CN106183134A - Three layers of composite automobile inner decoratire fabric and production technology thereof - Google Patents
Three layers of composite automobile inner decoratire fabric and production technology thereof Download PDFInfo
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- CN106183134A CN106183134A CN201610797222.XA CN201610797222A CN106183134A CN 106183134 A CN106183134 A CN 106183134A CN 201610797222 A CN201610797222 A CN 201610797222A CN 106183134 A CN106183134 A CN 106183134A
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- Prior art keywords
- fabric
- double
- coating
- water repellent
- sponge
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1207—Heat-activated adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1207—Heat-activated adhesive
- B32B2037/1215—Hot-melt adhesive
Abstract
The invention belongs to fabric technical field, particularly relate to a kind of three layers of composite automobile inner decoratire fabric and production technology thereof.It solve prior art and be easily generated pit and the problem such as not environmentally.These three layers of composite automobile inner decoratire fabrics include sponge, water repellent automobile fabric and non-woven fabrics, one side at water repellent automobile fabric is provided with the first double-dot coating and described water repellent automobile fabric is compounded in the one side of sponge by the first double-dot coating, and the one side at non-woven fabrics is provided with the second double-dot coating and described non-woven fabrics is compounded in the another side of sponge by the second double-dot coating.The production technology of these three layers of composite automobile inner decoratire fabrics comprises the steps: A, gluing；B, compound.It is an advantage of the current invention that: manufacturing cost can be reduced and it can be avoided that pit occurs, peel strength and more environmentally friendly can be improved.
Description
Technical field
The invention belongs to fabric technical field, particularly relate to a kind of three layers of composite automobile inner decoratire fabric and production technology thereof.
Background technology
Warp knit automobile inner decoration facing is widely used in automotive trim, wherein requires that higher position is column, door-plate and top
Canopy.The warp knit automobile fabric of ceiling portion be typically necessary elder generation and PUR sponge underlay compound after go again lamination or be laminated
Bottom plate combined.And PUR sponge and fabric complex method are by multiple with automobile fabric the most immediately after sponge surface scorification with flame
Close.
Flame compound tense sponge surface can be by scorification, and the smog of generation is more and toxic breakdown products, makes to remain in
Volatile organic content in complex increases, and it is the most disadvantageous that new cars prevent noxious odor.General in order to control taste, also
Need follow-up carry out flint dry while be exhausted process, allow abnormal smells from the patient volatilize in atmosphere.Although this operation can be permissible
Reduce the abnormal smells from the patient of sponge complex, but too increase cost, and increase the weight of air pollution in process of production.It is considered that
It it is the place needing to improve.
Meanwhile, flame compound tense also can burn pars itself, for 3mm thickness sponge, is burned out the thickness of part
Probably having 0.5-0.8mm, similar 2/10ths are wasted.Automobile is by PUR sponge price the most costly.
Flame is compound high to equipment requirements, and general domestic flame assembly machine performance is difficult to reach automobile fabric composite demand,
The operation management of equipment is required the highest, it is easy to quality problems occur.Such as, compound fastness uniformity is not fine, combustion
Burn the carbon black produced and easily pollute composite finished product etc..It is that the heat with organic gas burning generations such as methane is by sea that flame is combined
Continuous top layer melts, and utilizes the bond properties of melted polyurethane to be bonded together with sponge by fabric.Its benefit be compound after produce
The feel of product is the most soft, and compound rear product wash durability is relatively good.But, flame can produce poisonous in sponge surface burning
Gas, easily remains in joint product, needs follow-up high-temperature hot-air circulation to remove, has bigger infringement to environment, be not
A kind of environmental protection combination process.It is the best that polyether-type sponge melts rear surface bond properties, needs special flame complexing agent to polyethers
The composite surface of sponge processes, to increase bond properties.Flame is compound requires height to equipment performance, particularly adds nozzle
Work requires height, and quality problems easily occurs in home equipment.It is dirty that gas combustion and sponge top layer melt-combustion can produce harmful gas
Dye and nuisance remain.It is also possible to during burning produce white carbon black, pollutes composite surface, cause quality problems.It is therefore necessary to research
More clean other more environmentally friendly coating combination process.
For existing sponge flame combination process, have the disadvantage that
1: big for environment pollution, volatile organic other and other nuisances residual is more.
2: in order to remove abnormal smells from the patient, need extra training to dry degassing and process, also contaminated air.
3: flame compound tense, flame meeting scaling loss falls the sponge of about 2-3mm thickness itself, and this is also a kind of waste.
4: flame is compound easily produces the quality problems such as carbon black pollution.
5: burner noz(zle) and gas flow optimized are required height, easily produces quality problems.The compound jail of common polyether sponge flame
It is poor to spend, and needs sponge surface is processed and could be combined.Imported Precision flame equipment complex price is high.
Secondly, glue or factice compound be also common combination process, but be because hazardous solvent and exist, to environment and
Human toxicity is relatively big, and is difficult to remove.So being also a kind of technique not environmentally in automobile field of compounding, need use more clear
Clean coating combination process replaces.
For dusting coating, in coating technology field also have powder point coating method and double-dot coating method etc. its
He is used for combination process at coating process.They are all that the point-like coating technology with artificial design is uniform to substitute on whole composite surface
The technique of dusting coating, such benefit is that the utilization rate of hot-melt adhesive powder is higher, and resin added is few, good hand touch.Bonding more firmly may be used
Lean on.But the powder point coating technique in lining cloth technical field, base fabric will be in high temperature and hot pressing could allow upper powder engraved roll
Hot-melt adhesive powder is transferred in base fabric, and the feel of base fabric can cause having a strong impact on, and the electrostatic powder ball dropped once in a while is likely to cause
Pit phenomenon.Forming enough bonding intensities, in general, after coating, glue spot diameter also will be at about 0.3-1mm, for outward
See and require high automobile fabric front, when 45 degree of oblique extensions, it is easy to find the vestige that glue point convexes to form, as pit one
The appearance of sample.Therefore, automobile fabric field of compounding cannot use substantially.
Therefore, for sponge uses PUR combination process with automobile fabric, sponge with non-woven fabrics, it is necessary to use
Coating new technology in addition to poudrage improves above-mentioned quality problems.
Summary of the invention
It is an object of the invention to for the problems referred to above, it is provided that a kind of low cost of manufacture, multiple without pit and more environmentally friendly three layers
Close automobile inner decoration facing.
Another object of the present invention is for the problems referred to above, it is provided that one can reduce manufacturing cost and it can be avoided that go out
Existing pit, the production technology of three layers of more environmentally friendly composite automobile inner decoratire fabric.
For reaching above-mentioned purpose, present invention employs following technical proposal: these three layers of composite automobile inner decoratire fabrics include sea
Silk floss, water repellent automobile fabric and non-woven fabrics, the one side at water repellent automobile fabric is provided with the first double-dot coating and described water repellent automobile
Fabric is compounded in the one side of sponge by the first double-dot coating, and the one side at non-woven fabrics is provided with the second double-dot coating and described nothing
Spin cloth and be compounded in the another side of sponge by the second double-dot coating.
In three layers of above-mentioned composite automobile inner decoratire fabric, the first described double-dot coating and the structure of the second double-dot coating
Identical, including slurry point coating and the dusting coating being arranged in slurry point coating, described slurry point coating is polyacrylic acid fat liquor,
Described dusting coating is copolyamide hot melt adhesive or copolyesters hot melt adhesive.
