CN103276603A - Preparation method for anti-infrared-detection polyurethane leather - Google Patents
Preparation method for anti-infrared-detection polyurethane leather Download PDFInfo
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- CN103276603A CN103276603A CN2013102437210A CN201310243721A CN103276603A CN 103276603 A CN103276603 A CN 103276603A CN 2013102437210 A CN2013102437210 A CN 2013102437210A CN 201310243721 A CN201310243721 A CN 201310243721A CN 103276603 A CN103276603 A CN 103276603A
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- surface layer
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Abstract
The invention discloses a preparation method for anti-infrared-detection polyurethane leather, which comprises the following steps: (1) uniformly coating surface layer sizing agent on release paper, and gaining a surface layer after drying, (2) uniformly coating an adhesive on the surface layer, then bonding the surface layer on the surface of base cloth, fixedly connecting the surface layer with the base cloth as a whole through drying, stripping the release paper from the surface layer, and gaining the anti-infrared-detection polyurethane leather. The technology steps of the method are simple and feasible; and the cloaking effect of the gained product is good.
Description
Technical field
The present invention relates to a kind of preparation method of anti-infrared detection Synthetic Leather.
Background technology
Along with the development of modernized military equipment, researched and developed a large amount of military hardware synthetic leather abroad, in the equipment of foreign military, seen the figure of various functional compound finished leathers.Conduction (shielding, give birth to heat) synthetic leather for example is applied in the electromagnetic shielding of armored vehicle; Noise reduction damping shock absorption synthetic leather is widely used in driving cabin and fight cabin in naval vessels and the aircraft; The stealthy demand of radar invisible and infrared ray is huge especially, and Gulf War statistics finds do not have stealthy equipment will be improved 12 times by the rate of smashing; Anti-neutron synthetic leather and radiation proof synthetic leather are with a wide range of applications in military field equally.This product is exactly a kind of synthetic leather with counterreconnaissance, the stealthy function of infrared ray of developing according to the image-forming principle of active infra-red line night vision device.
Succeeding in developing of counterreconnaissance synthetic leather solved synthetic leather effectively in the military aspect application limit; Increase the synthetic leather new varieties simultaneously, enlarged the application of synthetic leather at military aspect.
Summary of the invention
The preparation method who the purpose of this invention is to provide a kind of anti-infrared detection Synthetic Leather is so that have the stealthy function of infrared ray by the synthetic leather of its preparation.
In order to realize the foregoing invention purpose, the preparation method of anti-infrared detection Synthetic Leather provided by the present invention may further comprise the steps:
(1) surface layer is made
With surface layer slurry equably blade coating on release liners, make surface layer after the oven dry;
(2) applying of surface layer and base cloth
With bonding agent equably blade coating to above-mentioned surface layer, then surface layer is bonded on the surface of base cloth, drying is fixed with one surface layer and base cloth, after release liners and surface layer are peeled off, makes anti-infrared detection Synthetic Leather;
Described surface layer slurry comprises by weight: 100 parts of Waterproof Breathable type polyurethane resins, DMF 50-60 part, black color paste 10-14 part, brown mill base 8-12 part and yellow mill base 10-14 part;
Described bonding agent comprises by weight: 100 parts of Waterproof Breathable type polyurethane resins, DMF 25-35 part, promoter 6-8 part and bridging agent 6-8 part.
In the described step (1), the blade coating thickness of surface layer slurry is 0.15 ± 0.10mm, and bake out temperature is 120 ℃ ± 20 ℃, drying time 15-30 minute.
In the described step (2), the blade coating thickness of bonding agent is 0.15 ± 0.10mm, and bake out temperature is 120 ℃ ± 20 ℃, drying time 15-30 minute.
Described base cloth also need be through changing the gentle step of handling before fitting with surface layer, namely allow base cloth from concentration is the softener of 5-30%, pass through after oven dry again.
