CN102896822A - High performance lightweight composite sheet material, production method and application - Google Patents
High performance lightweight composite sheet material, production method and application Download PDFInfo
- Publication number
- CN102896822A CN102896822A CN2012102265563A CN201210226556A CN102896822A CN 102896822 A CN102896822 A CN 102896822A CN 2012102265563 A CN2012102265563 A CN 2012102265563A CN 201210226556 A CN201210226556 A CN 201210226556A CN 102896822 A CN102896822 A CN 102896822A
- Authority
- CN
- China
- Prior art keywords
- internal layer
- fibre
- weight portions
- composite board
- layer web
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Laminated Bodies (AREA)
Abstract
The invention belongs to the novel composite material technical field, and relates to a high performance lightweight composite sheet material, a production method and an application. The composite sheet material comprises an external layer and an internal layer, the external layer comprises an upper external layer and a lower external layer, the upper external layer, the internal layer and the lower external layer are superposed in order, and the adjacent layers are connected by hot pressing. Compared with the prior art, the high performance lightweight composite sheet material has the following advantages and beneficial effects that the high performance lightweight composite sheet material has the properties of light weight, durability and circular usage; a device is plasticized and molded through high temperature and hot pressure, and a non woven fabric having a fluffy multilayer structure is prepared to a layer having fine holes. The lightweight composite sheet materials with different water absorption and strength can be manufactured under same weight and thickness. thereby the lightweight composite sheet material can be used for various inner decoration parts for automobile, building and industrial material, the composite sheet material has multilayer composite structure and high porosity amount, so that the composite sheet material has excellent formability, heat insulation performance, sound absorption performance and impact absorbent performance.
Description
Technical field
The invention belongs to the advanced composite material (ACM) technical field, relate to a kind of high-performance light composite board and production method and purposes.
Background technology
Along with the development of auto industry, the auto output steady-state growth of China, the automobile consumption scale is increasingly huge.The development of automobile and relevant industries is day by day obvious on the impact of the aspects such as social energy resource supply, environmental protection, and the pressure of the energy-saving and emission-reduction that therefore will bear also increases increasingly.The automotive light weight technology technology such as use of the lightweight of vehicle structure and lightweight material, can on purpose alleviate the weight of automobile self, can guarantee again security, crash-worthiness, vibration resistance and the comfortableness of running car, satisfy simultaneously the economy requirement of automobile itself.Replace metal with plastics, can not only alleviate car weight, reduce fuel oil consumption and hydrocarbon emission also can improve dynamic property, adapt to adverse circumstances, increase security; And because plastics are recyclable, thereby saved the resource consumption in the manufacture process, finally make automobile aspect safety and cost two, obtain more the breakthrough.Application as the polymer composite of the alternative materials of metal is also developed rapidly.As composite materials for automotive interior parts, the high-fire resistance that the macromolecular materials such as polypropylene or thermoplastic olefin that is strengthened by reinforcing materials such as glass fibre, carbon fibers consists of/high rigid composite material has obtained application because having the performance that is better than metal in various occasions.
Yet, use in the situation of adhesive-bonded fabric in the automotive interior part of producing by heat of mixing Plasitc fibers and fortifying fibre, be difficult to powder such as fortifying fibre or wood powder is evenly dispersed among the thermoplastic polymer resin, so that be difficult to expect the high-quality product of stay in grade.In addition, these fibre reinforced composites are also unsatisfactory aspect impact resistance and fracture toughness, exceeded limited degree of deformation, and simultaneously, organic thermoplastic is received restriction because its heat resistance is low when being applied to automotive interior part.When content of glass fiber was low, product strength did not reach desirable requirement; When content of glass fiber was high, base material and glass fibre were difficult to again mixing and bonding.And do not form the multilayer network structure between the fiber, cause porosity low, the heat insulation sound absorbent effect is limited.Because described adhesive-bonded fabric is with the form production of thermoplastic nonwoven fabric and distribution, thereby next utilizes high temperature hot pressing formed in situ adhesive-bonded fabric can lure that the connection between skin and the internal layer is inhomogeneous into, has limited simultaneously the improvement to intensity.
Summary of the invention
The object of the invention is to provides a kind of composite board and its production and use for the defective that overcomes above-mentioned prior art existence.
For achieving the above object, the technical solution used in the present invention is as follows:
High-performance light composite board with sandwich construction provided by the invention, described composite board have excellent mouldability, thermal insulation, sound absorption and impact absorbency; Has the sandwich construction that designs by thermoplastic fibre and the fortifying fibre that mixes with suitable mixing ratio as substrate fiber; Since in the control heat bonding in the spread heat in plasticizing forming equipment the compression and expansion adhesive-bonded fabric, thereby be lightweight; The fluffy sandwich construction that contains fortifying fibre by use has overcome the restriction of the low heat resistant of thermoplasticity organic fiber when being used for automotive interior part; Have lightweight, durable effect and recirculation property owing to being used in combination thermoplasticity organic fiber and fortifying fibre; Spread heat when having sandwich construction and controlling heat bonding can be made with different water absorption rates and intensity when weight is identical with thickness; By high temperature hot pressing plasticizing forming equipment, can make the high performance light composite board with pore layer by the adhesive-bonded fabric that is designed to have sandwich construction.
A kind of composite board comprises skin and internal layer, and described skin comprises skin and lower skin, and upper skin, internal layer and lower skin superpose successively, and described adjacent each layer connects by hot pressing.
Described light composite board density is 0.45 ~ 0.85g/cm
3
Described upper skin or lower outer field thickness are 0.5 ~ 1mm.
The thickness of described internal layer is 1 ~ 2.2mm.
Described upper skin or lower skin are made by the component that comprises following weight portion:
100 parts of base materials,
15 ~ 50 parts of thermoplastic polyesters.
