CN107841046A - A kind of brick polypropylene-base pore creating material and preparation method thereof - Google Patents
A kind of brick polypropylene-base pore creating material and preparation method thereof Download PDFInfo
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- CN107841046A CN107841046A CN201711181289.1A CN201711181289A CN107841046A CN 107841046 A CN107841046 A CN 107841046A CN 201711181289 A CN201711181289 A CN 201711181289A CN 107841046 A CN107841046 A CN 107841046A
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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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2611—Polyalkenes
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
- C04B38/063—Preparing or treating the raw materials individually or as batches
- C04B38/0635—Compounding ingredients
- C04B38/0645—Burnable, meltable, sublimable materials
- C04B38/067—Macromolecular compounds
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- 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
- C08K2003/2206—Oxides; Hydroxides of metals of calcium, strontium or barium
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- 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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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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
- C08K2003/2248—Oxides; Hydroxides of metals of copper
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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
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/20—Recycled plastic
Abstract
The invention is related to a kind of brick polypropylene-base pore creating material, including following raw material components：Reclaim heat-insulated polypropylene material,The high crosslinking wear-resisting polypropene material of recovery,Reclaim polypropylene-base ageing-resistant material,Modified fatty alcohol polyethenoxy ether sodium sulphate,Heat-insulated polypropylene material is reclaimed by the heat-insulated polypropylene material of recovery level,Aluminium dihydrogen phosphate,Magnesium hydroxide,Zinc hydroxide and the reaction of alkyl phenol ether sulfosuccinic acid ester sodium salt are made,The high crosslinking wear-resisting polypropene material of recovery is by the high crosslinking wear-resisting polypropene material of recovery level,Sodium metasilicate,Aluminium hydroxide,Cupric oxide and DDAO reaction are made,Polypropylene-base ageing-resistant material is reclaimed by recovery grade polypropylene base ageing-resistant material,Calcium dihydrogen phosphate,Phenolic resin,Cupric oxide,Calcium oxide and EGDS reaction are made,Modified fatty alcohol polyethenoxy ether sodium sulphate is by sodium sulfate of polyethenoxy ether of fatty alcohol,Chlorinated EVA resin,Chlorinated paraffin,Ethanol and N,The reaction of N dimethylformamides is made.The invention has excellent pore-creating performance.
Description
Technical field
The invention is related to a kind of brick polypropylene-base pore creating material and preparation method thereof.
Background technology
Polypropylene is a kind of high molecular thermoplast of function admirable, and polypropylene has the excellent transparency, thermal deformation
The advantages such as temperature, crystallinity, rigidity, electrical insulating property and workability.It is thin that polypropylene is widely used in cup, tableware, packaging
The fields such as film, scuttlebutt, pipeline, bumper.
At present, polypropylene material needs further lifting in pore-creating performance.The heat-insulated polypropylene material of invention use recovery,
The high crosslinking wear-resisting polypropene material of recovery, recovery polypropylene-base ageing-resistant material, modified fatty alcohol polyethenoxy ether sodium sulphate system
For brick polypropylene-base pore creating material, brick polypropylene-base pore creating material prepared by this method has excellent pore-creating performance.
The content of the invention
The purpose of the invention is to provide a kind of preparation method of brick polypropylene-base pore creating material, and this method is anti-by changing
Raw material and technology mode are answered, the material of preparation has excellent pore-creating performance.
To achieve these goals, the technical scheme of the invention is as follows.
A kind of brick polypropylene-base pore creating material and preparation method thereof, specifically includes following steps：(1), by chlorinated EVA tree
Fat, chlorinated paraffin, ethanol and N,N-dimethylformamide are 16~27 according to quality parts ratio：9~20：155~170：100~
120 are added in reactor, and mixing speed is 90~115r/min, under the conditions of 85~99 DEG C of maintenance system temperature, -0.06MPa
10min is reacted, is that 100 sodium sulfate of polyethenoxy ether of fatty alcohol are added in reactor by quality parts ratio, maintains existing reaction
Under the conditions of continue to react 20min, product is through centrifuging, filtering, and in 120 DEG C, -0.08MPa is evaporated under reduced pressure 35min, is washed through 2L ethanol
Wash 3 times, 61 DEG C, -0.07MPa vacuum drying 12min, obtain modified fatty alcohol polyethenoxy ether sodium sulphate；(2) level will, be reclaimed
Polypropylene-base ageing-resistant material, calcium dihydrogen phosphate, phenolic resin, cupric oxide, calcium oxide and EGDS are according to matter
Measure portion rate 100：21~30：7~16：3~4：3~5：After handling 3h in 1~3-50 DEG C of refrigerators of addition, material is transferred to
In ball mill, maintaining drum speed, product is crossed 500 eye mesh screens, returned to react 13~25min under the conditions of 25~30r/min
Pinching acrylic ageing-resistant material；(3), will the high crosslinking wear-resisting polypropene material of recovery level, sodium metasilicate, aluminium hydroxide, cupric oxide
With DDAO according to quality parts ratio 100：28~41：5~8：2~5：1~3 adds -50 DEG C of refrigerators
After middle processing 3h, material is transferred in ball mill, maintains drum speed to react 20~35min under the conditions of 23~34r/min,
Product crosses 500 eye mesh screens, that is, is recycled high crosslinking wear-resisting polypropene material；(4) the heat-insulated polypropylene material of level, phosphorus will, be reclaimed
Acid dihydride aluminium, magnesium hydroxide, zinc hydroxide and alkyl phenol ether sulfosuccinic acid ester sodium salt are according to quality parts ratio 100：37~49：
5~7：7~10：After handling 3h in 1~2-50 DEG C of refrigerators of addition, material is transferred in ball mill, maintenance drum speed is
14~28min is reacted under the conditions of 30~35r/min, product crosses 500 eye mesh screens, that is, is recycled heat-insulated polypropylene material；(5)、
Heat-insulated polypropylene material, the high crosslinking wear-resisting polypropene material of recovery, recovery polypropylene-base ageing-resistant material, modified fat will be reclaimed
Alcohol polyethenoxy ether sodium sulfate is according to quality parts ratio 20：27~36：22~28：3h is handled in 4~13-50 DEG C of refrigerators of addition
Afterwards, material is transferred in ball mill, maintains drum speed to react 20~35min, product mistake under the conditions of 30~45r/min
800 eye mesh screens, that is, obtain brick polypropylene-base pore creating material.
