CN104139578A - Environment-friendly water and oil proofing PP/PET co-mixing automobile outer wheel cover and manufacturing method thereof - Google Patents
Environment-friendly water and oil proofing PP/PET co-mixing automobile outer wheel cover and manufacturing method thereof Download PDFInfo
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- CN104139578A CN104139578A CN201410379392.7A CN201410379392A CN104139578A CN 104139578 A CN104139578 A CN 104139578A CN 201410379392 A CN201410379392 A CN 201410379392A CN 104139578 A CN104139578 A CN 104139578A
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Abstract
The invention provides an environment-friendly water and oil proofing PP/PET co-mixing automobile outer wheel cover which comprises a hot melting felt layer. A water and oil proofing layer is arranged on the back face of the hot melting felt layer, the hot melting felt layer is a fiber layer which is formed by mixing the two substances of PP and PET, and the hot melting felt layer comprises, by weight, 40-60% of PP and 60-40% of PET. The square gram weight of the water and oil proofing layer is 80-170 g/m<2>. The invention further provides a manufacturing method of the automobile outer wheel cover. According to the automobile outer wheel cover, the PP and PET hot melting felt is used for compounding a PE/PA film, manufacturing is simple, cost is low, excellent cold resistance, temperature resistance and ageing resistance are achieved, particularly the PE/PA layer effectively overcomes the defect that a porous structure is prone to absorbing water and oil, high pressure resistant washing meets the GM9531P-B standard, water-resistant spattering meets the SO9073-17 stand, and the water absorbing resistance action meets the SAEJ913 standard.
Description
Technical field
The present invention relates to a kind of automobile wheelhouse and manufacture method thereof, be specifically related to the anti-petrol car wheelhouse of a kind of PP/PET blend environment-friendly waterproof and manufacture method thereof.
Background technology
Carpet, is with natural fiber or chemical synthetic fiber class raw materials such as cotton, fiber crops, hair, silk, grass, manually or mechanical technology is knitted, synthetic tuft or the ground paving application that is formed by weaving.It is in world wide, to have one of industrial art category that long history is traditional.Be covered in the ground of house, hotel, gymnasium, show room, vehicle, boats and ships, aircraft etc., have the noise of minimizing, heat insulation and decorative effect.Carpet sorting technique is a lot, by manufacturing process, divide have manual knotted carpet, hand woven plain weave carpet, manual tufted carpet, manual felt carpet, machine-made carpet; By purposes, divide have carpet, a heatable brick bed blanket, wall tapestry, prayer rug etc.; By raw material, divide have wool carpet, silk rug, jute rug, chemical fibre carpet etc.
Along with economic fast development, the improving constantly of people's living standard, automobile industry development is rapid, and people to the requirement of automobile are not only the grace of quality, function and the outward appearance of automobile itself, also more and more higher to the requirement of the upholstery of automobile.The wheelhouse of automobile adopted plastics wheelhouse conventionally in the past, and now, along with the utilization of car carpeting is more and more extensive, car carpeting is not only for places such as automobile cab, luggage cases now, and the wheelhouse of automobile also adopts carpet conventionally.
Automobile outer wheel casing rug can produce the performance that absorbs noise, antivibration vibration damping, thereby reaches the automobile effect of absorbing sound and lowering noise in the process of moving, and the noise that motor racing is produced reduces surrounding environment and passenger's impact.
Existing automobile wheelhouse generally has two kinds: the first be PE or PP through injection moulding, plastics sucking moulding, shortcoming is that Heavy Weight, cost are higher, smooth surface, in automobile use procedure, to beat noise large for sandstone, and fragile under low temperatureization; The second is the hot melt felt that needling process makes, and its main component is PP/PET fiber, after heating, mold pressing, makes wheelhouse product, advantage is that cost is low, and quality is light, and sound-absorption vibration-reduction effect is good, but because it is loose structure, waterproof, grease proofing poor effect in use procedure.
In order to meet the continuous pursuit of people to quality of the life, also for economic development, therefore, be necessary to develop a kind of sound-absorption vibration-reduction function that not only has, also there is the anti-automobile wheelhouse that has function of waterproof.
Summary of the invention
Goal of the invention: the object of the invention is in order to solve the deficiencies in the prior art, the anti-petrol car wheelhouse of a kind of PP/PET blend environment-friendly waterproof and manufacture method thereof are provided.
Technical scheme: in order to realize above object, the present invention adopts following technical scheme:
The invention provides the anti-petrol car wheelhouse of a kind of PP/PET blend environment-friendly waterproof, comprise hot melt carpet veneer, the described hot melt carpet veneer back side is provided with waterproof and oilproof layer, described hot melt carpet veneer is the fibrage that PP and two kinds of materials of PET mix, by mass percentage, described hot melt carpet veneer comprises the PP of 40-60% and the PET of 60-40%, and square grammes per square metre of described waterproof and oilproof layer is 80-170g/ ㎡, and described waterproof and oilproof layer comprises following composition by weight:
PE:50-60 part;
PA:45-55 part; Polyamide, there is good combination property, comprise mechanical property, heat resistance, mar proof, chemical proofing and self lubricity, and coefficient of friction is low, has certain anti-flammability, be easy to processing, combine with PE, can effectively solve that loose structure easily absorbs water, the shortcoming of oil suction, high pressure resistant washing meets GM9531P-B standard, water resistant splash meets SO 9073-17 standard, and water resistant suction effect meets SAE J913 standard;
Coupling agent: 0.5-1.0 part;
Lubricant: 1.0-2.5 part;
Stearic acid: 0.1-1.0 part;
Fire retardant: 0.5-1.5 part;
Antiseptic: 1.0-2.0 part;
Plasticizer: 0.8-2.0 part;
Stabilizing agent: 0.3-1.2 part;
Phase flux: 0.5-1.0 part;
Curing agent: 0.1-1.5 part;
Anti-impact modifier: 0.2-0.5 part.