Described upper skin or lower skin are made by the component that comprises following weight portion:
100 parts of base materials,
20 ~ 40 parts of thermoplastic polyesters,
15 ~ 30 parts of fortifying fibres.
Described internal layer is made by the component that comprises following weight portion:
100 parts of base materials,
100 ~ 180 parts of fortifying fibres.
Described internal layer comprises internal layer, middle internal layer and lower internal layer, and wherein said upper internal layer or lower internal layer are made by the component that comprises following weight portion:
100 parts of base materials,
100 ~ 120 parts of fortifying fibres;
Internal layer is made by the component that comprises following weight portion in the middle of described:
100 parts of base materials,
120 ~ 180 parts of fortifying fibres.
The thickness of described upper internal layer is 0.2 ~ 0.6mm, and middle internal layer thickness is 0.6 ~ 1.0mm, and lower inside layer thickness is 0.2 ~ 0.6mm.
Described fortifying fibre is selected from glass fibre, carbon fiber, aramid fiber.
Described base material is selected from polypropylene or shell/core bicomponent fibre.
Described thermoplastic polyester is poly-to be selected from ethylene glycol terephthalate copolymer or polybutylene terephthalate (PBT) copolymer, and the fusing point of thermoplastic polyester is 180 ~ 220 ℃.
Described base material and thermoplastic polyester are fibrous.
Described shell/core bicomponent fibre is made by the component that comprises following weight portion:
100 parts of thermoplastic polyesters,
50 ~ 80 parts of high density polyethylene (HDPE)s.
The fusing point of described high density polyethylene (HDPE) is 110 ~ 150 ℃.
A kind of preparation method of above-mentioned composite board may further comprise the steps:
(1) the upper and lower outer layer web of preparation and inner layer web:
(1a) open the fine fortifying fibre that also mixes equably 100 weight portion base materials and 100 ~ 180 weight portions to form fibre blend, fibre blend is made inner layer web by carding machine;
(1b) open fibre and mix equably the base material of 100 weight portions and the thermoplastic polyester of 15 ~ 50 weight portions, perhaps the fortifying fibre of the thermoplastic polyester of the base material of 100 weight portions, 20 ~ 40 weight portions and 15 ~ 30 weight portions makes upper and lower outer layer web with fibre blend by carding machine to form fibre blend;
(2) folding
The inner layer web that makes in the step (1) is in the same place according to upper outer layer web, inner layer web, the fibroreticulate sequence stack of lower skin with upper and lower outer layer web, forms the multilayer network structure;
(3) connect
By acupuncture cancellated each layer of described multilayer interconnected, to make adhesive-bonded fabric;
(4) moulding
By the heating plasticizing former, make described adhesive-bonded fabric in described equipment, comprise the continuous processing of preheating, heat bonding, pressurization, cooling, expansion and cutting adhesive-bonded fabric, make thus described high-performance light composite board.
A kind of preparation method of above-mentioned composite board comprises following steps:
(1) preparation inner layer web and upper and lower outer layer web:
(1a) open the fine fortifying fibre that also mixes equably 100 weight portion base materials and 120 ~ 180 weight portions to form fibre blend, internal layer in the middle of fibre blend is made by carding machine;
(1b) open the fine fortifying fibre that also mixes equably 100 weight portion base materials and 100 ~ 120 weight portions to form fibre blend, fibre blend is made upper internal layer or lower internal layer by carding machine;
(1c) open the fine base material of 100 weight portions and the thermoplastic polyester of 15 ~ 50 weight portions of also mixing equably, perhaps evenly mix the fortifying fibre of the thermoplastic polyester of base material, 20 ~ 40 weight portions of 100 weight portions and 15 ~ 30 weight portions to form fibre blend, fibre blend is made upper and lower outer layer web by the carding machine combing;
(2) folding
The upper inner layer web that makes in the step (1), middle inner layer web, lower inner layer web and upper and lower outer layer web are in the same place according to upper outer layer web, upper inner layer web, middle inner layer web, lower inner layer web and the fibroreticulate sequence stack of lower skin, form the multilayer network structure;
(3) connect
By acupuncture cancellated each layer of described multilayer interconnected, to make adhesive-bonded fabric;
(4) moulding
Adhesive-bonded fabric by the heating plasticizing former, is comprised the continuous processing of preheating, heat bonding, pressurization, cooling, expansion and cutting, obtain composite board.
By upper needing machine and lower needing machine the multi-layer thin fleece is tangled mutually in the described step (3) and connect together;
The surface density of the bonded fabric of described step (3) is 1600g/m
2-3000g/m
2
Moulding process is in the described step (4): adhesive-bonded fabric is passed through high temperature hot pressing plasticizing forming equipment with the speed of 8 ~ 10m/min.The internal structure of high temperature hot pressing plasticizing forming equipment comprises preheating unit, melting pressurization/expansion cell, cooling unit and cutter unit, wherein the temperature of preheating unit is 190 ~ 210 ℃, the temperature of melting pressurization/expansion cell is 220 ~ 240 ℃, and two districts that cooling unit comprises remain respectively the temperature of 55 ~ 65 ℃ and 25 ~ 35 ℃.
A kind of above-mentioned composite board is as the purposes of automotive interior material.
The present invention compares with prior art, has following advantage and beneficial effect:
1. the design of the fluffy sandwich construction of high-performance light composite board provided by the invention by containing fortifying fibre has overcome the restriction that the thermoplasticity organic fiber brings because of its low heat resistant when being used for automotive interior part; By being used in combination thermoplasticity organic fiber and fortifying fibre, has lightweight, durable and can recycle the character of use; By high temperature hot pressing plasticizing forming equipment, can be made by the adhesive-bonded fabric that is designed to have fluffy sandwich construction and have the pore layer.
