CN1294321C - Artificial leather with specific surface texture - Google Patents
Artificial leather with specific surface texture Download PDFInfo
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- CN1294321C CN1294321C CNB2004100043075A CN200410004307A CN1294321C CN 1294321 C CN1294321 C CN 1294321C CN B2004100043075 A CNB2004100043075 A CN B2004100043075A CN 200410004307 A CN200410004307 A CN 200410004307A CN 1294321 C CN1294321 C CN 1294321C
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Abstract
The present invention discloses artificial leather with specific surface texture, which comprises a base material layer with the thickness of 0.1 to 2.0mm and a special texture layer with the thickness of 5 to 100 mum, wherein a superfine fiber unwoven fabric with the fineness of 0.5d to 0.0001d or a fabric is dipped in PU paint in the base material layer, solidified, washed by water, dried, reduced and ground to form a semi-finished product of superfine fiber artificial leather; in the special texture layer, an elastomer resin solution with the solidifying capability of more than 40% is combined with a special wheel tool with the deepened texture of the depth of 0.06 to 0.25mm, so that the special texture layer of the special texture is formed on the elastomer resin combined with the special wheel tool; the special texture is connected to the base material layer to obtain the artificial leather with special texture; the effect of the artificial leather with special texture can be more similar to genuine leather after dry kneading or wet kneading. A polyurethane layer with the thickness of 0.1 to 0.5mm can be arranged between the special texture layer and the base material layer. The special texture is animal texture, such as sheepskin texture, calf texture, etc., any designed texture, etc.
Description
Technical field
The present invention relates to a kind of dermatine, refer in particular to a kind of dermatine that includes thickness 0.1～2.0mm substrate layer and thickness 5～100 μ m special grains layers with special surface lines.
Background technology
Present general dermatine, as shown in Figure 1, with the fiber Nonwovens or weave cotton cloth via impregnation polyamine fat (POLYURETHANE, to call PU in the following text) coating, through solidify, wash, the dry and dermatine semi-finished product that form, and on release liners, be coated with a liquid type PU constituent with corium lines, be coated with two-liquid type PU constituent again and be used as following layer coating, peel off release liners after imposing the processing of fitting, and get corium lines dermatine material.
The another kind of method of making dermatine is arranged again, as shown in Figure 2, obtain with the fiber Nonwovens and to weave cotton cloth via impregnation PU coating and directly apply the PU resin combination, through solidify, wash, dry and form the dermatine semi-finished product that apply the PU resin, touch to the dermatine semi-finished product that apply the PU resin by wheel high-temperature high-pressure, and get corium lines dermatine material with corium lines.
Yet above-mentioned two kinds of method for makings and dermatine, its feel is more coarse, pliability is not good and harder, and inapplicable gloves, clothing, suitcase, the sofa etc. done.
Summary of the invention
Because the problems referred to above point, these creators etc. are through self-criticism meticulously, research, discovery is with superfine fibre Nonwovens or fabric, impregnation elastomer resin constituent, through solidifying, washing, dry, form the dermatine semi-finished product after the decrement as substrate layer, plate to implementing on this artificial leather semi-finished product substrate layer, combine with the water-soluble type or the solvent-borne type elastomer resin of high-solidity, divisible shapes (solid shape branch is meant the solid constituent behind the removal moisture) with the special wheel of deepening lines, make the elastomer resin that combines with aforementioned special wheel form the special grains layer, follow to the aforementioned substrates layer through shifting, and must have the special grains dermatine.Or on dermatine semi-finished product substrate layer coating polyurethane constituent, through solidify, wash, dry and dermatine semi-finished product substrate layer that must another kind of tool PU layer; Or utilize comb and parallel cotton fibers prior to spinning, tailor's cushion or water to roll the non-woven of formation the superfine fibre, impregnation elastomer resin constituent also is coated with the polyurethane constituent, through solidifying, wash, form after dry, the decrement dermatine semi-finished product substrate layer of thickness 0.1～0.5mm PU layer; Combine with the water-soluble type or the solvent-borne type elastomer resin of high-solidity, divisible shapes with the special wheel of deepening lines again, make the elastomer resin that combines with aforementioned special wheel form the special grains layer, through shifting then to the aforementioned substrates layer, and must have the dermatine of the good special surface lines of softness, feel, so that finish the present invention.This special grains dermatine effect after dry rub or wet rubbing again will have more kishke feel.
That is purpose of the present invention provides the dermatine with special grains that is formed by thickness 0.1～2.0mm substrate layer and thickness 5～100 μ m special grains layers.
