CN102251397A - Waterproof breathable bacteriostatic coated cloth - Google Patents

Waterproof breathable bacteriostatic coated cloth Download PDF

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Publication number
CN102251397A
CN102251397A CN 201110080462 CN201110080462A CN102251397A CN 102251397 A CN102251397 A CN 102251397A CN 201110080462 CN201110080462 CN 201110080462 CN 201110080462 A CN201110080462 A CN 201110080462A CN 102251397 A CN102251397 A CN 102251397A
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Prior art keywords
coating
cloth
bamboo charcoal
waterproof
breathable
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CN 201110080462
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Chinese (zh)
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CN102251397B (en
Inventor
杨昭福
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Kunshan Baoyang new Mstar Technology Ltd
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BOYANG COMPOSITE MATERIALS TECHNOLOGY (KUNSHAN) Co Ltd
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Priority to CN 201110080462 priority Critical patent/CN102251397B/en
Publication of CN102251397A publication Critical patent/CN102251397A/en
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Abstract

The invention discloses waterproof breathable bacteriostatic coated cloth, which is characterized in that: the cloth comprises substrate cloth; one side of the substrate cloth is orderly printed with a bottom glue coating and a surface glue coating; the bottom glue coating comprises the following components by weight: 76-80% of polyurethane, 0.9-2.2% of 5-50 um artificial zeolite powder, and 16-20% of DMF solvents; the surface glue coating comprises the following components by weight: 72-76% of polyurethane, 2.5-3.5% of 5-50 um artificial zeolite powder, 15-18% of DMF solvents, and 0.3-1.5% of anionic surfactants. The waterproof breathable bacteriostatic coated cloth of the invention combines microporous polyurethane with cloth by microporous film processing technology of thermoplastic polyurethane, has an additionally-disposed bamboo charcoal powder layer, and thus has the advantages of waterproofness, breathability, moisture permeability, bacteriostasis, wearing comfort, etc.

