CN104674565A - Production method of breathable three-dimensional net cloth leather - Google Patents
Production method of breathable three-dimensional net cloth leather Download PDFInfo
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- CN104674565A CN104674565A CN201510127239.XA CN201510127239A CN104674565A CN 104674565 A CN104674565 A CN 104674565A CN 201510127239 A CN201510127239 A CN 201510127239A CN 104674565 A CN104674565 A CN 104674565A
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Abstract
The invention relates to synthetic leather for the field of sneakers, in particular to a production method of breathable three-dimensional net cloth leather. The method comprises the following steps: coating the surface of a release paper (UM-T) with a layer of fabric of which the viscosity is 2500-3,000cps through a first coating head; coating the fabric with a middle material through a second coating head; processing the release paper coated with the fabric and the middle material through a third coating head, and coating the middle material with a layer of backing material; completely drying the release paper coated with the fabric, the middle material and the backing material, and pasting the processed three-dimensional net cloth; controlling the temperature of the pasted three-dimensional net color and the release paper at 80-100 DEG C, baking for 4-5 minutes, completely cooling and then stripping; and knurling the rolled three-dimensional net cloth synthetic leather through an embossing machine. The three-dimensional net cloth leather fabricated by the method can well meet the light, transparent and beautiful requirements pursued by young people, and simultaneously can reach the requirements of moisture resistance, wind resistance and ventilation effect.
Description
Technical field
The present invention relates to the synthetic leather in sport footwear field, especially a kind of production method of ventilative three-dimensional screen cloth leather.
Background technology
Screen cloth, Synthetic Leather are the main raw material(s) of sport footwear, and traditional screen cloth major embodiment on sport footwear material goes out the advantages such as light, saturating, three-dimensional, but non-watertight, simultaneously can not be applicable on winter sports footwear material; Synthetic Leather energy waterproof, apparent can variation but permeability is poor.Pursuing gently saturating, beautiful to can be good at meeting young man, can also reach damp proof, windproof and the requirement of air permeable effect simultaneously, we release a kind of ventilative three-dimensional screen cloth leather completely newly.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of production method of ventilative three-dimensional screen cloth leather, uses the technological difficulties of the method to be: how (1) ensures the relief lines uniformity of screen cloth; (2) how to ensure three-dimensional screen cloth leather good weatherability (steep, in the 10%NaOH solution of 2h80 DEG C, crackle and lamination do not occur), peel strength is greater than 70N/3cm; (3) selection of stereoscopic graticule cloth material and processing method; (4) selection of dry method fabric bed material resin; (5) temperature of knurling rolls controls.
For solving the problems of the technologies described above, needing the raw material prepared in advance to comprise three-dimensional screen cloth, three-dimensional screen cloth treatment fluid (improving the adhesive property of three-dimensional screen cloth and dry method bed material), hydrolysis resistant polyurethane fabric resin, heat molten type bed material resin, curing agent (improve the solvent resistance of bed material and accelerate the adhesive property of bed material and three-dimensional screen cloth), promoter (accelerating the setting rate of curing agent), antiwear assistant (do high polyurethane resin be combined with three-dimensional screen cloth after ABRASION RESISTANCE) and adjusting the solvent (DMF, MEK) of viscosity.
A) three-dimensional screen cloth is selected and process: select third dimension strong, what adherence was good washs three-dimensional screen cloth entirely, and grammes per square metre is at 350 ± 30g/m
2, thickness is at 1.4 ± 0.1mm; With the water-based water-sprinkling agent process of 4%, make three-dimensional screen cloth feel dry and comfortable, have hydrophobic surface simultaneously, the three-dimensional screen cloth surface coupling agent of 100 order treatment tube process one edition 4%, improves the polarity of binding face, strengthens peel strength.
B) selection of dry method fabric resin: select a kind of high temperature resistant, anti-hydrolytic performance good, surface is easily done without sewing, easy and polyurethane fabric resin that heat molten type bed material resin-bonded is not stratified;
The selection of dry method bed material resin: require that anti-hydrolytic performance is good, selects a kind of 100% modulus to be 25-35kg/c m
2high solids content, low viscosity and the heat molten type bed material resin (heat molten type temperature is between 70-120 DEG C) of heat molten type.