The brick preparation method of polypropylene-base pore creating material described in the invention, comprises the following steps：
(1) it is, 16~27 according to quality parts ratio by chlorinated EVA resin, chlorinated paraffin, ethanol and N,N-dimethylformamide：9
~20：155~170：100~120 are added in reactor, and mixing speed is 90~115r/min, and maintenance system temperature 85~
99 DEG C, react 10min under the conditions of -0.06MPa, be 100 sodium sulfate of polyethenoxy ether of fatty alcohol added to anti-by quality parts ratio
Answer in kettle, maintain to continue to react 20min under existing reaction condition, product is through centrifuging, filtering, and in 120 DEG C, -0.08MPa decompressions are steamed
35min is evaporated, is washed 3 times through 2L ethanol, 61 DEG C, -0.07MPa vacuum drying 12min, obtains modified fatty alcohol polyethenoxy ether sulphur
Sour sodium；Described chlorinated EVA resin and the purpose of chlorinated paraffin are in order to improve the molecular weight of sodium sulfate of polyethenoxy ether of fatty alcohol
And emulsifying agent dispersive property.
(2), will recovery grade polypropylene base ageing-resistant material, calcium dihydrogen phosphate, phenolic resin, cupric oxide, calcium oxide and second
The double stearates of glycol are according to quality parts ratio 100：21~30：7~16：3~4：3~5：1~3 adds in -50 DEG C of refrigerators
After handling 3h, material is transferred in ball mill, maintains drum speed to react 13~25min, production under the conditions of 25~30r/min
Thing crosses 500 eye mesh screens, is recycled polypropylene-base ageing-resistant material；The mesh of described calcium dihydrogen phosphate, cupric oxide and calcium oxide
In order to improve the mechanical strength of brick.
(3), will recovery level high crosslinking wear-resisting polypropene material, sodium metasilicate, aluminium hydroxide, cupric oxide and dimethyl
Base amine oxide is according to quality parts ratio 100：28~41：5~8：2~5：1~3 adds in -50 DEG C of refrigerators after processing 3h, by thing
Material is transferred in ball mill, and maintaining drum speed, product crosses 500 mesh sieves to react 20~35min under the conditions of 23~34r/min
Net, that is, it is recycled high crosslinking wear-resisting polypropene material；The purpose of described sodium metasilicate, aluminium hydroxide and cupric oxide is in order to improve
The mechanical strength of brick.
(4) the heat-insulated polypropylene material of level, aluminium dihydrogen phosphate, magnesium hydroxide, zinc hydroxide and alkyl phenol ether sulfo group will, be reclaimed
Succinate sodium salt is according to quality parts ratio 100：37~49：5~7：7~10：3h is handled in 1~2-50 DEG C of refrigerators of addition
Afterwards, material is transferred in ball mill, maintains drum speed to react 14~28min, product mistake under the conditions of 30~35r/min
500 eye mesh screens, that is, it is recycled heat-insulated polypropylene material；The purpose of described aluminium dihydrogen phosphate, magnesium hydroxide and zinc hydroxide
In order to improve the mechanical strength of brick.
(5) it is ageing-resistant that heat-insulated polypropylene material, the high crosslinking wear-resisting polypropene material of recovery, recovery polypropylene-base will, be reclaimed
Material, modified fatty alcohol polyethenoxy ether sodium sulphate are according to quality parts ratio 20：27~36：22~28：4~13 add -50 DEG C
In refrigerator handle 3h after, material is transferred in ball mill, maintain drum speed be 30~45r/min under the conditions of reaction 20~
35min, product cross 800 eye mesh screens, that is, obtain brick polypropylene-base pore creating material.
The beneficial effect of the invention is：
1st, chlorinated EVA resin and chlorinated paraffin have cl radical, energy and sodium sulfate of polyethenoxy ether of fatty alcohol in ethanol solution
Generation removing sodium chloride reaction, generates high molecular weight surface activating agent；The modified fatty alcohol polyethenoxy ether sodium sulphate tool of preparation
There are high molecular weight and excellent emulsification foaming dispersive property, the compatibility of storeroom can be improved and improve the pore-creating performance of brick,
So as to improve the heat-insulating property of brick；
2nd, calcium dihydrogen phosphate, cupric oxide and calcium oxide belong to inorganic binder system, in brick preparation process, reclaim polypropylene-base
Ageing-resistant material can improve the heat-insulating property of brick, and inorganic binder system can improve the mechanical strength of brick as pore creating material；
3rd, sodium metasilicate, aluminium hydroxide and cupric oxide belong to inorganic binder system, and in brick preparation process, the high crosslinking of recovery level is resistance to
Polypropylene material is ground as pore creating material, the heat-insulating property of brick can be improved, and inorganic binder system can improve the mechanical strength of brick；
4th, aluminium dihydrogen phosphate, magnesium hydroxide and zinc hydroxide belong to inorganic binder system, in brick preparation process, recovery level every
Hot polymerization propylene material can improve the heat-insulating property of brick, and inorganic binder system can improve the mechanical strength of brick as pore creating material；
5th, reclaiming heat-insulated polypropylene material, recovery height is crosslinked wear-resisting polypropene material, reclaim polypropylene-base ageing-resistant material, changing
Property sodium sulfate of polyethenoxy ether of fatty alcohol synergy under, assign the brick excellent pore-creating performance of polypropylene-base pore creating material；
6th, heat-insulated polypropylene material, the high crosslinking wear-resisting polypropene material of recovery, recovery polypropylene-base ageing-resistant material is reclaimed to belong to
Technics of reclaim of plastic waste, a kind of new approaches are provided to solve plastics recovery.