Preferably, the back side of waterproof and oilproof layer is provided with skid resistant course, and described hot melt carpet veneer front is provided with flame-retardant layer, and the front of described flame-retardant layer is provided with wearing layer, and the front of described wheelhouse is provided with anti-slip veins.Be provided with flame-retardant layer and wearing layer, the anti-flammability of carpet and wearability are strengthened; Front is provided with the skid resistance that anti-slip veins has further strengthened product.
Preferably, described coupling agent is vinyltrimethoxy silane; Vinyltrimethoxy silane is a kind of organo silane coupling agent, can reduce the viscosity of molten synthetic resin, improve the decentralization of filler to improve processing characteristics, and then make goods obtain good surface quality and machinery, heat and electrical property etc., and this coupling agent is compared to some metal coupling agents, and itself is environmental protection more;
Lubricant is the mixture that paraffin oil and paraffin composition by weight ratio are 1:2; Paraffin oil and paraffin are all good lubricants, while or a kind of softening agent, can reduce viscosity, being convenient to materials processing produces, so not only can put forward the production efficiency of materials processing, reduce production costs, also make the chemical-resistant resistance ability of material better simultaneously, when both ratios are 1:2, its maximum effect.
Fire retardant is APP and pentaerythrite mixture; APP and pentaerythrite carry out when composite, having good fire resistance, can well improve the anti-flammability of the bonding anti-skidding composite bed of carpet;
Antiseptic is chitin; Chitin is a kind of antiseptic of natural, environmental protection, joins in bonding anti-skidding composite bed, makes bonding anti-skidding composite bed have good antibiotic property, can place growing of bacterium, extends the service life of carpet;
Plasticizer is dioctyl phthalate; Join in bonding anti-skidding composite bed its plasticizing effect is strengthened, also make its pliability strengthen, be more prone to processing.While dioctyl phthalate less expensive, and nontoxic;
Stabilizing agent is the mixture of calcium-zinc composite stabilizing agent and pentaerythrite; Add the stabilizing agent can be so that bonding anti-skidding composite bed character is more stable, prevent its decomposition, aging, calcium-zinc composite stabilizing agent is compared to stabilizing agents such as some other metallic lead classes simultaneously, not only stablizing effect is good, also nontoxic, environmental protection simultaneously, after mixing with pentaerythrite, its stablizing effect can be further enhanced;
Phase flux is maleic anhydride grafted polyethylene PE-g-MAH; This product residue content of monomer is few, gel content is low, there is high reaction activity, join in polyethylene kind material, the significantly mechanical mechanics property of enhanced polyethylene series products, hot property, colorability, improve product processing characteristics, shock resistance, reduction water absorption rate, improve dimensional stability.
Curing agent is calcium carbonate; Can promote curing reaction speed, reduce the reaction time, calcium carbonate itself can also play and improve the wearability of product and the effect of mechanical strength simultaneously, and it is cheap, nontoxic.
Anti-impact modifier is methacrylate-butadiene one styrol copolymer.Methacrylate-butadiene one styrol copolymer is that MBS is a kind of novel high polymer material, by methyl methacrylate (M), butadiene (B) and styrene (S), adopts emulsion grafting polymerization method to be prepared from.This resin has typical nucleocapsid structure in submicroscopic form, and core is the rubber phase globose nucleus that a diameter is 10～100 nm, and outside is the shell that styrene and methyl methacrylate form.This special construction of MBS has been given the shock resistance of goods excellences.While adding MBS resin in the present invention, can make the impact strength of product improve 4-15 doubly, also can improve cold resistance and the processing fluidity of product simultaneously.
Preferably, described fire retardant is the mixture that APP and pentaerythrite composition by weight ratio are 1:2; Described stabilizing agent is the mixture that calcium-zinc composite stabilizing agent and pentaerythrite composition by weight ratio are 1:3.For the present invention, the in the situation that of this mass ratio, flame retardant effect and stablizing effect are best.