Another object of the present invention provides the dermatine with special grains that is formed by thickness 0.1～2.0mm substrate layer, thickness 0.1～0.5mm PU layer and thickness 5～100 μ m special grains layers.
Relevant with the present invention have a special grains dermatine, to form by thickness 0.1～2.0mm substrate layer and thickness 5～100 μ m special grains layers, be the flow process of showing down: with the superfine fibre fabric or with groups of fibers by machinery, chemistry, the non-woven that hot-press method has the fabric kenel with its three-dimensional staggered intertwining, impregnation elastomer resin constituent, through solidifying, washing, dry, form the dermatine semi-finished product after the decrement as substrate layer, plate to implementing on this artificial leather semi-finished product substrate layer, combine with the water-soluble type or the solvent-borne type elastomer resin of high-solidity, divisible shapes to have the special wheel of deepening lines, make the elastomer resin that combines with aforementioned special wheel form the special grains layer, through shifting then to the aforementioned substrates layer, and the dermatine with special grains that must form by thickness 0.1～2.0mm substrate layer and thickness 5～100 μ m special grains layers.
Relevant with the present invention again dermatine with special grains lines, by thickness 0.1～2.0mm substrate layer, thickness 0.1～0.5mm PU layer and thickness 5～100 μ m special grains special grains layers form, be the flow process of showing down: with superfine fibre non-woven or fabric, impregnation elastomer resin constituent, through solidifying, washing, dry, form the dermatine semi-finished product after the decrement as substrate layer, coating polyurethane constituent on this artificial leather semi-finished product substrate layer is through solidifying, washing, dry and be formed with thickness 0.1～0.5mm PU layer on the dermatine semi-finished product substrate layer; Or with superfine fibre non-woven or fabric, impregnation elastomer resin constituent also is coated with the polyurethane constituent, through solidifying, wash, be formed with after dry, the decrement dermatine semi-finished product base material of thickness 0.1～0.5mm PU layer.Combine with the water-soluble type or the solvent-borne type elastomer resin of high-solidity, divisible shapes to have the special wheel of deepening lines again, make the special grains layer that forms the special grains lines on the elastomer resin that combines with aforementioned special wheel, through shifting then the PU layer to the dermatine semi-finished product substrate layer of aforementioned tool PU layer, and the special surface lines dermatine that must have the good special grains of softness, feel, the dermatine that forms by thickness 0.1～2.0mm substrate layer, thickness 0.1～0.5mm PU layer and thickness 5～100 μ m special grains layers with special grains.Be transferred on the dermatine semi-finished product that apply the PU resin bed with wheel and the high water-soluble type or the solvent-borne type elastomer resin of composition admittedly, and obtain the dermatine wear-resisting, soft, that feel is good with special grains lines with special grains.This special grains dermatine effect after dry rub or wet rubbing again will have more kishke feel.
Above-mentioned flow process is to form special grains with so-called elastomer resin, by being transferred on the dermatine surface, and the special surface lines dermatine that gets, it is soft, feel is preferable, more known wheel is with high-temperature pressurizing, or is that the dermatine of the feel hardening that then gets of solid is superior with the two-liquid type polyurethane.
Relevant with the present invention have a special grains dermatine, and its first example is the structure with Fig. 3, and wherein substrate layer 1 thickness is 0.1～2.0mm; Special grains layer 2 thickness are 5～100 μ m.The dermatine with special grains relevant in addition with the present invention, its second example is the structure with Fig. 4, wherein substrate layer 1 thickness is 0.1～2.0mm; Special grains layer 2 thickness are 5～100 μ m; Polyurethane (PU) layer 3 thickness are 0.1～0.5mm.
With superfine fibre non-woven or fabric impregnation or coating with the elastomer resin constituent, through solidifying, wash, forming the artificial leather semi-finished product after dry, the decrement, usually on the artificial leather semi-finished product, do again release liners change paste processing implement veneer processing or embossing processing and the artificial leather material of tool corium lines, or on the artificial leather semi-finished product, implement to grind, dyeing processing and must imitate the artificial leather material of chamois leather.
The present invention then plates, combines with the water-soluble type or the solvent-borne type elastomer resin of high-solidity, divisible shapes to have the special wheel of deepening lines implementing on this artificial leather semi-finished product substrate layer, make the elastomer resin that combines with aforementioned special wheel form the special grains layer, through shifting then to the aforementioned substrates layer, and the dermatine with special grains that must form by thickness 0.1～2.0mm substrate layer and thickness 5～100 μ m special grains layers.This special grains dermatine effect after dry rub or wet rubbing again will have more kishke feel.