After getting out above-mentioned raw material, next step starts the configuration of fabric, middle material and bed material resin:
A) configuration of fabric: by hydrolysis resistant polyurethane fabric resin, dimethyl formamide, butanone, levelling agent, pearl essence (or transparent pigment), antiwear assistant adds according to the ratio of 100: 60: 20: 0.05: 2 ~ 4: 1, carries out stirring at normal temperatures dissolve completely to polyurethane, color, antiwear assistant for 10 minutes with the mixing speed of 1000-1500r/min, be stirred to slurry even, viscosity controls at 2500-3000cps at normal temperatures;
B) in, the configuration of material is by hydrolysis resistant polyurethane fabric resin, dimethyl formamide, butanone, levelling agent, pearl essence (or transparent pigment), the ratio according to 100: 40: 20: 0.05: 2 ~ 4 is added, stirring 10 minutes is carried out to polyurethane at normal temperatures with the mixing speed of 1000-1500r/min, color dissolves completely, and be stirred to slurry even, viscosity controls at 5000-6000cps at normal temperatures;
C) configuration of bed material is by heat molten type bed material resin, dimethyl formamide, butanone, curing agent, promoter is added according to the ratio of 100: 10: 10: 0.2: 0.1, stirring 10 minutes is carried out to heat molten type bed material resin at normal temperatures with the mixing speed of 1000-1500r/min, curing agent, promoter is dissolved completely, is stirred to slurry even, carry out vacuum defoamation 90min, viscosity controls at 12000-16000cps at normal temperatures.(amount of curing agent and promoter would not at hot mastication after having added and having solidified, and amount must be controlled well, add its curing rate few is slow and solvent resistance is poor).
The production method of a kind of ventilative three-dimensional screen cloth leather of the present invention comprises the steps:
A) release liners (UM-T) being coated with one deck viscosity by a dispense tip surface is the fabric of 2500-3000cps, and coating weight control is at 100 ~ 120g/m
2, oven temperature controls at 60 ~ 90 DEG C, and the speed of a motor vehicle controls between 8 ~ 9m/min;
B) release liners of coating fabric is passed through No. two dispense tips, material during a shell fabric is coated with, coating weight control is at 200 ~ 250g/m
2, oven temperature controls at 80 ~ 110 DEG C, and the speed of a motor vehicle controls between 8 ~ 9m/min;
C) release liners of coating fabric, middle material is passed through No. three dispense tips, middle material is coated with one deck bed material, and coating weight control is at 300 ~ 350g/m
2, oven temperature controls at 80 ~ 110 DEG C, and the speed of a motor vehicle controls between 8 ~ 9m/min;
D) sticking the three-dimensional screen cloth through processing after the above-mentioned release liners scribbling fabric, middle material and bed material being dried completely, need illustrate that doubling roller temperature controls between 110-130 DEG C.The rubber rollers up and down of doubling roller must be fitted comprehensively;
E) by the above-mentioned three-dimensional screen cloth that posts and release liners control temperature between 80-100 DEG C, dry after 4-5 minute and peel off to cooling completely; (the above speed of a motor vehicle is synchronous)
F) by the three-dimensional screen cloth synthetic leather that winds through the embossing of embossing board, the knurling rolls with point shape decorative pattern selected by knurling rolls, knurling rolls temperature controls between 160-170 DEG C, embossing gap is 30 (0.3mm), pressure is 40-50kg, and the speed of a motor vehicle has pressed rear cooling rolling in 4-4.5m/min embossing.(damaged surface is not wanted in embossing)
It should be noted that in actual production process: 1), according to the characteristic of the three-dimensional screen cloth of difference need select different special auxiliary agent; 2), heat molten type bed material resin will select collocation curing agent and promoter, but to note addition number; 3), in process the viscosity of each stage coating medium and the speed of a motor vehicle must need adjustment in process of production, and the data provided are only for reference, and respectively provide data to be a kind of attainable conditions, each raw material variance used of the difference due to board must from Row sum-equal matrix.
