CN110028720A - A kind of low temperature resistant cracking resistance electric sanitation truck compartment and preparation method thereof - Google Patents
A kind of low temperature resistant cracking resistance electric sanitation truck compartment and preparation method thereof Download PDFInfo
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- CN110028720A CN110028720A CN201910233999.7A CN201910233999A CN110028720A CN 110028720 A CN110028720 A CN 110028720A CN 201910233999 A CN201910233999 A CN 201910233999A CN 110028720 A CN110028720 A CN 110028720A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/324—Alkali metal phosphate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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Abstract
The present invention provides a kind of low temperature resistant cracking resistance electric sanitation truck compartment and preparation method thereof, is related to electric sanitation truck production technical field.The compartment is made of raw material from the following weight: 55-65 parts of high density polyethylene (HDPE), 20-30 parts of polytetrafluoroethylene (PTFE), 10-15 parts of polytrifluorochloroethylene, 15-20 parts of epoxy resin, 1-2 parts of butadiene rubber, 2-4 parts of sodium pyrophosphate, 1-3 parts of sodium tripolyphosphate, 6-8 parts of titanium dioxide, 4-6 parts of mica powder, 5-10 parts of zinc dialkyl dithiophosphate, 3-5 parts of urethane acrylate, 5-7 parts of 2-Butoxyethyl acetate, 4-6 parts of polyester fiber, 1-2 parts of modifying agent, 1-2 parts of stabilizer, 2-4 parts of dispersing agent.The present invention overcomes the deficiencies in the prior art, can effectively promote the low temperature resistant cracking resistance in compartment, prevent from enduring cold in the winter compartment of severe cold and crack, to influence its normal use, the overall performance in compartment is excellent, long service life, are suitable for promoting.
Description
Technical field
The present invention relates to electric sanitation truck production technical fields, and in particular to a kind of low temperature resistant cracking resistance electric sanitation truck compartment
And preparation method thereof.
Background technique
Environmental sanitation electric vehicle simply understands to be exactly with electric power for driving, it has, and environmental protection, beautiful and to reduce secondary pollution etc. excellent
Point is used by related environmental sanitation Account Dept door.The earth needs low-carbon environment-friendly, and environmental sanitation department stands in the breach, environmental sanitation electric vehicle conduct
A kind of burnisher, itself is not polluted, and is approved by environmental sanitation department.Environmental sanitation electric vehicle advantage has very much, in addition to beauty, gives
City appearance increases outside elegance, also reduction labor intensity, saving labour cost, raising working efficiency, in addition also achieves government
The low-carbon environment-friendly slogan vigorously advocated.
The compartment of environmental sanitation electric vehicle is largely all made of metal, and the compartment of part small-sized sanitation vehicle is then by plastics system
At in this way in the disassembly handling process in compartment, meeting more Portable power saving facilitates the operation of staff.Current plastics
Class environmental sanitation electric vehicle compartment resistance to low temperature is poor, and in this way in the winter of severe cold, compartment easily endures cold and cracks, thus shadow
Its normal use is rung, compartment service life is short.Therefore, a kind of low temperature resistant cracking resistance electric sanitation truck compartment is researchers' research
One direction.
Summary of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of low temperature resistant cracking resistance electric sanitation truck compartment and preparation method thereof,
The present invention overcomes the deficiencies in the prior art, can effectively promote the low temperature resistant cracking resistance in compartment, prevent the winter in severe cold
Compartment endures cold and cracks, to influence its normal use, the overall performance in compartment is excellent, long service life, is suitable for promoting.