Or for coating polyurethane constituent on this artificial leather semi-finished product substrate layer, through solidifying, washing, dry and be formed with thickness 0.1～0.5mmPU layer on the dermatine semi-finished product substrate layer, combine with the water-soluble type or the solvent-borne type elastomer resin of high-solidity, divisible shapes to have the special wheel of deepening lines again, make the elastomer resin that combines with aforementioned special wheel form the special grains layer, through shifting then the PU layer to the dermatine semi-finished product substrate layer of aforementioned tool PU layer, and must have softness, the special surface lines dermatine that feel is good, and must be by thickness 0.1～2.0mm substrate layer, the dermatine that thickness 0.1～0.5mm PU layer and thickness 5～100 μ m special grains layers form with special grains.
On the dermatine semi-finished product, shift special grains with wheel to the dermatine semi-finished product in conjunction with water-soluble type of high-solidity, divisible shapes or solvent type resin with special grains, its water-soluble type resin can be polyurethane resin, acrylate, copolymer resin etc.And solvent type resin can be nitrocellulose resin, polyurethane resin etc.
The etching lines of general wheel is all very shallow, and the degree of depth is 0.02-0.05mm, and the water-soluble type of general prior art or the solid shape of solvent-borne type PU resin be divided into 25%, makes its lines that is transferred on the leather not have stereovision, differs very big with general corium lines.The present invention has special grains for making cladding performance, and the three-dimensional stereovision of corium lines for example specially deepens special wheel etch depth to be 0.06-0.25mm, makes lines deepen to form the special grains wheel for the 3-5 of the wheel of general prior art is doubly dark.And use water-soluble type of high-solidity, divisible shapes (more than 40%) or solvent type resin, special grains can be transferred on the dermatine.Because it is high that the solid shape of the dark and resin of wheel etch depth is divided, transferable special grains makes to present stereovision to dermatine, and depth perception, whole leather have the sense of corium lines, and soft.This special grains dermatine effect after dry rub or wet rubbing again will have more kishke feel; The lines of this special grains wheel can be animal dermatoglyphs such as sheepskin line, calf line, middle Niu Wen and any design lines etc.The dermatine with special grains of the present invention to form by thickness 0.1～2.0mm substrate layer and thickness 5～100 μ m special grains layers, wear resistance, pliability is superior, feel is preferable; If substrate layer has dyeing then can get more valuable special grains dermatine.
Description of drawings
Fig. 1 is the manufacture method of general dermatine in the prior art;
Fig. 2 is the manufacture method of another kind of dermatine in the prior art;
Fig. 3 is the enlarged drawing of embodiment 1 product surface;
Fig. 4 is the enlarged drawing of embodiment 2 product surfaces.
The specific embodiment
Below, illustrate example of the present invention.
Embodiment 1
With polyamide 6 superfine fibre non-wovens, with 40 fens PU constituents and 60 fens coating impregnation superfine fibre non-wovens of being constituted of dimethyl amide (DMF), through 90 ℃ of washings, after 140 ℃ of dryings, form the flexible sclerderm of tool, form superfine fibre dermatine semi-finished product through decrement again, implement to grind, dyeing makes and becomes the dermatine semi-finished product of tool chamois leather sense substrate layer, divide 50% PU resin combination solution and the special wheel of calf dermatoglyph that the calf dermatoglyph is transferred on the dermatine semi-finished product substrate layer with solid shape again, rub processing through wetting again, and get soft, the dermatine (enlarged drawing of product surface sees also with reference to figure 3) that feel is good; It the results are shown in table 1.
Embodiment 2:
With the dermatine semi-finished product identical with the foregoing description 1, implement to grind, dyeing, be coated with 35%PU resin combination solution again, be formed with the dermatine semi-finished product substrate layer of PU layer through solidifying, wash, drying, the surface imposes pressing again.Divide 40% PU resin combination solution and special grains wheel that special grains is transferred on the semi-finished product with solid shape, rubs in the place through wet again, and must surperficial textured dermatine (enlarged drawing of product surface sees also with reference to figure 4); It the results are shown in table 1.
Comparative example 1
On the dermatine semi-finished product identical with embodiment 1, with coating one liquid type polyurethane on the release liners that is printed on the calf-skin lines, after 120 ℃ of oven dry of temperature, being coated with two-liquid type PU coating again fits as following layer and dermatine semi-finished product, treat after the crosslinked sclerosis and, and get a surperficial textured dermatine with release.It the results are shown in table 1.
Comparative example 2
On the dermatine surface of semi-finished identical with embodiment 1, directly be coated with the PU resin, again with the wheel that is carved with the corium lines with 180 ℃ of temperature embossing, make the surface present the corium lines, and there is the lines dermatine on a surface; It the results are shown in table 1.