Preferably, described skid resistant course is acrylic resin/SEBS resin blend, and the thickness of described skid resistant course is 0.2-0.4mm, and described skid resistant course comprises following composition by weight: acrylic resin: 50-65 part; SEBS resin: 45-60 part; Coupling agent vinyltrimethoxy silane: 0.5-1.5 part; White oil: 2.5-4.0 part; Stearic acid: 0.1-1.0 part.The present invention is equipped with one deck acrylic resin/SEBS resin skid resistant course at the back side of waterproof and oilproof layer, wherein acrylic resin plays sticky styling, SEBS resin plays anti-skidding effect, acrylic resin, SEBS resin are integrated, can in anti-skidding, make this composite bed and precoat be more prone to laminating, reduced independent adhesive layer, also make fabric once carry out the difficulty of compound tense operation with composite bed simultaneously.In the present invention, SEBS has been replaced to TPR in the past, EPDM etc., because SEBS be take polystyrene as end segment, the ethylene-butene copolymer that the polybutadiene hydrogenation of take obtains is the linearity three embedding copolymers of middle elastomeric block, the back side of automobile housing wheel increases SEBS composition makes it have excellent non-skid property, good ageing-resistant performance (in artificial accelerated aging case aging one week its performance rate of descent be less than 10%, 100 hours its hydraulic performance declines of ozone aging (38 ℃) are less than 10%), there are again good heat resistance (its brittle temperature≤-60 ℃, maximum operation (service) temperature reaches 149 ℃, under oxygen atmosphere, its decomposition temperature is greater than 270 ℃), mechanical performance, cohesive, simultaneously because SEBS has good thermoplasticity, add man-hour without sulfuration, goods meet environmental requirement, nontoxic.
Preferably, described flame-retardant layer comprises following composition by weight: magnalium hydrotalcite colloid 10-15 part, and retention agent CPAM 0.03-0.05 part, sepiolite 2-4 part, the thickness of described flame-retardant layer is 0.1mm.Magnalium hydrotalcite colloid belongs to a kind of of hydrotalcite, and hydrotalcite and sepiolite all have good anti-flammability, and hydrotalcite and sepiolite are used in conjunction with, flame retardant effect reaches raising, environmental protection simultaneously, the retention agent CPAM adding, while making flame-retardant layer be coated on hot melt carpet veneer, adhesion effect is better.The preparation method of the magnalium hydrotalcite colloid of using is as follows: M g (the N O that is 3: 1 by magnalium ratio under room temperature
3)
2.6H
2o and A l (N O
3)
3.9H
2o is dissolved in deionized water, fixing total ion concentration 0.5m o l/L, then under the solution making being stirred, slowly joining mass concentration is in 10% sodium carbonate liquor, add rear vigorous stirring 1h, then slowly stir 2h, in this process, have precipitation and generate, then standing 48h under room temperature, decompress filter, through filter cake with after deionized water washed twice at 70～80 ℃ peptization 5h, can obtain hydrotalcite colloid.
Preferably, described wearing layer is acrylic resin layer, and the thickness of described wearing layer is 0.1-0.2mm.PP resin, itself has good anti-flammability, heat resistance and wearability, increases PP layer, in the wearability that improves carpet, has also improved its anti-flammability, and PP resin itself is a kind of environmental protection type resin simultaneously.
A manufacture method for the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof, the method comprises the steps:
A: the manufacture of skid resistant course material: acrylic resin, SEBS resin, coupling agent, white oil and stearic acid are prepared burden, the mixing of materials preparing is stirred, and then merge through colloidal sol machine the blend that obtains skid resistant course;
B: the manufacture of waterproof and oilproof layer: prepare burden by described formula, the material preparing adds mixing and stirring in mixer, mixing temperature is 110-120 ℃, incorporation time is 8-10 minute, after mixing, transfer in cooling and stirring machine stirring at low speed 5-10 minute at 30-40 ℃, finally enter that extruder plastifies at 170-180 ℃, pelletizing, last cross cutting, rolling;
C: the manufacture of hot melt carpet veneer: the PET fiber of the PP fiber that is 40-60% according to mass percent and 60-40% is put into and put into blending box and mix; And then the fiber of mixing is put into and in opener, carried out shredding; Then the composite fibre after shredding being processed is again put into blending box and is carried out secondary mixing; Then the fiber mixing is put in carding machine and dredged and put down; Dredge composite fibre to be sent to after reef knot bundle and in lapping machine, be paved into multi-layered web; After lapping finishes, composite fibre is sent to and in needing machine, carries out acupuncture processing and process; The product finally acupuncture being finished is batched and can be made hot melt carpet veneer by lapper;
D: the blend of the skid resistant course of molten condition is expelled in the storage glue groove of gluing machine, then glue groove top is stored up to through gluing machine in the back of waterproof and oilproof layer, successively through gluing machine, carry out gluing, scraper plate, traction, section, finally waterproof and oilproof layer being fitted to be shaped into skid resistant course is integrated;
E: the product that step D is obtained is effectively combined with each other by the back side of blanching compounding machine and hot melt carpet veneer, wherein combined temp is 170-180 ℃;
F: the magnalium hydrotalcite colloid in flame-retardant layer, retention agent CPAM and sepiolite are mixed, be then applied to the front of the product that step e makes, and dry drying time 10-15 min by dryer at 140-150 ℃;
G: the product front obtaining in acrylic resin and step F is effectively combined with each other by blanching compounding machine, and wherein combined temp is 170-180 ℃, obtains the just automobile wheelhouse of one-step forming;
H: the product that step G is obtained, by forming machine, heat, compression molding, temperature 200-220 ℃ wherein, dwell time 90-100 second, finally obtain required automobile wheelhouse by embossing machine to the positive embossed of product.In manufacturing process of the present invention, essentially no polluter produces, and is a kind of environmentally friendly production method, and, the machine of using is all purpose instrument, and its production cost is lower, and working condition is also controlled than being easier to, therefore, the difficulty of production is lower, easily carries out suitability for industrialized production.