Description

A kind of waterproof and breathable fungistatic coating cloth
 
Technical field
The invention belongs to textile field, be specifically related to a kind of waterproof and breathable cloth.
Background technology
Usually, have at fabric under the situation of high water proofing property, ventilative and saturating wet these two performances are to disagree, and can only select one.Can not breathe freely and saturating wet lining, can't make human body skin keep dry and comfortable, promptly grow mould easily, not warming again.Research about the ventilative lining of Waterproof Breathable has a lot, three kinds of settling modes has been arranged at present: the high density fabric through refusing water treatment, laminated fabric and coated fabric.Especially the cost with coated fabric is low in these three kinds of modes, and production technology simply is subjected to using comparatively widely.Coated fabric normally adds that by macromolecule waterproof ventilative material (PTFE film) cloth is composited.Though the waterproof and moisture permeability of PTFE lining is better, general feel is relatively poor, and washing fastness and windproof property are relatively poor, and particularly it is not easy by natural degradation, and therefore the ignition temperature height can damage environment.This lining uses under wet environment usually, and does not possess antibacterial function.The microporous polyurethane film has soft, intensity height, advantages such as waterproof and breathable; How with the combining of microporous polyurethane film and cloth, making a kind of novel waterproof and breathable cloth is the problem to be solved in the present invention.
Summary of the invention
The invention provides a kind of solution of the above problems, a kind of good hand touch, waterproof and breathable fungistatic coating cloth and processing technology thereof that windproof property is good are provided.
Technical scheme of the present invention provides a kind of waterproof and breathable fungistatic coating cloth, and it is characterized in that: it comprises base material cloth, and the single face of described base material cloth is printed with primer coating and face gel coating successively; The composition of described primer coating and weight ratio thereof are: 76~80% polyurethane, 5~50um artificial zeolite powder of 0.9~2.2%, 16~20% DMF solvent, 0.5~2.0% anion surfactant, 0.7~0.8% defoamer; The composition of described gel coating and weight ratio thereof are: 72~76% polyurethane, 2.5 5~50um artificial zeolite powder of~3.5%, 15~18% DMF solvent, 0.3~1.5% anion surfactant, 0.7~2% non-ionic surface active agent, 0.7% defoamer, 0.07% levelling agent, 4.0~5.5% white colorant.
Preferably, the opposite side surface of described base material cloth also is printed with one deck bamboo charcoal bisque, and the composition of described bamboo charcoal bisque and weight ratio thereof are: 47~50% polyurethane, 28~30% bamboo charcoal powder, 20~24% dimethylbenzene, 0.5% levelling agent.
Preferably, described bamboo charcoal bisque is that point-like is printed on described the gel coating and forms.
Preferably, the coverage rate of described bamboo charcoal bisque on described gel coating is more than 55%.
Preferably, the weight of described primer coating is 15~20% of described base material cloth weight.
Preferably, the weight of described gel coating is 30~35% of described base material cloth weight.
Preferably, it may further comprise the steps:
1) impregnation: after respectively auxiliary agents such as the described energy-accumulating luminous fluorescent material in DMF solvent in described primer coating, described the gel coating and the component separately, artificial zeolite powder, polyurethane adhesive being mixed, fully stir, form jelly.
2) blade coating primer: in the described primer coating of the single face blade coating of described base material cloth, the speed of blade coating is 18~20 m/min.
3) oven dry primer coating: dry scraping the described primer coating that coats, the temperature of oven dry is 110~130 ℃, and baking duration is 1~2min.
4) water-soluble pore-forming: the semi-finished product that previous step is obtained in rapid are put into water and are soaked, and make that described DMF solvent and the water in the described primer coating is fully replaced, and water temperature is 40~50 ℃.
5) primer coating press polish: the described primer coating of drying in the step 3) is carried out press polish, and the temperature of press polish is 80~90 ℃, pressure 80~100Mpa, speed 20~25m/min.
6) blade coating face glue: described gel coating of blade coating on described primer coating, the speed of printing is 8~12 m/min.
7) oven dry face gel coating: dry scraping described the gel coating that coats, the temperature of oven dry is 150~160 ℃, and baking duration is 2~3min.
8) water-soluble pore-forming: the semi-finished product that previous step is obtained in rapid are put into water and are soaked, and make that described DMF solvent and the water in described the gel coating is fully replaced, and water temperature is 40~50 ℃.
9) face gel coating press polish: described the gel coating of drying in the step 6) carried out press polish, and the temperature of press polish is 80~90 ℃, pressure 80~100Mpa, speed 20~25m/min.
10) printing bamboo charcoal bisque: at the opposite side surface point-like or the described bamboo charcoal powder layer of netted printing of described base material cloth, the speed of printing is 15~20 m/min.
