CN216579609U - Three-layer structure fabric with continuous microporous PU resin film attached heating fabric and cool fabric - Google Patents
Three-layer structure fabric with continuous microporous PU resin film attached heating fabric and cool fabric Download PDFInfo
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- CN216579609U CN216579609U CN202121151808.1U CN202121151808U CN216579609U CN 216579609 U CN216579609 U CN 216579609U CN 202121151808 U CN202121151808 U CN 202121151808U CN 216579609 U CN216579609 U CN 216579609U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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Abstract
The present invention relates to a three-layer structure fabric with continuous microporous PU resin film adhered with heating fabric and cool fabric, the method comprises coating a layer of PU resin coating on a PET film or release paper, forming a PU resin foam body by a foaming machine, drying to form a PU polyester film, heating the PU resin on the surface of the PU polyester film to foam to form trumpet-shaped micro-porous holes, and then produces a bonding reaction with the upper and lower layer fabrics, and after the fabrics are cured, the PET film or the release paper is peeled off, and the fabrics with three-layer structures are formed through the processes of attaching and transfer printing, the upper layer is a heating fabric which is formed by weaving polyester or nylon with elastic fibers, the back of the fabric is coated with a volcanic rock agent layer, the middle layer is a continuous microporous PU resin film which is a polyurethane resin film, and the bottom layer is a cool fabric which is formed by weaving polyester or nylon yarns, the back of the fabric is coated with a xylitol layer.
Description
Technical Field
The utility model relates to a continuous microporous PU resin film laminated heating fabric and cool fabric three-layer structure fabric, in particular to a three-layer structure fabric which is formed by coating a layer of PU resin coating on a PET film or release paper, forming a PU resin film on the release paper, laminating and combining the PU resin film with an upper heating fabric and a bottom cool fabric, and the product has the effects of heat preservation, far infrared ray release, UV resistance, high air permeability, high elasticity, high stretching, high recovery and cool feeling.
Background
The resin is directly coated on the fabric at one time or coated on a first and a second layers of resin fabrics, the two methods are the traditional processing mode of directly coating the resin on the fabric to improve the moisture permeability and water resistance of the fabric, and the resin film is attached to the common fabric on one side or the common fabric on two sides, so that the performance of the functional fabric of the double-sided fabric cannot be achieved, wherein the film forming processing of the resin selected from the middle layer is very important, and the high permeability, high elasticity, high stretching and high recovery performance cannot be obtained by the traditional film forming processing.
SUMMERY OF THE UTILITY MODEL
The main purpose of the present invention is to provide a patent application for continuous microporous PU resin film laminated heating fabric.
The utility model relates to a three-layer structure fabric with a continuous microporous PU resin film adhered heating fabric and a cool fabric, which consists of an upper layer fabric, a middle layer continuous microporous PU resin film and a bottom layer fabric, wherein,
an upper fabric layer, which is woven by warp polyester or nylon yarns and weft polyester or nylon yarns, and a volcanic agent layer is coated on the back surface of the upper fabric layer;
the intermediate layer is a continuous microporous PU resin film having a cross-sectional area of a porous type resin film consisting of a plurality of pore films and a plurality of horn-shaped pore films; and
a bottom fabric which is woven by warp polyester or nylon yarns and weft polyester or nylon yarns, and a xylitol layer is coated on the back surface of the bottom fabric;
the upper fabric and the surface layer of the continuous microporous PU resin film are subjected to point-like sticking processing, and the bottom fabric and the bottom layer of the continuous microporous PU resin film are subjected to point-like sticking processing to form a three-layer fabric.
Furthermore, the external hot air flows through the upper layer fabric in the flowing direction, enters the continuous microporous PU resin film, passes through the large pore film → the medium pore film → the small pore film, the human body temperature enters the continuous microporous PU resin film, passes through the small pore film → the medium pore film → the large pore film, the human body temperature is kept in the plurality of bubble films to obtain the heat preservation effect, and the bottom small pore film layer can resist the external hot air from entering the human body, so that the bottom layer fabric has the cooling effect.
Further, the triple-layer structure fabric had an air permeability of 3.5CFM measured by ASTM-D737.
Further, the three-layer structure fabric had water absorption measured by AATCC 79 method for 3 seconds.
