CN104250408B - Pvc composite resin composition and preparation method thereof - Google Patents
Pvc composite resin composition and preparation method thereof Download PDFInfo
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- CN104250408B CN104250408B CN201310263802.7A CN201310263802A CN104250408B CN 104250408 B CN104250408 B CN 104250408B CN 201310263802 A CN201310263802 A CN 201310263802A CN 104250408 B CN104250408 B CN 104250408B
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Abstract
The invention discloses a kind of PVC composite resin composition and preparation method thereof, described compositions is made up of following compositions: the PVC composite resin of 100 mass parts；The heat stabilizer of 2.0 6.0 mass parts；The in-lubricant of 1.0 3.0 mass parts；The filler of 10 30 mass parts；The coupling agent of 2.0 5.0 mass parts；The antioxidant of 1.0 3.0 mass parts；The UV absorbent of 1.0 2.0 mass parts；Wherein said PVC composite resin is Corvic and the compositions of dicyclopentadiene type epoxy resin.The present invention is on the basis of remaining the original premium properties of a combination thereof thing, compound a small amount of inorganic material, on the premise of possessing the advantages such as macromolecular material is lightweight, it is little to roll noise, cost is low, convenient construction, increase substantially its bearing capacity, variations in temperature adapts to ability and ageing-resistant performance.
Description
Technical field
The present invention relates to PVC composite resin composition, particularly relate to a kind of well lid that is applicable to
PVC composite resin composition and preparation method thereof.
Background technology
Well lid is the closure at the top, gateway towards underground installation, every installation tap water,
Telecommunications, electric power, combustion gas, heating power, fire-fighting, environmental sanitation, be required for peace etc. the place of public utility
Dress well lid.It is mostly armored concrete before well lid material therefor, but owing to armored concrete has
Have fragility greatly, the defect such as the most aging, easy fracture and replaced by the material such as cast iron, spheroidal graphite cast-iron.
Composite drain cover has that bearing capacity is high, anti-seismic performance is good, dimensionally stable, corrosion-resistant, resistance to
The plurality of advantages such as aging, length in service life, cost performance are high, and production technology is simple, can be complete
Entirely substitute casting iron well lid, there is higher application value.
Polrvinyl chloride (PVC) belongs to general plastic, and its outstanding advantages is flame retardancy, wear-resisting
Property, resistance to chemical corrosion, gas steam hypotonicity are good.Additionally, comprehensive mechanical performance, system
The product transparency, electrical insulating property, heat insulation, eliminate the noise, shock absorbing might as well, be the ratio of performance to price the most
Superior versatility material.Due to Corvic, to there is moulding processability poor, as molten
Body viscosity is big, and mobility is bad, heat stability is low, easily cause decomposition etc.；PVC product
Resistance to ag(e)ing is poor, easily become fragile, hardening, toughness is bad, tolerance to cold is the best in be full of cracks, so one
As PVC is modified.
Dicyclopentadiene (DCPD) is the dimer of cyclopentadiene, mostlys come from cracking of ethylene
By-product C 5 fraction and carbonization of coal by-product light benzene fraction, under high purity dicyclo pentylene room temperature
It is light yellow to yellowish-brown oily liquids when containing impurity for colourless liquid, irritant abnormal smells from the patient,
Water insoluble, dissolve in the organic solvent such as alcohol, ether.And DCPD aboundresources, price is excellent
Honest and clean, the application in organic synthesis and modification is more and more extensive, owing to chemism is high, is stone
Oleoresin and the raw material of multiple fine chemicals, have huge can be before research potential and development
Scape.
Summary of the invention
(1) to solve the technical problem that
It is an object of the invention to provide a kind of PVC composite resin composition, simple to overcome
PVC product resistance to ag(e)ing is poor, easily become fragile, hardening, toughness is bad, tolerance to cold is the best in be full of cracks
Etc. defect.
(2) technical scheme
In order to solve above-mentioned technical problem, the present invention provides a kind of PVC composite resin composition,
It is made up of following compositions: the PVC composite resin of 100 mass parts；2.0-6.0 the heat of mass parts
Stabilizer；1.0-3.0 the in-lubricant of mass parts；The filler of 10-30 mass parts；2.0-5.0 matter
The coupling agent of amount part；1.0-3.0 the antioxidant of mass parts；1.0-2.0 the ultra-violet absorption of mass parts
Agent；Wherein said PVC composite resin is Corvic and dicyclopentadiene type epoxy tree
The compositions of fat.