Embodiment
The embodiment of the invention is described with reference to embodiment, to be better understood from the invention.
Embodiment 1
A kind of brick polypropylene-base pore creating material, its preparation method comprise the following steps：
(1) 20 parts of chlorinated EVA resins, 11 parts of chlorinated paraffins, 160 parts of ethanol and 110 parts of N,N-dimethylformamides, are weighed to add
Into reactor, mixing speed 95r/min, 10min is reacted under the conditions of 90 DEG C of maintenance system temperature, -0.06MPa, by 100
Part sodium sulfate of polyethenoxy ether of fatty alcohol is added in reactor, maintains to continue to react 20min, product warp under existing reaction condition
Centrifugation, filtering, in 120 DEG C, -0.08MPa is evaporated under reduced pressure 35min, is washed 3 times through 2L ethanol, 61 DEG C, -0.07MPa vacuum drying
12min, obtain modified fatty alcohol polyethenoxy ether sodium sulphate；
(2) 100 parts of recovery grade polypropylene base ageing-resistant materials, 27 parts of calcium dihydrogen phosphates, 7 parts of phenolic resin, 3 parts of oxidations, are weighed
Copper, 4 parts of calcium oxide and 1 part of EGDS are added in -50 DEG C of refrigerators after handling 3h, and material is transferred into ball mill
In, maintaining drum speed, product crosses 500 eye mesh screens to react 16min under the conditions of 27r/min, and it is resistance to old to be recycled polypropylene-base
Change material；
(3) the high crosslinking wear-resisting polypropene material of 100 parts of recovery levels, 30 parts of sodium metasilicate, 6 parts of aluminium hydroxides, 3 parts of cupric oxide, are weighed
Added with 1 part of DDAO in -50 DEG C of refrigerators after handling 3h, material is transferred in ball mill, maintained
Drum speed reacts 27min under the conditions of being 25r/min, and product crosses 500 eye mesh screens, that is, is recycled high crosslinking wear-resisting polypropene material
Material；
(4) the heat-insulated polypropylene material of 100 parts of recovery levels, 40 parts of aluminium dihydrogen phosphates, 5 parts of magnesium hydroxides, 8 parts of zinc hydroxides, are weighed
Added with 1 part of alkyl phenol ether sulfosuccinic acid ester sodium salt in -50 DEG C of refrigerators after handling 3h, material be transferred in ball mill,
Maintaining drum speed, product crosses 500 eye mesh screens, that is, is recycled heat-insulated polypropylene material to react 18min under the conditions of 33r/min
Material；
(5) the heat-insulated polypropylene material of 20 parts of recovery, the high crosslinking wear-resisting polypropene material of 30 parts of recovery, 25 parts of recovery poly- third, are weighed
Alkenyl ageing-resistant material, 7 parts of modified fatty alcohol polyethenoxy ether sodium sulphate are added in -50 DEG C of refrigerators after handling 3h, by material
It is transferred in ball mill, maintaining drum speed, product crosses 800 eye mesh screens, that is, obtains brick to react 28min under the conditions of 36r/min
With polypropylene-base pore creating material.
Embodiment 2
A kind of brick polypropylene-base pore creating material, its preparation method comprise the following steps：
(1) 16 parts of chlorinated EVA resins, 9 parts of chlorinated paraffins, 155 parts of ethanol and 100 parts of N,N-dimethylformamides, are weighed to add
Into reactor, mixing speed 90r/min, 10min is reacted under the conditions of 85 DEG C of maintenance system temperature, -0.06MPa, by 100
Part sodium sulfate of polyethenoxy ether of fatty alcohol is added in reactor, maintains to continue to react 20min, product warp under existing reaction condition
Centrifugation, filtering, in 120 DEG C, -0.08MPa is evaporated under reduced pressure 35min, is washed 3 times through 2L ethanol, 61 DEG C, -0.07MPa vacuum drying
12min, obtain modified fatty alcohol polyethenoxy ether sodium sulphate；
(2) 100 parts of recovery grade polypropylene base ageing-resistant materials, 21 parts of calcium dihydrogen phosphates, 7 parts of phenolic resin, 3 parts of oxidations, are weighed
Copper, 3 parts of calcium oxide and 1 part of EGDS are added in -50 DEG C of refrigerators after handling 3h, and material is transferred into ball mill
In, maintaining drum speed, product crosses 500 eye mesh screens to react 25min under the conditions of 25r/min, and it is resistance to old to be recycled polypropylene-base
Change material；
(3) the high crosslinking wear-resisting polypropene material of 100 parts of recovery levels, 28 parts of sodium metasilicate, 5 parts of aluminium hydroxides, 2 parts of cupric oxide, are weighed
Added with 1 part of DDAO in -50 DEG C of refrigerators after handling 3h, material is transferred in ball mill, maintained
Drum speed reacts 35min under the conditions of being 23r/min, and product crosses 500 eye mesh screens, that is, is recycled high crosslinking wear-resisting polypropene material
Material；
(4) the heat-insulated polypropylene material of 100 parts of recovery levels, 37 parts of aluminium dihydrogen phosphates, 5 parts of magnesium hydroxides, 7 parts of zinc hydroxides, are weighed
Added with 1 part of alkyl phenol ether sulfosuccinic acid ester sodium salt in -50 DEG C of refrigerators after handling 3h, material be transferred in ball mill,
Maintaining drum speed, product crosses 500 eye mesh screens, that is, is recycled heat-insulated polypropylene material to react 28min under the conditions of 30r/min
Material；
(5) the heat-insulated polypropylene material of 20 parts of recovery, the high crosslinking wear-resisting polypropene material of 27 parts of recovery, 22 parts of recovery poly- third, are weighed
Alkenyl ageing-resistant material, 4 parts of modified fatty alcohol polyethenoxy ether sodium sulphate are added in -50 DEG C of refrigerators after handling 3h, by material
It is transferred in ball mill, maintaining drum speed, product crosses 800 eye mesh screens, that is, obtains brick to react 35min under the conditions of 30r/min
With polypropylene-base pore creating material.
