladding, be to use suture to engage cladding and need spend the more time, and can delay speed of production with suture.When speed of production slows down, output will be along with reduction, and cost also will improve.
Processed and applied high-frequency is very extensive, comprises the fusing operation that is suitable for cladding, and have save artificial, shorten process time to improve advantage such as speed of production.Yet high frequency is applied in the joint operation of artificial leather, is only limited to the upper surface that trade mark or striped is bonded in artificial leather at present.Promptly commonly use the research and development of artificial leather and only demand lines and careful texture with similar corium, and the superficial layer of its base material is difficult to provide high frequency bonding then, especially, the lower surface (back side) of commonly using artificial leather can not come bonding cladding with high frequency, cause cladding not need the joint of high strength adhesion to implement in part each other, still can't utilize high frequency to do easily and follow.Therefore, but it is bonding then improving the then efficient between leather how to make artificial leather can have careful texture and a high frequency, real-valuedly must research and develop design.
Summary of the invention
The object of the present invention is to provide a kind of artificial leather of high cycle in succession, see through high frequency and can make the superficial layer of this artificial leather can be bonding then promoting throughput rate, or the public one is provided useful selection at least with other cladding.
Another purpose of the present invention is to provide a kind of artificial leather with careful texture, and then cladding all can be come with high frequency in positive and negative two surfaces of this leather.
Another object of the present invention is to provide a kind of artificial leather of high cycle in succession, and have good peel strength then.
The present invention is the concrete means that reach above-mentioned purpose and other effect, provide one and possess the artificial leather that the high frequency following layer is arranged, it comprises an elastomer substrates with upper surface and lower surface, at least the lower surface of this base material be formed with one with thermoplastics type's polyethers (polyether) but the high frequency that resin bed constitutes is followed surface layer, the softening point of this thermoplastics type's polyethers resin bed between 90 ℃～150 ℃, make artificial leather both had careful texture and at least lower surface can provide high frequency to come then cladding.
This elastomer substrates preferably mixes base cloth that knot forms by general fiber or superfine fibre or general fiber and superfine fibre and contains and be dipped in an impregnation and use in the elastomer resin solution, again the base material to this impregnation elastomer resin solidify, wet processed such as washing and oven dry and the Nonwovens base material that gets.
The thickness of the base material that forms with the superfine fibre soaking elastomer resin is preferably the scope at 0.1mm to 3.0mm; If when mixing base cloth impregnation elastomer resin that knot forms and form base material with general fiber or general fiber and superfine fibre, further formation one elastomer resin layer on the surface of this base material.
But the present invention also provides a kind of high frequency to follow the manufacture method of artificial leather, and the method includes the steps of:
The Nonwovens base material of the flexible body resin of one impregnation is provided, and this base material has a upper surface and a lower surface; And
But form a high frequency at least at the lower surface of base material and follow surface layer; And
But the upper surface that further is included in base material forms the step that a high frequency is followed surface layer.
The Nonwovens base material preferably mixes base cloth that knot forms by general fiber or superfine fibre or general fiber and superfine fibre and contains and be dipped in an impregnation and use in the elastomer resin solution, again the base material to this impregnation elastomer resin solidify, wet processed such as washing and oven dry and the artificial leather base material that gets.If when mixing base cloth impregnation elastomer resin that knot forms and form base material, can further be included in the step that is coated with an elastomer resin layer on the surface of this base material with general fiber or general fiber and superfine fibre.
But above-mentioned high frequency is followed surface layer and is preferably thermoplastic resin, the low-temperature resins of softening point between 90 ℃～150 ℃, as thermoplastics type's polyethers resin, and can form fusion and thermoplastification after accepting high frequency.But perhaps can use any other to possess the congeniality resin combination of softening point between 90 ℃～150 ℃ as following surface layer by high frequency.