Wherein, in described PVC composite resin, Corvic and dicyclopentadiene type ring
The mass ratio of epoxy resins is: 2:8-8:2.
Wherein, described heat stabilizer is: dibutyitin maleate, tribasic lead stearate, liquid
One or more in body barium cadmium zinc composite stabilizer, calcium-zinc composite stabilizing agent.
Wherein, described in-lubricant is: Tissuemat E, n-butyl stearate, barium stearate,
One or more in calcium stearate, phosphite ester lubricant.
Wherein, described coupling agent is KH550, KH560, KH570, KH792, DL602,
One or more in DL171.
Wherein, described antioxidant is Hinered phenols antioxidant 1076, antioxidant 1010, resists
In oxygen agent 168, antioxidant 1135, antioxidant 1141, antioxidant 1520, antioxidant 1726
At least one.
Wherein, described UV absorbent be hindered amines UV absorbent GW-944,
788,770, the one or many in double (2,2,6,6-tetramethyl-4-piperidyl) SA ester
Kind.
Wherein, described filler is: calcium carbonate, Kaolin, kieselguhr, bentonite, nano oxygen
Change one or more in titanium, Pulvis Talci.
Invention further provides a kind of based on any of the above-described item described PVC composite resin group
The preparation method of compound, it includes procedure below:
First PVC composite resin, heat stabilizer, in-lubricant, filler are added mixed at high speed
In machine, start stirring；
Then shut down and add coupling agent, antioxidant and UV absorbent, mix homogeneously；
Mixed powder adds banburying in banbury, and after taking-up, mill is in blocks on a mill until；
The sample mixed is placed on hot pressing on tablet machine, then keeps the pressure of hot pressing, water-filling
It is cooled to room temperature, makes impact batten, tensile bars and bending batten.
Wherein, the time of start stirring is 1min；During banburying, banburying 3min at 175 DEG C；
During hot pressing, at 180 DEG C, preheat 2min, be forced into 10MPa, pressurize 1min, repressurization
To 20MPa hot pressing 2min.
(3) beneficial effect
PVC composite resin composition that technique scheme is provided and preparation method thereof,
On the basis of remaining the original premium properties of a combination thereof thing, compound a small amount of inorganic material, possess
On the premise of the advantages such as macromolecular material is lightweight, it is little to roll noise, cost is low, convenient construction,
Increase substantially its bearing capacity, variations in temperature adapts to ability and ageing-resistant performance.
Detailed description of the invention
Below in conjunction with embodiment, the detailed description of the invention of the present invention is described in further detail.
Following example are used for illustrating the present invention, but are not limited to the scope of the present invention.
What deserves to be explained is, coupling agent KH550 is gamma-aminopropyl-triethoxy-silane, coupling agent
KH560 is γ-glycidyl ether oxygen propyl trimethoxy silicane, and coupling agent KH570 is γ-(first
Base acryloyl-oxy) propyl trimethoxy silicane, coupling agent KH792 be N-(β-aminoethyl)-γ-
Aminopropyl trimethoxysilane, coupling agent DL602 is N-β-(aminoethyl)-γ-aminopropyl first
Base dimethoxysilane, coupling agent DL171 is vinyltrimethoxy silane.
Hinered phenols antioxidant 1076 is that β-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid is just
Octadecanol ester；Antioxidant 1010 is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid]
Pentaerythritol ester；Irgasfos 168 is three [2,4-di-tert-butyl-phenyl] phosphite ester；Antioxidant
1135 is β-(3,5-di-tert-butyl-hydroxy phenyl) propanoic acid isooctanol ester；Antioxidant 1520
For 2,4-bis-(n-octylthiomethylene)-6-methylphenol；Antioxidant 1726 is 2,4-bis-(ten
Dialkyl group sulfidomethyl)-6-methylphenol.