Embodiment 3
A kind of brick polypropylene-base pore creating material, its preparation method comprise the following steps：
(1) 27 parts of chlorinated EVA resins, 20 parts of chlorinated paraffins, 170 parts of ethanol and 120 parts of N,N-dimethylformamides, are weighed to add
Into reactor, mixing speed 115r/min, 10min is reacted under the conditions of 99 DEG C of maintenance system temperature, -0.06MPa, by 100
Part sodium sulfate of polyethenoxy ether of fatty alcohol is added in reactor, maintains to continue to react 20min, product warp under existing reaction condition
Centrifugation, filtering, in 120 DEG C, -0.08MPa is evaporated under reduced pressure 35min, is washed 3 times through 2L ethanol, 61 DEG C, -0.07MPa vacuum drying
12min, obtain modified fatty alcohol polyethenoxy ether sodium sulphate；
(2) 100 parts of recovery grade polypropylene base ageing-resistant materials, 30 parts of calcium dihydrogen phosphates, 16 parts of phenolic resin, 4 parts of oxidations, are weighed
Copper, 5 parts of calcium oxide and 3 parts of EGDSs are added in -50 DEG C of refrigerators after handling 3h, and material is transferred into ball mill
In, maintaining drum speed, product crosses 500 eye mesh screens to react 13min under the conditions of 30r/min, and it is resistance to old to be recycled polypropylene-base
Change material；
(3) the high crosslinking wear-resisting polypropene material of 100 parts of recovery levels, 41 parts of sodium metasilicate, 8 parts of aluminium hydroxides, 5 parts of cupric oxide, are weighed
Added with 3 parts of DDAOs in -50 DEG C of refrigerators after handling 3h, material is transferred in ball mill, maintained
Drum speed reacts 20min under the conditions of being 34r/min, and product crosses 500 eye mesh screens, that is, is recycled high crosslinking wear-resisting polypropene material
Material；
(4) the heat-insulated polypropylene material of 100 parts of recovery levels, 49 parts of aluminium dihydrogen phosphates, 7 parts of magnesium hydroxides, 10 parts of zinc hydroxides, are weighed
Added with 2 parts of alkyl phenol ether sulfosuccinic acid ester sodium salts in -50 DEG C of refrigerators after handling 3h, material be transferred in ball mill,
Maintaining drum speed, product crosses 500 eye mesh screens, that is, is recycled heat-insulated polypropylene material to react 14min under the conditions of 35r/min
Material；
(5) the heat-insulated polypropylene material of 20 parts of recovery, the high crosslinking wear-resisting polypropene material of 36 parts of recovery, 28 parts of recovery poly- third, are weighed
Alkenyl ageing-resistant material, 13 parts of modified fatty alcohol polyethenoxy ether sodium sulphate are added in -50 DEG C of refrigerators after handling 3h, by material
It is transferred in ball mill, maintaining drum speed, product crosses 800 eye mesh screens, that is, obtains brick to react 20min under the conditions of 45r/min
With polypropylene-base pore creating material.