For reaching above-mentioned another one purpose, present invention employs following technical proposal: these three layers of composite automobile inner decoratire faces
The production technology of material, this technique comprises the steps:
A, gluing: will determine that the water repellent automobile fabric after coat side is placed on the reel-off stand of double-dot coating machine and puts on
Cloth, processes first pair on the first double-dot coating and water repellent automobile fabric coat side by double-dot coating technique in coat side
The coating amount of some coating is 14-20 gram/m, i.e. prepared one side has cated water repellent automobile fabric；
Secondly, will determine that the non-woven fabrics after coat side is placed on the reel-off stand of double-dot coating machine and puts on cloth, by double
Point coating process processes the coating amount of the second double-dot coating on the second double-dot coating and non-woven cloth coating face in coat side
For 14-20 gram/m, i.e. prepared one side has cated non-woven fabrics；
The first described double-dot coating and the structure of the second double-dot coating are identical and be processed to form by following steps respectively:
A1, optional holes density 150-200 hole/every square centimeter and aperture 30-40 mesh calculating between 0.2-0.3 millimeter
The double-dot coating cylinder of machine design arrangement, and cylinder wall thickness is between 0.15-0.22 millimeter；
A2, first being carried out a slurry point coating in coat side by cylinder, the raw material of described slurry point coating is polyacrylate breast
Liquid and interpolation auxiliary adjustment agent in polyacrylic acid fat liquor；
A3, slurry point coating on carry out dusting coating processing, the raw material of described dusting coating is copolyamide hot melt adhesive
Powder or copolyesters hot melt adhesive powder, then carry out pressure-vaccum powder, and in drying room heating make hot-melt adhesive powder fusing thus with slurry
Point coating bonding；
B, compound: on roller blanket belt type heat-pressing compound machine, one side and the described water repellent automobile fabric of sponge to be had coating
One side hot pressing be combined with each other, then the another side of sponge and described non-woven fabrics are had cated one side hot pressing and are compounded in one
Rise, i.e. prepare that water repellent automobile fabric and sponge be compound, non-woven fabrics and the compound three layers of composite automobile inner decoratire fabric finished product of sponge.
In the production technology of three layers of above-mentioned composite automobile inner decoratire fabric, in above-mentioned step A, described slurry point coating
It is 18-30%:70-82% with the mass ratio of dusting coating.
In the production technology of three layers of above-mentioned composite automobile inner decoratire fabric, in above-mentioned step A, described hot-melt adhesive powder
Optical melting point be 110-125 DEG C；Melt index is 30-50 gram/10 minutes；After bonding, heat resistance is more than 90 DEG C.
In the production technology of three layers of above-mentioned composite automobile inner decoratire fabric, in above-mentioned step B, described roller blanket band
Composite roll surface temperature 135-142 DEG C of formula heat-pressing compound machine, pressure roller air pressure 2-5 kilogram/every square centimeter, compounding machine speed 8-
15 ms/min.
In the production technology of three layers of above-mentioned composite automobile inner decoratire fabric, in above-mentioned step A, described water repellent vapour
Car fabric is Lycoperdon polymorphum Vitt warp knit water repellent automobile fabric, by 156 centimetres of door and Lycoperdon polymorphum Vitt warp knit water repellent that specification is 145 grams/m
Automobile fabric is placed on the reel-off stand of double-dot coating machine and puts on cloth after having judged coat side, the speed of double-dot coating machine is set in
22 ms/min, drying room temperature is warming up to 180-185 DEG C；Select the computer disorderly point 180 holes/square centimeter of arrangement, wall thickness 0.18
Millimeter and the cylinder in 0.22 millimeter of aperture；Select polyacrylate prime cement and the polypropylene according to primary coat 3.5-4.0 gram/m
The solid content regulation machine parameter of acid esters, is shifted by cylinder polyacrylate prime cement and puts being coated in Lycoperdon polymorphum Vitt warp knit water repellent automobile
In the coat side of fabric；Select the particle diameter of copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder be 80-170 micron,
Fusing point is optical method 122 DEG C and melt index is 30 grams/10 minutes, will put into appropriate copolyamide hot melt adhesive in dusting groove
Powder and by copolyamide hot melt adhesive powder dispense, according to finished product dusting coating amount 12-13 gram/m amount regulate duster and
Pressure-vaccum powder equipment parameter, i.e. prepare and have cated Lycoperdon polymorphum Vitt warp knit water repellent automobile fabric；
Described non-woven fabrics is terylene non-woven fabric, by 154 centimetres of door and terylene non-woven fabric that specification is 50 grams/m
Being placed on the reel-off stand of double-dot coating machine and put on cloth after having judged coat side, the speed of double-dot coating machine is set in 22 ms/min
Clock, drying room temperature is warming up to 180-185 DEG C；Select the computer disorderly 150 holes/square centimeter of some arrangement, wall thickness 0.18 millimeter and
The cylinder that aperture is 0.24 millimeter；Select polyacrylate prime cement and the polyacrylate according to primary coat 3.5-4.0 gram/m
Solid content regulation machine parameter, is shifted by cylinder polyacrylate prime cement and puts being coated in the coat side of terylene non-woven fabric；
Select the particle diameter of copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder be 80-170 micron, fusing point be optical method 122
DEG C and melt index be 30 grams/10 minutes, appropriate copolyamide hot melt adhesive powder will be put in dusting groove and by copolyamide
Hot melt adhesive powder dispenses, and regulates duster and pressure-vaccum powder equipment ginseng according to the amount of finished product dusting coating amount 10-12 gram/m
Number, i.e. prepare and have cated terylene non-woven fabric；
In above-mentioned step B, described sponge is the PUR sponge of 35 density and 3.8mm thickness, starts roller blanket belt type
The one side having cated Lycoperdon polymorphum Vitt warp knit water repellent automobile fabric and PUR sponge is combined with each other by heat-pressing compound machine, then will tool
Cated terylene non-woven fabric is combined with each other with the another side of PUR sponge.
The particle diameter the least (generally less than 0.2um) of polyacrylate just aggressiveness in the prime cement of polyacrylic acid fat liquor,
Can accomplish the least so adding the colloid diameter after the dusting coating PUR of secondary coating above prime cement.So bottom is poly-
Acrylate microgranule plays bonding base fabric and upper strata PUR effect, in follow-up compound tense not re-melting, plays prevention upper strata hot melt
Glue reverse osmosis and promotion produce PUR diffusion on composite material yarn of fusing, are conducive to increasing substantially bonding strength
Effect.Comparatively speaking, the resistance to heat decomposition temperature of crosslinking curing product after polyacrylate prime cement coating is compared with polyaminoester emulsion
Cross-linking products is higher, and anti-yellowing property is more excellent, and thermal decomposition product toxicity is less.Therefore, polyacrylate prime cement is selected.