Further, the triple layer structured fabric was tested for elastic recovery with test method BS EN ISO 2093201:2020, and found 97.5% warp, 95.8% weft, 95.4% warp and 94.6% weft after 30 minutes.
Further, the three-layer structure fabric was measured to emit far infrared ray of 0.81 by FTTS-FA-010-20074.1 method at far infrared ray emissivity.
The fabric is prepared through coating one layer of PU resin coating onto PET film or release paper, foaming to form foamed PU resin body, stoving to form PU polyester film, heating the PU polyester film to form horn-shaped micropores, adhering reaction with the upper and lower fabric layers, curing, stripping the PET film or release paper, adhering and transfer printing to form three-layer fabric, coating one layer of volcanic agent layer on the back of the fabric and one layer of PU microporous resin film on the back of the fabric, coating one layer of PU resin film on the middle layer to adhere the microporous polyurethane resin film and the cool fabric on the bottom layer, and coating one layer of xylitol on the back of the cool fabric. The microporous structure of the PU microporous resin film can generate a storage chamber of a plurality of microporous chambers to be used as a blending interface of cold air and hot air, the volcanic rock layer of the surface heating fabric can generate hot air to be absorbed by the microporous chambers to store the hot air, and the cool layer of the bottom cool fabric can generate cold air to be absorbed by the microporous chambers to store the cold air when meeting sweat of a body.
Wherein the aqueous PU resin is selected from 100 of Polyurethane resin (PU), 1 to 3 percent of melamine bridging agent, 1 to 5 percent of foaming agent and 3 to 8 percent of foam regulator, the solvent type PU resin coating processing liquid comprises 100 of solvent type PU resin, 2 to 5 percent of isocyanate, 10 to 15 percent of D.M.F. and 60 percent of M.E.K45, the foam coating is to use a foaming machine to add PU resin to generate a foaming body, then the foaming body is coated on a PET film or release paper to generate a PU resin gas film, and then the PU resin gas film is dried and extruded at 60 to 150 ℃ to form the aqueous PU resin film on the PET film or release paper, the section of the formed continuous microporous PU resin film forms a plurality of continuous large, medium and small hole films, the continuous microporous PU resin film forms a plurality of large, medium and small hole films, the hole size ranges from 0.6 to 90 mu m, and the whole forms a trumpet-shaped body from top to bottom, when external hot air passes through the upper layer fabric, the hot air firstly enters the large hole film → the middle hole film → the small hole film, when the temperature of a human body rises and passes through the bottom layer fabric, the hot air firstly enters the small hole film → the middle hole film → the large hole film, the body temperature is kept in the large, middle and small hole films to obtain the heat preservation effect, and the bottom small hole film layer can resist external cold and hot air from entering the human body, so that the bottom layer fabric has the cool feeling comfortable effect.
The utility model relates to a product which adopts a continuous microporous PU resin film as a breathable PU film, and utilizes a foaming special processing method to manufacture the PU resin film into a microporous form, if the PU resin film is jointed with knitted fabrics or plain fabrics, the PU resin film can not cause stuffy feeling, namely, a common PU or TPU film jointed product has stuffy feeling when being worn although having good waterproof performance, the PU resin film adopted by the utility model has a continuous microporous structure, hot gas or water vapor of a body can be slowly discharged from the body without causing stuffy feeling, in addition, air in micropores has the function of keeping warm, the air is an excellent heat preservation material, the pores of the micropores are generally between 0.6 mu m and 90 mu m, therefore, the PU resin film has the function of keeping warm, and the commercial common PU resin or TPU resin film fabric jointed product, although the waterproof and breathable cloth has poor waterproofness and breathability and is hot like plastic leather, when the attached product is worn, the attached product has breathability and warmth retention in mountains, NYLON cloth attached products with the weight of 15 Meni or less are generally used, and a raincoat does not need to be worn in rainy days.
The laminated product of the utility model has rich sense and reverse poking elasticity, and the thickness of the PU resin film or the TPU resin film is about 0.01 mm-0.02 mm compared with the thickness of the common PU resin film or TPU resin film laminated product.
The characteristics of the bonding product adopting the continuous microporous PU resin film are as follows:
1. the continuous microporous PU resin film of the bonded fabric has the thickness ranging from 0.2mm to 0.5mm, the bonded product has excellent thickness and elasticity, and the TPU resin film bonded product is hard and has no fullness in hand feeling because of being a continuous film.