The present invention by sandwich construction and control the spread heat during heat bonding, under identical weight and thickness, can make the light composite board with different water absorption rates and intensity.Therefore, these light composite boards can be used for various automotive interior part, and building and industrial materials, for example dividing plate, furniture and glued board, these composite boards are owing to have multi-layer compound structure and high porosity, thereby have excellent mouldability, thermal insulation, sound absorption and impact absorbency.
Description of drawings
Fig. 1 is the structural representation of high-performance light composite board in the embodiment of the invention 1.
Fig. 2 is the structural representation of high-performance light composite board in the embodiment of the invention 4.
Wherein 1 is that upper skin, 2 is that internal layer, 21 is that upper internal layer, 22 is that middle internal layer, 23 is lower internal layer, 3 times skins.
The specific embodiment
The present invention is further illustrated below in conjunction with embodiment.
Employing GB(GB among the embodiment) properties of mensuration material, if no special instructions, the umber of component is parts by weight.
A kind of high-performance light composite board as shown in Figure 1 comprises internal layer 2 and upper and lower outer 1,3, is bonded together according to upper outer 1, internal layer 2, lower outer 3 order.
(1) preparation inner layer web and upper and lower outer layer web:
(1a) to the glass fibre (Y-1) of the polypropylene of 100 weight portions and 100 weight portions,
Or the glass fibre (Y-2) of the polypropylene of 100 weight portions and 120 weight portions,
Or the glass fibre (Y-3) of the polypropylene of 100 weight portions and 140 weight portions,
Or the glass fibre (Y-4) of the polypropylene of 100 weight portions and 160 weight portions,
Perhaps the glass fibre (Y-5) of the polypropylene of 100 weight portions and 180 weight portions is opened fibre, and it is mixed respectively, makes every kind of fibre blend by carding machine, will be as the thin fibrous web of internal layer 2 to form;
(1b) polypropylene of 100 weight portions, the PETG (PET) of 28 weight portions and the glass fibre of 20 weight portions are opened fibre, and it is mixed mutually, make mixture pass through carding machine, will be used as upper and lower outer 1,3 thin fibrous web to form.
(2) folding
Carry out folding step, thereby with upper and lower outer 1,3 two upper and lower surfaces that place internal layer 2;
(3) connect
By acupuncture cancellated each layer of multilayer interconnected, to make adhesive-bonded fabric, its area weight is 1800g/m
2
(4) moulding
With adhesive-bonded fabric with the speed of 8 ~ 10m/min by high temperature hot pressing plasticizing forming equipment, to make thickness as 2.5mm(internal layer thickness 1.5mm and upper and lower outer layer thickness 0.5mm) light composite board.The internal structure of high temperature hot pressing plasticizing forming equipment comprises preheating unit, melting pressurization/expansion cell, cooling unit and cutter unit.Preheating unit is remained 200 ℃ temperature, and the temperature of melting pressurization/expansion cell remains on 220 ~ 240 ℃, and two districts that cooling unit comprises remain respectively the temperature of 60 ℃ and 30 ℃.
Shown the variation of physical property with fortifying fibre (glass fibre) content in the light composite board internal layer 2 in the following table 1.
In table 1, the MD representative is sampled as vertically, and the AMD representative is sampled as laterally.
Table 1
Can be found out that by data in the table 1 along with the variation of content of glass fiber in the internal layer 2, the physical property of sample is also along with variation.
When content of glass fiber during at 140 parts, the combination property of sample is best, too high levels or cross low performance and all can reduce.
(1) preparation inner layer web and upper and lower outer layer web:
(1a) polypropylene of 100 weight portions and the glass fibre of 140 weight portions are opened fibre and mixing, and make this fibre blend by carding machine, will be as the thin fibrous web of internal layer 2 to form.
(1b) polypropylene of 100 weight portions, the PETG (PET) of 28 weight portions and the glass fibre of 20 weight portions are opened fibre, and it is mixed mutually, make mixture pass through carding machine, will be used as upper and lower outer 1,3 thin fibrous web to form.
(2) folding
Carry out folding step, thereby place on two surfaces of internal layer 2 upper and lower outer 1,3;
(3) connect
By acupuncture cancellated each layer of multilayer interconnected, to make adhesive-bonded fabric, the area weight of adhesive-bonded fabric is respectively 1600g/m
2, 1800g/m
2, 2100g/m
2, 2500g/m
2, 3000g/m
2(corresponding product numbering is respectively Y6 ~ Y-10);
(4) moulding
With above-mentioned adhesive-bonded fabric with the speed of 8 ~ 10m/min by high temperature hot pressing plasticizing forming equipment, to make thickness as 3.0mm(internal layer thickness 1.8mm and upper and lower outer layer thickness 0.6mm) light composite board.The internal structure of high temperature hot pressing plasticizing forming equipment comprises preheating unit, melting pressurization/expansion cell, cooling unit and cutter unit.Preheating unit is remained 200 ℃ temperature, and the temperature of melting pressurization/expansion cell remains on 220 ~ 240 ℃, and two districts that cooling unit comprises remain respectively the temperature of 60 ℃ and 30 ℃.
Shown the variation of physical property with the light composite board area weight in the following table 2.
In table 2, the MD representative is sampled as vertically, and the AMD representative is sampled as laterally.
Table 2
Can be found out that by data in the table 2 along with the area weight of sample increases, proportion also can become and is unfavorable for greatly alleviating, but the mechanical property of sample can be better.
(1) preparation inner layer web and upper and lower outer layer web:
(1a) polypropylene of 100 weight portions and the glass fibre of 140 weight portions are opened fibre and mixing, and make this fibre blend by carding machine, will be as the thin fibrous web of internal layer 2 to form.