In order to achieve the above object, technical solution of the present invention is achieved by the following technical programs:
A kind of low temperature resistant cracking resistance electric sanitation truck compartment, the compartment are made of raw material from the following weight: high density is poly-
55-65 parts of ethylene, 20-30 parts of polytetrafluoroethylene (PTFE), 10-15 parts of polytrifluorochloroethylene, 15-20 parts of epoxy resin, butadiene rubber 1-2
Part, 2-4 parts of sodium pyrophosphate, 1-3 parts of sodium tripolyphosphate, 6-8 parts of titanium dioxide, 4-6 parts of mica powder, zinc dialkyl dithiophosphate 5-
10 parts, 3-5 parts of urethane acrylate, 5-7 parts of 2-Butoxyethyl acetate, 4-6 parts of polyester fiber, 1-2 parts of modifying agent, stabilization
1-2 parts of agent, 2-4 parts of dispersing agent.
Preferably, the compartment is made of raw material from the following weight: 60 parts of high density polyethylene (HDPE), polytetrafluoroethylene (PTFE) 25
Part, 12.5 parts of polytrifluorochloroethylene, 17.5 parts of epoxy resin, 1.5 parts of butadiene rubber, 3 parts of sodium pyrophosphate, 2 parts of sodium tripolyphosphate,
7 parts of titanium dioxide, 5 parts of mica powder, 7.5 parts of zinc dialkyl dithiophosphate, 4 parts of urethane acrylate, butyl glycol ether acetic acid
6 parts of ester, 5 parts of polyester fiber, 1.5 parts of modifying agent, 1.5 parts of stabilizer, 3 parts of dispersing agent.
Preferably, the modifying agent is mixed by cetyl trimethylammonium bromide and poly-methyl pyrrole alkane with mass ratio for 3:1
It closes.
Preferably, the stabilizer is by phthalic acid ester, hydroxyethyl cellulose and n,N dimethylformamide with mass ratio
It is mixed for 2:1:3.
Preferably, the dispersing agent is by lauryl sodium sulfate, triethyl group hexyl phosphoric acid and sodium octyl with mass ratio
It is mixed for 4:1:2.
Preferably, the compartment preparation method the following steps are included:
(1) it is added in open mill, is warming up to after mixing high density polyethylene (HDPE), polytetrafluoroethylene (PTFE) and polytrifluorochloroethylene
180-200 DEG C, heat preservation is warming up to 240-260 DEG C after being kneaded 1-2h again, continues heat preservation and is kneaded 2-4h to obtain base-material spare；
(2) epoxy resin and butadiene rubber are added in mixer, are warming up to 200-220 DEG C, heat preservation adds after being kneaded 1-2h
Enter modifying agent, and be passed through argon gas and boost to 4-6MPa, restores after the modified 20-30min of pressure maintaining to normal pressure, add pyrophosphoric acid
Sodium, sodium tripolyphosphate, titanium dioxide and mica powder, it is spare that heat preservation mixing 2-4h obtains mixture；
(3) zinc dialkyl dithiophosphate, urethane acrylate, 2-Butoxyethyl acetate and polyester fiber are mixed
Be placed in preheating cabinet and be preheated to 140-160 DEG C, after be mixed object be added high speed disperser in, high speed dispersion 30-50min is obtained
Auxiliary material is spare；
(4) it is mixed in the open mill being added in above-mentioned steps (1) after mixing mixture obtained and auxiliary material with base-material, then
Stabilizer and dispersing agent is added, heat preservation is kneaded 4-8h and obtains raw material for standby；
(5) raw material obtained is squeezed into and carries out injection molding in injection mold, rear cooled to room temperature, which is opened, to be produced
Product.
Preferably, adjustment revolving speed is to 200-300r/min in the step (1), and the middle revolving speed that adjusts of step (2) is to 100-
120r/min, the middle revolving speed for adjusting high speed disperser of step (3) to 800-1000r/min.
Preferably, it is first boosted in the step (2) with the speed of 260-300KPa/min, with 50-100KPa/min
Speed restore to normal pressure.
