CN112757712A - Thermoplastic composite material interior trimming panel for motor home and processing method thereof - Google Patents

Thermoplastic composite material interior trimming panel for motor home and processing method thereof Download PDF

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Publication number
CN112757712A
CN112757712A CN202110096028.XA CN202110096028A CN112757712A CN 112757712 A CN112757712 A CN 112757712A CN 202110096028 A CN202110096028 A CN 202110096028A CN 112757712 A CN112757712 A CN 112757712A
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China
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composite material
woven fabric
layer
thermoplastic composite
fiber
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Chinese (zh)
Inventor
刘玲
范欣愉
邓荣坚
肖鹏
熊鑫
蒲颖
孟姗姗
宋威
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Guangzhou Kingfa Carbon Fiber New Materials Development Co ltd
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Guangzhou Kingfa Carbon Fiber New Materials Development Co ltd
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Priority to CN202110096028.XA priority Critical patent/CN112757712A/en
Publication of CN112757712A publication Critical patent/CN112757712A/en
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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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • 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
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/028—Net structure, e.g. spaced apart filaments bonded at the crossing points
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • 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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02—Composition of the impregnated, bonded or embedded layer
    • B32B2260/021—Fibrous or filamentary layer
    • 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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04—Impregnation, embedding, or binder material
    • B32B2260/046—Synthetic resin
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B32B2262/062—Cellulose fibres, e.g. cotton
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B32B2262/062—Cellulose fibres, e.g. cotton
    • B32B2262/065—Lignocellulosic fibres, e.g. jute, sisal, hemp, flax, bamboo
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass fibres
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/106—Carbon fibres, e.g. graphite fibres
    • 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
    • B32B2605/00—Vehicles
    • B32B2605/003—Interior finishings

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a thermoplastic composite material interior trim panel for a motor home and a processing method thereof, wherein the interior trim panel consists of a composite material substrate, and an interior trim layer and an adhesive medium layer which are positioned on the surfaces of two sides of the composite material substrate, the interior trim layer comprises an inner trim or consists of an inner trim, a hot melt adhesive net/film and a non-woven fabric layer, and the inner trim is a three-dimensional jacquard fabric; the hot melting net/film is a special adhesive net for non-woven fabric bonding; the non-woven fabric layer is spunlace PET non-woven fabric or spunlace non-woven fabric blended by PET and one or more fibers such as viscose fiber and bamboo fiber, and the composite material substrate is composed of a plurality of layers of continuous fiber reinforced thermoplastic composite material prepreg sheets. The invention has the advantages of mildew resistance, wear resistance, sun resistance and easy cleaning, once polluted, the cleaning is easy, the same part can not be brushed or damaged after being wiped for many times, and no trace is left; the material is compounded and formed with wall cloth at one time, and gluing processing is avoided; the whole laminating need not the concatenation, and no seam, no excessive glue, rise to stick up, turn-up and the problem that drops can not appear turn-up, stick up the limit and phenomenons such as fracture.

Description

Thermoplastic composite material interior trimming panel for motor home and processing method thereof
Technical Field
The invention relates to the technical field of composite material plates, in particular to a thermoplastic composite material interior trimming plate for a motor home and a processing method thereof.
Background
The currently marketed interior trimming panels for the house and the vehicle are not similar to three types, namely FRP panels, painted aluminum panels and wood plywood with surface coatings/veneers, which need to use raw materials or products containing high-volatility organic matters, so that VOC (volatile organic compounds) is high, peculiar smell in the vehicle seriously affects the breathing and nervous systems of users, and even causes health problems. Moreover, the interior trim panel is used as a main body material of the limo, if the specific strength is lower, the interior trim panel can occupy the use space of the limo, the oil consumption is increased, and the endurance mileage is shorter. Therefore, the development of a low-odor, environment-friendly and lightweight interior panel is a problem which needs to be solved at present.
Patent publication No. CN 2086998125U discloses an oil paint-free light high-strength flame-retardant type interior wall panel for motor homes, which is formed by compounding an upper surface layer consisting of a PET hot-rolled non-woven fabric, a flame-retardant continuous fiber reinforced polypropylene composite material reinforced reinforcing layer, a lower surface layer of a PET needle-punched non-woven fabric and a flame-retardant PP core plate through hot pressing. The interior wallboard has the characteristics of flame retardance, light weight, high strength and the like, and simultaneously avoids environmental pollution caused by using oil paint. But the whole structure is asymmetric, so the device is easy to warp and inconvenient to install and use; and the PET acupuncture non-woven fabrics is as the internal surface of side wall board, easily produces the scraping balling-up, stains, breeds the bacterium scheduling problem.