(1b) polypropylene of 100 weight portions, the PETG (PET) of 28 weight portions and the glass fibre of 20 weight portions are opened fibre, and it is mixed mutually, make mixture pass through carding machine, will be used as upper and lower outer 1,3 thin fibrous web to form.
(2) folding
Carry out folding step, thereby place on two surfaces of internal layer 2 upper and lower outer 1,3;
(3) connect
By acupuncture cancellated each layer of multilayer interconnected, to make adhesive-bonded fabric, its area weight is 1800g/m
2
(4) moulding
Adhesive-bonded fabric is passed through high temperature hot pressing plasticizing forming equipment with the speed of 8 ~ 10m/min, to make light composite board.The internal structure of high temperature hot pressing plasticizing forming equipment comprises preheating unit, melting pressurization/expansion cell, cooling unit and cutter unit.Preheating unit is remained 200 ℃ temperature, and the temperature of melting pressurization/expansion cell remains on 220 ~ 240 ℃, and two districts that cooling unit comprises remain respectively the temperature of 60 ℃ and 30 ℃.In addition, by the upper and lower roll of control in melting pressurization/expansion cell and cooling unit and the gap between the conveyer belt, control thickness and the density of light composite board.
Shown in the following table 3 that physical property is with light composite board thickness (sample Y-11 internal layer thickness 1.0mm and upper and lower outer layer thickness 0.5mm; Sample Y-12 internal layer thickness 1.5mm and upper and lower outer layer thickness 0.5mm; Sample Y-13 internal layer thickness 1.8mm and upper and lower outer layer thickness 0.6mm; Sample Y-14 internal layer thickness 1.9mm and upper and lower outer layer thickness 0.8mm; Sample Y-15 internal layer thickness 2.0mm and upper and lower outer layer thickness 1.0mm; ), the variation of density, (corresponding product is numbered Y-11 ~ Y-15).
In table 3, the MD representative is sampled as vertically, and the AMD representative is sampled as laterally.
Table 3
Can be found out that by data in the table 3 when area weight one timing of sample, along with thickness increases, proportion (density) can corresponding reducing.Sample area weight is 1800g/m in this test
2, when one-tenth-value thickness 1/10 was 2.5mm, every mechanical property was best.
Embodiment 4
A kind of high-performance light composite board as shown in Figure 2 comprises internal layer 21, middle internal layer 22, lower internal layer 23 and upper outer 1, lower outer 3, and is bonded together according to upper outer 1, upper internal layer 21, middle internal layer 22, lower internal layer 23 and lower outer 3 order.
Selecting base material is that 100 weight portion fusing points are that 180 ℃ polypropylene is that 110 ℃ high density polyethylene (HDPE) is as the mixture of shell component as core component and 50 weight portion fusing points.
(1) preparation inner layer web and upper and lower outer layer web
(1a) fortifying fibre of the shell of 100 weight portions/core bicomponent fibre and 180 weight portions is opened fibre and mixing, and make this fibre blend by carding machine, will be as the thin fibrous web of middle internal layer 22 to form.
(1b) fortifying fibre of the shell of 100 weight portions/core bicomponent fibre and 100 weight portions is opened fibre and mixing, and make this fibre blend by carding machine, will be as the thin fibrous web of upper internal layer 21 and lower internal layer 23 to form.
(1c) shell of 100 weight portions/core bicomponent fibre, the PETG (PET) of 25 weight portions and the fortifying fibre of 15 weight portions are opened fibre, and it is mixed mutually, make mixture pass through carding machine, will be used as upper and lower outer 1,3 thin fibrous web to form.
(2) folding
Carry out folding step, thereby place on two surfaces of the internal layer that contains upper internal layer 21, middle internal layer 22 and outer internal layer 23 upper and lower outer 1,3, form thus five-layer structure 1.
(3) connect
By acupuncture cancellated each layer of multilayer interconnected, to make adhesive-bonded fabric, its area weight is 2100g/m
2
(4) moulding
With adhesive-bonded fabric with the speed of 8 ~ 10m/min by high temperature hot pressing plasticizing forming equipment, to make thickness internal layer thickness 0.5mm, middle internal layer thickness 0.8mm, lower inside layer thickness 0.5mm and upper and lower outer layer thickness 0.6mm on 3.0mm() light composite board.The internal structure of high temperature hot pressing plasticizing forming equipment comprises preheating unit, melting pressurization/expansion cell, cooling unit and cutter unit.Preheating unit is remained 200 ℃ temperature, and the temperature of melting pressurization/expansion cell remains on 220 ~ 240 ℃, and two districts that cooling unit comprises remain respectively the temperature of 60 ℃ and 30 ℃.
Shown the kind of physical property with fortifying fibre in the following table 4, be that (its corresponding product is respectively Y-16 for glass fibre, aramid fiber and carbon fiber, Y-17, Y-18) the variation of use, and in the different ectonexine material of same product, use the same fortifying fibre.
In table 4, the MD representative is sampled as vertically, and the AMD representative is sampled as laterally.
Table 4
Can be found out that by data in the table 4 fortifying fibre is different, the sample test performance also can change.The enhancing effect of carbon fiber and aramid fiber is better than glass fibre, but will be according to the actual conditions needs in the actual production, and the price of glass fibre is the most cheap, the high point of cost performance.
Embodiment 5
A kind of high-performance light composite board comprises internal layer 21, middle internal layer 22, lower internal layer 23 and upper and lower outer 1,3, and is bonded together according to upper outer 1, upper internal layer 21, middle internal layer 22, lower internal layer 23 and lower outer 3 order.