In the production technology of three layers of above-mentioned composite automobile inner decoratire fabric, in above-mentioned step A, described water repellent vapour
Car fabric is warp knit water repellent automobile fabric, by 156 centimetres of door and warp knit water repellent automobile fabric that specification is 180 grams/m
Being placed on the reel-off stand of double-dot coating machine and put on cloth after having judged coat side, the speed of double-dot coating machine is set in 20 ms/min
Clock, drying room temperature is warming up to 180-185 DEG C；Select the computer disorderly 180 holes/square centimeter of some arrangement, wall thickness 0.18 millimeter and
The cylinder that aperture is 0.22 millimeter；Select polyacrylate prime cement and the polyacrylate according to primary coat 4.0-4.5 gram/m
Solid content regulation machine parameter, is shifted polyacrylate prime cement by cylinder and puts the coating being coated in warp knit water repellent automobile fabric
On face；Select the particle diameter of copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder be 80-170 micron, fusing point be optics
Method 122 DEG C and melt index are 30 grams/10 minutes, will put into appropriate copolyamide hot melt adhesive powder and by copolymerization in dusting groove
Amide-type hot-melt adhesive powder dispenses, and regulates duster and pressure-vaccum powder equipment according to the amount of finished product dusting coating amount 14-15 gram/m
Parameter, i.e. prepare and have cated warp knit water repellent automobile fabric；
Described non-woven fabrics is terylene non-woven fabric, by 154 centimetres of door and terylene non-woven fabric that specification is 50 grams/m
Being placed on the reel-off stand of double-dot coating machine and put on cloth after having judged coat side, the speed of double-dot coating machine is set in 22 ms/min
Clock, drying room temperature is warming up to 180-185 DEG C；Select the computer disorderly 150 holes/square centimeter of some arrangement, wall thickness 0.18 millimeter and
The cylinder that aperture is 0.24 millimeter；Select polyacrylate prime cement and the polyacrylate according to primary coat 3.5-4.0 gram/m
Solid content regulation machine parameter, is shifted by cylinder polyacrylate prime cement and puts being coated in the coat side of terylene non-woven fabric；
Select the particle diameter of copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder be 80-170 micron, fusing point be optical method 122
DEG C and melt index be 30 grams/10 minutes, appropriate copolyamide hot melt adhesive powder will be put in dusting groove and by copolyamide
Hot melt adhesive powder dispenses, and regulates duster and pressure-vaccum powder equipment ginseng according to the amount of finished product dusting coating amount 10-12 gram/m
Number, i.e. prepare and have cated terylene non-woven fabric；
In above-mentioned step B, described sponge is the PUR sponge of 35 density and 2.0mm thickness, starts roller blanket belt type
The one side having cated warp knit water repellent automobile fabric and PUR sponge is combined with each other by heat-pressing compound machine, then will have painting
The terylene non-woven fabric of layer is combined with each other with the another side of PUR sponge.
In the production technology of three layers of above-mentioned composite automobile inner decoratire fabric, in above-mentioned step A, described water repellent vapour
Car fabric is warp knit water repellent automobile fabric, by 156 centimetres of door and warp knit water repellent automobile fabric that specification is 160 grams/m
Being placed on the reel-off stand of double-dot coating machine and put on cloth after having judged coat side, the speed of double-dot coating machine is set in 22 ms/min
Clock, drying room temperature is warming up to 180-185 DEG C；Select the computer disorderly 180 holes/square centimeter of some arrangement, wall thickness 0.18 millimeter and
The cylinder that aperture is 0.22 millimeter；Select polyacrylate prime cement and the polyacrylate according to primary coat 3.5-4.0 gram/m
Solid content regulation machine parameter, is shifted polyacrylate prime cement by cylinder and puts the coating being coated in warp knit water repellent automobile fabric
On face；Select the particle diameter of copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder be 80-170 micron, fusing point be optics
Method 122 DEG C and melt index are 30 grams/10 minutes, will put into appropriate copolyamide hot melt adhesive powder and by copolymerization in dusting groove
Amide-type hot-melt adhesive powder dispenses, and regulates duster and pressure-vaccum powder equipment according to the amount of finished product dusting coating amount 12-13 gram/m
Parameter, i.e. prepare and have cated warp knit water repellent automobile fabric；
Described non-woven fabrics is terylene non-woven fabric, by 154 centimetres of door and terylene non-woven fabric that specification is 50 grams/m
Being placed on the reel-off stand of double-dot coating machine and put on cloth after having judged coat side, the speed of double-dot coating machine is set in 22 ms/min
Clock, drying room temperature is warming up to 180-185 DEG C；Select the computer disorderly 150 holes/square centimeter of some arrangement, wall thickness 0.18 millimeter and
The cylinder that aperture is 0.24 millimeter；Select polyacrylate prime cement and the polyacrylate according to primary coat 3.5-4.0 gram/m
Solid content regulation machine parameter, is shifted by cylinder polyacrylate prime cement and puts being coated in the coat side of terylene non-woven fabric；
Select the particle diameter of copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder be 80-170 micron, fusing point be optical method 122
DEG C and melt index be 30 grams/10 minutes, appropriate copolyamide hot melt adhesive powder will be put in dusting groove and by copolyamide
Hot melt adhesive powder dispenses, and regulates duster and pressure-vaccum powder equipment ginseng according to the amount of finished product dusting coating amount 11-13 gram/m
Number, i.e. prepare and have cated terylene non-woven fabric；
In above-mentioned step B, described sponge is the PUR sponge of 35 density and 3.0mm thickness, starts roller blanket belt type
The one side having cated warp knit water repellent automobile fabric and PUR sponge is combined with each other by heat-pressing compound machine, then will have painting
The terylene non-woven fabric of layer is combined with each other with the another side of PUR sponge.
In the production technology of three layers of above-mentioned composite automobile inner decoratire fabric, also wrap between described step A and step B
Include step: C, inspection, one side is had cated warp knit automobile fabric and irradiates under ultraviolet light, then one side is had painting
The non-woven fabrics of layer irradiates under ultraviolet light, and in the rubber powder of dusting coating, the fluorescent agent of extremely trace can send white light,
To observe coating point-type and quality, if having defective place to cut out sewed up clot again；Also wrap after described step B
Include step: D, rolling, door width ＞ 153 centimetres at rolling.
In the production technology of three layers of above-mentioned composite automobile inner decoratire fabric, in above-mentioned step A, described auxiliary adjustment
Agent composition is for including: thickening agent and ammonia.Described polyacrylate emulsion solid content is 40%.
Compared with prior art, the production technology of this three layers of composite automobile inner decoratire fabrics and the advantage of automobile inner decoration facing
It is:
1, traditional flame combination process effect is substituted by the double-dot coating technique after improvement more preferable.Can save and be burned out
Sponge thickness, improve harmful exhaust emissions, reduce the residual abnormal smells from the patient in product, save compound after high temperature bake and bank up with earth abnormal smells from the patient work
Sequence.
2, the double-dot coating after improving, perching, compound three-steps process, can more guarantee the quality of composite finished product.Repeatedly
Classification carries out quality testing, is that quality control is more reliable.
3, the separation equipment such as ready-made adhesive lining coating apparatus and cloth inspecting machine and roller blanket belt type compounding machine can be utilized, slightly
The automobile fabric coating Compound Machining that can carry out expensive high-quality requirement is brought up in micromodification.Save great amount of investment.
4, conventional adhesive lining two point technique can not be directly applied to automobile fabric field of compounding, needs screening to be suitable for automobile multiple
Closing the prime cement of fabric performance, rubber powder, the technique such as cylinder specifications parameter and coating amount just can meet the requirement in this field.This is also vapour
The technique particularity of car fabric double-dot coating technique.
5, ensure end product quality further, added the motility of small lot batch manufacture, reduce inventory value.
6, avoid the generation of pit, meanwhile, also improve the quality of peel strength and fabric, more environmentally-friendly and meet and work as
The environmental protection policy that front country advocates.
Accompanying drawing explanation
Fig. 1 is the structural representation of three layers of composite automobile inner decoratire fabric that the present invention provides.