2. The continuous microporous PU resin film of the laminated fabric has the tensile strength (kg/2.54cm) of 1.2-2.4, the elongation (%) of 350 +/-50 and the air permeability (CMF) of 220-300.
3. The windproof value of the continuous microporous PU resin film laminated fabric measured by an ASTM-D737 method of the utility model is 3.5CFM, which is about 14 windproof value of a flat sticking fabric, a fine sticking knitted fabric and about 30 windproof value of a circular knitted fabric.
4. The PU resin film of the laminated fabric is a continuous microporous layer and has rich hand feeling and Q feeling.
5. The PU resin film of the laminated fabric is an environment-friendly continuous microporous PU resin film, is different from films of other products in material, and hopes downstream manufacturers to use the PU resin film of the laminated fabric under the condition of protecting the earth.
6. The continuous microporous PU resin film of the laminated fabric is suitable for prosodic clothes or other sports clothes or trousers.
The three-layer structure fabric of the heating fabric, the continuous microporous PU resin film and the cool fabric has the following characteristics:
(1) the upper layer fabric is a heating fabric formed by weaving polyester or nylon and elastic fibers, and a layer of volcanic agent is coated on the back of the fabric and then is attached to the PU microporous resin film.
(2) The middle layer continuous microporous PU resin film consists of a plurality of large, medium and small pore films with the cross section distribution continuity, the thickness of 0.2-0.5 mm, the extension strength (kg/2.54cm) of 1.2-2.4, the elongation (%) of 350 +/-50 and the air permeability (CMF) of 220-300, and has the characteristics of high air permeability, high elasticity, high stretching and high recovery.
(3) The bottom layer fabric is prepared by adding polyester or nylon into elastic fiber fabric, and dipping, transferring, coating and screen printing xylitol liquid onto the back surface of the fabric, and then adhering the fabric with PU microporous resin film.
Drawings
FIG. 1 is a flow chart of a method for manufacturing a fabric having a three-layer structure of a continuous microporous PU resin film bonded with a heating material and a cool fabric.
FIG. 2 is a schematic cross-sectional view of an aqueous continuous microporous PU resin film in a three-layer fabric according to the present invention.
FIG. 3 is a second schematic cross-sectional view of the aqueous continuous microporous PU resin film in the three-layer fabric according to the present invention.
Fig. 4 is an exploded view of the triple-layer fabric of the present invention.
Fig. 5 is a schematic view of the bonding of a three-layer fabric according to the present invention.
FIG. 6 is a view showing an example of a fabric structure with continuous microporous PU resin film bonded with heat and cool feeling according to the present invention.
Description of the figure numbers:
1' a three-layer structure fabric with a continuous microporous PU resin film attached with a heating fabric and a cool fabric;
a, release paper; b, PU resin coating; c, a foaming machine; d PU resin foam
E, coating a PU resin coating; f PU resin gas film; g, drying the Q; h extrusion
I, adding PU resin film and release paper; i1, I2 flow direction; j, heating the PU resin film;
k, O point-shaped pasting processing; l an upper fabric; stripping the M release paper;
an N continuous microporous PU resin layer; p a bottom fabric;
coating P1 polyester or nylon fabric with xylitol layer; r three-layer structure fabric; s, sun;
s1 adding elastic fiber into polyester or nylon (20 denier);
s2 weft containing polyester or nylon (20 denier) with elastic fiber;
s3 volcanic rock agent layer;
s4 adding elastic fiber into polyester or nylon (20 denier);
s5 weft containing polyester or nylon (20 denier) added with elastic fiber;
s6 xylitol layer; t human body; wn a plurality of pore membranes; vn a plurality of horn-shaped hole membranes;
a V-horn aperture film; v1 large pore membrane; a mesoporous film in V2; v3 small pore membranes;
v' small hole film layer; y1 light energy; y11 far infrared ray; y2 anti-UV reflection ray
Y3 cool feeling ray.
Detailed Description
The foregoing and other features, aspects and utilities of the present general inventive concept will be apparent from the following detailed description of the presently preferred embodiments, read in conjunction with the accompanying drawings.