Selecting base material is that 100 weight portion fusing points are that 210 ℃ pet copolymer is that 140 ℃ high density polyethylene (HDPE) is as the mixture of shell component as core component and 80 weight portion fusing points, the selective enhancement fiber is glass fibre, in accordance with the following methods preparation
(1) the upper and lower outer layer web of preparation and inner layer web:
(1a) open the fine fortifying fibre that also mixes equably 100 weight portion base materials and 120 weight portions to form fibre blend, fibre blend is made upper internal layer 21 and lower internal layer 23 by carding machine;
(1b) open the fine fortifying fibre that also mixes equably 100 weight portion base materials and 160 weight portions to form fibre blend, internal layer 22 in the middle of fibre blend is made by carding machine;
(1c) open fine and mix equably the fibrous mixture of the thermoplastic polyester of the base material of 100 weight portions and 50 weight portions, fibre blend is made upper and lower outer 1,3 by carding machine;
(2) folding
According to the sequence stack of upper internal layer 21, middle internal layer 22, lower internal layer 23 together, make internal layer 2.
(3) connect
By needing machine acupuncture cancellated each layer of multilayer interconnected in above-mentioned steps, to make adhesive-bonded fabric, its area weight is 1600g/m
2
(4) moulding
With adhesive-bonded fabric with the speed of 10m/min by high temperature hot pressing plasticizing forming equipment, to make thickness as the upper internal layer thickness 0.2mm of 2mm(, middle internal layer thickness 0.6mm, lower inside layer thickness 0.2mm and upper and lower outer layer thickness 0.5mm) light composite board.The internal structure of high temperature hot pressing plasticizing forming equipment comprises preheating unit, melting pressurization/expansion cell, cooling unit and cutter unit.Preheating unit is remained 190 ℃ temperature, and the temperature of melting pressurization/expansion cell remains on 220 ℃, and two districts that cooling unit comprises remain respectively the temperature of 55 ℃ and 25 ℃.
Embodiment 6
A kind of high-performance light composite board comprises internal layer 21, middle internal layer 22, lower internal layer 23 and upper outer 1, lower outer 3, and is bonded together according to upper outer 1, upper internal layer 21, middle internal layer 22, lower internal layer 23 and lower outer 3 order.
Selecting base material is that 100 weight portion fusing points are that 220 ℃ polybutylene terephthalate (PBT) copolymer is that 140 ℃ high density polyethylene (HDPE) is as the mixture of shell component as core component and 60 weight portion fusing points, the selective enhancement fiber is glass fibre, in accordance with the following methods preparation
(1) the upper and lower outer layer web of preparation and inner layer web:
Open the fine fortifying fibre that also mixes equably 100 weight portion base materials and 120 weight portions to form fibre blend, fibre blend is made upper internal layer 21 and lower internal layer 23 by carding machine;
Open the fine fortifying fibre that also mixes equably 100 weight portion base materials and 160 weight portions to form fibre blend, internal layer 22 in the middle of fibre blend is made by carding machine;
Open fine base material and the thermoplastic polyester of 20 weight portions and the fibrous mixture of fortifying fibre of 30 weight portions that also mixes equably 100 weight portions, fibre blend is made upper and lower outer layer web 1 and 3 by carding machine;
(2) folding
According to the sequence stack of upper internal layer 21, middle internal layer 22, lower internal layer 23 together, make internal layer 2;
(3) connect
By needing machine acupuncture cancellated each layer of described multilayer interconnected in above-mentioned steps, to make adhesive-bonded fabric, area weight is 2400g/m
2
(4) moulding
With adhesive-bonded fabric with the speed of 9m/min by high temperature hot pressing plasticizing forming equipment, to make thickness as the upper internal layer thickness 0.6mm of 3mm(, middle internal layer thickness 0.6mm, lower inside layer thickness 0.6mm and upper and lower outer layer thickness 0.6mm) light composite board.The internal structure of high temperature hot pressing plasticizing forming equipment comprises preheating unit, melting pressurization/expansion cell, cooling unit and cutter unit.Preheating unit is remained 200 ℃ temperature, and the temperature of melting pressurization/expansion cell remains on 230 ℃, and two districts that cooling unit comprises remain respectively the temperature of 60 ℃ and 30 ℃.
Embodiment 7
A kind of high-performance light composite board comprises internal layer 21, middle internal layer 22, lower internal layer 23 and upper outer 1, lower outer 3, and is bonded together according to upper outer 1, upper internal layer 21, middle internal layer 22, lower internal layer 23 and lower outer 3 order.
Selecting base material is that 100 weight portion fusing points are that 220 ℃ polybutylene terephthalate (PBT) copolymer is that 140 ℃ high density polyethylene (HDPE) is as the mixture of shell component as core component and 80 weight portion fusing points, the selective enhancement fiber is glass fibre, in accordance with the following methods preparation:
(1) the upper and lower outer layer web of preparation and inner layer web:
Open the fine fortifying fibre that also mixes equably 100 weight portion base materials and 120 weight portions to form fibre blend, fibre blend is made upper internal layer 21 and lower internal layer 23 by carding machine;
Open the fine fortifying fibre that also mixes equably 100 weight portion base materials and 160 weight portions to form fibre blend, internal layer 22 in the middle of fibre blend is made by carding machine;
Open fine base material and the thermoplastic polyester of 40 weight portions and the fibrous mixture of fortifying fibre of 15 weight portions that also mixes equably 100 weight portions, fibre blend is made upper and lower outer layer web 1 and 3 by carding machine;
(2) folding
According to the sequence stack of upper internal layer 21, middle internal layer 22, lower internal layer 23 together, make internal layer 2;
(3) connect
By needing machine acupuncture cancellated each layer of multilayer interconnected in above-mentioned steps, to make adhesive-bonded fabric, its area weight is 3000g/m
2
(4) moulding
With adhesive-bonded fabric with the speed of 8m/min by high temperature hot pressing plasticizing forming equipment, to make thickness as the upper internal layer thickness 0.5mm of 4mm(, middle internal layer thickness 1.0mm, lower inside layer thickness 0.5mm and upper and lower outer layer thickness 1.0mm) light composite board.The internal structure of high temperature hot pressing plasticizing forming equipment comprises preheating unit, melting pressurization/expansion cell, cooling unit and cutter unit.Preheating unit is remained 210 ℃ temperature, and the temperature of melting pressurization/expansion cell remains on 240 ℃, and two districts that cooling unit comprises remain respectively the temperature of 65 ℃ and 35 ℃.