Good effect of the present invention:
The production method of a kind of ventilative three-dimensional screen cloth leather of the present invention, its three-dimensional screen cloth leather produced can be good at meeting young man and pursues gently saturating, beautiful, can also reach damp proof, windproof and the requirement of air permeable effect simultaneously, applied widely, there is very wide market popularization value.
Detailed description of the invention
Fig. 1 is the structural representation of the ventilative three-dimensional screen cloth leather that the present invention produces
As specific embodiment of the present invention, the production method of a kind of ventilative three-dimensional screen cloth leather of the present invention comprises the steps:
A) release liners (UM-T) being coated with one deck viscosity by a dispense tip surface is the fabric of 2500-3000cps, and coating weight control is at 100 ~ 120g/m
2, oven temperature controls at 60 ~ 90 DEG C, and the speed of a motor vehicle controls between 8 ~ 9m/min;
B) release liners of coating fabric is passed through No. two dispense tips, material during a shell fabric is coated with, coating weight control is at 200 ~ 250g/m
2, oven temperature controls at 80 ~ 110 DEG C, and the speed of a motor vehicle controls between 8 ~ 9m/min;
C) release liners of coating fabric, middle material is passed through No. three dispense tips, middle material is coated with one deck bed material, and coating weight control is at 300 ~ 350g/m
2, oven temperature controls at 80 ~ 110 DEG C, and the speed of a motor vehicle controls between 8 ~ 9m/min;
D) sticking the three-dimensional screen cloth through processing after the above-mentioned release liners scribbling fabric, middle material and bed material being dried completely, need illustrate that doubling roller temperature controls between 110-130 DEG C.The rubber rollers up and down of doubling roller must be fitted comprehensively;
E) by the above-mentioned three-dimensional screen cloth that posts and release liners control temperature between 80-100 DEG C, dry after 4-5 minute and peel off to cooling completely; (the above speed of a motor vehicle is synchronous)
F) by the three-dimensional screen cloth synthetic leather that winds through the embossing of embossing board, the knurling rolls with point shape decorative pattern selected by knurling rolls, knurling rolls temperature controls between 160-170 DEG C, embossing gap is 30 (0.3mm), pressure is 40-50kg, and the speed of a motor vehicle has pressed rear cooling rolling in 4-4.5m/min embossing.(damaged surface is not wanted in embossing).
Claims (4)
1. the production method of a ventilative three-dimensional screen cloth leather, raw material comprise three-dimensional screen cloth, three-dimensional screen cloth treatment fluid, hydrolysis resistant polyurethane fabric resin, heat molten type bed material resin, curing agent, promoter, antiwear assistant and adjust the solvent of viscosity, it is characterized in that: the method comprises the steps:
A) release liners being coated with one deck viscosity by a dispense tip surface is the fabric of 2500-3000cps, and coating weight control is at 100 ~ 120g/m
2, oven temperature controls at 60 ~ 90 DEG C, and the speed of a motor vehicle controls between 8 ~ 9m/min;
B) release liners of coating fabric is passed through No. two dispense tips, material during a shell fabric is coated with, coating weight control is at 200 ~ 250g/m
2, oven temperature controls at 80 ~ 110 DEG C, and the speed of a motor vehicle controls between 8 ~ 9m/min;
C) release liners of coating fabric, middle material is passed through No. three dispense tips, middle material is coated with one deck bed material, and coating weight control is at 300 ~ 350g/m
2, oven temperature controls at 80 ~ 110 DEG C, and the speed of a motor vehicle controls between 8 ~ 9m/min;
D) sticking the three-dimensional screen cloth through processing after the above-mentioned release liners scribbling fabric, middle material and bed material being dried completely, need illustrate that doubling roller temperature controls between 110-130 DEG C.The rubber rollers up and down of doubling roller must be fitted comprehensively;
E) by the above-mentioned three-dimensional screen cloth that posts and release liners control temperature between 80-100 DEG C, dry after 4-5 minute and peel off to cooling completely;
F) by the three-dimensional screen cloth synthetic leather that winds through the embossing of embossing board, the knurling rolls with point shape decorative pattern selected by knurling rolls, knurling rolls temperature controls between 160-170 DEG C, embossing gap is 30 (0.3mm), pressure is 40-50kg, and the speed of a motor vehicle has pressed rear cooling rolling in 4-4.5m/min embossing.