Beneficial effect: the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof provided by the invention and manufacture method thereof compared with prior art, have the following advantages:
1, automobile wheelhouse of the present invention, the compound PE/PA film of PP/PET hot melt felt, processing is simple, cost is lower, there is excellent cold-resistant, heatproof, ageing-resistant performance, special PE/PA layer has effectively solved that loose structure easily absorbs water, the shortcoming of oil suction, high pressure resistant washing meets GM9531P-B standard, and water resistant splash meets SO 9073-17 standard, and water resistant suction effect meets SAE J913 standard;
2, automobile wheelhouse of the present invention, in PE/PA waterproof and oilproof layer, except PE and PA are main material, has also added fire retardant, antiseptic etc., can further improve other Performance Ratios of automobile wheelhouse as anti-flammability, antibiotic property etc.;
3, automobile wheelhouse of the present invention, is also provided with flame-retardant layer, skid resistant course and wearing layer, makes anti-flammability and skid resistance and all enhancings greatly of wearability of automobile wheelhouse; At skid resistant course, use acrylic resin/SEBS resin compound, wherein acrylic resin plays sticky styling, SEBS resin plays anti-skidding effect, acrylic resin, SEBS resin are integrated, can in anti-skidding, make this composite bed and precoat be more prone to laminating, reduced independent adhesive layer, also make fabric once carry out the difficulty of compound tense operation with composite bed simultaneously;
4, automobile wheelhouse of the present invention, the raw material of its use and auxiliary agent etc. are all environmental protection, nontoxic material, environmentally safe;
5, automobile wheelhouse of the present invention, in manufacturing process, essentially no polluter produces, and is a kind of environmentally friendly production method, and, the machine of using is all purpose instrument, its production cost is lower, and working condition is also controlled than being easier to, therefore, the difficulty of producing is lower, easily carries out suitability for industrialized production.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
In figure: 1-skid resistant course, 2-waterproof and oilproof layer, 3-hot melt carpet veneer, 4-flame-retardant layer, 5-wearing layer.
The specific embodiment
Below in conjunction with specific embodiment, the present invention is described in detail; but illustrate that protection scope of the present invention is not limited to the concrete scope of the present embodiment simultaneously; embodiment based in the present invention; those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
embodiment 1
The anti-petrol car wheelhouse of a kind of PP/PET blend environment-friendly waterproof, comprise hot melt carpet veneer 3, described hot melt carpet veneer 3 back sides are provided with waterproof and oilproof layer 2, described hot melt carpet veneer 3 is fibrages that PP and two kinds of materials of PET mix, by mass percentage, described hot melt carpet veneer 3 comprises 40% PP and 60% PET, and square grammes per square metre of described waterproof and oilproof layer 2 is 90g/ ㎡, and described waterproof and oilproof layer 2 comprises following composition by weight:
PE:50 part;
PA:45 part;
Coupling agent: vinyltrimethoxy silane: 0.5 part;
Lubricant: the mixture that paraffin oil and paraffin composition by weight ratio are 1:2: 1.0 parts;
Stearic acid: 0.3 part;
Fire retardant: the mixture that APP and pentaerythrite composition by weight ratio are 1:2: 0.5 part;
Antiseptic: chitin: 1.0 parts;
Plasticizer: dioctyl phthalate: 0.8 part;
Stabilizing agent: the mixture that calcium-zinc composite stabilizing agent and pentaerythrite composition by weight ratio are 1:3: 0.5 part;
Phase flux: maleic anhydride grafted polyethylene PE-g-MAH:0.5 part;
Curing agent: calcium carbonate: 0.3 part;
Anti-impact modifier: methacrylate-butadiene one styrol copolymer: 0.2 part.
The back side of waterproof and oilproof layer 2 is provided with skid resistant course 1, and described skid resistant course 1 is acrylic resin/SEBS resin blend, and the thickness of described skid resistant course 1 is 0.2mm, and described skid resistant course 1 comprises following composition by weight: acrylic resin: 50 parts; SEBS resin: 45 parts; Coupling agent vinyltrimethoxy silane: 0.5 part; White oil: 2.5 parts; Stearic acid: 0.2 part.
Described hot melt carpet veneer 3 fronts are provided with flame-retardant layer 4, and described flame-retardant layer 4 comprises following composition by weight: 10 parts, magnalium hydrotalcite colloid, and 0.03 part of retention agent CPAM, 2 parts of sepiolites, the thickness of described flame-retardant layer 4 is 0.1mm.
The front of described flame-retardant layer 4 is provided with wearing layer 5, and described wearing layer 5 is acrylic resin layer, and the thickness of described wearing layer 5 is 0.1mm.
The front of described wheelhouse is provided with anti-slip veins.