The utility model relates to a three-layer structure fabric 1' with a continuous microporous PU resin film adhered heating fabric and a cool fabric, as shown in FIG. 1, a PU resin coating B is coated on a PET film or release paper A, forming a PU resin foam body D through a foaming machine C, coating E on the PU resin coating layer to form a PU resin gas film F, drying G, extruding H to form an aqueous PU resin film + release paper I, heating the surface of J by using the PU resin film, bonding and combining the fabric with the upper layer L through a point-shaped bonding processing K, then stripping M of a PET film or release paper after curing to form a PU resin film N (middle layer), the bottom fabric P is bonded and combined with the bottom fabric P through the point-like bonding process O, and the bottom fabric is formed by coating a xylitol layer P1 on a polyester or nylon fabric and then drying Q to form a three-layer fabric R.
The manufacturing method of the preferred embodiment comprises the following steps:
(1) taking a PET film or release paper A: the specification of the PET film and the release paper is 16 mu, 25G.
(2) PU resin B: the coating is selected from water-based PU resin, and the water-based PU resin coating processing liquid comprises 100% of PU resin, 1-3% of melamine bridging agent, 1-5% of foaming agent and 3-8% of foam stabilizer. The solvent type PU resin coating processing liquid comprises 100% of solvent type PU resin, 2-5% of isocyanate, 10-15% of D.M.F10 and 60% of M.E.K45.
(3) A blistering machine C.
(4) PU resin foam D.
(5) PU resin coating layer coating E: forming the PU resin into foamed fine pores, coating with a doctor blade at a speed of 20-25 m/min in a coating amount of 5-200 g/m2The thickness of the release paper is about 1-0.08 um.
(6) Forming a PU resin gas film F.
(7) Drying at 100 +/-20 deg.C.
(8) PU resin film heating I: the PU resin film was heated at 120 ℃.
(9) Dot-shaped pasting processing K: and (3) carrying out point-shaped pasting of the upper layer fabric on the surface of the PU resin film.
(10) Upper fabric L: the polyester or nylon fabric is coated with a volcanic agent layer on the back surface and then bonded with a PU resin film.
(11) Release paper peel M: the bottom surface of the PU resin film is peeled off from the release paper.
(12) PU resin film N: the thickness is 0.1 to 0.2mm, the elongation is 2.5 to 3, and the cross section is a horn shape formed by a plurality of continuous microporous PU resin bubble films.
(13) Dot pasting processing O: and (3) carrying out point-shaped adhesion of the bottom fabric on the bottom surface of the continuous microporous PU resin film.
(14) Bottom fabric P: the back of polyester or nylon fabric is coated with xylitol layer.
(15) Drying at 100 +/-20 deg.C.
(16) Three-layer structured fabric R: the upper layer is a heating fabric, the middle layer is a continuous microporous PU resin film, and the bottom layer is a cool fabric.
Referring to fig. 2 and 3, which are sectional views of a PU resin film N, wherein a section of the continuous microporous PU resin film N is formed by a plurality of hole films Wn and a plurality of trumpet-shaped hole films Vn, the hole film formed by the PU resin film N shown in fig. 3 is a trumpet-shaped hole film V, which is formed by a large hole film V1, a middle hole film V2 and a small hole film V3, such that an external hot air flowing direction I1 passes through an upper fabric L, enters the PU resin film N through a large hole film V1 → a middle hole film V2 → a small hole film V3, a human body temperature flowing direction I2 passes through a lower fabric P, enters the PU resin film N through a small hole film V3 → a middle hole film V2 → a large hole film V1, and retains the human body T temperature in the plurality of bubble films to obtain a heat preservation effect, and the bottom small hole film V' resists the external hot air entering the human body T, so that the bottom fabric P obtains a cool feeling effect.
Referring to fig. 4,5, an upper fabric L and a surface layer of a continuous microporous PU resin film N are spot-bonded K, and a bottom layer of the continuous microporous PU resin film N is spot-bonded O and a bottom fabric P, thereby forming a three-layer fabric R of the upper fabric L, the middle layer of the continuous microporous PU resin film N and the bottom fabric P, as shown in fig. 5, the upper fabric L is made by selecting a fabric containing polyester or nylon (20 denier) in the warp direction and elastic fiber S1 in the weft direction, and polyester or nylon (20 denier) in the weft direction and elastic fiber S2 in the back of the fabric, and a volcanic rock agent layer S3 is coated on the back of the fabric, and the bottom fabric P is selected from a fabric containing polyester or nylon (20 denier) in the warp direction and elastic fiber S4 in the weft direction, and polyester or nylon (20 denier) in the weft direction and elastic fiber S5 and a xylitol layer S6 is coated on the back of the fabric.