Fig. 2 is the process flow diagram that the present invention provides.
Fig. 3 is the structural representation that the water repellent automobile fabric that the present invention provides processes the first double-dot coating.
Fig. 4 is the view of the water repellent automobile fabric that provides of the present invention and one compound tense of sponge.
Fig. 5 is the structural representation that the second double-dot coating processed by the non-woven fabrics that the present invention provides.
Fig. 6 is the view of the non-woven fabrics that provides of the present invention and sponge another side compound tense.
In figure, sponge 1, water repellent automobile fabric the 2, first double-dot coating 21, non-woven fabrics the 3, second double-dot coating 31.
Detailed description of the invention
The following is the specific embodiment of invention and combine accompanying drawing, technical scheme is further described, but
The present invention is not limited to these embodiments.
As it is shown in figure 1, these three layers of composite automobile inner decoratire fabrics include sponge 1, water repellent automobile fabric 2 and non-woven fabrics 3, refusing
It is multiple by the first double-dot coating 21 that the one side of water automobile fabric 2 is provided with the first double-dot coating 21 and described water repellent automobile fabric 2
Being combined in the one side of sponge 1, the one side at non-woven fabrics 3 is provided with the second double-dot coating 31 and described non-woven fabrics 3 by the second two point
Coating 31 is compounded in the another side of sponge 1.Specifically, this first double-dot coating 21 is identical with the structure of the second double-dot coating 31,
Including slurry point coating and the dusting coating being arranged in slurry point coating, described slurry point coating is polyacrylic acid fat liquor, described
Dusting coating be copolyamide hot melt adhesive or copolyesters hot melt adhesive.
As shown in figures 1 to 6, the production technology of these three layers of composite automobile inner decoratire fabrics comprises the steps:
A, gluing: will determine that the water repellent automobile fabric 2 after coat side is placed on the reel-off stand of double-dot coating machine and puts on
Cloth, processes on the first double-dot coating 21 and water repellent automobile fabric 2 coat side by double-dot coating technique in coat side
The coating amount of one double-dot coating 21 is 14-20 gram/m, i.e. prepared one side has cated water repellent automobile fabric 2；
Secondly, will determine that the non-woven fabrics after coat side 3 is placed on the reel-off stand of double-dot coating machine and puts on cloth, by double
Point coating process processes the painting of the second double-dot coating 31 in the second double-dot coating 31 and non-woven fabrics 3 coat side in coat side
Layer amount is for 14-20 gram/m, i.e. prepared one side has cated non-woven fabrics 3；
The first described double-dot coating 21 is identical with the structure of the second double-dot coating 31 and is processed shape by following steps respectively
Become:
A1, optional holes density 150-200 hole/every square centimeter and aperture 30-40 mesh calculating between 0.2-0.3 millimeter
The double-dot coating cylinder of machine design arrangement, and cylinder wall thickness is between 0.15-0.22 millimeter；This sampling point is little and fine and closely woven, coating amount
Big compared with adhesive lining technique, bonding strength is big and reliable, but compared with orthodox car fabric dusting combination process, dusting coating amount consumes
Amount is less and cost is lower.
A2, first being carried out a slurry point coating in coat side by cylinder, the raw material of described slurry point coating is polyacrylate breast
Liquid and interpolation auxiliary adjustment agent in polyacrylic acid fat liquor；This auxiliary adjustment agent composition is for including: thickening agent and ammonia.Thickening
Agent is connection carbonizer's acrylic thickener, trade mark PTF.Ammonia: regulation slurry pH value.Polyacrylate emulsion solid content
40%.
A3, slurry point coating on carry out dusting coating processing, the raw material of described dusting coating is copolyamide hot melt adhesive
Powder or copolyesters hot melt adhesive powder, then carry out pressure-vaccum powder, and in drying room heating make hot-melt adhesive powder fusing thus with slurry
Point coating bonding；Copolyamide hot melt adhesive powder or copolyesters hot melt adhesive powder they can prevent xanthochromia and thermal decomposition, tool
Have excellence endurance quality and the matching of good subsequent machining technology, it is possible to prevent following process strike-through, produce pit or
Person's peel strength declines.Secondly, compare tradition dusting combination process and save substantial amounts of hot-melt adhesive powder consumption.
B, compound: on roller blanket belt type heat-pressing compound machine, one side and the described water repellent automobile fabric of sponge 1 to be had painting
The one side hot pressing of layer is combined with each other, and then another side and the described non-woven fabrics of sponge 1 is had cated one side hot pressing and is combined
Together, i.e. prepare that water repellent automobile fabric and sponge be compound, three layers of composite automobile inner decoratire fabric that non-woven fabrics and sponge are combined become
Product.With carry work feed guipure before the composite roller of roller blanket belt type heat-pressing compound machine, under guipure, wear air intake device, inhale
Air quantity with variable frequency adjustment, so can more preferably regulate the elongation percentage of finished product.
Between described step A and step B, further comprise the steps of: C, inspection, one side is had cated warp knit automobile face
Material irradiates under ultraviolet light, then one side is had cated non-woven fabrics and irradiates under ultraviolet light, dusting coating
In rubber powder, the fluorescent agent of extremely trace can send white light, i.e. can observe coating point-type and quality, if there being defective place permissible
Sanction goes to have sewed up clot again, carries out labelling and record.This verifies as multiple fractionation and carries out quality testing, makes quality control more may be used
Lean on, meanwhile, so can ensure that composite quality and reduce the mass loss of expensive automobile fabric.
D, rolling is further comprised the steps of:, door width ＞ 153 centimetres at rolling after described step B.Observation platform before rolling
Upper observation coating point-type, inspection door width and feel, and the total coating amount of sampling and testing, sample also to send testing chamber to check and vapour immediately
The bonding peel strength of car fabric, physical index such as elongation percentage etc..
Double-dot coating technique is that first on non-woven fabrics, coating materials point coating (can be the pulpous state that does of Thermoplastic hot melt's rubber powder
Thing, it is also possible to be the slurry of thermosetting resin), the most uniformly sprinkle hot-melt adhesive powder, spot printing will be starched by pressure-vaccum powder the most again
The unnecessary hot-melt adhesive powder of interlayer sops up, and only retains the hot-melt adhesive powder above point-like slurry point coating.Then by the nothing after double-dot coating
Spin cloth to melt slurry point coating and hot-melt adhesive powder drying crosslinking in point-like resin through drying room, then be combined with by complex heating pressurization
Technique.The non-woven fabrics of double-dot coating technique without before coating through high temperature (unlike non-woven fabrics must first be added by powder point coating
Heat) and pressure (needing pressure to take heat of transfer melten gel powder ball during powder point coating), therefore feel is very well, prime cement typically compound tense without
Need fusing, it is only necessary to a small amount of hot-melt adhesive powder provides for sufficiently high bonding strength.And, by pressure-vaccum powder, even if in coating
Position occurs once in a while electrostatic rubber powder group, it is also possible to be easily sucked away, be not likely to occur the pit matter that big rubber powder group is formed
Amount problem.Such as pulp spot printing layer time point slurry uniformly, the form size of slurry point is uniform, and slurry point coating point-type and coating uniformity control
Easy to be more a lot of than the dusting uniformity controls, affected little by environmental factors, flowing with electrostatic and air, it doesn't matter, follow-up dusting
Although the uniformity also requires, but rubber powder spread after can rolling be again bonded at a slurry point surface on cloth cover, so coating amount only with
Slurry point uniformity, slurry dot density is relevant with slurry point surface area, and the rubber powder not being stuck can be blotted by device for inhaling powdery substances only.The most double
Point coating bonding effect is easier to control.And because be spot bonding, fiber between points and yarn be not by hot melt
Rubber powder sticks, thus feel more soft fluffy, compound after the elongation percentage of product higher, when follow-up curved surface lamination or injection outside
Sight effect is more preferable, and percent defective is lower.Therefore, it is a kind of can be applied to the technical scheme that automobile fabric is compound.