Hindered amines UV absorbent GW-944 be poly-[6-[(1,1,3,3-tetramethyl butyl)-
Imino group]-1,3,5-triazine-2,4-diyl] [2-(2,2,6,6-tetramethyl-piperidyl)-amino]-inferior hexyl
-[4-(2,2,6,6-tetramethyl-piperidyl)-imino group] }；Hindered amines UV absorbent GW-788
For poly-{ [(6-1,1,3,3-tetramethyl butyl) amino]-S-three smells-2,4-double-basis }, { [(2,2,6,6-tetramethyls
Base-4-piperidyl) imino group] and containing the double methyl of four-hydroxyl-2,2,6,6-tetramethyl-1-piperidine ethanol
The mixture of succinic acid polymer.
Following embodiment by the composition of PVC composite resin composition and respectively becomes in preparation process
The mass ratio divided all describes, so following example are the most individually to PVC composite resin
Compositions and preparation method thereof splits illustrative.
Embodiment 1
By 525.0g polrvinyl chloride (PVC) (purchased from middle petrochemical industry asphalt in Shenli Refinery, SG-5),
225.0g dicyclopentadiene (DCPD) type epoxy resin (purchased from Dai Nippon Printing HP-7200H,
Epoxide equivalent (EEW): 279) mixing, stir with the speed mechanical of 800 revs/min at 30 DEG C
Mix dispersion 5 minutes, be sequentially added into the tribasic lead stearate of 37.5g, 15.0 tristearin while stirring
Acid barium, 75g calcium carbonate add in high-speed mixer, after start stirring lmin, then shut down and add
Enter 15.0g coupling agent KH550,7.5g Hinered phenols antioxidant 1076 and 7.5g hindered amines
Light stabilizer 944, then mix homogeneously.Mixed powder is added in banbury, at 175 DEG C
Banburying 3min, after taking-up, mill is in blocks on a mill until, and the sample mixed is placed on tabletting
Preheat 2min on machine at 180 DEG C, be forced into 10MPa, pressurize 1min, repressurization to 20MPa
Hot pressing 2min, water-filling is cooled to room temperature the most at the same pressure, makes thick the rushing of 4mm
Hit batten and the tensile bars of 2mm thickness and bending batten.Sample tensile property test according to
GB/T1040-92, is carried out on M-30A type universal testing machine, and rate of extension is
2mm/min, specimen size is as follows: a length of 150mm, and width is 20mm, and thickness is
4mm.In triplicate, the hot strength recording this PVC composite resin is 55MPa in experiment.
According to standard GB/T 9341-2000, Plastics-Oetermination of flexural properties method is tested, examination
Sample ruler cun is as follows: a length of 80mm, width is 10mm, and thickness is 4mm.Experiment repeats
Three times, the bending strength recording this PVC composite resin is 70MPa, the modulus of elasticity in static bending
2.8GPa.Testing according to GB1843-1980 according to impact property, specimen size is:
80mm × 10mm × 4mm, is carried out, span on JC-25 simply supported beam Charpy impact machine tester
Being adjusted to 60mm, in triplicate, the impact strength recording this PVC composite resin is in experiment
35.3KJ/m2。
Embodiment 2
By 600.0g polrvinyl chloride (PVC) (purchased from middle petrochemical industry asphalt in Shenli Refinery, SG-5),
150.0g dicyclopentadiene (DCPD) type epoxy resin (purchased from Dai Nippon Printing HP-7200H,
Epoxide equivalent (EEW): 279) mixing, stir with the speed mechanical of 800 revs/min at 30 DEG C
Mix dispersion 5 minutes, be sequentially added into the tribasic lead stearate of 37.5g, 15.0g while stirring hard
Fat acid barium, 75g calcium carbonate add in high-speed mixer, after start stirring lmin, then shut down
Add 15.0g coupling agent KH550,7.5g Hinered phenols antioxidant 1076 and 7.5g hindered amine
Class light stabilizer 944, then mix homogeneously.Mixed powder is added in banbury, 175 DEG C
Lower banburying 3min, after taking-up, mill is in blocks on a mill until, and the sample mixed is placed on pressure
Preheating 2min on sheet machine at 180 DEG C, be forced into 10MPa, pressurize 1min, repressurization arrives
20MPa hot pressing 2min, water-filling is cooled to room temperature the most at the same pressure, makes 4mm
The tensile bars of thick impact batten and 2mm thickness and bending batten.Sample tensile property is tested
According to GB/T1040-92, M-30A type universal testing machine is carried out, rate of extension
For 2mm/min, specimen size is as follows: a length of 150mm, and width is 20mm, thickness
For 4mm.In triplicate, the hot strength recording this PVC composite resin is 51MPa in experiment.