But the high frequency that is formed at the elastomer substrates lower surface is followed surface layer and is preferably coated the lower surface of transferring to elastomer substrates on the release liners again earlier, is formed on the elastomer substrates lower surface but perhaps can use any method that other is fit to make this high frequency follow surface layer.
In one embodiment, be to form surface resin layer with coating one deck thermoplastics type polyethers resin on the pattern release liners of a plane or many lines, utilize the adhesive resin of a tool directly to coat on this release liners again and conform to the lower surface of this elastomer substrates, at last this release liners is peeled off release liners is separated with surface resin layer, but make the lower surface of elastomer substrates form the surface layer that a high frequency is followed.
In another embodiment, be to handle thermoplastics type's polyethers resin bed at the lower surface of elastomer substrates with surface treating machine; This surface treating machine is preferably the print wheel that mesh is 60mesh～250mesh.
In an alternate embodiment, be that thermoplastics type's polyethers resin bed is coated the lower surface of transferring to elastomer substrates on the release liners again earlier, after again with surface treating machine at the continuous thermoplastics type's polyethers resin bed of handling of the lower surface of elastomer substrates.
Similarly, but the high frequency that is formed at the elastomer substrates upper surface is followed surface layer and is preferably coated the upper surface of transferring to elastomer substrates on the release liners again earlier, is formed on the elastomer substrates upper surface but perhaps can use any method that other is fit to make this high frequency follow surface layer.
In one embodiment, be to form surface resin layer with coating one deck thermoplastics type polyethers resin on the pattern release liners of a plane or many lines, utilize the adhesive resin of a tool directly to coat on this release liners again and conform to the upper surface of this elastomer substrates, at last this release liners is peeled off release liners is separated with surface resin layer, but make the upper surface of elastomer substrates form the surface layer that a high frequency is followed.
In another embodiment, but be to handle a high frequency with surface treating machine at the upper surface of elastomer substrates to follow surface layer; This surface treating machine is preferably the print wheel that mesh is 60mesh～250mesh; But following surface layer by the high frequency of this surface treating machine printing again is preferably and uses the polyethers polyurethane resin finishing agent of viscosity as 60cps～800cps.
In an alternate embodiment, be that thermoplastics type's polyethers resin bed is coated the upper surface of transferring to elastomer substrates on the release liners again earlier, after again with surface treating machine at the continuous thermoplastics type's polyethers resin bed of handling of the upper surface of elastomer substrates.
Transfer to thermoplastics type's polyethers resin bed of base material upper surface with release liners, its oven dry thickness is preferably 0.01mm～0.15mm.
Be printed onto thermoplastics type's polyethers resin bed of base material upper surface with surface treating machine, its oven dry thickness is preferably 0.01mm～0.15mm.
Description of drawings
But Fig. 1 is presented at the lower surface of base material is formed with the cutaway view that high frequency is followed surface layer one embodiment;
The upper surface that Fig. 2 is presented at the base material of Fig. 1 is formed with the cutaway view of an elastomer resin layer;
But Fig. 3 is presented at the upper surface and the lower surface of base material is formed with the cutaway view that high frequency is followed surface layer one embodiment respectively; And
Fig. 4 shows the cutaway view that utilizes high frequency to follow between polyethers urethane resin layer surperficial below the artificial leather of the present invention and another leather.
[figure number explanation]
1,2-artificial leather 11,21-base material
111,211-upper surface 112,212-lower surface
113-elastomer resin layer 12,22,23-high frequency are followed surface layer
24-adhesion coating 3-leather
The specific embodiment
The manufacture method of the artificial leather of the present invention, will be via only for example but non-in order to the embodiment of restriction and with reference to appended graphic being described further, wherein:
The cutaway view that shows the artificial leather 1 of one embodiment of the invention among Fig. 1, this artificial leather 1 comprise one have upper surface (front) 111 with lower surface (back side) but 112 elastomer substrates 11 and is formed on the high frequency of this base material lower surface 112 follows surface layer 12.What needs one were carried is that this cutaway view only is to do for the diagram purpose, there is no according to ratio and draws.