In above-mentioned step A, the mass ratio of described slurry point coating and dusting coating is 18-30%:70-82%.
In above-mentioned step A, the optical melting point of described hot-melt adhesive powder is 110-125 DEG C；Melt index is 30-50
Gram/10 minutes；After bonding, heat resistance is more than 90 DEG C.
In above-mentioned step B, composite roll surface temperature 135-142 DEG C of described roller blanket belt type heat-pressing compound machine, pressure
Roller air pressure 2-5 kilogram/every square centimeter, compounding machine speed 8-15 m/min.
Compound tense,
The fabric head of water repellent automobile fabric 2 is held by air draft conveying device, and the fabric head of sponge 1 is inhaled by air draft conveying device
Live and make described sponge 1 and water repellent automobile fabric 2 penetrate roller blanket belt type heat-pressing compound machine, and water repellent by air draft conveying device
Automobile fabric 2 has the cated one side hot pressing cylinder away from roller blanket belt type heat-pressing compound machine, say, that water repellent automobile face
Material 2 contacts with hot pressing cylinder away from the one side of the first double-dot coating.Both hot pressing form hot pressing semi-finished product face together the most at last
Material.
The fabric head of hot pressing semi-finished product fabric is held by air draft conveying device, and the fabric head of non-woven fabrics 3 is by air draught conveying dress
Put to hold and make described hot pressing semi-finished product fabric and non-woven fabrics 3 penetrate roller blanket belt type hot pressing by air draft conveying device and be combined
Machine, and non-woven fabrics 3 has the cated one side hot pressing cylinder away from roller blanket belt type heat-pressing compound machine, say, that non-woven fabrics
One side away from the second double-dot coating contacts with hot pressing cylinder.Both hot pressing are together the most at last.
Air draft conveying device includes the internal transport platform for cavity, is respectively provided with conveying roller at the two ends of described transport platform, also
Including conveyer belt ringwise, said conveyer belt is enclosed within conveying roller and above-mentioned transport platform is positioned at inside conveyer belt, described defeated
Platform top is sent to have some adsorption holes run through, close at above-mentioned adsorption hole inside described conveyer belt, in described transport platform
It is also associated with adsorbing the blower fan of transport platform inner chamber air；Described conveyer belt is nylon guipure.
Embodiment one
In above-mentioned step A, described water repellent automobile fabric 2 is Lycoperdon polymorphum Vitt warp knit water repellent automobile fabric, by 156 lis of door
Rice and the Lycoperdon polymorphum Vitt warp knit water repellent automobile fabric that specification is 145 grams/m are placed on moving back of double-dot coating machine after having judged coat side
Rolling up on frame and put on cloth, the speed of double-dot coating machine is set in 22 ms/min, and drying room temperature is warming up to 180-185 DEG C；Select meter
180 holes/square centimeter, wall thickness 0.18 millimeter and the cylinder in 0.22 millimeter of aperture of calculation machine disorderly some arrangement, i.e. cp180 cylinder；Choosing
With polyacrylate prime cement and the solid content regulation machine parameter of the polyacrylate according to primary coat 3.5-4.0 gram/m, logical
Cross cylinder shifted by polyacrylate prime cement and put in the coat side being coated in Lycoperdon polymorphum Vitt warp knit water repellent automobile fabric, at the bottom of polyacrylate
The polyacrylate of 760 trades mark selected by slurry.The particle diameter of selection copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder is
80-170 micron, fusing point are optical method 122 DEG C and melt index is 30 grams/10 minutes, put into appropriate copolymerization by dusting groove
Amide-type hot-melt adhesive powder and by copolyamide hot melt adhesive powder dispense, according to the amount of finished product dusting coating amount 12-13 gram/m
Regulation duster and pressure-vaccum powder equipment parameter, i.e. prepare and have cated Lycoperdon polymorphum Vitt warp knit water repellent automobile fabric；
Described non-woven fabrics 3 is terylene non-woven fabric, by 154 centimetres of door and terylene nonwoven that specification is 50 grams/m
Cloth is placed on the reel-off stand of double-dot coating machine and puts on cloth after having judged coat side, the speed of double-dot coating machine be set in 22 meters/
Minute, drying room temperature is warming up to 180-185 DEG C；Select the computer disorderly point 150 holes/square centimeter of arrangement, wall thickness 0.18 millimeter
Cylinder with 0.24 millimeter of aperture；Select polyacrylate prime cement and the polyacrylate according to primary coat 3.5-4.0 gram/m
Solid content regulation machine parameter, by cylinder polyacrylate prime cement shifted and put the coat side being coated in terylene non-woven fabric
On；Select the particle diameter of copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder be 80-170 micron, fusing point be optical method
122 DEG C is 30 grams/10 minutes with melt index, will put into appropriate copolyamide hot melt adhesive powder and by copolymerization acyl in dusting groove
Amine hot-melt adhesive powder dispenses, and regulates duster and pressure-vaccum powder equipment ginseng according to the amount of finished product dusting coating amount 10-12 gram/m
Number, i.e. prepare and have cated terylene non-woven fabric；This hot-melt adhesive powder chooses the copolyamide rubber powder of Hai Tianyang company, the trade mark
6200。
Double-dot coating machine is started after preparing to adjust parameter.Observing coating cylinder working surface the cleanest, slurry point turns
Move the most complete, if problematic timely process.Observing the dusting of dusting whereabouts uniform, pressure-vaccum powder is the cleanest, and prime cement clings
Rubber powder particle the fullest, lose a little or point-type is the fullest or coating is uneven if having, or pressure-vaccum between points
The sordid situation of powder to process in time.Regulating tension force before and after the tension force of machine sections position, particularly coating head, turnover is dried
Room tension force, it is related to elongation percentage and the dimensional stability to heating in house of product after coating.
In above-mentioned step B, described sponge is the PUR sponge of 35 density and 3.8mm thickness, starts roller blanket belt type
The one side having cated Lycoperdon polymorphum Vitt warp knit water repellent automobile fabric and PUR sponge is combined with each other by heat-pressing compound machine, then will tool
Cated terylene non-woven fabric is combined with each other with the another side of PUR sponge.
Further, the raw material of this warp knit automobile fabric and warp knitting fabrics specification:
GB1:50D/36F FDY Lycoperdon polymorphum Vitt 1-0/1-2/2-3/2-1//；
GB2:50D/36F FDY Lycoperdon polymorphum Vitt 2-3/2-1/1-0/1-2//；
GB3:75D/36F DTY 1-0/2-3//.
Automobile inner decoration facing after Fu He need to detect following index and and standard comparing:
Fabric front color electronics colour photometer test data are the most qualified；Peel strength value is the most up to standard, (in order to prevent
Sponge is pulled off, and needing that sponge non-adhering face is sticked paper self-adhesive tape increases the fracture strength of sponge itself)；Whether visible defect closes
Lattice；Finished product elongation percentage is the most qualified；Whether fabric front there is pit；Whether Oblique 45 Degree stretching sees pit；Square grammes per square metre is
No in indication range；Water repellent degree is the most up to standard；It is qualified etc. that abnormal smells from the patient checks whether.