Disclosure of Invention
The invention aims to provide a thermoplastic composite material interior trimming panel for a motor home and a processing method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a plaque in thermoplasticity combined material for car as a house, comprises combined material base plate and interior decorative layer and the sticky dielectric layer that is located combined material base plate both sides surface, interior decorative layer includes an in situ veneer or comprises interior veneer, hot melt adhesive net membrane and non-woven fabrics layer, interior veneer is three-dimensional jacquard weave fabric, hot melt net membrane is the special adhesive net of non-woven fabrics laminating, the non-woven fabrics layer is the spunlace PET non-woven fabrics or PET and viscose fiber, the spunlace non-woven fabrics of the blending of one or more kinds of fibre of bamboo fibre, the combined material base plate comprises multilayer continuous fibers reinforcing thermoplasticity combined material preimpregnation piece.
As a further scheme of the invention: the inner facing is finished cloth for wide decoration, the finished cloth is three-dimensional jacquard fabric, and the fabric material is chemical fiber or natural fiber, including at least one of PET, cotton, hemp, silk, wool, bamboo fiber and bamboo charcoal fiber.
As a further scheme of the invention: the continuous fiber reinforced thermoplastic composite material prepreg sheet is formed by fully impregnating and processing the reinforced fibers with molten matrix resin.
As a further scheme of the invention: the reinforced fiber is glass fiber, carbon fiber, basalt fiber or aramid fiber, and the matrix resin is composed of main resin and a modification auxiliary agent.
As a further scheme of the invention: the matrix resin consists of polyolefin resin and a modification auxiliary agent; the modified auxiliary agent comprises one or more of fiber reinforced master batch, calcium carbonate master batch, silicone master batch, compatilizer, antioxidant, lubricant, ultraviolet-resistant stabilizer and zinc oxide, the content of the modified auxiliary agent is 10-30%, the weight of the fiber reinforced master batch in the modified auxiliary agent is 5-15 parts, the weight of the calcium carbonate master batch is 7-10 parts, the weight of the silicone master batch is 3-5 parts, the weight of the compatilizer is 2-10 parts, the weight of the antioxidant is 4-6 parts, the weight of the lubricant is 1-5 parts, the weight of the ultraviolet-resistant stabilizer is 1-3 parts and the weight of the zinc oxide is 1-3 parts.
As a further scheme of the invention: the adhesive medium layer is a non-woven fabric which is formed by one or more than one of chemical fibers or regenerated natural fibers with the melting point higher than 220 ℃ such as polyester fibers, viscose fibers, bamboo fibers and the like with the length of 10-70mm through hot rolling or spunlace reinforcement.
As a further scheme of the invention: the adhesive medium layer is a hot-rolled non-woven fabric with the surface density of 60-150gsm, and the rolling point of the hot-rolled non-woven fabric is in a diamond shape, a square shape or an oval shape. Preferably, the area proportion range of the ginning is 25-50%, the shortest distance between adjacent ginning is 1.5-3.0mm, and the ginning point depth is less than or equal to 1/3 thickness of non-woven fabric.
As a further scheme of the invention: the adhesive medium layer is spunlace non-woven fabric with the surface density of 60-150gsm, and the spunlace non-woven fabric is preferably two-way cross non-woven fabric.
A processing method of a thermoplastic composite material interior trimming panel for a caravan comprises the following steps:
(1) processing the composite material substrate:
the continuous fiber reinforced thermoplastic composite material prepreg and the lower non-woven fabric layer are subjected to layering, hot pressing, cooling and shaping to prepare a reinforced composite material substrate;
(2) processing the inner decoration layer laminated substrate:
when the surface density of the inner decoration layer>200g/m2When the composite material substrate is cooled and shaped, baking the upper surface of the substrate by adopting an infrared heating device until resin on the surface layer of the upper surface of the composite material substrate presents a viscous state, covering an inner decoration layer on the surface, and pressing and attaching the inner decoration layer and the resin through a pair of rollers to prepare an inner decoration plate;
or when the surface density of the inner decoration layer is less than or equal to 200g/m2And then, the composite material substrate 2 is cooled, shaped and wound, the inner decoration layer and the composite material substrate are jointly unwound, and the inner decoration layer and the composite material substrate enter a belt type press to be subjected to hot pressing and cold pressing to prepare the inner decoration plate.