11) oven dry bamboo charcoal bisque: the described waterproof and breathable fungistatic coating cloth that prints described bamboo charcoal bisque in the step 8) is sent into baking oven dry, the temperature of oven dry is 140~150 ℃.
Preferably, described step 4) and 8) in the water concentration of organic solvent be lower than 8%.
Waterproof and breathable fungistatic coating cloth of the present invention combines microvoid polyurethane and cloth, and has added the bamboo charcoal bisque by heat-curable urethane microporous membrane process technology.Therefore have water-proof air-moisture-permeable, advantage such as antibacterial, comfortable and easy to wear.
Description of drawings
Fig. 1 is the structural representation of waterproof and breathable fungistatic coating cloth of the present invention.
The specific embodiment
Below the specific embodiment of the present invention is described in further detail.
As shown in Figure 1, a kind of waterproof and breathable fungistatic coating cloth of the present invention comprises base material cloth (1), and the single face of base material cloth (1) is printed with primer coating (2) and face gel coating (3) successively, and the opposite side surface point-like of base material cloth (1) is printed with bamboo charcoal bisque (4).
The composition and the weight ratio thereof of primer coating (2) are: 76~80% polyurethane, 5~50um artificial zeolite powder of 0.9~2.2%, 16~20% DMF solvent, 0.5~2.0% anion surfactant, 0.7~0.8% defoamer.
The composition and the weight ratio thereof of face gel coating (3) are: 72~76% polyurethane, 2.5 5~50um artificial zeolite powder of~3.5%, 15~18% DMF(dimethyl formamide) solvent, 0.3~1.5% anion surfactant, 0.7~2% non-ionic surface active agent, 0.7% defoamer, 0.07% levelling agent, 4.0~5.5% white colorant.
The composition and the weight ratio thereof of bamboo charcoal bisque (4) are: 47~50% polyurethane, 28~30% bamboo charcoal powder, 20~24% dimethylbenzene, 0.5% levelling agent.
The technology of making waterproof and breathable fungistatic coating cloth of the present invention comprises:
Impregnation: above-mentioned primer coating (2), face gel coating (3) and bamboo charcoal bisque (4) are stirred by separately composition, form jelly.
Single face primer coating (2): the primer that mixes up is carried out the single face coating on base material cloth (1).The coating weight of primer will be controlled at 15~20% of the own weight of base material cloth (1).Speed during coating will be controlled at 18~20 m/min.Dry 110~130 ℃ of bake out temperatures, time 1~2min after coating.
Water-soluble pore-forming: semi-finished product are placed in the displacement tank, are soaked in water.Make DMF solvent in the primer and the water in the tank fully replace, thereby on primer, form micropore.The organic solvent concentration of water will be lower than 8% in the tank, and temperature maintenance so just can obtain replacement result preferably at 40~50 ℃ of degree, thereby obtains higher ventilative and moisture permeability.
Primer coating press polish: after the primer coating (2), carry out the press polish of glue face, 80~90 ℃ of calendering temperatures, pressure 80~100Mpa, speed 20~25m/min.
Single face face gel coating: the face glue that will mix up carries out the single face coating on base material cloth (3), the coating weight of face glue will be controlled at 30~35% of the own weight of base material cloth (3).Speed during coating will be controlled at 8~12 m/min.Dry 150~160 ℃ of bake out temperatures, time 2~3min after coating.
Water-soluble pore-forming: semi-finished product are placed in the displacement tank, are soaked in water.Make DMF solvent in the face glue and the water in the tank fully replace, thereby on face glue, form micropore.The organic solvent concentration of water will be lower than 8% in the tank, and temperature maintenance so just can obtain replacement result preferably at 40~50 ℃ of degree, thereby obtains higher ventilative and moisture permeability.
Coat side press polish: behind the face gel coating (1), carry out the press polish of glue face, 80~90 ℃ of calendering temperatures, pressure 80~100Mpa, speed 20~25m/min.
Printing bamboo charcoal bisque: at the side surface point-like printing bamboo charcoal bisque (4) of face gel coating (1), the speed of printing is 15~20 m/min, and coverage rate will arrive more than 55%.
Oven dry bamboo charcoal bisque: the waterproof and breathable fungistatic coating cloth that previous step is printed bamboo charcoal bisque (4) in rapid is sent into baking oven dries, and the temperature of oven dry is 140~150 ℃.
By above thermoplastic polyurethane microporous membrane process technology, microporous polyurethane film and cloth are combined, produce a kind of novel waterproof and breathable fungistatic coating cloth.Having the following advantages of waterproof and breathable fungistatic coating cloth of the present invention:
1. moisture permeability is greater than 15000g/m2*24hr.
2. form tiny hole, gas permeability reaches 5~10mm/s.
3. keep the capability of anti-wind of height, improve wearing comfortableness.
4. automatic humidifying: the fine and closely woven porous of bamboo charcoal when surrounding environment is moist, can absorb moisture; When the surrounding environment drying, then can discharge moisture.
5. antibacterial: bamboo charcoal is moisture absorption effectively, thereby has broken off the necessary wet environment of fungus growth, can play antibacterial effect.
6. environmental protection, nontoxic: the raw material that this product uses all are natural, but natural degradation.
Above embodiment only is the present invention's a kind of embodiment wherein, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.