Comparative example 3
On the dermatine semi-finished product identical with embodiment 2, with 180 ℃ of temperature embossings, make the surface present the corium lines with the wheel that is carved with the corium lines, through wet rubbing and there is the lines dermatine on a surface; It the results are shown in table 1.
Table 1
| Feel | The outward appearance lines | Pliability | The one sense | |
| Embodiment one | 5 | 5 | 5 | 5 |
| Embodiment two | 5 | 5 | 5 | 5 |
| Comparative example one | 1 | 5 | 1 | 1 |
| Comparative example two | 2 | 5 | 2 | 2 |
| Comparative example three | 3 | 5 | 3 | 3 |
Annotate: 5: superior; 4: good; 3: can; 2: slightly can; 1: poor
Shown and learnt that the present invention has the dermatine of special grains by the result of last table, pliability, feel are all superior similar to corium, are applicable to the dermatine of gloves, clothing, shoes, suitcase, sofa.
Claims (5)
1, a kind of dermatine with special surface lines is characterized in that: described dermatine is formed by substrate layer and special grains layer, wherein:
This substrate layer is by fiber number 0.5d～0.0001d superfine fibre fabric or non-woven that groups of fibers is had the fabric kenel by machinery, chemistry, hot-press method with its three-dimensional staggered intertwining, dipping through PU coating, washing, drying is again through decrement, grind and formation superfine fiber dermatine semi-finished product, as substrate layer;
This special grains layer is by to remove the PU solution of solid constituent 40% or more behind the moisture and to have the special wheel that the degree of depth reaches 0.06～0.25mm intensification lines and combine, make the elastomer resin that combines with this special wheel form the special grains layer, through shifting then to above-mentioned substrate layer, and must have the dermatine of special surface lines.
2, the dermatine with special surface lines as claimed in claim 1 is characterized in that: described special grains layer thickness is that 5～100 μ m and substrate layer thickness are 0.1～0.5mm.
3, the dermatine with special surface lines as claimed in claim 1 is characterized in that: the polyamine ester layer that includes a layer thickness 0.1～0.5mm between described special grains layer and substrate layer.
4, the dermatine with special surface lines as claimed in claim 1 is characterized in that: described special grains is meant animal dermatoglyphs such as sheepskin line, calf line, middle Niu Wen and any design lines etc.
5, the dermatine with special surface lines as claimed in claim 1 is characterized in that: described special grains is formed by the special wheel with the intensification lines that reaches 0.06～0.25mm deeply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100043075A CN1294321C (en) | 2004-02-13 | 2004-02-13 | Artificial leather with specific surface texture |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100043075A CN1294321C (en) | 2004-02-13 | 2004-02-13 | Artificial leather with specific surface texture |
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| Publication Number | Publication Date |
|---|---|
| CN1654737A CN1654737A (en) | 2005-08-17 |
| CN1294321C true CN1294321C (en) | 2007-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2004100043075A Expired - Fee Related CN1294321C (en) | 2004-02-13 | 2004-02-13 | Artificial leather with specific surface texture |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI585251B (en) * | 2014-08-22 | 2017-06-01 | San Fang Chemical Industry Co | Composite long fiber textile and its use of the environmental protection of synthetic long fiber artificial leather |
| CN104594066A (en) * | 2015-02-12 | 2015-05-06 | 昆山协孚人造皮有限公司 | Dry-process cracking leather and production method thereof |
| CN105625046A (en) * | 2016-03-15 | 2016-06-01 | 惠州赛力珑新材料有限公司 | Deep-line organosilicone synthetic leather and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62110992A (en) * | 1985-11-07 | 1987-05-22 | Meiwa Sangyo Kk | Production of floorings |
| KR20030023840A (en) * | 2001-09-14 | 2003-03-20 | 조경연 | Manufacturing method of emboss dry style poly urethane synthetic skin |
| KR20030084512A (en) * | 2002-04-27 | 2003-11-01 | 김남수 | Polyurethane leather and its manufacturing method and device |
-
2004
- 2004-02-13 CN CNB2004100043075A patent/CN1294321C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62110992A (en) * | 1985-11-07 | 1987-05-22 | Meiwa Sangyo Kk | Production of floorings |
| KR20030023840A (en) * | 2001-09-14 | 2003-03-20 | 조경연 | Manufacturing method of emboss dry style poly urethane synthetic skin |
| KR20030084512A (en) * | 2002-04-27 | 2003-11-01 | 김남수 | Polyurethane leather and its manufacturing method and device |
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| Publication number | Publication date |
|---|---|
| CN1654737A (en) | 2005-08-17 |
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Granted publication date: 20070110 Termination date: 20130213 |