As a further scheme of the invention: the pressing and attaching process temperature is 230-280 ℃, the speed is 3-5m/min, and the pressure of the compression roller is 2-5 bar.
As a further scheme of the invention: the temperature of the hot-pressing composite process is 210-230 ℃, the speed is 3-5m/min, and the pressure is 2-3 bar.
Compared with the prior art, the invention has the beneficial effects that:
1) the environment-friendly, low-odor, low-VOC, light weight, high strength and easy installation;
2) the cleaning agent is mildew-proof, wear-resistant, sun-proof and easy to clean, once polluted, the cleaning agent is easy to clean, the same part is wiped for many times without being scratched or damaged, and no trace is left;
3) the material is compounded and formed with wall cloth at one time, and gluing processing is avoided; the whole laminating need not the concatenation, and no seam, the overflow is glued, rises to stick up, changes limit and the problem that drops, can not appear curling, stick up the limit and phenomenons such as fracture.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Wherein, interior trim layer 1, combined material base plate 2, gluey dielectric layer 3.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to FIG. 1, example 1
In the embodiment of the invention, the thermoplastic composite material interior trim panel for the motor home comprises a composite material substrate 2, and an interior decoration layer 1 and an adhesive medium layer 3 which are positioned on the surfaces of two sides of the composite material substrate 2, wherein the interior decoration layer 1 is a layer of interior decoration surface, and the surface density of the interior decoration surface is 150g/m2(ii) a The inner decorative surface is finished cloth for wide decoration, the finished cloth is three-dimensional jacquard fabric, the fabric material is PET/bamboo fiber blended fabric, the material does not contain formaldehyde, is waterproof and flame-retardant, has no splicing seam, is thick, soft and noise-reducing, and has high-grade texture. The composite material substrate 2 is composed of a plurality of layers of continuous fiber reinforced thermoplastic composite material prepreg sheets, the layering structure belongs to symmetrical layering, and the layering structure is [0/90/90/0/0/90/90/0 ]]And the thickness is 2.5 mm. The continuous fiber reinforced thermoplastic composite material prepreg sheet is formed by fully impregnating and processing the reinforced fibers with molten matrix resin. The reinforced fiber is glass fiber, the linear density is 1200tex, and the content is 50%. The matrix resin comprises main resin, modification auxiliary agent and the like. Wherein the main resin is polyolefin resin, and the content of the polyolefin resin is 70%; the modified auxiliary agent comprises one or more of fiber reinforced master batch, calcium carbonate master batch, silicone master batch, compatilizer, antioxidant, lubricant, ultraviolet-resistant stabilizer, zinc oxide and other functional additives, wherein the content of the modified auxiliary agent is 30%, the weight of the calcium carbonate master batch is 10 parts, the weight of the silicone master batch is 5 parts, the weight of the compatilizer is 10 parts, the weight of the antioxidant is 2 parts, the weight of the lubricant is 1 part, and the ultraviolet-resistant stabilizer isThe amount is 1 part and the amount of zinc oxide is 1 part.
The adhesive medium layer 3 is a non-woven fabric material with a special structure, the non-woven fabric is composed of one or more than one of polyester fiber, viscose fiber, bamboo fiber and other chemical fiber with the melting point higher than 220 ℃ or regenerated natural fiber with the length of 10-70mm, and the non-woven fabric can be obtained by carding web formation or air-laid web formation, hot rolling or spunlace reinforcement forming, and can be blended with multiple materials and multiple-scale fibers, and has loose surface structure, compact internal structure, short surface fiber and long internal fiber. After the adhesive medium layer 3 and the substrate are subjected to hot-pressing compounding, 30% -70% of the adhesive medium layer is embedded into the matrix resin of the enhancement layer, and the other non-embedded part provides the function of the adhesive medium or the enhancement medium, is not limited by the influence of glue components and an adhesive mechanism, and can realize the adhesion with various materials. The adhesive bonding of physical bonding or chemical reaction is beneficial to rapid permeation, air exhaust, bonding, consolidation and the like of glue, and provides higher stripping force. When the penetration depth of glue and the like is shallow and the gluing amount is small, large-area peeling is not easy to occur, the air exhaust is facilitated, and the problems of bulging and the like are not easy to occur.