In a preferred embodiment, this elastomer substrates 11 be superfine fibre soaking elastomer resin layer and through wet processed and the Nonwovens base material, the thickness of this superfine fibre Nonwovens base material 11 is preferably greatly the scope about 0.1mm to 3.0mm.
In other embodiments, this base material 11 can use general fiber or general fiber and superfine fibre to mix base cloth that knot forms to contain and be dipped in elastomer resin solution and through wet processed and the Nonwovens base material that gets.
If when mixing the base cloth impregnation elastomer resin formation base material that knot forms with general fiber or general fiber and superfine fibre, as shown in Figure 2, can be further form an elastomer resin layer 113 at the upper surface of this base material 11, this elastomer resin layer 113 is smooth upper surfaces of coating this base material 11 after base material impregnation elastomer resin solution.
But the high frequency that is formed on elastomer substrates 11 lower surfaces is followed surface layer 12 and is preferably the thermoplastics type polyethers resin of softening point between 90 ℃～150 ℃, and it can form fusion and thermoplastification after accepting high frequency.
The cutaway view that shows the artificial leather 2 of another embodiment of the present invention among Fig. 3, but but this artificial leather 2 comprises high frequency that an elastomer substrates 21, with upper surface 211 and lower surface 212 is formed on this base material lower surface 212 follows the high frequency that surface layer 22 and is formed on this base material upper surface 211 and follow surface layer 23.
This elastomer substrates 21 is the Nonwovens base material that mixes the base cloth impregnation elastomer resin solution formation of knot with superfine fibre or general fiber or general fiber and superfine fibre equally, but and high frequency is followed surface layer 22,23 and is similarly the thermoplastics type polyethers resin of softening point between 90 ℃～150 ℃; Again before forming thermoplastics type's polyethers resin bed 23 on base material 21 upper surfaces, the processed of can be according to need doing other coating at the upper surface of this base material 21 earlier is apprehensible, and for example the upper surface at this base material 21 is coated with above-mentioned elastomer resin layer 113.
But the high frequency that is formed at elastomer substrates 11,21 surfaces among the figure is followed surface layer and is preferably coated the lower surface of transferring to elastomer substrates on the release liners again earlier, is formed on the elastomer substrates surface but perhaps can use any method that other is fit to make this high frequency follow surface layer 12,22,23.
In one embodiment, be to form surface resin layer with coating one deck thermoplastics type polyethers resin on the pattern release liners of a plane or many lines, utilize the adhesive resin of a tool directly to coat on this release liners again and conform to the upper surface or the lower surface of this elastomer substrates for adhesion coating 24, at last this release liners is peeled off release liners is separated with surface resin layer, follow surface layer but make the upper surface of elastomer substrates or lower surface form a high frequency.
In another embodiment, but be to form and should follow surface layer by high frequency at the upper surface of elastomer substrates or lower surface with surface treating machine; This surface treating machine is preferably the print wheel that mesh is 60mesh～250mesh.
But above-mentionedly follow surface layer by this surface treating machine printing high frequency and be preferably and use the polyethers polyurethane resin finishing agent of viscosity as 60cps～800cps.
In an alternate embodiment, but should high frequency following surface layer is to coat upper surface or the lower surface of transferring to elastomer substrates on the release liners again earlier, after again with upper surface or lower surface continuous the handle thermoplastics type polyethers resin bed of surface treating machine at elastomer substrates.
The above-mentioned thickness of coating thermoplastics type's polyethers resin bed on elastomer substrates surface, be get high frequency follow the time finish second about 3-10 preferable, then the time long can embrittlement, and then can cause welding incomplete during deficiency of time; And the above-mentioned resinoid oven dry thickness of coating on this release liners of thermoplastics type's polyethers is preferably 0.01mm～0.15mm.