The temperature conditions of drying in the gentle treatment step of describedization is 130-170 ℃.
In the constituent of the described surface layer slurry of step of the present invention (1): the model of Waterproof Breathable type polyurethane resin is XCM-40T, manufacturer is rising sun river chemistry (Jiangsu) Co., Ltd, its role is to give surface layer excellent waterproof wet function thoroughly, increase the high added value of product.DMF is N, and dinethylformamide its role is to diluting effect, mainly is to adjust slurry viscosity according to the base cloth situation, is convenient to carrying out smoothly of dry method operation.The model of black color paste is SBU02, and the model of brown mill base is SBU06, and the model of yellow mill base is SBU09, and the manufacturer of above-mentioned three kinds of mill bases is Jiaxing Triratna chemistry Co., Ltd.
In the constituent of the described bonding agent of step of the present invention (2): the model of Waterproof Breathable type polyurethane resin is XCDM-36T, and manufacturer is rising sun river chemistry (Jiangsu) Co., Ltd, its role is to give two-liquid type adhesive excellent waterproof wet function thoroughly.DMF is N, and dinethylformamide its role is to diluting effect, mainly is to adjust slurry viscosity according to the base cloth situation, is convenient to carrying out smoothly of dry method operation.The main component of promoter is the tertiary amines material, and the model of promoter is AC-78H, and manufacturer is rising sun river chemistry (Jiangsu) Co., Ltd, its role is to promote the curing of two-liquid type adhesive.The main component of bridging agent is polyisocyanates, and the model of bridging agent is DAC-70, and manufacturer is rising sun river chemistry (Jiangsu) Co., Ltd, its role is to and the two-liquid type adhesive reaction, makes its curing molding.
Used softener in the gentle step of of the present inventionization, main component is silicone based, and the model of softener is ternary polymerization 101, and manufacturer is Mei Chun auxiliary reagent factory, Changyi City.The effect of softener is to make synthetic leather to possess better waterproof and flexibility.
The described base cloth of step of the present invention (2) is for in woven cloth, non-weaving cloth and Compound Fabric three classes of existing known method preparation any.
The concocting method of surface layer slurry of the present invention is: by prescription Waterproof Breathable type polyurethane resin, DMF, black color paste, brown mill base and yellow mill base are mixed, and to form viscosity be that the slurry of 3000-6000CPS gets final product.
The concocting method of bonding agent of the present invention is: by prescription Waterproof Breathable type polyurethane resin, DMF, promoter and bridging agent are mixed, and to form viscosity be that the slip of 5000-30000CPS gets final product.
The scouting principle of military active infra-red line night vision device be by different objects to ultrared reflectivity difference, distinguish the kind of various objects.And products obtained therefrom of the present invention near infrared reflectance curve and green plants near infrared reflectance curve basically identical.Therefore, it is the same with green plants that observe this product by active infrared equipment night, thereby play counterreconnaissance, stealthy effect.
What use in the inventive method is release liners transfer method dry process, that is: with after the surface layer slurry modulation equably blade coating on release liners, set the oven temperature of certain limit, even, continuous films have been formed after the surface layer slurry drying, scrape coating adhesive at film then, make itself and base cloth compound by the dry method machine, after the baking and curing release liners is peeled off, so just realized that polyurethane film transfers on the base cloth from release liners.
The invention has the advantages that: processing step is simple, and products obtained therefrom has counterreconnaissance, stealth effect, and the added value height has enlarged the range of application of synthetic leather product.
Description of drawings
Fig. 1 is the wave spectrogram of embodiment 1 products obtained therefrom.
The specific embodiment
The preparation method of further anti-infrared detection Synthetic Leather by the following examples, these embodiment only are used for explanation the present invention and to the present invention without limits.
Embodiment 1
(1) changes gentle the processing
Get the superfine fiber chemical leather base cloth in the non-weaving cloth base cloth, allow it from concentration is 5% softener, pass through, pass through then drying room under the condition of 130-170 ℃ of temperature with its oven dry.