A manufacture method for the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof, the method comprises the steps:
A: the manufacture of skid resistant course 1 material: acrylic resin, SEBS resin, coupling agent, white oil and stearic acid are prepared burden, the mixing of materials preparing is stirred, and then merge through colloidal sol machine the blend that obtains skid resistant course 1;
B: the manufacture of waterproof and oilproof layer 2: prepare burden by described formula, the material preparing adds mixing and stirring in mixer, mixing temperature is 110 ℃, incorporation time is 8 minutes, after mixing, transfer in cooling and stirring machine at 30 ℃ stirring at low speed 5 minutes, finally enter that extruder plastifies at 170 ℃, pelletizing, last cross cutting, rolling;
C: the manufacture of hot melt carpet veneer 3: the PET fiber of the PP fiber that is 40% according to mass percent and 60% is put into and put into blending box and mix; And then the fiber of mixing is put into and in opener, carried out shredding; Then the composite fibre after shredding being processed is again put into blending box and is carried out secondary mixing; Then the fiber mixing is put in carding machine and dredged and put down; Dredge composite fibre to be sent to after reef knot bundle and in lapping machine, be paved into multi-layered web; After lapping finishes, composite fibre is sent to and in needing machine, carries out acupuncture processing and process; The product finally acupuncture being finished is batched and can be made hot melt carpet veneer 3 by lapper;
D: the blend of the skid resistant course of molten condition 1 is expelled in the storage glue groove of gluing machine, then glue groove top is stored up to through gluing machine in the back of waterproof and oilproof layer 2, successively through gluing machine, carry out gluing, scraper plate, traction, section, finally waterproof and oilproof layer 2 is shaped into and is integrated with skid resistant course 1 laminating;
E: the product that step D is obtained is effectively combined with each other by the back side of blanching compounding machine and hot melt carpet veneer 3, wherein combined temp is 170 ℃;
F: the magnalium hydrotalcite colloid in flame-retardant layer 4, retention agent CPAM and sepiolite are mixed, be then applied to the front of the product that step e makes, and dry drying time 10 min by dryer at 140 ℃;
G: the product front obtaining in acrylic resin and step F is effectively combined with each other by blanching compounding machine, and wherein combined temp is 170 ℃, obtains the just automobile wheelhouse of one-step forming;
H: the product that step G is obtained, by forming machine, heat, compression molding, wherein temperature is 200 ℃, 90 seconds dwell times, finally by embossing machine, the positive embossed of product is obtained to required automobile wheelhouse.
embodiment 2
The anti-petrol car wheelhouse of a kind of PP/PET blend environment-friendly waterproof, comprise hot melt carpet veneer 3, described hot melt carpet veneer 3 back sides are provided with waterproof and oilproof layer 2, described hot melt carpet veneer 3 is fibrages that PP and two kinds of materials of PET mix, by mass percentage, described hot melt carpet veneer 3 comprises 50% PP and 50% PET, and square grammes per square metre of described waterproof and oilproof layer 2 is 120g/ ㎡, and described waterproof and oilproof layer 2 comprises following composition by weight:
PE:55 part;
PA:50 part;
Coupling agent: vinyltrimethoxy silane: 0.8 part;
Lubricant: the mixture that paraffin oil and paraffin composition by weight ratio are 1:2: 1.8 parts;
Stearic acid: 0.8 part;
Fire retardant: the mixture that APP and pentaerythrite composition by weight ratio are 1:2: 1.0 parts;
Antiseptic: chitin: 1.5 parts;
Plasticizer: dioctyl phthalate: 1.3 parts;
Stabilizing agent: the mixture that calcium-zinc composite stabilizing agent and pentaerythrite composition by weight ratio are 1:3: 1.0 parts;
Phase flux: maleic anhydride grafted polyethylene PE-g-MAH:0.8 part;
Curing agent: calcium carbonate: 1.0 parts;
Anti-impact modifier: methacrylate-butadiene one styrol copolymer: 0.3 part.
The back side of waterproof and oilproof layer 2 is provided with skid resistant course 1, and described skid resistant course 1 is acrylic resin/SEBS resin blend, and the thickness of described skid resistant course 1 is 0.3mm, and described skid resistant course 1 comprises following composition by weight: acrylic resin: 58 parts; SEBS resin: 52 parts; Coupling agent vinyltrimethoxy silane: 1.0 parts; White oil: 3.8 parts; Stearic acid: 0.6 part.
Described hot melt carpet veneer 3 fronts are provided with flame-retardant layer 4, and described flame-retardant layer 4 comprises following composition by weight: 13 parts, magnalium hydrotalcite colloid, and 0.04 part of retention agent CPAM, 3 parts of sepiolites, the thickness of described flame-retardant layer 4 is 0.1mm.
The front of described flame-retardant layer 4 is provided with wearing layer 5, and described wearing layer 5 is acrylic resin layer, and the thickness of described wearing layer 5 is 0.15mm.
The front of described wheelhouse is provided with anti-slip veins.