According to standard GB/T 9341-2000, Plastics-Oetermination of flexural properties method is tested, examination
Sample ruler cun is as follows: a length of 80mm, width is 10mm, and thickness is 4mm.Experiment repeats
Three times, the bending strength recording this PVC composite resin is 62MPa, the modulus of elasticity in static bending
2.57GPa.Testing according to GB1843-1980 according to impact property, specimen size is:
80mm × 10mm × 4mm, is carried out, span on JC-25 simply supported beam Charpy impact machine tester
Being adjusted to 60mm, in triplicate, the impact strength recording this PVC composite resin is in experiment
32.5KJ/m2。
Embodiment 3
By 450.0g polrvinyl chloride (PVC) (purchased from middle petrochemical industry asphalt in Shenli Refinery, SG-5),
300.0g dicyclopentadiene (DCPD) type epoxy resin (purchased from Dai Nippon Printing HP-7200H,
Epoxide equivalent (EEW): 279) mixing, stir with the speed mechanical of 800 revs/min at 30 DEG C
Mix dispersion 5 minutes, be sequentially added into 37.5g dibutyitin maleate, 15.0g while stirring hard
Fat acid barium, 75g calcium carbonate add in high-speed mixer, after start stirring lmin, then shut down
Add 15.0g coupling agent KH550,7.5g Hinered phenols antioxidant 1076 and 7.5g hindered amine
Class light stabilizer 944, then mix homogeneously.Mixed powder is added in banbury, 175 DEG C
Lower banburying 3min, after taking-up, mill is in blocks on a mill until, and the sample mixed is placed on pressure
Preheating 2min on sheet machine at 180 DEG C, be forced into 10MPa, pressurize 1min, repressurization arrives
20MPa hot pressing 2min, water-filling is cooled to room temperature the most at the same pressure, makes 4mm
The tensile bars of thick impact batten and 2mm thickness and bending batten.Sample tensile property is tested
According to GB/T1040-92, M-30A type universal testing machine is carried out, rate of extension
For 2mm/min, specimen size is as follows: a length of 150mm, and width is 20mm, thickness
For 4mm.In triplicate, the hot strength recording this PVC composite resin is 58MPa in experiment.
According to standard GB/T 9341-2000, Plastics-Oetermination of flexural properties method is tested, examination
Sample ruler cun is as follows: a length of 80mm, width is 10mm, and thickness is 4mm.Experiment repeats
Three times, the bending strength recording this PVC composite resin is 74MPa, the modulus of elasticity in static bending
3.0GPa.Testing according to GB1843-1980 according to impact property, specimen size is:
80mm × 10mm × 4mm, is carried out, span on JC-25 simply supported beam Charpy impact machine tester
Being adjusted to 60mm, in triplicate, the impact strength recording this PVC composite resin is in experiment
36.8KJ/m2。
Embodiment 4
By 375.0g polrvinyl chloride (PVC) (purchased from middle petrochemical industry asphalt in Shenli Refinery, SG-5),
375.0g dicyclopentadiene (DCPD) type epoxy resin (purchased from Dai Nippon Printing HP-7200H,
Epoxide equivalent (EEW): 279) mixing, stir with the speed mechanical of 800 revs/min at 30 DEG C
Mix dispersion 5 minutes, be sequentially added into 45.0g dibutyitin maleate, 15.0g while stirring hard
Fat acid barium, 75g calcium carbonate add in high-speed mixer, after start stirring lmin, then shut down
Add 15.0g coupling agent KH550,7.5g Hinered phenols antioxidant 1076 and 7.5g hindered amine
Class light stabilizer 944, then mix homogeneously.Mixed powder is added in banbury, 175 DEG C
Lower banburying 3min, after taking-up, mill is in blocks on a mill until, and the sample mixed is placed on pressure
Preheating 2min on sheet machine at 180 DEG C, be forced into 10MPa, pressurize 1min, repressurization arrives
20MPa hot pressing 2min, water-filling is cooled to room temperature the most at the same pressure, makes 4mm
The tensile bars of thick impact batten and 2mm thickness and bending batten.Sample tensile property is tested
According to GB/T1040-92, M-30A type universal testing machine is carried out, rate of extension
For 2mm/min, specimen size is as follows: a length of 150mm, and width is 20mm, thickness
For 4mm.In triplicate, the hot strength recording this PVC composite resin is 57MPa in experiment.