(2) surface layer is made
Control blade coating thickness is 0.15 ± 0.10mm, with surface layer slurry equably blade coating on release liners, pass through drying room then and under the condition of 120 ℃ ± 20 ℃ of temperature, carry out oven dry in 15-30 minute and handle, make surface layer after the oven dry.The raw material of surface layer slurry is formed and counted by weight: model is that 50 parts of 100 parts of Waterproof Breathable type polyurethane resins, the DMF of XCM-40T, 10 parts of the black color pastes that model is SBU02,12 parts of brown mill bases and the model that model is SBU06 are 10 parts of the yellow mill bases of SBU09.
(3) applying of surface layer and base cloth
Control blade coating thickness is 0.15 ± 0.10mm, with bonding agent equably blade coating to above-mentioned surface layer, then the base cloth applying after the gentle processing of surface layer and change being about to surface layer is bonded on the surface of base cloth, carrying out oven dry in 15-30 minute under the condition of 120 ℃ ± 20 ℃ of temperature handles, surface layer and base cloth are fixed with one, after release liners and surface layer peeled off, make anti-infrared detection Synthetic Leather; The raw material of bonding agent is formed and counted by weight: model is 7 parts of the bridging agents that 30 parts of 100 parts of Waterproof Breathable type polyurethane resins, the DMF of XCDM-36T, 7 parts of promoter that model is AC-78H and model are DAC-70.
Embodiment 2
(1) changes gentle the processing
Get a woven cloth, allow it from concentration is 20% softener, pass through, pass through then drying room under the condition of 130-170 ℃ of temperature with its oven dry.
(2) surface layer is made
Control blade coating thickness is 0.15 ± 0.10mm, with surface layer slurry equably blade coating on release liners, pass through drying room then and under the condition of 120 ℃ ± 20 ℃ of temperature, carry out oven dry in 15-30 minute and handle, make surface layer after the oven dry.The raw material of surface layer slurry is formed and counted by weight: model is that 55 parts of 100 parts of Waterproof Breathable type polyurethane resins, the DMF of XCM-40T, 12 parts of the black color pastes that model is SBU02,8 parts of brown mill bases and the model that model is SBU06 are 14 parts of the yellow mill bases of SBU09.
(3) applying of surface layer and base cloth
Control blade coating thickness is 0.15 ± 0.10mm, with bonding agent equably blade coating to above-mentioned surface layer, then the base cloth applying after the gentle processing of surface layer and change being about to surface layer is bonded on the surface of base cloth, carrying out oven dry in 15-30 minute under the condition of 120 ℃ ± 20 ℃ of temperature handles, surface layer and base cloth are fixed with one, after release liners and surface layer peeled off, make anti-infrared detection Synthetic Leather; The raw material of bonding agent is formed and counted by weight: model is 8 parts of the bridging agents that 35 parts of 100 parts of Waterproof Breathable type polyurethane resins, the DMF of XCDM-36T, 8 parts of promoter that model is AC-78H and model are DAC-70.
Embodiment 3
(1) changes gentle the processing
Get a woven compound super fine leather base cloth, allow it from concentration is 30% softener, pass through, pass through then drying room under the condition of 130-170 ℃ of temperature with its oven dry.
(2) surface layer is made
Control blade coating thickness is 0.15 ± 0.10mm, with surface layer slurry equably blade coating on release liners, pass through drying room then and under the condition of 120 ℃ ± 20 ℃ of temperature, carry out oven dry in 15-30 minute and handle, make surface layer after the oven dry.The raw material of surface layer slurry is formed and counted by weight: model is that 60 parts of 100 parts of Waterproof Breathable type polyurethane resins, the DMF of XCM-40T, 14 parts of the black color pastes that model is SBU02,10 parts of brown mill bases and the model that model is SBU06 are 12 parts of the yellow mill bases of SBU09.