Embodiment 4
A kind of brick polypropylene-base pore creating material, its preparation method comprise the following steps：
(1) 19 parts of chlorinated EVA resins, 12 parts of chlorinated paraffins, 158 parts of ethanol and 110 parts of N,N-dimethylformamides, are weighed to add
Into reactor, mixing speed 93r/min, 10min is reacted under the conditions of 86 DEG C of maintenance system temperature, -0.06MPa, by 100
Part sodium sulfate of polyethenoxy ether of fatty alcohol is added in reactor, maintains to continue to react 20min, product warp under existing reaction condition
Centrifugation, filtering, in 120 DEG C, -0.08MPa is evaporated under reduced pressure 35min, is washed 3 times through 2L ethanol, 61 DEG C, -0.07MPa vacuum drying
12min, obtain modified fatty alcohol polyethenoxy ether sodium sulphate；
(2) 100 parts of recovery grade polypropylene base ageing-resistant materials, 23 parts of calcium dihydrogen phosphates, 8 parts of phenolic resin, 3.2 parts of oxygen, are weighed
Change copper, 4 parts of calcium oxide and 1.5 parts of EGDSs to add in -50 DEG C of refrigerators after handling 3h, material is transferred to ball
In grinding machine, maintaining drum speed, product crosses 500 eye mesh screens, is recycled polypropylene-base to react 17min under the conditions of 26r/min
Ageing-resistant material；
(3) the high crosslinking wear-resisting polypropene material of 100 parts of recovery levels, 30 parts of sodium metasilicate, 6 parts of aluminium hydroxides, 5 parts of cupric oxide, are weighed
Added with 2.1 parts of DDAOs in -50 DEG C of refrigerators after handling 3h, material is transferred in ball mill, tieed up
Tube-holding body rotating speed reacts 23min under the conditions of being 26r/min, and product crosses 500 eye mesh screens, that is, is recycled high crosslinking wear-resisting polypropene
Material；
(4) the heat-insulated polypropylene material of 100 parts of recovery levels, 39 parts of aluminium dihydrogen phosphates, 6.5 parts of magnesium hydroxides, 7.9 parts of hydrogen-oxygens, are weighed
Change zinc and 1.3 parts of alkyl phenol ether sulfosuccinic acid ester sodium salts are added in -50 DEG C of refrigerators after handling 3h, material is transferred to ball milling
In machine, maintaining drum speed, product crosses 500 eye mesh screens, that is, is recycled heat-insulated poly- third to react 17min under the conditions of 33r/min
Alkene material；
(5) the heat-insulated polypropylene material of 20 parts of recovery, the high crosslinking wear-resisting polypropene material of 29 parts of recovery, 25 parts of recovery poly- third, are weighed
Alkenyl ageing-resistant material, 8 parts of modified fatty alcohol polyethenoxy ether sodium sulphate are added in -50 DEG C of refrigerators after handling 3h, by material
It is transferred in ball mill, maintaining drum speed, product crosses 800 eye mesh screens, that is, obtains brick to react 32min under the conditions of 41r/min
With polypropylene-base pore creating material.
Embodiment 5
A kind of brick polypropylene-base pore creating material, its preparation method comprise the following steps：
(1) 21 parts of chlorinated EVA resins, 17 parts of chlorinated paraffins, 167 parts of ethanol and 108 parts of N,N-dimethylformamides, are weighed to add
Into reactor, mixing speed 112r/min, 10min is reacted under the conditions of 96 DEG C of maintenance system temperature, -0.06MPa, by 100
Part sodium sulfate of polyethenoxy ether of fatty alcohol is added in reactor, maintains to continue to react 20min, product warp under existing reaction condition
Centrifugation, filtering, in 120 DEG C, -0.08MPa is evaporated under reduced pressure 35min, is washed 3 times through 2L ethanol, 61 DEG C, -0.07MPa vacuum drying
12min, obtain modified fatty alcohol polyethenoxy ether sodium sulphate；
(2) 100 parts of recovery grade polypropylene base ageing-resistant materials, 22 parts of calcium dihydrogen phosphates, 9 parts of phenolic resin, 3.2 parts of oxygen, are weighed
Change copper, 3.8 parts of calcium oxide and 2.5 parts of EGDSs to add in -50 DEG C of refrigerators after handling 3h, material is transferred to
In ball mill, maintaining drum speed, product crosses 500 eye mesh screens, is recycled polypropylene to react 21min under the conditions of 27r/min
Base ageing-resistant material；
(3) the high crosslinking wear-resisting polypropene material of 100 parts of recovery levels, 37 parts of sodium metasilicate, 7.1 parts of aluminium hydroxides, 3.2 parts of oxygen, are weighed
Change copper and 2.6 parts of DDAOs are added in -50 DEG C of refrigerators after handling 3h, material is transferred to ball mill
In, maintaining drum speed, product crosses 500 eye mesh screens to react 34min under the conditions of 33r/min, that is, it is wear-resisting to be recycled high crosslinking
Polypropylene material；
(4) the heat-insulated polypropylene material of 100 parts of recovery levels, 40 parts of aluminium dihydrogen phosphates, 6.3 parts of magnesium hydroxides, 7.9 parts of hydrogen-oxygens, are weighed
Change zinc and 1.2 parts of alkyl phenol ether sulfosuccinic acid ester sodium salts are added in -50 DEG C of refrigerators after handling 3h, material is transferred to ball milling
In machine, maintaining drum speed, product crosses 500 eye mesh screens, that is, is recycled heat-insulated poly- third to react 26min under the conditions of 31r/min
Alkene material；
(5) the heat-insulated polypropylene material of 20 parts of recovery, the high crosslinking wear-resisting polypropene material of 33 parts of recovery, 25 parts of recovery poly- third, are weighed
Alkenyl ageing-resistant material, 12 parts of modified fatty alcohol polyethenoxy ether sodium sulphate are added in -50 DEG C of refrigerators after handling 3h, by material
It is transferred in ball mill, maintaining drum speed, product crosses 800 eye mesh screens, that is, obtains brick to react 28min under the conditions of 40r/min
With polypropylene-base pore creating material.