According to standard GB/T 9341-2000, Plastics-Oetermination of flexural properties method is tested, examination
Sample ruler cun is as follows: a length of 80mm, width is 10mm, and thickness is 4mm.Experiment repeats
Three times, the bending strength recording this PVC composite resin is 69MPa, the modulus of elasticity in static bending
2.7GPa.Testing according to GB1843-1980 according to impact property, specimen size is:
80mm × 10mm × 4mm, is carried out, span on JC-25 simply supported beam Charpy impact machine tester
Being adjusted to 60mm, in triplicate, the impact strength recording this PVC composite resin is in experiment
34.7KJ/m2。
Embodiment 5
By 525.0g polrvinyl chloride (PVC) (purchased from middle petrochemical industry asphalt in Shenli Refinery, SG-5),
225.0g dicyclopentadiene (DCPD) type epoxy resin (purchased from Dai Nippon Printing HP-7200H,
Epoxide equivalent (EEW): 279) mixing, stir with the speed mechanical of 800 revs/min at 30 DEG C
Mix dispersion 5 minutes, be sequentially added into the tribasic lead stearate of 37.5g, 15.0g while stirring hard
Fat acid N-butyl, 50g calcium carbonate add in high-speed mixer, after start stirring lmin, then
Shut down and add 15.0gKH550,7.5g Hinered phenols antioxidant 1076 and 7.5g hindered amines
Light stabilizer 944, then mix homogeneously.Mixed powder is added in banbury, at 175 DEG C
Banburying 3min, after taking-up, mill is in blocks on a mill until, and the sample mixed is placed on tabletting
Preheat 2min on machine at 180 DEG C, be forced into 10MPa, pressurize 1min, repressurization to 20MPa
Hot pressing 2min, water-filling is cooled to room temperature the most at the same pressure, makes thick the rushing of 4mm
Hit batten and the tensile bars of 2mm thickness and bending batten.Sample tensile property test according to
GB/T1040-92, is carried out on M-30A type universal testing machine, and rate of extension is 2
Mm/min, specimen size is as follows: a length of 150mm, and width is 20mm, and thickness is 4mm.
In triplicate, the hot strength recording this PVC composite resin is 54MPa in experiment.According to state
Plastics-Oetermination of flexural properties method is tested by family's standard GB9341-2000, specimen size
As follows: a length of 80mm, width is 10mm, and thickness is 4mm.Test in triplicate,
The bending strength recording this PVC composite resin is 69MPa, modulus of elasticity in static bending 2.76GPa.