The present invention provides a kind of low temperature resistant cracking resistance electric sanitation truck compartment and preparation method thereof, compared with prior art advantage
It is:
(1) present invention can be mentioned effectively using high density polyethylene (HDPE), polytetrafluoroethylene (PTFE) and polytrifluorochloroethylene as base-material
The resistance to low temperature for rising base-material prevents from enduring cold in the winter compartment of severe cold and crack, to influence its normal use, simultaneously
The lubricity for improving compartment prevents contamination spot, convenient for cleaning, compartment long service life；
(2) present invention is modified epoxy resin by modifying agent using butadiene rubber, is guaranteeing epoxy resin to each
While component bond properties, moreover it is possible to its resistance to low temperature is effectively promoted, prevents its cracking of enduring cold at low ambient temperatures, and with
Sodium pyrophosphate, sodium tripolyphosphate, titanium dioxide and mica powder are used cooperatively, and effectively promote the overall performance in compartment, and compartment uses effect
Fruit is good；
(3) present invention also added with zinc dialkyl dithiophosphate, urethane acrylate, 2-Butoxyethyl acetate and
The materials such as polyester fiber can cooperate with modified epoxy resin, further increase the low temperature resistant cracking resistance in compartment,
Wherein polyester fiber can be uniformly dispersed in raw material using the characteristics of its own fineness is big, intensity is high, easy dispersion, thus
Effective connection is carried out to each component, improves its cracking resistance, compartment is had excellent performance, and is suitable for promoting.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below with reference to the embodiment of the present invention pair
Technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of the invention
Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making wound
Every other embodiment obtained under the premise of the property made labour, shall fall within the protection scope of the present invention.
Embodiment 1:
A kind of low temperature resistant cracking resistance electric sanitation truck compartment, the compartment are made of raw material from the following weight: high density is poly-
55 parts of ethylene, 20 parts of polytetrafluoroethylene (PTFE), 10 parts of polytrifluorochloroethylene, 15 parts of epoxy resin, 1 part of butadiene rubber, sodium pyrophosphate 2
Part, 1 part of sodium tripolyphosphate, 6 parts of titanium dioxide, 4 parts of mica powder, 5 parts of zinc dialkyl dithiophosphate, 3 parts of urethane acrylate,
5 parts of 2-Butoxyethyl acetate, 4 parts of polyester fiber, 1 part of modifying agent, 1 part of stabilizer, 2 parts of dispersing agent.
Wherein, the modifying agent is 3:1 mixing with mass ratio by cetyl trimethylammonium bromide and poly-methyl pyrrole alkane
It forms；The stabilizer is mixed by phthalic acid ester, hydroxyethyl cellulose and n,N dimethylformamide with mass ratio for 2:1:3
It closes；The dispersing agent is mixed by lauryl sodium sulfate, triethyl group hexyl phosphoric acid and sodium octyl with mass ratio for 4:1:2
It closes.
The preparation method in the compartment the following steps are included:
(1) it is added in open mill, is warming up to after mixing high density polyethylene (HDPE), polytetrafluoroethylene (PTFE) and polytrifluorochloroethylene
180-200 DEG C, heat preservation is warming up to 240-260 DEG C after being kneaded 1-2h again, continues heat preservation and is kneaded 2-4h to obtain base-material spare；
(2) epoxy resin and butadiene rubber are added in mixer, are warming up to 200-220 DEG C, heat preservation adds after being kneaded 1-2h
Enter modifying agent, and be passed through argon gas and boost to 4-6MPa, restores after the modified 20-30min of pressure maintaining to normal pressure, add pyrophosphoric acid
Sodium, sodium tripolyphosphate, titanium dioxide and mica powder, it is spare that heat preservation mixing 2-4h obtains mixture；
(3) zinc dialkyl dithiophosphate, urethane acrylate, 2-Butoxyethyl acetate and polyester fiber are mixed
Be placed in preheating cabinet and be preheated to 140-160 DEG C, after be mixed object be added high speed disperser in, high speed dispersion 30-50min is obtained
Auxiliary material is spare；
(4) it is mixed in the open mill being added in above-mentioned steps (1) after mixing mixture obtained and auxiliary material with base-material, then
Stabilizer and dispersing agent is added, heat preservation is kneaded 4-8h and obtains raw material for standby；
(5) raw material obtained is squeezed into and carries out injection molding in injection mold, rear cooled to room temperature, which is opened, to be produced
Product.