A manufacture method for the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof, the method comprises the steps:
A: the manufacture of skid resistant course 1 material: acrylic resin, SEBS resin, coupling agent, white oil and stearic acid are prepared burden, the mixing of materials preparing is stirred, and then merge through colloidal sol machine the blend that obtains skid resistant course 1;
B: the manufacture of waterproof and oilproof layer 2: prepare burden by described formula, the material preparing adds mixing and stirring in mixer, mixing temperature is 115 ℃, incorporation time is 9 minutes, after mixing, transfer in cooling and stirring machine at 35 ℃ stirring at low speed 8 minutes, finally enter that extruder plastifies at 175 ℃, pelletizing, last cross cutting, rolling;
C: the manufacture of hot melt carpet veneer 3: the PET fiber of the PP fiber that is 50% according to mass percent and 50% is put into and put into blending box and mix; And then the fiber of mixing is put into and in opener, carried out shredding; Then the composite fibre after shredding being processed is again put into blending box and is carried out secondary mixing; Then the fiber mixing is put in carding machine and dredged and put down; Dredge composite fibre to be sent to after reef knot bundle and in lapping machine, be paved into multi-layered web; After lapping finishes, composite fibre is sent to and in needing machine, carries out acupuncture processing and process; The product finally acupuncture being finished is batched and can be made hot melt carpet veneer 3 by lapper;
D: the blend of the skid resistant course of molten condition 1 is expelled in the storage glue groove of gluing machine, then glue groove top is stored up to through gluing machine in the back of waterproof and oilproof layer 2, successively through gluing machine, carry out gluing, scraper plate, traction, section, finally waterproof and oilproof layer 2 is shaped into and is integrated with skid resistant course 1 laminating;
E: the product that step D is obtained is effectively combined with each other by the back side of blanching compounding machine and hot melt carpet veneer 3, wherein combined temp is 175 ℃;
F: the magnalium hydrotalcite colloid in flame-retardant layer 4, retention agent CPAM and sepiolite are mixed, be then applied to the front of the product that step e makes, and dry drying time 12min by dryer at 145 ℃;
G: the product front obtaining in acrylic resin and step F is effectively combined with each other by blanching compounding machine, and wherein combined temp is 175 ℃, obtains the just automobile wheelhouse of one-step forming;
H: the product that step G is obtained, by forming machine, heat, compression molding, wherein temperature is 210 ℃, 95 seconds dwell times, finally by embossing machine, the positive embossed of product is obtained to required automobile wheelhouse.
embodiment 3
The anti-petrol car wheelhouse of a kind of PP/PET blend environment-friendly waterproof, comprise hot melt carpet veneer 3, described hot melt carpet veneer 3 back sides are provided with waterproof and oilproof layer 2, described hot melt carpet veneer 3 is fibrages that PP and two kinds of materials of PET mix, by mass percentage, described hot melt carpet veneer 3 comprises 60% PP and 40% PET, and square grammes per square metre of described waterproof and oilproof layer 2 is 150g/ ㎡, and described waterproof and oilproof layer 2 comprises following composition by weight:
PE:60 part;
PA:55 part;
Coupling agent: vinyltrimethoxy silane :-1.0 parts;
Lubricant: the mixture that paraffin oil and paraffin composition by weight ratio are 1:2: 2.5 parts;
Stearic acid: 1.0 parts;
Fire retardant: the mixture that APP and pentaerythrite composition by weight ratio are 1:2: 1.5 parts;
Antiseptic: chitin: 2.0 parts;
Plasticizer: dioctyl phthalate: 2.0 parts;
Stabilizing agent: the mixture that calcium-zinc composite stabilizing agent and pentaerythrite composition by weight ratio are 1:3: 1.2 parts;
Phase flux: maleic anhydride grafted polyethylene PE-g-MAH:1.0 part;
Curing agent: calcium carbonate: 1.5 parts;
Anti-impact modifier: methacrylate-butadiene one styrol copolymer: 0.5 part.
The back side of waterproof and oilproof layer 2 is provided with skid resistant course 1, and described skid resistant course 1 is acrylic resin/SEBS resin blend, and the thickness of described skid resistant course 1 is 0.4mm, and described skid resistant course 1 comprises following composition by weight: acrylic resin: 65 parts; SEBS resin: 60 parts; Coupling agent vinyltrimethoxy silane: 1.5 parts; White oil: 4.0 parts; Stearic acid: 1.0 parts.
Described hot melt carpet veneer 3 fronts are provided with flame-retardant layer 4, and described flame-retardant layer 4 comprises following composition by weight: 15 parts, magnalium hydrotalcite colloid, and 0.05 part of retention agent CPAM, 4 parts of sepiolites, the thickness of described flame-retardant layer 4 is 0.1mm.
The front of described flame-retardant layer 4 is provided with wearing layer 5, and described wearing layer 5 is acrylic resin layer, and the thickness of described wearing layer 5 is 0.2mm.
The front of described wheelhouse is provided with anti-slip veins.