According to artificial leather provided by the present invention, the careful texture that will have similar corium, and as shown in Figure 4, mat base material 11 lower surfaces are (or on the base material 21, lower surface) but have a high frequency that constitutes with thermoplastics type's polyethers resin bed and follow surface layer 12, so the back side of this artificial leather (or positive) can utilize high frequency and another leather 3 to form following of seamless surface line, promote throughput rate to save the process time of using the suture sewing machine, person more, but the thermoplastics type's polyethers resin bed followed with this high frequency and cladding then after, its peel strength can reach every centimeter more than 2.5 kilograms and have a good peel strength.
To further specify embodiments of the invention by following example.
[embodiment 1]
Make a nonwoven fabric base material with 3den polyester fiber and 3den polyamide fiber mixed cotton, with impregnation this base material of polyurethane resin impregnation, on the base material after the impregnation, be coated with polyurethane resin (part by weight is 40: 60 polyurethane constituent and a dimethyl amide (DMF)) with the scraper coating method, through solidifying and 90 ℃ of washings, 140 ℃ of dryings can get general fiber artificial leather semi-finished product;
One liquid type polyethers polyurethane resin is diluted to viscosity 1200cps directly is coated on (attached amount is 150g/m2) on the release liners after mixing colours, (attached amount is 130g/m to be coated with one deck two liquid or a fluid polyurethane solid after drying fully with 120 ℃ immediately
2), fit with the half-finished lower surface of wet type (Nonwovens fibrous face) with 70 ℃ of half oven dry back, produce speed control built in 15m/min, after building bridge, maturation peels off with release liners, there is high frequency to follow the artificial leather of surface layer but finish lower surface.
[embodiment 2]
Use the polyethers polyurethane resin finishing agent of viscosity as 150cps, the half-finished lower surface of general fiber artificial leather (back side) with the print wheel Processing Example 1 of surface treating machine mesh 100mesh, baking oven is set in 150 ℃, make it to dry fully, produce speed control built in 12M/min, but get final product to such an extent that a lower surface has high frequency to follow the artificial leather of surface layer after the oven dry.
Aforementioned is for the present invention's description that above embodiment does, and can do multiple variation or modify embodiment according to design spirit of the present invention, is to do other processed according to need but for example follow between the surface layer at the upper and lower surface of base material and high frequency.Be with, obviously replacing and modifying for what be familiar with that this skill personage can do, will be incorporated in the claim that the present invention advocates.
Claims (15)
1, a kind of artificial leather of high cycle in succession is characterized in that, it comprises:
One elastomer substrates, it has upper surface and lower surface; And
But at least one high frequency that is formed on the lower surface of this base material is followed surface layer, and it is hot plastic type resin that this high frequency is followed surface layer.
2, but high frequency as claimed in claim 1 is followed artificial leather, and wherein, the high frequency that can be formed with the hot plastic type resin of a softening point between 90 ℃～150 ℃ at the upper surface or the lower surface of this base material is followed surface layer.
3, but high frequency as claimed in claim 1 is followed artificial leather, and wherein, hot plastic type resin can be thermoplastics type's polyethers resin.
4, but high frequency as claimed in claim 1 is followed artificial leather, and wherein, to be superfine fibre or general fiber or general fiber with superfine fibre mix base cloth impregnation elastomer resin layer that knot forms to base material and through wet processed and the Nonwovens base material that gets.
5, but high frequency as claimed in claim 4 is followed artificial leather, and wherein, when base material was the base cloth of general fiber or general fiber and the mixed knot formation of superfine fibre, its upper surface and high frequency were followed and included an elastomer resin layer between the surface layer.
6, but a kind of high frequency is followed the manufacture method of artificial leather, it is characterized in that, it comprises following steps:
The Nonwovens base material of the flexible body resin of one impregnation is provided, and this base cloth has a upper surface and a lower surface; And
Lower surface at base material forms thermoplastics type's polyethers resin bed at least.