The adhesive medium layer 3 is preferably a hot-rolled non-woven fabric or a spunlace non-woven fabric with the surface density of 60 gsm. The shape of the rolling points of the hot-rolled non-woven fabric is diamond, square or oval, the preferred area proportion of the rolling points is 40%, the shortest distance between adjacent rolling points is 3.0mm, and the depth of the rolling points is 0.1 mm. This range can provide a higher peel strength in both directions of the final article. The spunlace non-woven fabric is preferably a two-way cross non-woven fabric, the difference between the radial and latitudinal mechanical strength, the shrinkage rate and the like is small, and the prepared composite material plate is flat and is not easy to warp.
The processing method of the thermoplastic composite material interior trimming panel for the motor home comprises the following steps: the method comprises the following steps:
step one, processing a composite material substrate:
the continuous fiber reinforced thermoplastic composite material prepreg and the lower non-woven fabric layer are subjected to layering, hot pressing, cooling and shaping to prepare a reinforced composite material substrate;
step two, processing the inner decoration layer laminated substrate:
and (3) cooling and shaping the composite material substrate, then rolling, unreeling the inner decoration layer and the composite material substrate together, feeding the inner decoration layer and the composite material substrate into a belt press, and carrying out hot pressing and cold pressing to obtain the inner decoration plate. The temperature of the hot-pressing composite process is 210-230 ℃, the speed is 3-5m/min, and the pressure is 2-3 bar.
The product produced by the embodiment is mildew-proof, wear-resistant, sun-proof and easy to clean, once polluted, the product produced by the embodiment can not be brushed or damaged after being wiped for many times, no trace is left, and the product is environment-friendly, low in odor, low in VOC, light, high in strength and easy to install.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (11)

1. The utility model provides a plaque in thermoplastic composite for car as a house which characterized in that: the jacquard fabric is characterized by consisting of a composite material substrate, and an inner decoration layer and an adhesive medium layer which are positioned on the surfaces of two sides of the composite material substrate, wherein the inner decoration layer comprises an inner decoration surface or consists of an inner decoration surface, a hot melt adhesive net/film and a non-woven fabric layer, and the inner decoration surface is a three-dimensional jacquard fabric; the hot melting net/film is a special adhesive net for non-woven fabric bonding; the non-woven fabric layer is spun-laced PET non-woven fabric or spun-laced non-woven fabric blended by PET and one or more of viscose fibers and bamboo fibers, and the composite material substrate is composed of a plurality of layers of continuous fiber reinforced thermoplastic composite material prepreg sheets.
2. The interior trim panel of thermoplastic composite material for a caravan according to claim 1, wherein: the inner facing is finished cloth for wide decoration, the finished cloth is three-dimensional jacquard fabric, and the fabric material is chemical fiber or natural fiber, including one or more of PET, viscose fiber, cotton, hemp, silk, wool, bamboo fiber and bamboo charcoal fiber.
3. The interior trim panel of thermoplastic composite material for a caravan according to claim 1, wherein: the continuous fiber reinforced thermoplastic composite prepreg sheet is formed by fully impregnating and processing the reinforcing fibers with molten matrix resin.
4. The interior trim panel of thermoplastic composite material for a caravan according to claim 3, wherein: the reinforced fiber is glass fiber, carbon fiber, basalt fiber or aramid fiber, and the matrix resin is composed of main resin and a modification auxiliary agent.
5. The interior trim panel of thermoplastic composite material for a caravan according to claim 4, wherein: the matrix resin is polyolefin resin; the polyolefin resin comprises 70-90% of polyolefin resin, the modifying auxiliary agent comprises one or more of fiber reinforced master batch, calcium carbonate master batch, silicone master batch, compatilizer, antioxidant, lubricant, ultraviolet-resistant stabilizer and zinc oxide, the content of the modifying auxiliary agent is 10-30%, and the fiber reinforced master batch in the modifying auxiliary agent comprises 5-15 parts, 7-10 parts of calcium carbonate master batch, 3-5 parts of silicone master batch, 2-10 parts of compatilizer, 4-6 parts of antioxidant, 1-5 parts of lubricant, 1-3 parts of ultraviolet-resistant stabilizer and 1-3 parts of zinc oxide.