(3) applying of surface layer and base cloth
Control blade coating thickness is 0.15 ± 0.10mm, with bonding agent equably blade coating to above-mentioned surface layer, then the base cloth applying after the gentle processing of surface layer and change being about to surface layer is bonded on the surface of base cloth, carrying out oven dry in 15-30 minute under the condition of 120 ℃ ± 20 ℃ of temperature handles, surface layer and base cloth are fixed with one, after release liners and surface layer peeled off, make anti-infrared detection Synthetic Leather; The raw material of bonding agent is formed and counted by weight: model is 6 parts of the bridging agents that 25 parts of 100 parts of Waterproof Breathable type polyurethane resins, the DMF of XCDM-36T, 6 parts of promoter that model is AC-78H and model are DAC-70.
Use the infrarefraction instrument to detect to the embodiment of the invention 1 products obtained therefrom, infrarefraction instrument model is Espectrofotometro Perkin Elmer Lambda-950 dotado con esfera integradora de 150mm (13002IE06), the wave spectrogram of embodiment 1 products obtained therefrom as shown in Figure 1, among the figure, curve 1 represents the spectrum effects that the actual detected of embodiment 1 products obtained therefrom arrives; Curve 2 represents the spectrum effects of green plants, is to have the minimum wave spectrum curve that will reach of counterreconnaissance effect; Curve 3 represents the spectrum effects of green plants, is to have the highest wave spectrum curve that will reach of counterreconnaissance effect; Have only spectrum effects control just can be played counterreconnaissance, stealthy function between curve 2 and 3, be not difficult to find out that from Fig. 1 executing example 1 products obtained therefrom has the infrared ray stealth effect.
The present invention is example with the wave spectrogram of embodiment 1 products obtained therefrom only, illustrating that the present invention has the infrared ray stealth effect, is not that the product that other embodiment makes does not possess the stealthy function of infrared ray, opposite, product according to the method for the invention makes all has the infrared ray stealth effect.
Claims (5)
1. the preparation method of an anti-infrared detection Synthetic Leather is characterized in that may further comprise the steps:
(1) surface layer is made
With surface layer slurry equably blade coating on release liners, make surface layer after the oven dry;
(2) applying of surface layer and base cloth
With bonding agent equably blade coating to above-mentioned surface layer, then surface layer is bonded on the surface of base cloth, drying is fixed with one surface layer and base cloth, after release liners and surface layer are peeled off, makes anti-infrared detection Synthetic Leather;
Described surface layer slurry comprises by weight: 100 parts of Waterproof Breathable type polyurethane resins, DMF 50-60 part, black color paste 10-14 part, brown mill base 8-12 part and yellow mill base 10-14 part;
Described bonding agent comprises by weight: 100 parts of Waterproof Breathable type polyurethane resins, DMF 25-35 part, promoter 6-8 part and bridging agent 6-8 part.
2. the preparation method of anti-infrared detection Synthetic Leather as claimed in claim 1 is characterized in that in the described step (1), the blade coating thickness of surface layer slurry is 0.15 ± 0.10mm, and bake out temperature is 120 ℃ ± 20 ℃, drying time 15-30 minute.
3. the preparation method of anti-infrared detection Synthetic Leather as claimed in claim 1 is characterized in that in the described step (2), the blade coating thickness of bonding agent is 0.15 ± 0.10mm, and bake out temperature is 120 ℃ ± 20 ℃, drying time 15-30 minute.
4. the preparation method of anti-infrared detection Synthetic Leather as claimed in claim 1 is characterized in that described base cloth before fitting with surface layer, also need be through changing the gentle step of handling, namely allow base cloth from concentration is the softener of 5-30%, pass through after oven dry again.
5. the preparation method of anti-infrared detection Synthetic Leather as claimed in claim 4 is characterized in that the temperature conditions of drying in the gentle treatment step of describedization is 130-170 ℃.