Embodiment two
The present embodiment is essentially identical with structure and the principle of embodiment one, and and therefore not to repeat here, and different place
It is:
In above-mentioned step A, described water repellent automobile fabric 2 is warp knit water repellent automobile fabric, by 156 centimetres of door and
Specification is to be placed on the reel-off stand of double-dot coating machine also after the warp knit water repellent automobile fabric of 180 grams/m has judged coat side
Putting on cloth, the speed of double-dot coating machine is set in 20 ms/min, and drying room temperature is warming up to 180-185 DEG C；Select computer unrest point
180 holes/square centimeter, wall thickness 0.18 millimeter and the cylinder in 0.22 millimeter of aperture of arrangement；Select polyacrylate prime cement and press
According to the solid content regulation machine parameter of the polyacrylate of primary coat 4.0-4.5 gram/m, by cylinder by the bottom of polyacrylate
Slurry transfer point are coated in the coat side of warp knit water repellent automobile fabric；Select copolyamide hot melt adhesive powder and copolyamide class heat
The particle diameter of melting powder is that 80-170 micron, fusing point are optical method 122 DEG C and melt index is 30 grams/10 minutes, by dusting groove
Put into appropriate copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder is dispensed, according to finished product dusting coating amount 14-
The amount regulation duster of 15 grams/m and pressure-vaccum powder equipment parameter, i.e. prepare and have cated warp knit water repellent automobile fabric；
Described non-woven fabrics 3 is terylene non-woven fabric, by 154 centimetres of door and terylene nonwoven that specification is 50 grams/m
Cloth is placed on the reel-off stand of double-dot coating machine and puts on cloth after having judged coat side, the speed of double-dot coating machine be set in 22 meters/
Minute, drying room temperature is warming up to 180-185 DEG C；Select the computer disorderly point 150 holes/square centimeter of arrangement, wall thickness 0.18 millimeter
Cylinder with 0.24 millimeter of aperture；Select polyacrylate prime cement and the polyacrylate according to primary coat 3.5-4.0 gram/m
Solid content regulation machine parameter, by cylinder polyacrylate prime cement shifted and put the coat side being coated in terylene non-woven fabric
On；Select the particle diameter of copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder be 80-170 micron, fusing point be optical method
122 DEG C is 30 grams/10 minutes with melt index, will put into appropriate copolyamide hot melt adhesive powder and by copolymerization acyl in dusting groove
Amine hot-melt adhesive powder dispenses, and regulates duster and pressure-vaccum powder equipment ginseng according to the amount of finished product dusting coating amount 10-12 gram/m
Number, i.e. prepare and have cated terylene non-woven fabric；
In above-mentioned step B, described sponge is the PUR sponge of 35 density and 2.0mm thickness, starts roller blanket belt type
The one side having cated warp knit water repellent automobile fabric and PUR sponge is combined with each other by heat-pressing compound machine, then will have painting
The terylene non-woven fabric of layer is combined with each other with the another side of PUR sponge.
The raw material of warp knit automobile fabric and warp knitting fabrics specification:
GB1:75D/36F DTY 1-1/1-1/1-0/0-1//；
GB2:75D/36F DTY 1-0/0-1/1-1/1-1//；
GB3:75D/36F DTY 1-0/3-4//.
Embodiment three
The present embodiment is essentially identical with structure and the principle of embodiment one, and and therefore not to repeat here, and different place
It is:
In above-mentioned step A, described water repellent automobile fabric 2 is warp knit water repellent automobile fabric, by 156 centimetres of door and
Specification is to be placed on the reel-off stand of double-dot coating machine also after the warp knit water repellent automobile fabric of 160 grams/m has judged coat side
Putting on cloth, the speed of double-dot coating machine is set in 22 ms/min, and drying room temperature is warming up to 180-185 DEG C；Select computer unrest point
180 holes/square centimeter, wall thickness 0.18 millimeter and the cylinder in 0.22 millimeter of aperture of arrangement；Select polyacrylate prime cement and press
According to the solid content regulation machine parameter of the polyacrylate of primary coat 3.5-4.0 gram/m, by cylinder by the bottom of polyacrylate
Slurry transfer point are coated in the coat side of warp knit water repellent automobile fabric；Select copolyamide hot melt adhesive powder and copolyamide class heat
The particle diameter of melting powder is that 80-170 micron, fusing point are optical method 122 DEG C and melt index is 30 grams/10 minutes, by dusting groove
Put into appropriate copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder is dispensed, according to finished product dusting coating amount 12-
The amount regulation duster of 13 grams/m and pressure-vaccum powder equipment parameter, i.e. prepare and have cated warp knit water repellent automobile fabric；
Described non-woven fabrics 3 is terylene non-woven fabric, by 154 centimetres of door and terylene nonwoven that specification is 50 grams/m
Cloth is placed on the reel-off stand of double-dot coating machine and puts on cloth after having judged coat side, the speed of double-dot coating machine be set in 22 meters/
Minute, drying room temperature is warming up to 180-185 DEG C；Select the computer disorderly point 150 holes/square centimeter of arrangement, wall thickness 0.18 millimeter
Cylinder with 0.24 millimeter of aperture；Select polyacrylate prime cement and the polyacrylate according to primary coat 3.5-4.0 gram/m
Solid content regulation machine parameter, by cylinder polyacrylate prime cement shifted and put the coat side being coated in terylene non-woven fabric
On；Select the particle diameter of copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder be 80-170 micron, fusing point be optical method
122 DEG C is 30 grams/10 minutes with melt index, will put into appropriate copolyamide hot melt adhesive powder and by copolymerization acyl in dusting groove
Amine hot-melt adhesive powder dispenses, and regulates duster and pressure-vaccum powder equipment ginseng according to the amount of finished product dusting coating amount 11-13 gram/m
Number, i.e. prepare and have cated terylene non-woven fabric；
In above-mentioned step B, described sponge is the PUR sponge of 35 density and 3.0mm thickness, starts roller blanket belt type
The one side having cated warp knit water repellent automobile fabric and PUR sponge is combined with each other by heat-pressing compound machine, then will have painting
The terylene non-woven fabric of layer is combined with each other with the another side of PUR sponge.
The raw material of warp knit automobile fabric and warp knitting fabrics specification:
GB1:30D/24F FDY1-0/1-2/2-3/2-1//；
GB2:30D/24F FDY 2-3/2-1/1-0/1-2//；
GB3:75D/36F DTY 1-0/3-4//.
Specific embodiment described herein is only to present invention spirit explanation for example.Technology neck belonging to the present invention
Described specific embodiment can be made various amendment or supplements or use similar mode to replace by the technical staff in territory
Generation, but without departing from the spirit of the present invention or surmount scope defined in appended claims.
Although the most more employing sponge 1, water repellent automobile fabric the 2, second double-dot coating 31, non-woven fabrics 3, second pair
Point coating 31 term such as grade, but it is not precluded from using the probability of other term.These terms are used to be only used to more easily
Describe and explain the essence of the present invention；Being construed as any additional restriction is all to disagree with spirit of the present invention
's.