Wherein, adjustment revolving speed is to 200-300r/min in the step (1), and the middle revolving speed that adjusts of step (2) is to 100-120r/
Min, the middle revolving speed for adjusting high speed disperser of step (3) to 800-1000r/min；First with 260-300KPa/ in the step (2)
The speed of min is boosted, and is restored with the speed of 50-100KPa/min to normal pressure.
Embodiment 2:
A kind of low temperature resistant cracking resistance electric sanitation truck compartment, the compartment are made of raw material from the following weight: high density is poly-
60 parts of ethylene, 25 parts of polytetrafluoroethylene (PTFE), 12.5 parts of polytrifluorochloroethylene, 17.5 parts of epoxy resin, 1.5 parts of butadiene rubber, burnt phosphorus
3 parts of sour sodium, 2 parts of sodium tripolyphosphate, 7 parts of titanium dioxide, 5 parts of mica powder, 7.5 parts of zinc dialkyl dithiophosphate, polyurethane propylene
4 parts of acid esters, 6 parts of 2-Butoxyethyl acetate, 5 parts of polyester fiber, 1.5 parts of modifying agent, 1.5 parts of stabilizer, 3 parts of dispersing agent.
Wherein, the modifying agent is 3:1 mixing with mass ratio by cetyl trimethylammonium bromide and poly-methyl pyrrole alkane
It forms；The stabilizer is mixed by phthalic acid ester, hydroxyethyl cellulose and n,N dimethylformamide with mass ratio for 2:1:3
It closes；The dispersing agent is mixed by lauryl sodium sulfate, triethyl group hexyl phosphoric acid and sodium octyl with mass ratio for 4:1:2
It closes.
The preparation method in the compartment the following steps are included:
(1) it is added in open mill, is warming up to after mixing high density polyethylene (HDPE), polytetrafluoroethylene (PTFE) and polytrifluorochloroethylene
180-200 DEG C, heat preservation is warming up to 240-260 DEG C after being kneaded 1-2h again, continues heat preservation and is kneaded 2-4h to obtain base-material spare；
(2) epoxy resin and butadiene rubber are added in mixer, are warming up to 200-220 DEG C, heat preservation adds after being kneaded 1-2h
Enter modifying agent, and be passed through argon gas and boost to 4-6MPa, restores after the modified 20-30min of pressure maintaining to normal pressure, add pyrophosphoric acid
Sodium, sodium tripolyphosphate, titanium dioxide and mica powder, it is spare that heat preservation mixing 2-4h obtains mixture；
(3) zinc dialkyl dithiophosphate, urethane acrylate, 2-Butoxyethyl acetate and polyester fiber are mixed
Be placed in preheating cabinet and be preheated to 140-160 DEG C, after be mixed object be added high speed disperser in, high speed dispersion 30-50min is obtained
Auxiliary material is spare；
(4) it is mixed in the open mill being added in above-mentioned steps (1) after mixing mixture obtained and auxiliary material with base-material, then
Stabilizer and dispersing agent is added, heat preservation is kneaded 4-8h and obtains raw material for standby；
(5) raw material obtained is squeezed into and carries out injection molding in injection mold, rear cooled to room temperature, which is opened, to be produced
Product.
Wherein, adjustment revolving speed is to 200-300r/min in the step (1), and the middle revolving speed that adjusts of step (2) is to 100-120r/
Min, the middle revolving speed for adjusting high speed disperser of step (3) to 800-1000r/min；First with 260-300KPa/ in the step (2)
The speed of min is boosted, and is restored with the speed of 50-100KPa/min to normal pressure.