As shown in fig. 6, the three-layer structure cloth 1 'having the PU resin film bonded heating fabric and the cool fabric is provided, wherein the heating fabric K' releases far infrared ray Y11 when receiving solar energy Y1, and generates anti-UV reflection ray Y2 when being irradiated by ultraviolet, and the cool fabric generates cool ray Y3 to contact with a human body T.
[ examples ] A method for producing a compound
Mixing 16 μ,50G release paper or PET film, polyester fabric (60D × 60D) 80%, aqueous PU resin 100, melamine bridging agent 3%, foaming agent 5%, and foam regulator 8% to obtain foamed PU resin, and coating at a weight of 120G/m2Coating a foam PU resin on release paper with the thickness of 0.08um at the speed of 25m/min by a coating machine, drying at 80 ℃ for 1 min, extruding to form a multi-bubble horn-shaped aqueous PU resin film + the release paper, heating the surface at 120 ℃ by using the PU resin film (0.6-90 mu), weaving the fabric with upper fabric polyester yarns (70 danni/68) as weft ester yarns through point-shaped pasting processing, coating a volcanic rock agent layer on the back, pasting and combining with a microporous resin film, stripping the release paper after curing to form the PU resin film (middle layer) with the thickness of 0.15 and the elongation of 2.6 times, weaving the PU resin with bottom fabric polyester yarns (135 danni/68) through point-shaped pasting processing, coating a xylitol layer on the back for pasting and combining, forming a three-layer structure by drying at 80 ℃ for 1 minuteThe test results of the three-layer structure fabric according to the foaming breathable laminated cloth shown in the accessories I, II and III are shown in the table 1, wherein the air permeability is measured to be 23CFM by adopting an ASTM-D737 method. Water absorption was measured by AATCC 79 method for 3 seconds. Elastic recovery was measured as 97.5% warp, 95.8% weft, 95.4% warp and 94.6% weft after 30 minutes using test method BS EN ISO 2093201: 2020. Far infrared ray emission rate far infrared ray emission was measured by FTTS-FA-010-20074.1 method at 0.81.
TABLE 1
The above examples of the present invention show that the measured physical property data show excellent fabric functionality as shown in the table.
The present invention relates to a fabric having three-layer structure of continuous microporous PU resin film bonded with heating fabric and cool fabric, which meets the requirements of patent and is filed according to the law.
Claims (1)
1. The three-layer structure fabric with continuous microporous PU resin film adhered heating fabric and cool fabric consists of upper fabric layer, middle continuous microporous PU resin film layer and bottom fabric layer,
an upper fabric layer, which is woven by warp polyester or nylon yarns and weft polyester or nylon yarns, and a volcanic agent layer is coated on the back surface of the upper fabric layer;
the intermediate layer is a continuous microporous PU resin film having a cross-sectional area of a porous type resin film consisting of a plurality of pore films and a plurality of horn-shaped pore films; and
a bottom fabric which is woven by warp polyester or nylon yarns and weft polyester or nylon yarns, and a xylitol layer is coated on the back surface of the bottom fabric;
the upper fabric and the surface layer of the continuous microporous PU resin film are subjected to point-like sticking processing, and the bottom fabric and the bottom layer of the continuous microporous PU resin film are subjected to point-like sticking processing to form a three-layer fabric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121151808.1U CN216579609U (en) | 2021-05-26 | 2021-05-26 | Three-layer structure fabric with continuous microporous PU resin film attached heating fabric and cool fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121151808.1U CN216579609U (en) | 2021-05-26 | 2021-05-26 | Three-layer structure fabric with continuous microporous PU resin film attached heating fabric and cool fabric |
Publications (1)
| Publication Number | Publication Date |
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| CN216579609U true CN216579609U (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121151808.1U Active CN216579609U (en) | 2021-05-26 | 2021-05-26 | Three-layer structure fabric with continuous microporous PU resin film attached heating fabric and cool fabric |
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| CN (1) | CN216579609U (en) |
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2021
- 2021-05-26 CN CN202121151808.1U patent/CN216579609U/en active Active
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