7, but high frequency as claimed in claim 6 is followed the manufacture method of artificial leather, wherein, further is included in the step that the base material upper surface forms thermoplastics type's polyethers resin bed.
But 8, follow the manufacture method of artificial leather as claim 6 or 7 described high frequencies, wherein, to be superfine fibre or general fiber or general fiber with superfine fibre mix base cloth impregnation elastomer resin layer that knot forms to base material and through wet processed and the Nonwovens base material that gets.
9, but high frequency as claimed in claim 8 is followed the manufacture method of artificial leather, wherein, base material is when to be general fiber or general fiber with superfine fibre mix the base cloth that knot forms, and further is included in the step of formation one elastomer resin layer between the upper surface of this base material and the thermoplastics type's polyethers resin bed.
10, but high frequency as claimed in claim 6 is followed the manufacture method of artificial leather, and wherein, the softening point of thermoplastics type's polyethers resin bed is between 90 ℃～150 ℃.
11, but high frequency as claimed in claim 6 is followed the manufacture method of artificial leather, and wherein, the thermoplastics type's polyethers resin bed that is formed at the elastomer substrates surface is to coat the surface of transferring to elastomer substrates on the release liners again earlier.
12, but high frequency as claimed in claim 6 is followed the manufacture method of artificial leather, and wherein, the thermoplastics type's polyethers resin bed that is formed at the elastomer substrates surface is to handle with surface treating machine.
13, but high frequency as claimed in claim 12 is followed the manufacture method of artificial leather, and wherein, thermoplastics type's polyethers resin bed of surface treating machine printing uses the polyethers polyurethane resin finishing agent of viscosity as 60cps～800cps.
14, but high frequency as claimed in claim 6 is followed the manufacture method of artificial leather, wherein, the thermoplastics type's polyethers resin bed that is formed at the elastomer substrates surface is to coat the surface of transferring to elastomer substrates on the release liners again earlier, continues on the surface of elastomer substrates with surface treating machine and handles thermoplastics type's polyethers resin bed.
15, but high frequency as claimed in claim 14 is followed the manufacture method of artificial leather, and wherein, thermoplastics type's polyethers resin bed that surface treating machine is handled uses the polyethers polyurethane resin finishing agent of viscosity as 60cps～800cps.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510001621 CN1814907A (en) | 2005-02-03 | 2005-02-03 | Artificial leather of high cycle in succession and making method |
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| CN 200510001621 CN1814907A (en) | 2005-02-03 | 2005-02-03 | Artificial leather of high cycle in succession and making method |
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| CN1814907A true CN1814907A (en) | 2006-08-09 |
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| CN 200510001621 Pending CN1814907A (en) | 2005-02-03 | 2005-02-03 | Artificial leather of high cycle in succession and making method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109925683A (en) * | 2017-12-15 | 2019-06-25 | 三芳化学工业股份有限公司 | Sphere structure and its manufacturing method |
| CN113291020A (en) * | 2020-02-24 | 2021-08-24 | 三芳化学工业股份有限公司 | Artificial leather and method for producing same |
| CN114687217A (en) * | 2020-12-31 | 2022-07-01 | 三芳化学工业股份有限公司 | Artificial leather and method for producing same |
-
2005
- 2005-02-03 CN CN 200510001621 patent/CN1814907A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109925683A (en) * | 2017-12-15 | 2019-06-25 | 三芳化学工业股份有限公司 | Sphere structure and its manufacturing method |
| CN113291020A (en) * | 2020-02-24 | 2021-08-24 | 三芳化学工业股份有限公司 | Artificial leather and method for producing same |
| US11555271B2 (en) | 2020-02-24 | 2023-01-17 | San Fang Chemical Industry Co., Ltd. | Artificial leather and method for producing the same |
| CN114687217A (en) * | 2020-12-31 | 2022-07-01 | 三芳化学工业股份有限公司 | Artificial leather and method for producing same |
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Open date: 20060809 |