Claims (10)
1. three layers of composite automobile inner decoratire fabric, it is characterised in that this fabric include sponge (1), water repellent automobile fabric (2) and
Non-woven fabrics (3), the one side at water repellent automobile fabric (2) is provided with the first double-dot coating (21) and described water repellent automobile fabric (2)
Be compounded in the one side of sponge (1) by the first double-dot coating (21), the one side at non-woven fabrics (3) is provided with the second double-dot coating (31)
And described non-woven fabrics (3) is compounded in the another side of sponge (1) by the second double-dot coating (31).
Three layers of composite automobile inner decoratire fabric the most according to claim 1, it is characterised in that the first described double-dot coating
(21) structure of with the second double-dot coating (31) is identical, including slurry point coating and the dusting coating being arranged in slurry point coating, institute
The slurry point coating stated is polyacrylic acid fat liquor, and described dusting coating is copolyamide hot melt adhesive or copolymerization esters hot melt
Glue.
3. the production technology of three layers of composite automobile inner decoratire fabric described in a claim 1-2 any one, it is characterised in that
This technique comprises the steps:
A, gluing: will determine that the water repellent automobile fabric (2) after coat side is placed on the reel-off stand of double-dot coating machine and puts on cloth,
In coat side, on the first double-dot coating (21) and water repellent automobile fabric (2) coat side is processed by double-dot coating technique
The coating amount of one double-dot coating (21) is 14-20 gram/m, i.e. prepared one side has cated water repellent automobile fabric (2)；
Secondly, will determine that the non-woven fabrics after coat side (3) is placed on the reel-off stand of double-dot coating machine and puts on cloth, passed through two point
Coating process processes the second double-dot coating (31) in the second double-dot coating (31) and non-woven fabrics (3) coat side in coat side
Coating amount be 14-20 gram/m, i.e. prepared one side has cated non-woven fabrics (3)；
Described the first double-dot coating (21) is identical with the structure of the second double-dot coating (31) and is processed shape by following steps respectively
Become:
A1, optional holes density 150-200 hole/every square centimeter and aperture 30-40 mesh computer between 0.2-0.3 millimeter set
The double-dot coating cylinder of meter arrangement, and cylinder wall thickness is between 0.15-0.22 millimeter；
A2, in coat side, first carried out a slurry point coating by cylinder, the raw material of described slurry point coating be polyacrylic acid fat liquor and
Auxiliary adjustment agent is added in polyacrylic acid fat liquor；
A3, slurry point coating on carry out dusting coating processing, the raw material of described dusting coating be copolyamide hot melt adhesive powder or
Person's copolyesters hot melt adhesive powder, then carries out pressure-vaccum powder, and in drying room heating make hot-melt adhesive powder fusing thus with slurry spot printing
Layer bonding；
B, compound: on roller blanket belt type heat-pressing compound machine, one side and the described water repellent automobile fabric of sponge (1) to be had coating
One side hot pressing be combined with each other, then the another side of sponge (1) and described non-woven fabrics are had cated one side hot pressing and are combined
Together, i.e. prepare that water repellent automobile fabric and sponge be compound, three layers of composite automobile inner decoratire fabric that non-woven fabrics and sponge are combined become
Product.
The production technology of automobile fabric double-dot coating composite sponge the most according to claim 3, it is characterised in that above-mentioned
Step A in, described slurry point coating and the mass ratio of dusting coating are 18-30%:70-82%.
The production technology of automobile fabric double-dot coating composite sponge the most according to claim 3, it is characterised in that above-mentioned
Step A in, the optical melting point of described hot-melt adhesive powder is 110-125 DEG C；Melt index is 30-50 gram/10 minutes；After bonding
Heat resistance is more than 90 DEG C.
The production technology of automobile fabric double-dot coating composite sponge the most according to claim 3, it is characterised in that above-mentioned
Step B in, composite roll surface temperature 135-142 DEG C of described roller blanket belt type heat-pressing compound machine, pressure roller air pressure 2-5 kilogram/
Every square centimeter, compounding machine speed 8-15 m/min.
7. according to the production technology of the automobile fabric double-dot coating composite sponge described in claim 3-6 any one, its feature
It is,
In above-mentioned step A, described water repellent automobile fabric (2) is Lycoperdon polymorphum Vitt warp knit water repellent automobile fabric, by 156 centimetres of door
And the Lycoperdon polymorphum Vitt warp knit water repellent automobile fabric that specification is 145 grams/m judged coat side after be placed on the debatching of double-dot coating machine
On frame and put on cloth, the speed of double-dot coating machine is set in 22 ms/min, and drying room temperature is warming up to 180-185 DEG C；Select and calculate
180 holes/square centimeter, wall thickness 0.18 millimeter and the cylinder in 0.22 millimeter of aperture of machine disorderly some arrangement；Select at the bottom of polyacrylate
Slurry and the solid content regulation machine parameter of the polyacrylate according to primary coat 3.5-4.0 gram/m, by cylinder by polypropylene
Acid esters prime cement shifts and puts in the coat side being coated in Lycoperdon polymorphum Vitt warp knit water repellent automobile fabric；Select copolyamide hot melt adhesive powder and be total to
The particle diameter of polyamide-based hot-melt adhesive powder is that 80-170 micron, fusing point are optical method 122 DEG C and melt index is 30 grams/10 minutes,
Appropriate copolyamide hot melt adhesive powder will be put in dusting groove and copolyamide hot melt adhesive powder is dispensed, according to finished product dusting
The amount regulation duster of coating amount 12-13 gram/m and pressure-vaccum powder equipment parameter, i.e. prepare and have cated Lycoperdon polymorphum Vitt warp knit
Water repellent automobile fabric；
Described non-woven fabrics (3) is terylene non-woven fabric, by 154 centimetres of door and terylene non-woven fabric that specification is 50 grams/m
Being placed on the reel-off stand of double-dot coating machine and put on cloth after having judged coat side, the speed of double-dot coating machine is set in 22 ms/min
Clock, drying room temperature is warming up to 180-185 DEG C；Select the computer disorderly 150 holes/square centimeter of some arrangement, wall thickness 0.18 millimeter and
The cylinder that aperture is 0.24 millimeter；Select polyacrylate prime cement and the polyacrylate according to primary coat 3.5-4.0 gram/m
Solid content regulation machine parameter, is shifted by cylinder polyacrylate prime cement and puts being coated in the coat side of terylene non-woven fabric；
Select the particle diameter of copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder be 80-170 micron, fusing point be optical method 122
DEG C and melt index be 30 grams/10 minutes, appropriate copolyamide hot melt adhesive powder will be put in dusting groove and by copolyamide
Hot melt adhesive powder dispenses, and regulates duster and pressure-vaccum powder equipment ginseng according to the amount of finished product dusting coating amount 10-12 gram/m
Number, i.e. prepare and have cated terylene non-woven fabric；
In above-mentioned step B, described sponge is the PUR sponge of 35 density and 3.8mm thickness, starts roller blanket belt type hot pressing
The one side having cated Lycoperdon polymorphum Vitt warp knit water repellent automobile fabric and PUR sponge is combined with each other by compounding machine, then will have painting
The terylene non-woven fabric of layer is combined with each other with the another side of PUR sponge.