Embodiment 3:
A kind of low temperature resistant cracking resistance electric sanitation truck compartment, the compartment are made of raw material from the following weight: high density is poly-
65 parts of ethylene, 30 parts of polytetrafluoroethylene (PTFE), 15 parts of polytrifluorochloroethylene, 20 parts of epoxy resin, 2 parts of butadiene rubber, sodium pyrophosphate 4
Part, 3 parts of sodium tripolyphosphate, 8 parts of titanium dioxide, 6 parts of mica powder, 10 parts of zinc dialkyl dithiophosphate, urethane acrylate 5
Part, 7 parts of 2-Butoxyethyl acetate, 6 parts of polyester fiber, 2 parts of modifying agent, 2 parts of stabilizer, 4 parts of dispersing agent.
Wherein, the modifying agent is 3:1 mixing with mass ratio by cetyl trimethylammonium bromide and poly-methyl pyrrole alkane
It forms；The stabilizer is mixed by phthalic acid ester, hydroxyethyl cellulose and n,N dimethylformamide with mass ratio for 2:1:3
It closes；The dispersing agent is mixed by lauryl sodium sulfate, triethyl group hexyl phosphoric acid and sodium octyl with mass ratio for 4:1:2
It closes.
The preparation method in the compartment the following steps are included:
(1) it is added in open mill, is warming up to after mixing high density polyethylene (HDPE), polytetrafluoroethylene (PTFE) and polytrifluorochloroethylene
180-200 DEG C, heat preservation is warming up to 240-260 DEG C after being kneaded 1-2h again, continues heat preservation and is kneaded 2-4h to obtain base-material spare；
(2) epoxy resin and butadiene rubber are added in mixer, are warming up to 200-220 DEG C, heat preservation adds after being kneaded 1-2h
Enter modifying agent, and be passed through argon gas and boost to 4-6MPa, restores after the modified 20-30min of pressure maintaining to normal pressure, add pyrophosphoric acid
Sodium, sodium tripolyphosphate, titanium dioxide and mica powder, it is spare that heat preservation mixing 2-4h obtains mixture；
(3) zinc dialkyl dithiophosphate, urethane acrylate, 2-Butoxyethyl acetate and polyester fiber are mixed
Be placed in preheating cabinet and be preheated to 140-160 DEG C, after be mixed object be added high speed disperser in, high speed dispersion 30-50min is obtained
Auxiliary material is spare；
(4) it is mixed in the open mill being added in above-mentioned steps (1) after mixing mixture obtained and auxiliary material with base-material, then
Stabilizer and dispersing agent is added, heat preservation is kneaded 4-8h and obtains raw material for standby；
(5) raw material obtained is squeezed into and carries out injection molding in injection mold, rear cooled to room temperature, which is opened, to be produced
Product.
Wherein, adjustment revolving speed is to 200-300r/min in the step (1), and the middle revolving speed that adjusts of step (2) is to 100-120r/
Min, the middle revolving speed for adjusting high speed disperser of step (3) to 800-1000r/min；First with 260-300KPa/ in the step (2)
The speed of min is boosted, and is restored with the speed of 50-100KPa/min to normal pressure.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (8)
1. a kind of low temperature resistant cracking resistance electric sanitation truck compartment, which is characterized in that the compartment is made of raw material from the following weight:
It is 55-65 parts of high density polyethylene (HDPE), 20-30 parts of polytetrafluoroethylene (PTFE), 10-15 parts of polytrifluorochloroethylene, 15-20 parts of epoxy resin, suitable
1-2 parts of buna, 2-4 parts of sodium pyrophosphate, 1-3 parts of sodium tripolyphosphate, 6-8 parts of titanium dioxide, 4-6 parts of mica powder, dialkyl disulfides
For 5-10 parts of trbasic zinc phosphate, 3-5 parts of urethane acrylate, 5-7 parts of 2-Butoxyethyl acetate, 4-6 parts of polyester fiber, modifying agent
1-2 parts, 1-2 parts of stabilizer, 2-4 parts of dispersing agent.