Embodiment 6
A kind of brick polypropylene-base pore creating material, its preparation method comprise the following steps：
(1) 23 parts of chlorinated EVA resins, 13 parts of chlorinated paraffins, 168 parts of ethanol and 117 parts of N,N-dimethylformamides, are weighed to add
Into reactor, mixing speed 109r/min, 10min is reacted under the conditions of 96 DEG C of maintenance system temperature, -0.06MPa, by 100
Part sodium sulfate of polyethenoxy ether of fatty alcohol is added in reactor, maintains to continue to react 20min, product warp under existing reaction condition
Centrifugation, filtering, in 120 DEG C, -0.08MPa is evaporated under reduced pressure 35min, is washed 3 times through 2L ethanol, 61 DEG C, -0.07MPa vacuum drying
12min, obtain modified fatty alcohol polyethenoxy ether sodium sulphate；
(2) 100 parts of recovery grade polypropylene base ageing-resistant materials, 26 parts of calcium dihydrogen phosphates, 14 parts of phenolic resin, 3.8 parts of oxygen, are weighed
Change copper, 4.1 parts of calcium oxide and 1.6 parts of EGDSs to add in -50 DEG C of refrigerators after handling 3h, material is transferred to
In ball mill, maintaining drum speed, product crosses 500 eye mesh screens, is recycled polypropylene to react 22min under the conditions of 29r/min
Base ageing-resistant material；
(3) the high crosslinking wear-resisting polypropene material of 100 parts of recovery levels, 38 parts of sodium metasilicate, 6.3 parts of aluminium hydroxides, 3.1 parts of oxygen, are weighed
Change copper and 2.3 parts of DDAOs are added in -50 DEG C of refrigerators after handling 3h, material is transferred to ball mill
In, maintaining drum speed, product crosses 500 eye mesh screens to react 25min under the conditions of 26r/min, that is, it is wear-resisting to be recycled high crosslinking
Polypropylene material；
(4) the heat-insulated polypropylene material of 100 parts of recovery levels, 39 parts of aluminium dihydrogen phosphates, 6.3 parts of magnesium hydroxides, 8.9 parts of hydrogen-oxygens, are weighed
Change zinc and 1.8 parts of alkyl phenol ether sulfosuccinic acid ester sodium salts are added in -50 DEG C of refrigerators after handling 3h, material is transferred to ball milling
In machine, maintaining drum speed, product crosses 500 eye mesh screens, that is, is recycled heat-insulated poly- third to react 26min under the conditions of 34r/min
Alkene material；
(5) the heat-insulated polypropylene material of 20 parts of recovery, the high crosslinking wear-resisting polypropene material of 34 parts of recovery, 23 parts of recovery poly- third, are weighed
Alkenyl ageing-resistant material, 11 parts of modified fatty alcohol polyethenoxy ether sodium sulphate are added in -50 DEG C of refrigerators after handling 3h, by material
It is transferred in ball mill, maintaining drum speed, product crosses 800 eye mesh screens, that is, obtains brick to react 25min under the conditions of 44r/min
With polypropylene-base pore creating material.
Embodiment 7
A kind of brick polypropylene-base pore creating material, its preparation method comprise the following steps：
(1) 22 parts of chlorinated EVA resins, 13 parts of chlorinated paraffins, 167 parts of ethanol and 105 parts of N,N-dimethylformamides, are weighed to add
Into reactor, mixing speed 109r/min, 10min is reacted under the conditions of 96 DEG C of maintenance system temperature, -0.06MPa, by 100
Part sodium sulfate of polyethenoxy ether of fatty alcohol is added in reactor, maintains to continue to react 20min, product warp under existing reaction condition
Centrifugation, filtering, in 120 DEG C, -0.08MPa is evaporated under reduced pressure 35min, is washed 3 times through 2L ethanol, 61 DEG C, -0.07MPa vacuum drying
12min, obtain modified fatty alcohol polyethenoxy ether sodium sulphate；
(2) 100 parts of recovery grade polypropylene base ageing-resistant materials, 23 parts of calcium dihydrogen phosphates, 9 parts of phenolic resin, 3.7 parts of oxygen, are weighed
Change copper, 3.9 parts of calcium oxide and 1.8 parts of EGDSs to add in -50 DEG C of refrigerators after handling 3h, material is transferred to
In ball mill, maintaining drum speed, product crosses 500 eye mesh screens, is recycled polypropylene to react 17min under the conditions of 26r/min
Base ageing-resistant material；
(3) the high crosslinking wear-resisting polypropene material of 100 parts of recovery levels, 38 parts of sodium metasilicate, 6.3 parts of aluminium hydroxides, 4.1 parts of oxygen, are weighed
Change copper and 3 parts of DDAOs added in -50 DEG C of refrigerators after handling 3h, material is transferred in ball mill,
Maintaining drum speed, product crosses 500 eye mesh screens to react 31min under the conditions of 30r/min, that is, is recycled high crosslinking wear-resisting poly- third
Alkene material；
(4) the heat-insulated polypropylene material of 100 parts of recovery levels, 44 parts of aluminium dihydrogen phosphates, 5.6 parts of magnesium hydroxides, 8.9 parts of hydrogen-oxygens, are weighed
Change zinc and 1.3 parts of alkyl phenol ether sulfosuccinic acid ester sodium salts are added in -50 DEG C of refrigerators after handling 3h, material is transferred to ball milling
In machine, maintaining drum speed, product crosses 500 eye mesh screens, that is, is recycled heat-insulated poly- third to react 18min under the conditions of 31r/min
Alkene material；
(5) the heat-insulated polypropylene material of 20 parts of recovery, the high crosslinking wear-resisting polypropene material of 34 parts of recovery, 23 parts of recovery poly- third, are weighed
Alkenyl ageing-resistant material, 8 parts of modified fatty alcohol polyethenoxy ether sodium sulphate are added in -50 DEG C of refrigerators after handling 3h, by material
It is transferred in ball mill, maintaining drum speed, product crosses 800 eye mesh screens, that is, obtains brick to react 29min under the conditions of 37r/min
With polypropylene-base pore creating material.