A manufacture method for the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof, the method comprises the steps:
A: the manufacture of skid resistant course 1 material: acrylic resin, SEBS resin, coupling agent, white oil and stearic acid are prepared burden, the mixing of materials preparing is stirred, and then merge through colloidal sol machine the blend that obtains skid resistant course 1;
B: the manufacture of waterproof and oilproof layer 2: prepare burden by described formula, the material preparing adds mixing and stirring in mixer, mixing temperature is 120 ℃, incorporation time is 10 minutes, after mixing, transfer in cooling and stirring machine at 40 ℃ stirring at low speed 10 minutes, finally enter that extruder plastifies at 180 ℃, pelletizing, last cross cutting, rolling;
C: the manufacture of hot melt carpet veneer 3: the PET fiber of the PP fiber that is 60% according to mass percent and 40% is put into and put into blending box and mix; And then the fiber of mixing is put into and in opener, carried out shredding; Then the composite fibre after shredding being processed is again put into blending box and is carried out secondary mixing; Then the fiber mixing is put in carding machine and dredged and put down; Dredge composite fibre to be sent to after reef knot bundle and in lapping machine, be paved into multi-layered web; After lapping finishes, composite fibre is sent to and in needing machine, carries out acupuncture processing and process; The product finally acupuncture being finished is batched and can be made hot melt carpet veneer 3 by lapper;
D: the blend of the skid resistant course of molten condition 1 is expelled in the storage glue groove of gluing machine, then glue groove top is stored up to through gluing machine in the back of waterproof and oilproof layer 2, successively through gluing machine, carry out gluing, scraper plate, traction, section, finally waterproof and oilproof layer 2 is shaped into and is integrated with skid resistant course 1 laminating;
E: the product that step D is obtained is effectively combined with each other by the back side of blanching compounding machine and hot melt carpet veneer 3, wherein combined temp is 180 ℃;
F: the magnalium hydrotalcite colloid in flame-retardant layer 4, retention agent CPAM and sepiolite are mixed, be then applied to the front of the product that step e makes, and dry drying time 15 min by dryer at 150 ℃;
G: the product front obtaining in acrylic resin and step F is effectively combined with each other by blanching compounding machine, and wherein combined temp is 180 ℃, obtains the just automobile wheelhouse of one-step forming;
H: the product that step G is obtained, by forming machine, heat, compression molding, wherein temperature is 220 ℃, 100 seconds dwell times, finally by embossing machine, the positive embossed of product is obtained to required automobile wheelhouse.
The anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof in above-described embodiment, effectively having solved automobile wheelhouse loose structure in the past easily absorbs water, the shortcoming of oil suction, high pressure resistant washing meets GM9531P-B standard, water resistant splash meets SO 9073-17 standard, water resistant suction effect meets SAE J913 standard, the skid resistant course simultaneously increasing makes it have well skid resistance, and (product is positioned on sheet glass, the in the situation that of heavy burden 7kg, the maximum pull that product can be slided reaches 10-15N), ageing-resistant performance (in artificial accelerated aging case aging one week its performance rate of descent be less than 10%, 100 hours its hydraulic performance declines of ozone aging (38 ℃) are less than 10%), heat resistance (its brittle temperature≤-60 ℃, maximum operation (service) temperature reaches 149 ℃, under oxygen atmosphere, its decomposition temperature is greater than 270 ℃), also tool has good wearability and anti-flammability simultaneously.
Above-described embodiment is only explanation technical conceive of the present invention and feature, its objective is to allow to be familiar with these those skilled in the art and can to understand content of the present invention enforcement according to this, can not limit the scope of the invention with this.All equivalents that Spirit Essence has been done according to the present invention or modification, within all should being encompassed in protection scope of the present invention.
Claims (8)
1. the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof, it is characterized in that: comprise hot melt carpet veneer (3), described hot melt carpet veneer (3) back side is provided with waterproof and oilproof layer (2), described hot melt carpet veneer (3) is the fibrage that PP and two kinds of materials of PET mix, by mass percentage, described hot melt carpet veneer (3) comprises the PP of 40-60% and the PET of 60-40%, square grammes per square metre of described waterproof and oilproof layer (2) is 80-170g/ ㎡, and described waterproof and oilproof layer (2) comprises following composition by weight:
PE:50-60 part;
PA:45-55 part;
Coupling agent: 0.5-1.0 part;
Lubricant: 1.0-2.5 part;
Stearic acid: 0.1-1.0 part;
Fire retardant: 0.5-1.5 part;
Antiseptic: 1.0-2.0 part;
Plasticizer: 0.8-2.0 part;
Stabilizing agent: 0.3-1.2 part;
Phase flux: 0.5-1.0 part;
Curing agent: 0.1-1.5 part;
Anti-impact modifier: 0.2-0.5 part.
2. the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof according to claim 1, it is characterized in that: the back side of waterproof and oilproof layer (2) is provided with skid resistant course (1), described hot melt carpet veneer (3) front is provided with flame-retardant layer (4), the front of described flame-retardant layer (4) is provided with wearing layer (5), and the front of described wheelhouse is provided with anti-slip veins.
3. the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof according to claim 1, is characterized in that: described coupling agent is vinyltrimethoxy silane; Lubricant is the mixture that paraffin oil and paraffin composition by weight ratio are 1:2; Fire retardant is APP and pentaerythrite mixture; Antiseptic is chitin; Plasticizer is dioctyl phthalate; Stabilizing agent is the mixture of calcium-zinc composite stabilizing agent and pentaerythrite; Phase flux is maleic anhydride grafted polyethylene PE-g-MAH; Curing agent is calcium carbonate; Anti-impact modifier is methacrylate-butadiene one styrol copolymer.