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| CN201310243721.0A CN103276603B (en) | 2013-06-19 | 2013-06-19 | A kind of preparation method of anti-infrared detection Synthetic Leather |
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| CN201310243721.0A CN103276603B (en) | 2013-06-19 | 2013-06-19 | A kind of preparation method of anti-infrared detection Synthetic Leather |
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| CN103276603B CN103276603B (en) | 2015-08-12 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105040469A (en) * | 2015-06-30 | 2015-11-11 | 浙江捷凯实业有限公司 | Military invisible fabric |
| CN105040462A (en) * | 2015-08-14 | 2015-11-11 | 中纺新材料科技有限公司 | Preparation method of infrared stealth textile coating fabric |
| CN105034523A (en) * | 2015-08-14 | 2015-11-11 | 中纺新材料科技有限公司 | Infrared stealth textile coating fabric |
| CN105295563A (en) * | 2015-12-02 | 2016-02-03 | 昆山阿基里斯人造皮有限公司 | Anti-infrared artificial leather |
| CN105401459A (en) * | 2015-10-26 | 2016-03-16 | 鹤山市新科达企业有限公司 | Dry-process synthetic leather and preparation method thereof |
| CN105484055A (en) * | 2016-01-14 | 2016-04-13 | 鹤山市新科达企业有限公司 | Polyurethane dry method intermediate layer, as well as polyurethane synthetic leather and preparation method thereof |
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| CN1650066A (en) * | 2002-08-07 | 2005-08-03 | 东丽株式会社 | Artificial suede-type leather and process for producing the same |
| CN1732894A (en) * | 2005-08-30 | 2006-02-15 | 浙江理工大学 | Compound natural pigment camouflage ointment and preparation process thereof |
| CN1888300A (en) * | 2006-06-07 | 2007-01-03 | 南通东升艾克特种纺织防护面料有限公司 | Production of ventilating, antiflame, oilproof, waterproof, acidproof, and antinear-infrared dacron tarpaulin |
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2013
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1650066A (en) * | 2002-08-07 | 2005-08-03 | 东丽株式会社 | Artificial suede-type leather and process for producing the same |
| CN1732894A (en) * | 2005-08-30 | 2006-02-15 | 浙江理工大学 | Compound natural pigment camouflage ointment and preparation process thereof |
| CN1888300A (en) * | 2006-06-07 | 2007-01-03 | 南通东升艾克特种纺织防护面料有限公司 | Production of ventilating, antiflame, oilproof, waterproof, acidproof, and antinear-infrared dacron tarpaulin |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105040469A (en) * | 2015-06-30 | 2015-11-11 | 浙江捷凯实业有限公司 | Military invisible fabric |
| CN105040462A (en) * | 2015-08-14 | 2015-11-11 | 中纺新材料科技有限公司 | Preparation method of infrared stealth textile coating fabric |
| CN105034523A (en) * | 2015-08-14 | 2015-11-11 | 中纺新材料科技有限公司 | Infrared stealth textile coating fabric |
| CN105401459A (en) * | 2015-10-26 | 2016-03-16 | 鹤山市新科达企业有限公司 | Dry-process synthetic leather and preparation method thereof |
| CN105295563A (en) * | 2015-12-02 | 2016-02-03 | 昆山阿基里斯人造皮有限公司 | Anti-infrared artificial leather |
| CN105484055A (en) * | 2016-01-14 | 2016-04-13 | 鹤山市新科达企业有限公司 | Polyurethane dry method intermediate layer, as well as polyurethane synthetic leather and preparation method thereof |
| CN105484055B (en) * | 2016-01-14 | 2017-11-24 | 鹤山市新科达企业有限公司 | Polyurethane dry method middle level, Synthetic Leather and preparation method thereof |
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| CN103276603B (en) | 2015-08-12 |
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