Table 5
Can be found out that by data in the table 5 along with the variation of thickness and area weight, the mechanical property of sample also changes, when thickness reached certain value, mechanical strength can not continue to rise.
The composite board that provides in the various embodiments described above is as the purposes of automotive interior material.From top these embodiment, can obviously find out, can be as required by the device fabrication of high-temperature pressurizing plasticizing forming under equal area weight and the light composite board with various thickness values and physical property (such as low-intensity, middle intensity and high strength etc.).For the inside roof lining in the automotive interior part, can use the low-intensity light composite board with excellent impact absorbency; For glove compartment, intensity light composite board in can using; Because door lining, backrest etc. need high strength properties, thereby the high-strength light composite board can be used for these parts.Specifically, will need to consider to have high strength properties with the automobile skins such as bumper and dashboard that the alternative materials of iron is made.
By the produced high-performance light composite board of technical scheme of the present invention, can use automotive interior part to be made into product with forming machine, product can be used as automotive interior part such as glove compartment, door lining, inside roof lining, backrest, and building and industrial materials such as dividing plate, furniture and glued board.Can purposes as required use according to high-performance light composite board of the present invention, because the spread heat when composite board being designed to have sandwich construction and control heat bonding, can under equal area weight, composite board be made the light composite board of varying strength.
The present invention is not limited only to above-described embodiment.For example, even the shell that the polypropylene that is used as base material in physical property and above-described embodiment is similar-core bicomponent fibre also can obtain identical effect as base material.In addition, the carbon fiber that physical property is similar to glass fibre, aramid fiber, nylon fiber also can obtain identical effect during as the organic reinforced fiber in above-described embodiment.
The above-mentioned description to embodiment is can understand and apply the invention for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiment, and needn't pass through performing creative labour being applied in the General Principle of this explanation among other embodiment.Therefore, the invention is not restricted to the embodiment here, those skilled in the art are according to announcement of the present invention, and not breaking away from the improvement that category of the present invention makes and revise all should be within protection scope of the present invention.
Claims (10)
1. composite board, it is characterized in that: comprise skin and internal layer, described skin is divided into skin and lower skin, and upper skin, internal layer and lower skin superpose successively.
2. composite board according to claim 1 is characterized in that:
Described upper skin or lower skin are made by the component that comprises following weight portion:
100 parts of base materials,
15 ~ 50 parts of thermoplastic polyesters;
Or described upper skin or lower outer made by the component that comprises following weight portion:
100 parts of base materials,
20 ~ 40 parts of thermoplastic polyesters,
15 ~ 30 parts of fortifying fibres;
Or described upper skin or lower outer field thickness are 0.5 ~ 1mm.
3. composite board according to claim 1 is characterized in that:
Described internal layer is made by the component that comprises following weight portion:
100 parts of base materials,
100 ~ 180 parts of fortifying fibres;
Or described internal layer comprises internal layer, middle internal layer and lower internal layer, and wherein said upper internal layer or lower internal layer are made by the component that comprises following weight portion:
100 parts of base materials,
100 ~ 120 parts of fortifying fibres;
Internal layer is made by the component that comprises following weight portion in the middle of described:
100 parts of base materials,
120 ~ 180 parts of fortifying fibres;
Or the thickness of described internal layer is 1 ~ 2.2mm;
Or described composite board density is 0.45 ~ 0.85g/cm
3
4. arbitrary described composite board according to claim 2 or in 3, it is characterized in that: described fortifying fibre is selected from glass fibre, carbon fiber, aramid fiber;
Or described base material is selected from polypropylene or shell/core bicomponent fibre;
Or described thermoplastic polyester is poly-is selected from ethylene glycol terephthalate copolymer or polybutylene terephthalate (PBT) copolymer, and the fusing point of thermoplastic polyester is 180 ~ 220 ℃;
Or described base material and thermoplastic polyester are fibrous.
5. composite board according to claim 4, it is characterized in that: described shell/core bicomponent fibre is made by the component that comprises following weight portion:
100 parts of thermoplastic polyesters,
50 ~ 80 parts of high density polyethylene (HDPE)s;
The preferred fusing point of described high density polyethylene (HDPE) is 110 ~ 150 ℃.
6. the preparation method of arbitrary described composite board among the claims 1-5 is characterized in that: may further comprise the steps:
(1) the upper and lower outer layer web of preparation and inner layer web:
(1a) open the fine fortifying fibre that also mixes equably 100 weight portion base materials and 100 ~ 180 weight portions to form fibre blend, fibre blend is made inner layer web by carding machine;
(1b) open fibre and mix equably the base material of 100 weight portions and the thermoplastic polyester of 15 ~ 50 weight portions, perhaps the fortifying fibre of the thermoplastic polyester of the base material of 100 weight portions, 20 ~ 40 weight portions and 15 ~ 30 weight portions makes upper and lower outer layer web with fibre blend by carding machine to form fibre blend;
(2) folding
The inner layer web that makes in the step (1) is in the same place according to upper outer layer web, inner layer web, the fibroreticulate sequence stack of lower skin with outer layer web, forms the multilayer network structure;
(3) connect
By acupuncture cancellated each layer of described multilayer interconnected, to make adhesive-bonded fabric;
(4) moulding
By the heating plasticizing former, make described adhesive-bonded fabric in described equipment, comprise the continuous processing of preheating, heat bonding, pressurization, cooling, expansion and cutting adhesive-bonded fabric, make thus described high-performance light composite board.