8. according to the production technology of the automobile fabric double-dot coating composite sponge described in claim 3-6 any one, its feature
It is,
In above-mentioned step A, described water repellent automobile fabric (2) is warp knit water repellent automobile fabric, by 156 centimetres of door and rule
Lattice are to be placed on the reel-off stand of double-dot coating machine and worn after the warp knit water repellent automobile fabric of 180 grams/m has judged coat side
Good cloth, the speed of double-dot coating machine is set in 20 ms/min, and drying room temperature is warming up to 180-185 DEG C；Select computer disorderly some row
180 holes/square centimeter, wall thickness 0.18 millimeter and the cylinder in 0.22 millimeter of aperture of row；Select polyacrylate prime cement and according to
The solid content regulation machine parameter of the polyacrylate of primary coat 4.0-4.5 gram/m, by cylinder by polyacrylate prime cement
Shift and put in the coat side being coated in warp knit water repellent automobile fabric；Select copolyamide hot melt adhesive powder and copolyamide class hot melt
The particle diameter of rubber powder is that 80-170 micron, fusing point are optical method 122 DEG C and melt index is 30 grams/10 minutes, puts in dusting groove
Enter appropriate copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder is dispensed, according to finished product dusting coating amount 14-15
Gram/m amount regulation duster and pressure-vaccum powder equipment parameter, i.e. prepare and have cated warp knit water repellent automobile fabric；
Described non-woven fabrics (3) is terylene non-woven fabric, by 154 centimetres of door and terylene non-woven fabric that specification is 50 grams/m
Being placed on the reel-off stand of double-dot coating machine and put on cloth after having judged coat side, the speed of double-dot coating machine is set in 22 ms/min
Clock, drying room temperature is warming up to 180-185 DEG C；Select the computer disorderly 150 holes/square centimeter of some arrangement, wall thickness 0.18 millimeter and
The cylinder that aperture is 0.24 millimeter；Select polyacrylate prime cement and the polyacrylate according to primary coat 3.5-4.0 gram/m
Solid content regulation machine parameter, is shifted by cylinder polyacrylate prime cement and puts being coated in the coat side of terylene non-woven fabric；
Select the particle diameter of copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder be 80-170 micron, fusing point be optical method 122
DEG C and melt index be 30 grams/10 minutes, appropriate copolyamide hot melt adhesive powder will be put in dusting groove and by copolyamide
Hot melt adhesive powder dispenses, and regulates duster and pressure-vaccum powder equipment ginseng according to the amount of finished product dusting coating amount 10-12 gram/m
Number, i.e. prepare and have cated terylene non-woven fabric；
In above-mentioned step B, described sponge is the PUR sponge of 35 density and 2.0mm thickness, starts roller blanket belt type hot pressing
The one side having cated warp knit water repellent automobile fabric and PUR sponge is combined with each other by compounding machine, then will have cated
Terylene non-woven fabric is combined with each other with the another side of PUR sponge.
9. according to the production technology of the automobile fabric double-dot coating composite sponge described in claim 3-6 any one, its feature
It is,
In above-mentioned step A, described water repellent automobile fabric (2) is warp knit water repellent automobile fabric, by 156 centimetres of door and rule
Lattice are to be placed on the reel-off stand of double-dot coating machine and worn after the warp knit water repellent automobile fabric of 160 grams/m has judged coat side
Good cloth, the speed of double-dot coating machine is set in 22 ms/min, and drying room temperature is warming up to 180-185 DEG C；Select computer disorderly some row
180 holes/square centimeter, wall thickness 0.18 millimeter and the cylinder in 0.22 millimeter of aperture of row；Select polyacrylate prime cement and according to
The solid content regulation machine parameter of the polyacrylate of primary coat 3.5-4.0 gram/m, by cylinder by polyacrylate prime cement
Shift and put in the coat side being coated in warp knit water repellent automobile fabric；Select copolyamide hot melt adhesive powder and copolyamide class hot melt
The particle diameter of rubber powder is that 80-170 micron, fusing point are optical method 122 DEG C and melt index is 30 grams/10 minutes, puts in dusting groove
Enter appropriate copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder is dispensed, according to finished product dusting coating amount 12-13
Gram/m amount regulation duster and pressure-vaccum powder equipment parameter, i.e. prepare and have cated warp knit water repellent automobile fabric；
Described non-woven fabrics (3) is terylene non-woven fabric, by 154 centimetres of door and terylene non-woven fabric that specification is 50 grams/m
Being placed on the reel-off stand of double-dot coating machine and put on cloth after having judged coat side, the speed of double-dot coating machine is set in 22 ms/min
Clock, drying room temperature is warming up to 180-185 DEG C；Select the computer disorderly 150 holes/square centimeter of some arrangement, wall thickness 0.18 millimeter and
The cylinder that aperture is 0.24 millimeter；Select polyacrylate prime cement and the polyacrylate according to primary coat 3.5-4.0 gram/m
Solid content regulation machine parameter, is shifted by cylinder polyacrylate prime cement and puts being coated in the coat side of terylene non-woven fabric；
Select the particle diameter of copolyamide hot melt adhesive powder and copolyamide hot melt adhesive powder be 80-170 micron, fusing point be optical method 122
DEG C and melt index be 30 grams/10 minutes, appropriate copolyamide hot melt adhesive powder will be put in dusting groove and by copolyamide
Hot melt adhesive powder dispenses, and regulates duster and pressure-vaccum powder equipment ginseng according to the amount of finished product dusting coating amount 11-13 gram/m
Number, i.e. prepare and have cated terylene non-woven fabric；
In above-mentioned step B, described sponge is the PUR sponge of 35 density and 3.0mm thickness, starts roller blanket belt type hot pressing
The one side having cated warp knit water repellent automobile fabric and PUR sponge is combined with each other by compounding machine, then will have cated
Terylene non-woven fabric is combined with each other with the another side of PUR sponge.
10. according to the production technology of the automobile fabric double-dot coating composite sponge described in claim 3-6 any one, its feature
It is, between described step A and step B, further comprises the steps of: C, inspection one side is had cated warp knit automobile fabric and exists
Irradiate under ultraviolet light, then one side is had cated non-woven fabrics and irradiate under ultraviolet light, the rubber powder of dusting coating
In the fluorescent agent of extremely trace can send white light, i.e. can observe coating point-type and quality, if there being defective place to cut out
Sew up clot again；D, rolling is further comprised the steps of:, door width ＞ 153 centimetres at rolling after described step B.
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| CN107856374A (en) * | 2017-10-23 | 2018-03-30 | 嘉兴学院 | Bicycle saddle cover and preparation method thereof |
| CN108556423A (en) * | 2018-02-07 | 2018-09-21 | 晟合新材料科技（嘉善）有限公司 | The fabric and production method of functional membrane two sides compound fabric |
| CN109228550A (en) * | 2018-08-10 | 2019-01-18 | 晟合新材料科技（嘉善）有限公司 | A kind of composite material and preparation method thereof and automobile inner decoration facing based on it |
| WO2019174140A1 (en) * | 2018-03-16 | 2019-09-19 | 台湾科德宝宝翎不织布股份有限公司 | Composite material structure |
| US20210114339A1 (en) * | 2019-10-18 | 2021-04-22 | Hyundai Motor Company | Interior material of vehicle |
| DE112021003690T5 (en) | 2020-07-10 | 2023-05-25 | Kucukcalik Tekstil Sanayii Ve Ticaret A.S. | A COMPOSITE LAMINATED BY HEAT TREATMENT |
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| DE112021003690T5 (en) | 2020-07-10 | 2023-05-25 | Kucukcalik Tekstil Sanayii Ve Ticaret A.S. | A COMPOSITE LAMINATED BY HEAT TREATMENT |
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