6. The interior trim panel of thermoplastic composite material for a caravan according to claim 1, wherein: the adhesive medium layer is a non-woven fabric which is formed by one or more than one of chemical fibers or regenerated natural fibers with the melting point higher than 220 ℃ such as polyester fibers, viscose fibers, bamboo fibers and the like with the length of 10-70mm through hot rolling or spunlace reinforcement.
7. The interior trim panel of thermoplastic composite material for a caravan according to claim 6, wherein: the adhesive medium layer is a hot-rolled non-woven fabric with the surface density of 60-150gsm, and the rolling point of the hot-rolled non-woven fabric is in a diamond shape, a square shape or an oval shape.
8. The interior trim panel of thermoplastic composite material for a caravan according to claim 6, wherein: the adhesive medium layer is spunlace non-woven fabric with the surface density of 60-150gsm, and the spunlace non-woven fabric is preferably two-way cross non-woven fabric.
9. A method for processing the interior trimming panel made of the thermoplastic composite material for the caravan according to any one of claims 1 to 8, wherein the method comprises the following steps: the method comprises the following steps:
(1) processing the composite material substrate:
the continuous fiber reinforced thermoplastic composite material prepreg and the lower non-woven fabric layer are subjected to layering, hot pressing, cooling and shaping to prepare a reinforced composite material substrate;
(2) processing the inner decoration layer laminated substrate:
when the surface density of the inner decoration layer>200g/m2When the composite material substrate is cooled and shaped, baking the upper surface of the substrate by adopting an infrared heating device until resin on the surface layer of the upper surface of the composite material substrate presents a viscous state, covering an inner decoration layer on the surface, and pressing and attaching the inner decoration layer and the resin through a pair of rollers to prepare an inner decoration plate;
or when the surface density of the inner decoration layer is less than or equal to 200g/m2When in use, the composite material substrate is coiled after being cooled and shaped, the inner decoration layer and the composite material substrate are uncoiled together,and (4) entering a belt press, and performing hot pressing and cold pressing to obtain the interior trim panel.
10. The interior trim panel of thermoplastic composite material for a caravan according to claim 9, wherein: the pressing and attaching process temperature is 230-280 ℃, the speed is 3-5m/min, and the pressure of the compression roller is 2-5 bar.
11. The interior trim panel of thermoplastic composite material for a caravan according to claim 9, wherein: the temperature of the hot-pressing composite process is 210-230 ℃, the speed is 3-5m/min, and the pressure is 2-3 bar.
CN202110096028.XA 2021-01-25 2021-01-25 Thermoplastic composite material interior trimming panel for motor home and processing method thereof Pending CN112757712A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102582140A (en) * 2012-02-15 2012-07-18 福建建州竹业科技开发有限公司 Raw bamboo fiber and polypropylene staple fiber composite molding interior panel and preparation process thereof
CN205553997U (en) * 2016-03-08 2016-09-07 武汉诚盛电子有限公司 Wear resistant automotive interior spare
CN107571577A (en) * 2016-07-04 2018-01-12 广州金发碳纤维新材料发展有限公司 A kind of composite panel and preparation method thereof
CN215882826U (en) * 2021-01-25 2022-02-22 广州金发碳纤维新材料发展有限公司 Thermoplastic composite material interior trimming panel for motor home

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102582140A (en) * 2012-02-15 2012-07-18 福建建州竹业科技开发有限公司 Raw bamboo fiber and polypropylene staple fiber composite molding interior panel and preparation process thereof
CN205553997U (en) * 2016-03-08 2016-09-07 武汉诚盛电子有限公司 Wear resistant automotive interior spare
CN107571577A (en) * 2016-07-04 2018-01-12 广州金发碳纤维新材料发展有限公司 A kind of composite panel and preparation method thereof
CN215882826U (en) * 2021-01-25 2022-02-22 广州金发碳纤维新材料发展有限公司 Thermoplastic composite material interior trimming panel for motor home

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