2. the production method of a kind of ventilative three-dimensional screen cloth leather according to claim 1, it is characterized in that: being configured to of described fabric: by hydrolysis resistant polyurethane fabric resin, dimethyl formamide, butanone, levelling agent, pearl essence or transparent pigment, antiwear assistant adds according to the ratio of 100: 60: 20: 0.05: 2 ~ 4: 1, carry out stirring with the mixing speed of 1000-1500r/min at normal temperatures to dissolve completely to polyurethane, color, antiwear assistant for 10 minutes, be stirred to slurry even, viscosity controls at 2500-3000cps at normal temperatures.
3. the production method of a kind of ventilative three-dimensional screen cloth leather according to claim 1, it is characterized in that: being configured to of described middle material: by hydrolysis resistant polyurethane fabric resin, dimethyl formamide, butanone, levelling agent, pearl essence or transparent pigment, ratio according to 100: 40: 20: 0.05: 2 ~ 4 is added, stirring 10 minutes is carried out to polyurethane at normal temperatures with the mixing speed of 1000-1500r/min, color dissolves completely, be stirred to slurry even, viscosity controls at 5000-6000cps at normal temperatures.
4. the production method of a kind of ventilative three-dimensional screen cloth leather according to claim 1, it is characterized in that: being configured to of described bed material: by heat molten type bed material resin, dimethyl formamide, butanone, curing agent, promoter is added according to the ratio of 100: 10: 10: 0.2: 0.1, stirring 10 minutes is carried out to heat molten type bed material resin at normal temperatures with the mixing speed of 1000-1500r/min, curing agent, promoter is dissolved completely, be stirred to slurry even, carry out vacuum defoamation 90min, viscosity controls at 12000-16000cps at normal temperatures.
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| CN201510127239.XA CN104674565B (en) | 2015-03-23 | 2015-03-23 | A kind of production method of ventilative three-dimensional screen cloth leather |
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| CN201510127239.XA CN104674565B (en) | 2015-03-23 | 2015-03-23 | A kind of production method of ventilative three-dimensional screen cloth leather |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108060580A (en) * | 2017-12-08 | 2018-05-22 | 福建宝利特科技股份有限公司 | A kind of stainable emulation Breathable artificial leather and preparation method thereof |
| CN108316022A (en) * | 2018-03-16 | 2018-07-24 | 安安(中国)有限公司 | A kind of production method of woven fabric Jacquard that inhaling flower technology using vacuum |
| CN109338733A (en) * | 2018-10-09 | 2019-02-15 | 安徽安利材料科技股份有限公司 | A kind of preparation method of polyurethane high molecule elastomer composite mesh material |
| CN109695161A (en) * | 2019-01-22 | 2019-04-30 | 科一(福建)超纤有限责任公司 | A kind of preparation method of ventilative PU leather |
-
2015
- 2015-03-23 CN CN201510127239.XA patent/CN104674565B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108060580A (en) * | 2017-12-08 | 2018-05-22 | 福建宝利特科技股份有限公司 | A kind of stainable emulation Breathable artificial leather and preparation method thereof |
| CN108316022A (en) * | 2018-03-16 | 2018-07-24 | 安安(中国)有限公司 | A kind of production method of woven fabric Jacquard that inhaling flower technology using vacuum |
| CN109338733A (en) * | 2018-10-09 | 2019-02-15 | 安徽安利材料科技股份有限公司 | A kind of preparation method of polyurethane high molecule elastomer composite mesh material |
| CN109695161A (en) * | 2019-01-22 | 2019-04-30 | 科一(福建)超纤有限责任公司 | A kind of preparation method of ventilative PU leather |
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| CN104674565B (en) | 2017-07-11 |
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