2. a kind of low temperature resistant cracking resistance electric sanitation truck compartment according to claim 1, which is characterized in that the compartment by with
The raw material of lower parts by weight is made: 60 parts of high density polyethylene (HDPE), 25 parts of polytetrafluoroethylene (PTFE), 12.5 parts of polytrifluorochloroethylene, asphalt mixtures modified by epoxy resin
17.5 parts of rouge, 1.5 parts of butadiene rubber, 3 parts of sodium pyrophosphate, 2 parts of sodium tripolyphosphate, 7 parts of titanium dioxide, 5 parts of mica powder, dialkyl group two
7.5 parts of thiophosphoric acid zinc, 4 parts of urethane acrylate, 6 parts of 2-Butoxyethyl acetate, 5 parts of polyester fiber, modifying agent 1.5
Part, 1.5 parts of stabilizer, 3 parts of dispersing agent.
3. a kind of low temperature resistant cracking resistance electric sanitation truck compartment according to claim 1, which is characterized in that the modifying agent by
Cetyl trimethylammonium bromide and poly-methyl pyrrole alkane are mixed with mass ratio for 3:1.
4. a kind of low temperature resistant cracking resistance electric sanitation truck compartment according to claim 1, which is characterized in that the stabilizer by
Phthalic acid ester, hydroxyethyl cellulose and n,N dimethylformamide are mixed with mass ratio for 2:1:3.
5. a kind of low temperature resistant cracking resistance electric sanitation truck compartment according to claim 1, which is characterized in that the dispersing agent by
Lauryl sodium sulfate, triethyl group hexyl phosphoric acid and sodium octyl are mixed with mass ratio for 4:1:2.
6. a kind of preparation method in low temperature resistant cracking resistance electric sanitation truck compartment, which is characterized in that the preparation method packet in the compartment
Include following steps:
(1) it is added in open mill after mixing high density polyethylene (HDPE), polytetrafluoroethylene (PTFE) and polytrifluorochloroethylene, is warming up to 180-
200 DEG C, heat preservation is warming up to 240-260 DEG C after being kneaded 1-2h again, continues heat preservation and is kneaded 2-4h to obtain base-material spare；
(2) epoxy resin and butadiene rubber are added in mixer, are warming up to 200-220 DEG C, are added and change after heat preservation mixing 1-2h
Property agent, and be passed through argon gas and boost to 4-6MPa, restore after the modified 20-30min of pressure maintaining to normal pressure, add sodium pyrophosphate, three
Polyphosphate sodium, titanium dioxide and mica powder, it is spare that heat preservation mixing 2-4h obtains mixture；
(3) zinc dialkyl dithiophosphate, urethane acrylate, 2-Butoxyethyl acetate and polyester fiber are mixed into postposition
140-160 DEG C is preheated in preheating cabinet, after be mixed object be added high speed disperser in, high speed dispersion 30-50min obtains auxiliary material
It is spare；
(4) it mixes, adds with base-material in the open mill being added in above-mentioned steps (1) after mixing mixture obtained and auxiliary material
Stabilizer and dispersing agent, heat preservation are kneaded 4-8h and obtain raw material for standby；
(5) raw material obtained is squeezed into and carries out injection molding in injection mold, rear cooled to room temperature is opened to obtain product.
7. a kind of preparation method in low temperature resistant cracking resistance electric sanitation truck compartment according to claim 6, which is characterized in that institute
It states and adjusts revolving speed in step (1) to 200-300r/min, the middle adjustment revolving speed of step (2) to 100-120r/min, step (3) is middle to be adjusted
The revolving speed of whole high speed disperser is to 800-1000r/min.
8. a kind of preparation method in low temperature resistant cracking resistance electric sanitation truck compartment according to claim 6, which is characterized in that institute
It states and is first boosted in step (2) with the speed of 260-300KPa/min, restored with the speed of 50-100KPa/min to normal pressure.
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Application publication date: 20190719 |