7. the preparation method of arbitrary described composite board among the claims 1-5 is characterized in that: comprise following steps:
(1) preparation inner layer web and upper and lower outer layer web:
(1a) open the fine fortifying fibre that also mixes equably 100 weight portion base materials and 120 ~ 180 weight portions to form fibre blend, internal layer in the middle of fibre blend is made by carding machine;
(1b) open the fine fortifying fibre that also mixes equably 100 weight portion base materials and 100 ~ 120 weight portions to form fibre blend, fibre blend is made upper internal layer or lower internal layer by carding machine;
(1c) open the fine base material of 100 weight portions and the thermoplastic polyester of 15 ~ 50 weight portions of also mixing equably, perhaps evenly mix the fortifying fibre of the thermoplastic polyester of base material, 20 ~ 40 weight portions of 100 weight portions and 15 ~ 30 weight portions to form fibre blend, fibre blend is made upper and lower outer layer web by the carding machine combing;
(2) folding
The upper inner layer web that makes in the step (1), middle inner layer web, lower inner layer web and outer layer web are in the same place according to upper outer layer web, upper inner layer web, middle inner layer web, lower inner layer web and the fibroreticulate sequence stack of lower skin, form the multilayer network structure;
(3) connect
By acupuncture cancellated each layer of described multilayer interconnected, to make adhesive-bonded fabric;
(4) moulding
Adhesive-bonded fabric by the heating plasticizing former, is comprised the continuous processing of preheating, heat bonding, pressurization, cooling, expansion and cutting, obtain composite board.
8. it is characterized in that according to claim 6 or 7 described preparation methods: by upper needing machine and lower needing machine the multi-layer thin fleece being tangled mutually in the described step (3) connects together;
Or the surface density of the bonded fabric of described step (3) is 1600g/m
2-3000g/m
2
9. it is characterized in that according to claim 6 or 7 described preparation methods: moulding process is in the described step (4): with adhesive-bonded fabric with the speed of 8 ~ 10m/min by high temperature hot pressing plasticizing forming equipment.The internal structure of high temperature hot pressing plasticizing forming equipment comprises preheating unit, melting pressurization/expansion cell, cooling unit and cutter unit, wherein the temperature of preheating unit is 190 ~ 210 ℃, the temperature of melting pressurization/expansion cell is 220 ~ 240 ℃, and two districts that cooling unit comprises remain respectively the temperature of 55 ~ 65 ℃ and 25 ~ 35 ℃.
Among the claims 1-5 arbitrary described composite board as the purposes of automotive interior material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210226556.3A CN102896822B (en) | 2012-07-03 | 2012-07-03 | High performance lightweight composite sheet material, production method and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210226556.3A CN102896822B (en) | 2012-07-03 | 2012-07-03 | High performance lightweight composite sheet material, production method and application |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102896822A true CN102896822A (en) | 2013-01-30 |
| CN102896822B CN102896822B (en) | 2015-06-17 |
Family
ID=47569452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210226556.3A Active CN102896822B (en) | 2012-07-03 | 2012-07-03 | High performance lightweight composite sheet material, production method and application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102896822B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103101260A (en) * | 2013-02-05 | 2013-05-15 | 江苏旷达汽车织物集团股份有限公司 | Anti-cutting interior composite fabric for vehicle |
| CN103303214A (en) * | 2013-07-02 | 2013-09-18 | 无锡吉兴汽车部件有限公司 | Automobile sound-insulating pad and manufacturing technique thereof |
| CN105690893A (en) * | 2014-12-12 | 2016-06-22 | 佛吉亚汽车工业公司 | Fabrication method for making an equipment device for an automotive vehicle and associated equipment device for an automotive vehicle comprising a composite body |
| CN106393916A (en) * | 2015-07-28 | 2017-02-15 | 佛吉亚汽车工业公司 | Thread, and associated equipment piece of a vehicle, formation process to make a thread and fabrication method for making a piece of automotive vehicle |
| CN107284309A (en) * | 2016-03-31 | 2017-10-24 | 三芳化学工业股份有限公司 | Laminated composite material and method for producing same |
| CN108237747A (en) * | 2016-12-26 | 2018-07-03 | 上海杰事杰新材料(集团)股份有限公司 | A kind of hard stab-resistant material and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1269287A (en) * | 1999-04-01 | 2000-10-11 | 四川大学 | Preparation of thermoplastic non-metal antibouncing composite material with high-strength polyvinyl alcohol fiber |
| GB2418643A (en) * | 2003-10-22 | 2006-04-05 | Auto Insulations Ltd | Composite sheet insulation |
| CN101132953A (en) * | 2005-02-23 | 2008-02-27 | 开若姆科技株式会社 | The member for headliner on motor vehicles of multilayer structure |
| CN101130290A (en) * | 2006-04-05 | 2008-02-27 | 阿兹代尔公司 | Lightweight thermoplastic sheets including reinforcing skins |
| CN101132952A (en) * | 2005-02-21 | 2008-02-27 | 开若姆科技株式会社 | The member for interior products of motor vehicles with multilayer structure |
| CN101978124A (en) * | 2008-03-28 | 2011-02-16 | 乐金华奥斯有限公司 | Natural-stone composite panel and method of making the same |
| CN102423891A (en) * | 2011-09-01 | 2012-04-25 | 中国林业科学研究院木材工业研究所 | Non-formaldehyde solid wood composite floor using low-density cottonwood veneers as base materials and manufacturing method thereof |
-
2012