4. the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof according to claim 3, is characterized in that: described fire retardant is the mixture that APP and pentaerythrite composition by weight ratio are 1:2; Described stabilizing agent is the mixture that calcium-zinc composite stabilizing agent and pentaerythrite composition by weight ratio are 1:3.
5. the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof according to claim 2, it is characterized in that: described skid resistant course (1) is acrylic resin/SEBS resin blend, the thickness of described skid resistant course (1) is 0.2-0.4mm, and described skid resistant course (1) comprises following composition by weight: acrylic resin: 50-65 part; SEBS resin: 45-60 part; Coupling agent vinyltrimethoxy silane: 0.5-1.5 part; White oil: 2.5-4.0 part; Stearic acid: 0.1-1.0 part.
6. the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof according to claim 2, it is characterized in that: described flame-retardant layer (4) comprises following composition by weight: magnalium hydrotalcite colloid 10-15 part, retention agent CPAM 0.03-0.05 part, sepiolite 2-4 part, the thickness of described flame-retardant layer (4) is 0.1mm.
7. the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof according to claim 2, is characterized in that: described wearing layer (5) is acrylic resin layer, and the thickness of described wearing layer (5) is 0.1-0.2mm.
8. a manufacture method for the anti-petrol car wheelhouse of PP/PET blend environment-friendly waterproof as claimed in claim 2, is characterized in that: the method comprises the steps:
A: the manufacture of skid resistant course (1) material: acrylic resin, SEBS resin, coupling agent, white oil and stearic acid are prepared burden, the mixing of materials preparing is stirred, and then merge through colloidal sol machine the blend that obtains skid resistant course (1);
B: the manufacture of waterproof and oilproof layer (2): prepare burden by described formula, the material preparing adds mixing and stirring in mixer, mixing temperature is 110-120 ℃, incorporation time is 8-10 minute, after mixing, transfer in cooling and stirring machine stirring at low speed 5-10 minute at 30-40 ℃, finally enter that extruder plastifies at 170-180 ℃, pelletizing, last cross cutting, rolling;
C: the manufacture of hot melt carpet veneer (3): the PET fiber of the PP fiber that is 40-60% according to mass percent and 60-40% is put into and put into blending box and mix; And then the fiber of mixing is put into and in opener, carried out shredding; Then the composite fibre after shredding being processed is again put into blending box and is carried out secondary mixing; Then the fiber mixing is put in carding machine and dredged and put down; Dredge composite fibre to be sent to after reef knot bundle and in lapping machine, be paved into multi-layered web; After lapping finishes, composite fibre is sent to and in needing machine, carries out acupuncture processing and process; The product finally acupuncture being finished is batched and can be made hot melt carpet veneer (3) by lapper;
D: the blend of the skid resistant course of molten condition (1) is expelled in the storage glue groove of gluing machine, then glue groove top is stored up to through gluing machine in the back of waterproof and oilproof layer (2), successively through gluing machine, carry out gluing, scraper plate, traction, section, finally waterproof and oilproof layer (2) is shaped into and is integrated with skid resistant course (1) laminating;
E: the product that step D is obtained is effectively combined with each other by the back side of blanching compounding machine and hot melt carpet veneer (3), and wherein combined temp is 170-180 ℃;
F: the magnalium hydrotalcite colloid in flame-retardant layer (4), retention agent CPAM and sepiolite are mixed, be then applied to the front of the product that step e makes, and dry drying time 10-15 min by dryer at 140-150 ℃;
G: the product front obtaining in acrylic resin and step F is effectively combined with each other by blanching compounding machine, and wherein combined temp is 170-180 ℃, obtains the just automobile wheelhouse of one-step forming;
H: the product that step G is obtained, by forming machine, heat, compression molding, temperature 200-220 ℃ wherein, dwell time 90-100 second, finally obtain required automobile wheelhouse by embossing machine to the positive embossed of product.
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| CN106005043A (en) * | 2016-07-26 | 2016-10-12 | 广西德福特科技有限公司 | Automobile wheel cover sound absorption pad |
| CN106079798A (en) * | 2016-08-15 | 2016-11-09 | 昆山同昌汽车新材料有限公司 | Composite automotive carpet strengthened by a kind of multiple structure |
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| CN106317806A (en) * | 2016-08-31 | 2017-01-11 | 苏州长晟无纺科技有限公司 | Preparation method of automobile wheel cover |
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| CN106346922A (en) * | 2016-08-15 | 2017-01-25 | 昆山同昌汽车新材料有限公司 | Automotive stretch-resistant setting-type flat carpet |
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Address after: 215300 Changshou City Tangtang Industrial Park, Suzhou, Jiangsu Patentee after: KUNSHAN TONGCHANG AUTOMOTIVE NEW MATERIALS CO., LTD. Address before: City Shipai Golden Phoenix Road Kunshan city Suzhou City, Jiangsu province 215300 No. 555 Patentee before: KUNSHAN TONGCHANG AUTOMOTIVE NEW MATERIALS CO., LTD. |