Testing according to GB1843-1980 according to impact property, specimen size is:
80mm × 10mm × 4mm, is carried out, span on JC-25 simply supported beam Charpy impact machine tester
Being adjusted to 60mm, in triplicate, the impact strength recording this PVC composite resin is in experiment
35.1KJ/m2。
Embodiment 6
By 525.0g polrvinyl chloride (PVC) (purchased from middle petrochemical industry asphalt in Shenli Refinery, SG-5), 225.0g
Dicyclopentadiene (DCPD) type epoxy resin is (purchased from Dai Nippon Printing HP-7200H, ring
Oxygen equivalent (EEW): 279) mixing, stir with the speed mechanical of 800 revs/min at 30 DEG C and divide
Dissipate 5 minutes, be sequentially added into the tribasic lead stearate of 45.0g, the positive fourth of 22.5g stearic acid while stirring
Ester, 75g calcium carbonate add in high-speed mixer, after start stirring lmin, then shut down addition
15.0g coupling agent KH550,7.5g Hinered phenols antioxidant 1076 and 7.5g hindered amines light is stable
Agent 944, then mix homogeneously.Mixed powder is added in banbury, banburying 3min at 175 DEG C,
After taking-up, mill is in blocks on a mill until, is placed on by the sample mixed on tablet machine at 180 DEG C
Preheating 2min, is forced into 10MPa, pressurize 1min, repressurization to 20MPa hot pressing 2min,
Water-filling is cooled to room temperature the most at the same pressure, makes impact batten thick for 4mm and 2mm
Thick tensile bars and bending batten.The test of sample tensile property according to GB/T1040-92,
Carrying out on M-30A type universal testing machine, rate of extension is 2mm/min, and specimen size is such as
Under: a length of 150mm, width is 20mm, and thickness is 4mm.Experiment in triplicate, is surveyed
The hot strength obtaining this PVC composite resin is 57MPa, elastic modelling quantity 465.04.According to country
Plastics-Oetermination of flexural properties method is tested by standard GB9341-2000, and specimen size is such as
Under: a length of 80mm, width is 10mm, and thickness is 4mm.Experiment in triplicate, records
The bending strength of this PVC composite resin is 70MPa, modulus of elasticity in static bending 2.8GPa.According to punching
Hitting performance test according to GB1843-1980, specimen size is: 80mm × 10mm × 4mm,
Carrying out on JC-25 simply supported beam Charpy impact machine tester, span is adjusted to 60mm, experiment weight
Multiple three times, the impact strength recording this PVC composite resin is 35.3KJ/m2。
The method have the advantages that
1, in PVC composite resin composition of the present invention, composite resin is respectively selected from polrvinyl chloride
Resin (PVC) and the compositions of dicyclopentadiene (DCPD) type epoxy resin, though general PVC
So intensity is higher, and toughness of material is not enough, and low-temperature flexibility is poor, and composite article has high-strength and high ductility
Shock resistance.
2, add heat stabilizer, can prevent Corvic from occurring in high temperature working processes
Degrade and make performance destroy.
3, add in-lubricant, in order to reduce fluid viscosity, promote that intermolecular cohesion destroys,
Molecule mutually flows.
4, add coupling agent, its bonding can be strengthened with coupling organic polymer and inorganic filler
Property, improve the performances such as the machinery of product, aging resistance.
5, hindered amines UV absorbent and the Hinered phenols antioxidant mechanism of action very phase
Seemingly, add hindered amine light stabilizer and Hinered phenols antioxidant, can effectively capture free radical,
Make them will not cause the chain reaction having destruction, reach to suppress the mesh of photooxidation reaction
's.
6, add filler, can improve some performance of PVC, filling-modified existing incremental contribution,
There is again modified effect, the hardness of goods, rigidity, thermostability, anti-flammability etc. can be improved, and can
Reduce cost.Improve the hardness of goods as added calcium carbonate, reduce material cost simultaneously.
The above is only the preferred embodiment of the present invention, it is noted that lead for this technology
For the those of ordinary skill in territory, on the premise of without departing from the technology of the present invention principle, it is also possible to
Making some improvement and replacement, these improve and replace and also should be regarded as protection scope of the present invention.
Claims (9)
1. a PVC composite resin composition, it is characterised in that be made up of following compositions:
The PVC composite resin of 100 mass parts；2.0-6.0 the heat stabilizer of mass parts；1.0-3.0 matter
The in-lubricant of amount part；The filler of 10-30 mass parts；2.0-5.0 the coupling agent of mass parts；
1.0-3.0 the antioxidant of mass parts；1.0-2.0 the UV absorbent of mass parts；Wherein said
PVC composite resin is Corvic and the compositions of dicyclopentadiene type epoxy resin；
Wherein, the preparation method of described PVC composite resin composition, including procedure below:
First described PVC composite resin, heat stabilizer, in-lubricant, filler are added at a high speed
In mixer, start stirring；
Then shut down and add described coupling agent, antioxidant and UV absorbent, mix homogeneously；
Mixed powder adds banburying in banbury, and after taking-up, mill is in blocks on a mill until；
The sample mixed is placed on hot pressing on tablet machine, then keeps the pressure of hot pressing, water-filling
It is cooled to room temperature, makes impact batten, tensile bars and bending batten.