Embodiment 8
A kind of brick polypropylene-base pore creating material, its preparation method comprise the following steps：
(1) 19 parts of chlorinated EVA resins, 10 parts of chlorinated paraffins, 163 parts of ethanol and 114 parts of N,N-dimethylformamides, are weighed to add
Into reactor, mixing speed 110r/min, 10min is reacted under the conditions of 90 DEG C of maintenance system temperature, -0.06MPa, by 100
Part sodium sulfate of polyethenoxy ether of fatty alcohol is added in reactor, maintains to continue to react 20min, product warp under existing reaction condition
Centrifugation, filtering, in 120 DEG C, -0.08MPa is evaporated under reduced pressure 35min, is washed 3 times through 2L ethanol, 61 DEG C, -0.07MPa vacuum drying
12min, obtain modified fatty alcohol polyethenoxy ether sodium sulphate；
(2) 100 parts of recovery grade polypropylene base ageing-resistant materials, 22 parts of calcium dihydrogen phosphates, 8 parts of phenolic resin, 3.7 parts of oxygen, are weighed
Change copper, 4.8 parts of calcium oxide and 2.3 parts of EGDSs to add in -50 DEG C of refrigerators after handling 3h, material is transferred to
In ball mill, maintaining drum speed, product crosses 500 eye mesh screens, is recycled polypropylene to react 23min under the conditions of 29r/min
Base ageing-resistant material；
(3) the high crosslinking wear-resisting polypropene material of 100 parts of recovery levels, 40 parts of sodium metasilicate, 6.9 parts of aluminium hydroxides, 4.4 parts of oxygen, are weighed
Change copper and 2.2 parts of DDAOs are added in -50 DEG C of refrigerators after handling 3h, material is transferred to ball mill
In, maintaining drum speed, product crosses 500 eye mesh screens to react 34min under the conditions of 30r/min, that is, it is wear-resisting to be recycled high crosslinking
Polypropylene material；
(4) the heat-insulated polypropylene material of 100 parts of recovery levels, 46 parts of aluminium dihydrogen phosphates, 6.1 parts of magnesium hydroxides, 8.7 parts of hydrogen-oxygens, are weighed
Change zinc and 1.6 parts of alkyl phenol ether sulfosuccinic acid ester sodium salts are added in -50 DEG C of refrigerators after handling 3h, material is transferred to ball milling
In machine, maintaining drum speed, product crosses 500 eye mesh screens, that is, is recycled heat-insulated poly- third to react 26min under the conditions of 33r/min
Alkene material；
(5) the heat-insulated polypropylene material of 20 parts of recovery, the high crosslinking wear-resisting polypropene material of 33 parts of recovery, 25 parts of recovery poly- third, are weighed
Alkenyl ageing-resistant material, 5 parts of modified fatty alcohol polyethenoxy ether sodium sulphate are added in -50 DEG C of refrigerators after handling 3h, by material
It is transferred in ball mill, maintaining drum speed, product crosses 800 eye mesh screens, that is, obtains brick to react 31min under the conditions of 41r/min
With polypropylene-base pore creating material.
Reference examples 1
In this reference examples, modified fatty alcohol polyethenoxy ether sodium sulphate, other components and preparation method and the phase of embodiment 1 are not added
Together.
Reference examples 2
In this reference examples, recovery polypropylene-base ageing-resistant material is not added, other components and preparation method are same as Example 1.
Reference examples 3
In this reference examples, the high crosslinking wear-resisting polypropene material of recovery, other components and preparation method and the phase of embodiment 1 are not added
Together.
Reference examples 4
In this reference examples, the heat-insulated polypropylene material of recovery is not added, other components and preparation method are same as Example 1.
Reference examples 5
In this reference examples, from the modified fatty alcohol in common fats alcohol polyethenoxy ether sodium sulfate alternate embodiment 1 in formula
Polyethenoxy ether sodium sulfate, other components and preparation method are same as Example 1.
Reference examples 6
It is other from the recovery polypropylene-base ageing-resistant material in plain polypropylene alternate embodiment 1 in formula in this reference examples
Component is same as Example 1 with preparation method.
Reference examples 7
The recovery height crosslinking wear-resisting polypropene material selected in this reference examples, in formula in plain polypropylene alternate embodiment 1, its
Its component and preparation method are same as Example 1.
Reference examples 8
In this reference examples, from the heat-insulated polypropylene material of recovery in plain polypropylene alternate embodiment 1, other components in formula
It is same as Example 1 with preparation method.
The performance parameter of brick polypropylene-base pore creating material made from the embodiment 1 of table 1 and reference examples 1~8
| Embodiment 1 | Reference examples 1 | Reference examples 2 | Reference examples 3 | Reference examples 4 | Reference examples 5 | Reference examples 6 | Reference examples 7 | Reference examples 8 | |
| Porosity/% of brick | 43 | 16 | 32 | 31 | 29 | 19 | 27 | 23 | 19 |
| Cold crushing strength/kgf/cm2 | 352 | 296 | 310 | 273 | 289 | 267 | 278 | 256 | 234 |
Described above is the preferred embodiment of the invention, it is noted that for those skilled in the art,
On the premise of the inventive principle is not departed from, some improvements and modifications can also be made, these improvements and modifications are also considered as the hair
Bright protection domain.
Claims (2)
- A kind of 1. brick preparation method of polypropylene-base pore creating material, it is characterised in that：Including following raw material components：Reclaim heat-insulated poly- Propylene material, the high crosslinking wear-resisting polypropene material of recovery, recovery polypropylene-base ageing-resistant material, modified fatty alcohol polyethenoxy ether Sodium sulphate, the heat-insulated polypropylene material of described recovery, the high crosslinking wear-resisting polypropene material of recovery, the recovery ageing-resistant material of polypropylene-base Material, the quality parts ratio of modified fatty alcohol polyethenoxy ether sodium sulphate are 20：27~36：22~28：4~13, wherein, it is described Heat-insulated polypropylene material is reclaimed by the heat-insulated polypropylene material of recovery level, aluminium dihydrogen phosphate, magnesium hydroxide, zinc hydroxide and alkyl phenol The reaction of ether sulfosuccinates sodium salt is made, the described heat-insulated polypropylene material of recovery level, aluminium dihydrogen phosphate, magnesium hydroxide, hydrogen The quality parts ratio of zinc oxide and alkyl phenol ether sulfosuccinic acid ester sodium salt is 100：37~49：5~7：7~10：1~2, it is described The high crosslinking wear-resisting polypropene material of recovery by the high crosslinking wear-resisting polypropene material of recovery level, sodium metasilicate, aluminium hydroxide, cupric oxide It is made with DDAO reaction, the high crosslinking wear-resisting polypropene material of described recovery level, sodium metasilicate, hydroxide The quality parts ratio of aluminium, cupric oxide and DDAO is 100：28~41：5~8：2~5：1~3, it is described Reclaim polypropylene-base ageing-resistant material by recovery grade polypropylene base ageing-resistant material, calcium dihydrogen phosphate, phenolic resin, cupric oxide, Calcium oxide and EGDS reaction are made, described recovery grade polypropylene base ageing-resistant material, calcium dihydrogen phosphate, phenol Urea formaldehyde, cupric oxide, the quality parts ratio of calcium oxide and EGDS are 100：21~30：7~16：3~4：3~ 5：1~3, described modified fatty alcohol polyethenoxy ether sodium sulphate by sodium sulfate of polyethenoxy ether of fatty alcohol, chlorinated EVA resin, Chlorinated paraffin, ethanol and DMF reaction are made, described sodium sulfate of polyethenoxy ether of fatty alcohol, chlorinated EVA Resin, chlorinated paraffin, the quality parts ratio of ethanol and N,N-dimethylformamide are 100：16~27：9~20：155~170： 100~120.
- A kind of 2. preparation method of brick polypropylene-base pore creating material according to claim 1, it is characterised in that：Described brick is used Polypropylene-base pore creating material is as made from following preparation method：(1), by chlorinated EVA resin, chlorinated paraffin, ethanol and N, N- bis- NMF is 16~27 according to quality parts ratio：9~20：155~170：100~120 are added in reactor, stirring speed Spend for 90~115r/min, react 10min under the conditions of 85~99 DEG C of maintenance system temperature, -0.06MPa, be by quality parts ratio 100 sodium sulfate of polyethenoxy ether of fatty alcohol are added in reactor, maintain to continue to react 20min, product under existing reaction condition Through centrifuging, filtering, in 120 DEG C, -0.08MPa is evaporated under reduced pressure 35min, and 3 times are washed through 2L ethanol, 61 DEG C, -0.07MPa vacuum does Dry 12min, obtain modified fatty alcohol polyethenoxy ether sodium sulphate；(2), will recovery grade polypropylene base ageing-resistant material, di(2-ethylhexyl)phosphate Hydrogen calcium, phenolic resin, cupric oxide, calcium oxide and EGDS are according to quality parts ratio 100：21~30：7~16：3 ~4：3~5：After handling 3h in 1~3-50 DEG C of refrigerators of addition, material is transferred in ball mill, it is 25 to maintain drum speed 13~25min is reacted under the conditions of~30r/min, product crosses 500 eye mesh screens, is recycled polypropylene-base ageing-resistant material；(3)、 Will recovery level high crosslinking wear-resisting polypropene material, sodium metasilicate, aluminium hydroxide, cupric oxide and DDAO according to Quality parts ratio 100：28~41：5~8：2~5：After handling 3h in 1~3-50 DEG C of refrigerators of addition, material is transferred to ball milling In machine, maintaining drum speed, product is crossed 500 eye mesh screens, that is, is recycled to react 20~35min under the conditions of 23~34r/min Height crosslinking wear-resisting polypropene material；(4) the heat-insulated polypropylene material of level, aluminium dihydrogen phosphate, magnesium hydroxide, zinc hydroxide will, be reclaimed With alkyl phenol ether sulfosuccinic acid ester sodium salt according to quality parts ratio 100：37~49：5~7：7~10：1~2-50 DEG C of addition is cold In jelly machine handle 3h after, material is transferred in ball mill, maintain drum speed be 30~35r/min under the conditions of reaction 14~ 28min, product cross 500 eye mesh screens, that is, are recycled heat-insulated polypropylene material；(5) heat-insulated polypropylene material, recovery will, be reclaimed Height crosslinking wear-resisting polypropene material, recovery polypropylene-base ageing-resistant material, modified fatty alcohol polyethenoxy ether sodium sulphate are according to matter Measure portion rate 20：27~36：22~28：After handling 3h in 4~13-50 DEG C of refrigerators of addition, material is transferred in ball mill, Maintaining drum speed, product crosses 800 eye mesh screens, that is, obtains brick polypropylene to react 20~35min under the conditions of 30~45r/min Base pore creating material.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101638493A (en) * | 2009-08-27 | 2010-02-03 | 惠东美化塑胶实业有限公司 | Long glass fiber reinforced recycled polypropylene material and preparation method thereof |
| CN103254500A (en) * | 2013-04-01 | 2013-08-21 | 浙江俊尔新材料股份有限公司 | Modified composite material with recovered polypropylene as matrix and preparation method thereof |
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2017
- 2017-11-23 CN CN201711181289.1A patent/CN107841046A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101638493A (en) * | 2009-08-27 | 2010-02-03 | 惠东美化塑胶实业有限公司 | Long glass fiber reinforced recycled polypropylene material and preparation method thereof |
| CN103254500A (en) * | 2013-04-01 | 2013-08-21 | 浙江俊尔新材料股份有限公司 | Modified composite material with recovered polypropylene as matrix and preparation method thereof |
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Application publication date: 20180327 |