- 2012-07-03 CN CN201210226556.3A patent/CN102896822B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1269287A (en) * | 1999-04-01 | 2000-10-11 | 四川大学 | Preparation of thermoplastic non-metal antibouncing composite material with high-strength polyvinyl alcohol fiber |
| GB2418643A (en) * | 2003-10-22 | 2006-04-05 | Auto Insulations Ltd | Composite sheet insulation |
| CN101132952A (en) * | 2005-02-21 | 2008-02-27 | 开若姆科技株式会社 | The member for interior products of motor vehicles with multilayer structure |
| CN101132953A (en) * | 2005-02-23 | 2008-02-27 | 开若姆科技株式会社 | The member for headliner on motor vehicles of multilayer structure |
| CN101130290A (en) * | 2006-04-05 | 2008-02-27 | 阿兹代尔公司 | Lightweight thermoplastic sheets including reinforcing skins |
| CN101978124A (en) * | 2008-03-28 | 2011-02-16 | 乐金华奥斯有限公司 | Natural-stone composite panel and method of making the same |
| CN102423891A (en) * | 2011-09-01 | 2012-04-25 | 中国林业科学研究院木材工业研究所 | Non-formaldehyde solid wood composite floor using low-density cottonwood veneers as base materials and manufacturing method thereof |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103101260A (en) * | 2013-02-05 | 2013-05-15 | 江苏旷达汽车织物集团股份有限公司 | Anti-cutting interior composite fabric for vehicle |
| CN103303214A (en) * | 2013-07-02 | 2013-09-18 | 无锡吉兴汽车部件有限公司 | Automobile sound-insulating pad and manufacturing technique thereof |
| CN103303214B (en) * | 2013-07-02 | 2015-04-08 | 无锡吉兴汽车部件有限公司 | Automobile sound-insulating pad and manufacturing technique thereof |
| CN105690893A (en) * | 2014-12-12 | 2016-06-22 | 佛吉亚汽车工业公司 | Fabrication method for making an equipment device for an automotive vehicle and associated equipment device for an automotive vehicle comprising a composite body |
| US9950679B2 (en) | 2014-12-12 | 2018-04-24 | Faurecia Automotive Industrie | Fabrication method for making an equipment device for an automotive vehicle and associated equipment device for an automotive vehicle comprising a composite body |
| CN105690893B (en) * | 2014-12-12 | 2018-08-21 | 佛吉亚汽车工业公司 | A kind of manufacturing method for manufacturing machine motor car equipment component and the relevant motor vehicle apparatus assembly including composite layer |
| CN106393916A (en) * | 2015-07-28 | 2017-02-15 | 佛吉亚汽车工业公司 | Thread, and associated equipment piece of a vehicle, formation process to make a thread and fabrication method for making a piece of automotive vehicle |
| CN107284309A (en) * | 2016-03-31 | 2017-10-24 | 三芳化学工业股份有限公司 | Laminated composite material and method for producing same |
| CN107284309B (en) * | 2016-03-31 | 2020-07-07 | 三芳化学工业股份有限公司 | Laminated composite material and method for producing same |
| CN108237747A (en) * | 2016-12-26 | 2018-07-03 | 上海杰事杰新材料(集团)股份有限公司 | A kind of hard stab-resistant material and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102896822B (en) | 2015-06-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100591549C (en) | Member for interior products of motor vehicles with multilayer structure | |
| CN102896822B (en) | High performance lightweight composite sheet material, production method and application | |
| KR102195500B1 (en) | Articles including high melt flow index resins | |
| CN101096134A (en) | Sandwich structural fiber board | |
| KR101279522B1 (en) | Natural fiber reinforced composite board for vehicle headliner of multi-layers structure using thermoplastic matrix fibers of high crystalline and bonding to improve heat resistance and strength, and method for preparing the board | |
| CN105313430B (en) | Method for manufacturing baffle component and the baffle component being produced from it | |
| EP2931517B1 (en) | Articles including untwisted fibers and methods of using them | |
| CN103317801B (en) | A kind of Blend fiber plate and preparation method thereof | |
| KR102018641B1 (en) | Dash insulator for vehicle having expandable foaming agent and method for manufacturing the same | |
| KR20020042081A (en) | The felt of thermo plasticity for an automobile's interior decoration machine parts | |
| CN103088551A (en) | Light bastose and flame-retardant polypropylene fiber composite board and method for manufacturing same | |
| KR101251291B1 (en) | Felt material with recycled fiber for the vehicle interiors and method of the same | |
| CN108909126A (en) | A kind of rail traffic vehicles composite floor board | |
| KR101601861B1 (en) | Layered felt for car interior substrate and method of producing the same | |
| CA2903245C (en) | Thermal and acoustical insulation | |
| KR100824695B1 (en) | Multi-layer sheet and manufacturing method thereof | |
| CN207224737U (en) | The flaxen fiber braiding enhanced foaming sandwich structure composite material of suture connection | |
| KR20240061214A (en) | nonwoven fabric using slag fiber and the manufacturing method for the same | |
| CN208714592U (en) | A kind of fire-retardant rail traffic vehicles interior trim floor | |
| CN115847934A (en) | Automobile interior panel and preparation method and application thereof | |
| KR20190027522A (en) | Manufacturing method for sound absorbing and insulating material | |
| Reis et al. | Evolution of Fiber Felt Technologies and Composites Enhancing Vehicle Acoustics | |
| CN103395397A (en) | Fiber felt composite plate and manufacturing method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: High performance lightweight composite sheet material, production method and application Effective date of registration: 20191223 Granted publication date: 20150617 Pledgee: Chuzhou economic and Technological Development Corporation Pledgor: Chuzhou Gemeite Technology Co.,Ltd. Registration number: Y2019980001225 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |