CN106397741A - DCPD (dicyclopentadiene) composite material for cover plates of air conditioners for vehicles - Google Patents

DCPD (dicyclopentadiene) composite material for cover plates of air conditioners for vehicles Download PDF

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Publication number
CN106397741A
CN106397741A CN201610785783.8A CN201610785783A CN106397741A CN 106397741 A CN106397741 A CN 106397741A CN 201610785783 A CN201610785783 A CN 201610785783A CN 106397741 A CN106397741 A CN 106397741A
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dcpd
cover plate
parts
car air
conditioner cover
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罗岳华
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Hunan Vaqoung Electric Co Ltd
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Hunan Vaqoung Electric Co Ltd
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Priority to CN201610785783.8A priority Critical patent/CN106397741A/en
Publication of CN106397741A publication Critical patent/CN106397741A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00507—Details, e.g. mounting arrangements, desaeration devices
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G61/02—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes
    • C08G61/04—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes only aliphatic carbon atoms
    • C08G61/06—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes only aliphatic carbon atoms prepared by ring-opening of carbocyclic compounds
    • C08G61/08—Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes only aliphatic carbon atoms prepared by ring-opening of carbocyclic compounds of carbocyclic compounds containing one or more carbon-to-carbon double bonds in the ring
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/02—Fibres or whiskers
    • C08K7/04—Fibres or whiskers inorganic
    • C08K7/06—Elements
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/02—Fibres or whiskers
    • C08K7/04—Fibres or whiskers inorganic
    • C08K7/14—Glass
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G2261/10—Definition of the polymer structure
    • C08G2261/11—Homopolymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G2261/30—Monomer units or repeat units incorporating structural elements in the main chain
    • C08G2261/33—Monomer units or repeat units incorporating structural elements in the main chain incorporating non-aromatic structural elements in the main chain
    • C08G2261/332—Monomer units or repeat units incorporating structural elements in the main chain incorporating non-aromatic structural elements in the main chain containing only carbon atoms
    • C08G2261/3325—Monomer units or repeat units incorporating structural elements in the main chain incorporating non-aromatic structural elements in the main chain containing only carbon atoms derived from other polycyclic systems
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2261/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
    • C08G2261/40—Polymerisation processes
    • C08G2261/41—Organometallic coupling reactions
    • C08G2261/418—Ring opening metathesis polymerisation [ROMP]
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention relates to air conditioner accessories for vehicles, in particular to a DCPD (dicyclopentadiene) composite material for cover plates of air conditioners for vehicles. According to the scheme, the DCPD composite material is prepared by mixing a material A and a material B according to a mass ratio that the A to the B is equal to 0.5 to 1.5, wherein the material comprises the following components in parts by weight: 85 to 98 parts of DCPD, 1 to 8 parts of a catalyst, 0.1 to 4 parts of a stabilizer and 0.1 to 4 parts of an additive; and the material B comprises the following components in parts by weight: 85 to 98 parts of DCPD, 5 to 10 parts of an activating agent and 0.5 to 5 parts of a regulator. The DCPD composite material for the automobile air conditioner cover plates, provided by the invention, has excellent performance, such as heat resistance, acid and alkali resistance, friction resistance and the like, has high insulativity, and can be used for manufacturing the cover plates of the air conditioners for the vehicles, wherein the cover plates include cover plates for automobile air conditioners, cover plates for train air conditioners, cover plates for subway air conditioners and the like.

Description

Car air-conditioner cover plate DCPD composite
Technical field
The present invention relates to car air-conditioner annex is and in particular to a kind of car air-conditioner cover plate DCPD composite.
Background technology
The cover plate of car air-conditioner adopts glass-reinforced plastic material in the market.Fiberglass scientific name fiberglass reinforced plastics, custom Claim FRP (Fiber Reinforced Plastics), i.e. fibre-reinforced plastics.Fibre reinforced composites are by strengthening Fiber and matrix composition.Fiber difference according to adopting is divided into glass fiber reinforced composite plastics (GFRP), and fibre reinforced is multiple Close plastics (CFRP), boron fibre strengthens composite plastic etc..It is to be made with glass fibre and its product (glass cloth, band, felt, yarn etc.) For reinforcing material, make a kind of composite of matrix material with synthetic resin.The diameter very little of fiber (or whisker), typically 10 Below μm, within breaking strain is about 30/1000ths, it is fragile material, easy damaged, fracture and corroded.Matrix phase for For fiber, intensity, modulus will be much lower, but can withstand big strain, often have viscoplasticity and elastoplasticity, are tough Property material.So its composite is a kind of wide variety of industrial materials, it is usually used in replacing carbon steel, stainless steel, timber, coloured The materials such as metal.Fiberglass is good anticorrosive material, to the acid of big gas and water and general concentration, alkali, salt and multiple oils and Solvent has preferable resistivity, and also is a kind of excellent insulating materials, for manufacturing insulator, meanwhile, its heat Conductance is low, is 1.25～1.67kJ/ (m h K), only the 1/100～1/1000 of metal, is excellent heat insulating material under room temperature Material.Based on these advantages, adopt fiberglass as manufacture material so the cover plate of air conditioning for automobiles and pedestal are now all first-selected, substitute Conventional metal cover board and metal base, but the particularity due to vehicle structure, the compressor of automobile especially bus air conditioner is past Toward the top being arranged on automobile, fiberglass is easily damaged, and the density of fiberglass is larger, with the bus of 45 is Example, the weight one of the cover plate of its car air-conditioner and pedestal has 120～150Kg, along with compressor set, whole air-conditioning The gross weight of system is substantially all in more than 300Kg, the even up to 400Kg having about, up to 100 kilograms of load, no Increased the energy consumption of automobile in shape, be unfavorable for energy-conserving and environment-protective.In addition, manufacture cover plate and the bottom of car air-conditioner using fiberglass Seat, because cover plate and base broadly fall into erose part, needs during its making with manually by one layer of base-material, one layer of enhancing Fiber, another layer base-material, one layer of reinforcing fiber, so repeatedly to coat, finally obtain the glass steel part idiosome of required form, Then also need to insolation in the sun 4～6 hours, or in 100 DEG C of oven for baking 2～4 hours, this glass-reinforced plastic material In the manufacture of car air-conditioner cover plate and pedestal, inefficiency, the cover plate of an air conditioning for automobiles and pedestal substantially need 4 hours More than, its low production efficiency, and most of work completed using manpower, high cost.
Content of the invention
For overcoming existing glass-reinforced plastic material preparing the disadvantages mentioned above in car air-conditioner cover plate and pedestal, the present invention provides one Plant new car air-conditioner cover plate DCPD composite.
Car air-conditioner cover plate DCPD composite provided by the present invention, its scheme is to press matter by raw material A material and B material Amount compares A：The ratio of B=0.5～1.5 is mixed, wherein,
A material includes the component of following weight：85～98 parts of DCPD, 1～8 part of catalyst, stabilizer 0.1～4 Part, 0.1～4 part of additive；
B material includes the component of following weight：85～98 parts of DCPD, 5～10 parts of activator, conditioning agent 0.5～5 Part.
Preferably, on the basis of such scheme, A in mass ratio is expected by raw material A material and B：The ratio mixing of B=0.8～1.2 Make.
Preferably, on the basis of such scheme, A in mass ratio is expected by raw material A material and B：B=1：1 ratio is mixed.
Preferably, on the basis of such scheme, described catalyst is tungsten hexachloride.
Preferably, on the basis of such scheme, described catalyst is W-Sn deposits.
Preferably, on the basis of such scheme, described catalyst is tungsten hexachloride or simple substance tungsten.
Preferably, described catalyst is manganous acid lithium.
Preferably, on the basis of such scheme, described stabilizer is alkene soil stabilizer.
Preferably, on the basis of such scheme, described additive is one of glass fibre, carbon fiber, aramid fiber Or several mixtures.
Preferably, on the basis of such scheme, described activator is alkyl aluminum, toluene, 2,6- di-t-butyl -4- methylbenzene The mixture of one or more of phenol.
Preferably, on the basis of such scheme, described conditioning agent is the mixed of one or more of benzophenone, petroleum ether Compound.
Car air-conditioner cover plate DCPD composite provided by the present invention, has heat-resisting, acid and alkali-resistance, friction resistant etc. excellent Performance, and there is good insulating properties, can be applicable to make the cover plate of car air-conditioner, including cover plate used for automobile air conditioning, train Idle call cover plate, Metro Air conditioner cover plate etc..
DCPD is the abbreviation of dicyclopentadiene (Dicyclopentadiene), and molecular formula is C10H12, molecular weight 132, melts 32 DEG C of point, 170 DEG C of boiling point, is colourless or weak yellow liquid under normal temperature.DCPD has excellent physical property, is a kind of excellent Engineering plastics, are widely used for producing bumper, mud guard, spoiler, steering wheel, instrument at present in the automotive industry Disk case, luggage Xiang Gai, lamp socket, tyre gaiter etc..But be because that car air-conditioner spot temperature is higher, and insulating properties are had will Ask, simultaneously as exposed, in roof, to stress and sun-proof, acid and alkali-resistance all has higher requirements, thus, industry personage think always DCPD is not appropriate for the cover plate for car air-conditioner, generally believes that fiberglass is only optimal material.
The present invention adopts new scheme, using DCPD composite come as car air-conditioner cover plate, using the side of the present invention Case, can be obtained car air-conditioner cover plate with disposal molding, prior art prepares car air-conditioner cover plate using glass-reinforced plastic material, each Block cover plate, at least needs more than 4 hours, and the solution of the present invention, from being fed to formed product, take less than 10 minutes, with public affairs Altogether as a example 45 bus of transport, prior art loads such car air-conditioner, generally requires the daylong time, thus Delay transport, cause the wasting of resources.And adopting the solution of the present invention, such bus, from driving installation into installation Finish, whole process only needs 30 minutes, substantially increases efficiency, has saved social resources.Secondly, the lid obtained by the present invention program Plate, material light durable, the car air-conditioner cover plate of 45 bus is only 6～10 kilograms, and fibreglass reinforced plastic cover weighs 20 ～25 kilograms, the cover plate of the present invention alleviates the load of car, such that it is able to save the oil consumption of car, has saved the energy.In addition, this Bright formula materials can make car air-conditioner cover plate using formwork erection, because DCPD composite reacts relatively in preparation process Hurry up, therefore, existing DCPD composite industry preparation is all in the form of transverse mode, because formwork erection is easy in mold filling process Lead to have the phenomenon that mold filling is discontented with outlying corner, the formula of the present invention can mold filling completely effectively, overcome existing vertical Mould the defect that during making, mold filling is discontented with.
A, B material, in implementation process, is first prepared by the present invention in mass ratio, then mixes mold filling, the demoulding after solidifying and setting Obtain final product.Under the catalysis of catalyst, there is polymerisation, poly bis ring penta obtained by ring-opening metathesis polymerization in the DCPD in A, B material Diene, additive such as glass fibre, carbon fiber etc. can add the performance changing polymeric material, increase the intensity of material.More excellent Selection of land, for ensureing that product has more dominance energy, in charging, controls material temperature is 2 DEG C of 20 scholar, and A, B stream amount is controlled to A：B= 0.5～1.5, incorporation time is 5 scholar 2 seconds；During mold filling, former mould temperature is 3 DEG C of 70 scholar, and formpiston mould temperature is 3 DEG C of 50 scholar, notes during mold filling Injection pressure is 50 scholar 5bar, and mould-filling time is 10 scholar 2 seconds.
The feature of reaction injection molding mold filling of the present invention be the filling mold speed of feed liquid quickly, require the viscosity of stoste for this not Can be very high, the compound of too high viscosity is difficult to flow at high speed.But the too low compound of viscosity also can bring a series of fiber crops to mold filling Tired:One is that compound is easily revealed along mold parting surface and entered air discharge duct, thus causing difficulty to die venting；Two is stream Air may be carried secretly and enter die cavity, unstable mold filling when serious, can be caused；Three is so that chemical reaction is aggravated, within a very short time Produce substantial amounts of reaction heat, react thermally-induced temperature rise, the lighter increases the shrinkage factor of product, severe one can lead to material thermal degradation；Four It is to cause solids precipitating in flowing in compound, be unfavorable for keeping quality of item；So by research, feed liquid viscous Degree is preferably A and expects 330 scholar 50MPas, and B expects 330 scholar 50MPas.
Specific embodiment
It is exemplified below some preferred embodiments of the present invention, to help further understanding the present invention, but the protection of the present invention Scope is not limited thereto.
Embodiment 1
The raw material weight proportioning of soup processed of car air-conditioner cover plate composite is as follows：
A expects DCPD 94% Tungsten hexachloride 5.6% Alkene soil stabilizer 0.2% Glass fibre 0.2%
B expects DCPD 92% Triethyl aluminum 7.4% Benzophenone 0.6%
The preparation of car air-conditioner cover plate：
First A, B material is prepared in mass ratio, control material temperature is 2 DEG C of 20 scholar, A, B stream amount is controlled to A：B=1：1, mixing Time is 5 scholar 2 seconds, then mold filling, and former mould temperature is 3 DEG C of 70 scholar, and formpiston mould temperature is 3 DEG C of 50 scholar, and during mold filling, injection pressure is 50 Scholar 5bar, mould-filling time is 10 scholar 2 seconds, solidifying and setting after 25 seconds the demoulding obtain final product.If product has overlap, further to product Modify., than fiberglass forming, the production time contracts significantly for the car air-conditioner cover plate aesthetic property of present invention preparation and uniformity aspect Short.
Embodiment 2
The raw material weight proportioning of soup processed of car air-conditioner cover plate composite is as follows：
A expects DCPD 88% Simple substance tungsten 8% Alkene soil stabilizer 1% Glass fibre 3%
B expects DCPD 90% Triethyl aluminum 5% Benzophenone 5%
The preparation of car air-conditioner cover plate：
First A, B material is prepared in mass ratio, control material temperature is 2 DEG C of 20 scholar, A, B stream amount is controlled to A：B=1：1.2, mix The conjunction time is 5 scholar 2 seconds, then mold filling, and former mould temperature is 3 DEG C of 70 scholar, and formpiston mould temperature is 3 DEG C of 50 scholar, and during mold filling, injection pressure is 50 scholar 5bar, control mould-filling time to be that 10 scholar 2 seconds is full of mould, solidifying and setting after 30 seconds the demoulding obtain final product.If product has overlap Then product is modified further.The present invention preparation car air-conditioner cover plate aesthetic property and uniformity aspect than fiberglass forming, Production time greatly shortens.
Embodiment 3
The parts by weight of raw materials proportioning of car air-conditioner cover plate composite is as follows：
A expects 85 parts of DCPD 8 parts of manganous acid lithium 2 parts of alkene soil stabilizer 3 parts of glass fibre
B expects 87 parts of DCPD 8 parts of triethyl aluminum 3 parts of benzophenone
The preparation of car air-conditioner cover plate：
First A, B material is prepared in mass ratio, control material temperature is 2 DEG C of 20 scholar, A, B stream amount is controlled to A：B=1：1.2, mix The conjunction time is 5 scholar 2 seconds, then mold filling, and former mould temperature is 3 DEG C of 70 scholar, and formpiston mould temperature is 3 DEG C of 50 scholar, and during mold filling, injection pressure is 50 scholar 5bar, control mould-filling time to be that 10 scholar 2 seconds is full of mould, solidifying and setting after 30 seconds the demoulding obtain final product.If product has overlap Then product is modified further.The present invention preparation car air-conditioner cover plate aesthetic property and uniformity aspect than fiberglass forming, Production time greatly shortens.
Embodiment 4
Car air-conditioner cover plate DCPD composite, expects A in mass ratio by raw material A material and B：B=1：1 ratio mixing system Become, wherein,
A expects the following component for weight：98 parts of DCPD, 1 part of tungsten hexachloride, 0.5 part of stabilizer, additive 0.5 Part；
B expects the following component for weight：93 parts of DCPD, 5 parts of activator, 2 parts of conditioning agent.
For preparing car air-conditioner cover plate：
1) store
A material, B material are separately stored in two storage tanks, and storage tank adopts hermetically sealed pattern, and 99.99% nitrogen is filled in inside To protect raw material；
2) measure
Two kinds of component stostes by required ratio metering, for reduce error it is desirable to measuring accuracy be at least scholar 1.5%, Control in scholar 1% well；
3) mix
High pressure injection mixing chamber is mixed.
4) mold filling
Rapid mold filling after mixing；
5) solidify
The mixed liquor of two kinds of raw materials, after injection die cavity, can react and complete solidification fixed in a short period of time Type.Due to the poor thermal conductivity of plastics, substantial amounts of reaction heat is due to quickly cannot be transmitted to outer layer so that article shaped is internal warm Degree is higher than skin temperature, and the solidification causing article shaped is from inside to outside to carry out.In this case, mould be cooled down, With ensure the maximum temperature in die cavity is controlled below the heat decomposition temperature of resin, and allow product temperature quick Decline to a certain extent to carry out the demoulding.
6) demoulding
Drop to a certain degree at a temperature of product and have during sufficient intensity and can be carried out the demoulding.For cover plate class Better simply product stripping does not need specific mould emptier, can deviate from, for complex-shaped parts after part cooling As the base class demoulding can be realized using specific mould emptier；
7) modify
Modification is exactly that product carries out some corresponding post-processing steps after the demoulding out.This product is out had afterwards More overlap, has formulated specific frock for shape of product it is ensured that different circular arcs can be processed, the cover plate of differing heights, Its aesthetic property and uniformity are compared with fiberglass forming；
Preparation process technological parameter is as follows：
Embodiment 5
Car air-conditioner cover plate DCPD composite, expects A in mass ratio by raw material A material and B：B=1：0.8 ratio mixing Make, wherein,
A expects the following component for weight：85 parts of DCPD, 2 parts of tungsten hexachloride, 2 parts of stabilizer, 3 parts of additive；
B expects the following component for weight：89 parts of DCPD, 8 parts of activator, 4 parts of conditioning agent.
For preparing car air-conditioner cover plate：
1) store
A material, B material are separately stored in two storage tanks, and storage tank adopts hermetically sealed pattern, and 99.99% nitrogen is filled in inside To protect raw material；
2) measure
Two kinds of component stostes by required ratio metering, for reduce error it is desirable to measuring accuracy be at least scholar 1.5%, Control in scholar 1% well；
3) mix
High pressure injection mixing chamber is mixed.
4) mold filling
Rapid mold filling after mixing；
5) solidify
The mixed liquor of two kinds of raw materials, after injection die cavity, can react and complete solidification fixed in a short period of time Type.Due to the poor thermal conductivity of plastics, substantial amounts of reaction heat is due to quickly cannot be transmitted to outer layer so that article shaped is internal warm Degree is higher than skin temperature, and the solidification causing article shaped is from inside to outside to carry out.In this case, mould be cooled down, With ensure the maximum temperature in die cavity is controlled below the heat decomposition temperature of resin, and allow product temperature quick Decline to a certain extent to carry out the demoulding.
6) demoulding
Drop to a certain degree at a temperature of product and have during sufficient intensity and can be carried out the demoulding.For cover plate class Better simply product stripping does not need specific mould emptier, can deviate from, for complex-shaped parts after part cooling As the base class demoulding can be realized using specific mould emptier；
7) modify
Modification is exactly that product carries out some corresponding post-processing steps after the demoulding out.This product is out had afterwards More overlap, has formulated specific frock for shape of product it is ensured that different circular arcs can be processed, the cover plate of differing heights, Its aesthetic property and uniformity are compared with fiberglass forming；
Preparation process technological parameter is as follows：
Embodiment 6
The parts by weight of raw materials proportioning of car air-conditioner cover plate composite is as follows：
A expects 95 parts of DCPD 6 parts of manganous acid lithium 3 parts of alkene soil stabilizer 5 parts of carbon fiber
B expects 91 parts of DCPD 7 parts of triethyl aluminum 4 parts of benzophenone
The preparation of car air-conditioner cover plate：
1) store
A material, B material are separately stored in two storage tanks, and storage tank adopts hermetically sealed pattern, and 99.99% nitrogen is filled in inside To protect raw material；
2) measure
Two kinds of component stostes by required ratio metering, for reduce error it is desirable to measuring accuracy be at least scholar 1.5%, Control in scholar 1% well；
3) mix
High pressure injection mixing chamber is mixed.
4) mold filling
Rapid mold filling after mixing；
5) solidify
The mixed liquor of two kinds of raw materials, after injection die cavity, can react and complete solidification fixed in a short period of time Type.
6) demoulding
Drop to a certain degree at a temperature of product and have during sufficient intensity and can be carried out the demoulding.For cover plate class Better simply product stripping does not need specific mould emptier, can deviate from, for complex-shaped parts after part cooling As the base class demoulding can be realized using specific mould emptier；
7) modify
Modification is exactly that product carries out some corresponding post-processing steps after the demoulding out.This product is out had afterwards More overlap, has formulated specific frock for shape of product it is ensured that different circular arcs can be processed, the cover plate of differing heights, Its aesthetic property and uniformity are compared with fiberglass forming；
Preparation process technological parameter is as follows：
Raw material in each embodiment all should keep and air exclusion, adopts formwork erection, from the bottom up mold filling during mold filling.
Above-described embodiment is the present invention preferably embodiment, but embodiments of the present invention are not subject to above-described embodiment Limit, other any Spirit Essences without departing from the present invention and the change made under principle, modification, replacement, combine, simplify, All should be equivalent substitute mode, be included within protection scope of the present invention.

Claims (10)

1. a kind of car air-conditioner cover plate DCPD composite, is characterized in that, expects A in mass ratio by raw material A material and B：B=0.5 ～1.5 ratio is mixed, wherein,
A material includes the component of following weight：85～98 parts of DCPD, 1～8 part of catalyst, 0.1～4 part of stabilizer, add Plus 0.1～4 part of agent；
B material includes the component of following weight：85～98 parts of DCPD, 5～10 parts of activator, 0.5～5 part of conditioning agent.
2. car air-conditioner cover plate DCPD composite according to claim 1, is characterized in that, presses matter by raw material A material and B material Amount compares A：The ratio of B=0.8～1.2 is mixed.
3. car air-conditioner cover plate DCPD composite according to claim 2, is characterized in that, presses matter by raw material A material and B material Amount compares A：B=1：1 ratio is mixed.
4. car air-conditioner cover plate DCPD composite according to claim 1, is characterized in that, described catalyst is urged for tungsten system Agent.
5. car air-conditioner cover plate DCPD composite according to claim 4, is characterized in that, described catalyst is chlordene Tungsten or simple substance tungsten.
6. car air-conditioner cover plate DCPD composite according to claim 1, is characterized in that, described catalyst is manganous acid Lithium.
7. car air-conditioner cover plate DCPD composite according to claim 1, is characterized in that, described stabilizer is that alkene soil is steady Determine agent.
8. car air-conditioner cover plate DCPD composite according to claim 1, is characterized in that, described additive is glass fibers The mixture of one or more of dimension, carbon fiber, aramid fiber.
9. car air-conditioner cover plate DCPD composite according to claim 1, is characterized in that, described activator is alkyl The mixture of one or more of aluminium, toluene, 2,6- di-tert-butyl-4-methy phenol.
10. car air-conditioner cover plate DCPD composite according to claim 1, is characterized in that, described conditioning agent is hexichol The mixture of one or more of ketone, petroleum ether.
CN201610785783.8A 2016-08-31 2016-08-31 DCPD (dicyclopentadiene) composite material for cover plates of air conditioners for vehicles Pending CN106397741A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107189308A (en) * 2017-06-06 2017-09-22 福建省泽弘智能机械有限公司 DCPD composite television rear covers
CN107226986A (en) * 2017-06-06 2017-10-03 福建省泽弘智能机械有限公司 The preparation method of DCPD composite television rear covers
CN107298824A (en) * 2017-05-26 2017-10-27 深圳沃海森科技有限公司 The preparation method of air-conditioning DCPD composite cover plates
CN116253971A (en) * 2023-01-13 2023-06-13 浙江吉利控股集团有限公司 Lightweight material, preparation method of air guide sleeve, air guide sleeve assembly and automobile

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107298824A (en) * 2017-05-26 2017-10-27 深圳沃海森科技有限公司 The preparation method of air-conditioning DCPD composite cover plates
CN107189308A (en) * 2017-06-06 2017-09-22 福建省泽弘智能机械有限公司 DCPD composite television rear covers
CN107226986A (en) * 2017-06-06 2017-10-03 福建省泽弘智能机械有限公司 The preparation method of DCPD composite television rear covers
CN116253971A (en) * 2023-01-13 2023-06-13 浙江吉利控股集团有限公司 Lightweight material, preparation method of air guide sleeve, air guide sleeve assembly and automobile
CN116253971B (en) * 2023-01-13 2024-05-31 浙江吉利控股集团有限公司 Lightweight material, preparation method of air guide sleeve, air guide sleeve assembly and automobile

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