PVC composite resin composition the most according to claim 1, it is characterised in that
In described PVC composite resin, Corvic and the matter of dicyclopentadiene type epoxy resin
Amount ratio is: 2:8-8:2.
PVC composite resin composition the most according to claim 1, it is characterised in that:
Described heat stabilizer is: dibutyitin maleate, tribasic lead stearate, liquid barium cadmium zinc are multiple
Close one or more in stabilizer, calcium-zinc composite stabilizing agent.
PVC composite resin composition the most according to claim 1, it is characterised in that:
Described in-lubricant is: Tissuemat E, n-butyl stearate, barium stearate, calcium stearate,
One or more in phosphite ester lubricant.
PVC composite resin composition the most according to claim 1, it is characterised in that:
Described coupling agent is KH550, KH560, KH570, KH792, DL602, DL171
In one or more.
PVC composite resin composition the most according to claim 1, it is characterised in that:
Described antioxidant be Hinered phenols antioxidant 1076, antioxidant 1010, irgasfos 168,
At least one in antioxidant 1135, antioxidant 1141, antioxidant 1520, antioxidant 1726.
PVC composite resin composition the most according to claim 1, it is characterised in that:
Described UV absorbent be hindered amines UV absorbent GW-944,788,770,
One or more in double (2,2,6,6-tetramethyl-4-piperidyl) SA ester.
PVC composite resin composition the most according to claim 1, it is characterised in that:
Described filler is: calcium carbonate, Kaolin, kieselguhr, bentonite, nano-titanium oxide, Talcum
One or more in powder.
PVC composite resin composition the most according to claim 1, it is characterised in that:
The time of start stirring is 1min；During banburying, banburying 3min at 175 DEG C；During hot pressing,
At 180 DEG C, preheat 2min, be forced into 10MPa, pressurize 1min, repressurization to 20MPa
Hot pressing 2min.
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| CN1042548A (en) * | 1988-11-07 | 1990-05-30 | 薛志纯 | Polychloroethylene processing modifier and impact modifier |
| EP0512610A1 (en) * | 1991-05-09 | 1992-11-11 | The B.F. Goodrich Company | Chlorinated PVC blends |
| EP0667375A1 (en) * | 1994-02-10 | 1995-08-16 | Ein Engineering Co., Ltd. | Synthetic wood meal, method and apparatus for manufacturing the same; synthetic wood boards including the synthetic wood meal, method and apparatus of extrusion molding therefor |
| CN1113919A (en) * | 1994-06-23 | 1995-12-27 | 周大成 | highly rigid composite resin material |
| CN1618866A (en) * | 2004-10-11 | 2005-05-25 | 华东理工大学 | Preparation method of polyvinyl chloride/inorganic rigid particle composite resin |
| CN101157784A (en) * | 2007-11-08 | 2008-04-09 | 新疆屯河节水科技有限公司 | Nano polyvinyl chloride pipe and preparation method thereof |
-
2013
- 2013-06-27 CN CN201310263802.7A patent/CN104250408B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1042548A (en) * | 1988-11-07 | 1990-05-30 | 薛志纯 | Polychloroethylene processing modifier and impact modifier |
| EP0512610A1 (en) * | 1991-05-09 | 1992-11-11 | The B.F. Goodrich Company | Chlorinated PVC blends |
| EP0667375A1 (en) * | 1994-02-10 | 1995-08-16 | Ein Engineering Co., Ltd. | Synthetic wood meal, method and apparatus for manufacturing the same; synthetic wood boards including the synthetic wood meal, method and apparatus of extrusion molding therefor |
| CN1113919A (en) * | 1994-06-23 | 1995-12-27 | 周大成 | highly rigid composite resin material |
| CN1618866A (en) * | 2004-10-11 | 2005-05-25 | 华东理工大学 | Preparation method of polyvinyl chloride/inorganic rigid particle composite resin |
| CN101157784A (en) * | 2007-11-08 | 2008-04-09 | 新疆屯河节水科技有限公司 | Nano polyvinyl chloride pipe and preparation method thereof |
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| CN104250408A (en) | 2014-12-31 |
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