Claims (8)

1. waterproof and breathable fungistatic coating cloth, it is characterized in that: it comprises base material cloth, the single face of described base material cloth is printed with primer coating and face gel coating successively; The composition of described primer coating and weight ratio thereof are: 76~80% polyurethane, 5~50um artificial zeolite powder of 0.9~2.2%, 16~20% DMF solvent, 0.5~2.0% anion surfactant, 0.7~0.8% defoamer; The composition of described gel coating and weight ratio thereof are: 72~76% polyurethane, 2.5 5~50um artificial zeolite powder of~3.5%, 15~18% DMF solvent, 0.3~1.5% anion surfactant, 0.7~2% non-ionic surface active agent, 0.7% defoamer, 0.07% levelling agent, 4.0~5.5% white colorant.
2. a kind of waterproof and breathable fungistatic coating cloth according to claim 1, it is characterized in that: the opposite side surface of described base material cloth also is printed with one deck bamboo charcoal bisque, the composition of described bamboo charcoal bisque and weight ratio thereof are: 47~50% polyurethane, 28~30% bamboo charcoal powder, 20~24% dimethylbenzene, 0.5% levelling agent.
3. a kind of waterproof and breathable fungistatic coating cloth according to claim 2 is characterized in that: described bamboo charcoal bisque is that point-like is printed on described the gel coating and forms.
4. a kind of waterproof and breathable fungistatic coating cloth according to claim 3 is characterized in that: the coverage rate of described bamboo charcoal bisque on described gel coating is more than 55%.
5. a kind of waterproof and breathable fungistatic coating cloth according to claim 1 is characterized in that: the weight of described primer coating is 15~20% of described base material cloth weight.
6. a kind of waterproof and breathable fungistatic coating cloth according to claim 1 is characterized in that: the weight of described gel coating is 30~35% of described base material cloth weight.
7. technology of making the described a kind of waterproof and breathable fungistatic coating cloth of claim 1, it is characterized in that: it may further comprise the steps:
1) impregnation: after respectively auxiliary agents such as the described energy-accumulating luminous fluorescent material in DMF solvent in described primer coating, described the gel coating and the component separately, artificial zeolite powder, polyurethane adhesive being mixed, fully stir, form jelly;
2) blade coating primer: in the described primer coating of the single face blade coating of described base material cloth, the speed of blade coating is 18~20 m/min;
3) oven dry primer coating: dry scraping the described primer coating that coats, the temperature of oven dry is 110~130 ℃, and baking duration is 1~2min;
4) water-soluble pore-forming: the semi-finished product that previous step is obtained in rapid are put into water and are soaked, and make that described DMF solvent and the water in the described primer coating is fully replaced, and water temperature is 40~50 ℃;
5) primer coating press polish: the described primer coating of drying in the step 3) is carried out press polish, and the temperature of press polish is 80~90 ℃, pressure 80~100Mpa, speed 20~25m/min;
6) blade coating face glue: described gel coating of blade coating on described primer coating, the speed of printing is 8~12 m/min;
7) oven dry face gel coating: dry scraping described the gel coating that coats, the temperature of oven dry is 150~160 ℃, and baking duration is 2~3min;
8) water-soluble pore-forming: the semi-finished product that previous step is obtained in rapid are put into water and are soaked, and make that described DMF solvent and the water in described the gel coating is fully replaced, and water temperature is 40~50 ℃;
9) face gel coating press polish: described the gel coating of drying in the step 6) carried out press polish, and the temperature of press polish is 80~90 ℃, pressure 80~100Mpa, speed 20~25m/min;
10) printing bamboo charcoal bisque: at the opposite side surface point-like or the described bamboo charcoal powder layer of netted printing of described base material cloth, the speed of printing is 15~20 m/min;
11) oven dry bamboo charcoal bisque: the described waterproof and breathable fungistatic coating cloth that prints described bamboo charcoal bisque in the step 8) is sent into baking oven dry, the temperature of oven dry is 140~150 ℃.
8. technology according to claim 7 is characterized in that: described step 4) and 8) in the water concentration of organic solvent be lower than 8%.
CN 201110080462 2011-03-31 2011-03-31 Waterproof breathable bacteriostatic coated cloth Active CN102251397B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102154845A (en) * 2011-03-31 2011-08-17 渤扬复合面料科技(昆山)有限公司 Waterproof ventilated coated cloth
CN102535165A (en) * 2012-01-10 2012-07-04 昆山华成织染有限公司 Waterproof and breathable coated fabric and preparation method thereof
CN104499301A (en) * 2014-11-17 2015-04-08 杭州苏威进出囗有限公司 Preparation technology for synthesizing leather by durable environmental protection wet-type PU
CN106012496A (en) * 2016-08-05 2016-10-12 张进 Hydrophobic bacteriostasis multifunctional coated cloth and processing method thereof
CN107199750A (en) * 2017-06-13 2017-09-26 合肥远科服装设计有限公司 A kind of multi-functional clothes composite material
CN107722318A (en) * 2017-09-20 2018-02-23 安徽锦翔纺织服饰有限公司 A kind of waterproof air previous polyurethane fabric and preparation method thereof
CN108940771A (en) * 2018-07-13 2018-12-07 浙江美欣达纺织印染科技有限公司 Cellulosic fabric gloss membrane treatment process
CN111945296A (en) * 2020-08-19 2020-11-17 安徽新虹新材料科技有限公司 Antibacterial nano-silver melt-blown cloth for mask and preparation process thereof

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CN1631929A (en) * 2004-11-26 2005-06-29 四川大学 Method for preparing waterproof poromeric sterilizing polyurethane elastomer
CN1676745A (en) * 2004-03-30 2005-10-05 上海市纺织科学研究院 Multi-layer coating fabric
CN101974285A (en) * 2010-09-30 2011-02-16 江苏大象东亚制漆有限公司 Long-acting antibacterial polyurethane water-based wood paint composition

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CN1631929A (en) * 2004-11-26 2005-06-29 四川大学 Method for preparing waterproof poromeric sterilizing polyurethane elastomer
CN101974285A (en) * 2010-09-30 2011-02-16 江苏大象东亚制漆有限公司 Long-acting antibacterial polyurethane water-based wood paint composition

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102154845A (en) * 2011-03-31 2011-08-17 渤扬复合面料科技(昆山)有限公司 Waterproof ventilated coated cloth
CN102154845B (en) * 2011-03-31 2012-10-31 渤扬复合面料科技(昆山)有限公司 Waterproof ventilated coated cloth
CN102535165A (en) * 2012-01-10 2012-07-04 昆山华成织染有限公司 Waterproof and breathable coated fabric and preparation method thereof
CN102535165B (en) * 2012-01-10 2013-09-25 昆山华成织染有限公司 Waterproof and breathable coated fabric and preparation method thereof
CN104499301A (en) * 2014-11-17 2015-04-08 杭州苏威进出囗有限公司 Preparation technology for synthesizing leather by durable environmental protection wet-type PU
CN104499301B (en) * 2014-11-17 2016-05-11 杭州苏威进出囗有限公司 A kind of preparation technology of durability environ mental protective wet type Pu synthetic leather
CN106012496A (en) * 2016-08-05 2016-10-12 张进 Hydrophobic bacteriostasis multifunctional coated cloth and processing method thereof
CN107199750A (en) * 2017-06-13 2017-09-26 合肥远科服装设计有限公司 A kind of multi-functional clothes composite material
CN107722318A (en) * 2017-09-20 2018-02-23 安徽锦翔纺织服饰有限公司 A kind of waterproof air previous polyurethane fabric and preparation method thereof
CN108940771A (en) * 2018-07-13 2018-12-07 浙江美欣达纺织印染科技有限公司 Cellulosic fabric gloss membrane treatment process
CN111945296A (en) * 2020-08-19 2020-11-17 安徽新虹新材料科技有限公司 Antibacterial nano-silver melt-blown cloth for mask and preparation process thereof

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Address after: Spring road Kunshan city Jiangsu province 215331 Lujia No. 19 room 5

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Patentee before: Boyang Composite Materials Technology (Kunshan) Co., Ltd.

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