CN110498968A - Polypropylene thermoplastic elastomer composite material and preparation method thereof - Google Patents
Polypropylene thermoplastic elastomer composite material and preparation method thereof Download PDFInfo
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- CN110498968A CN110498968A CN201910819202.1A CN201910819202A CN110498968A CN 110498968 A CN110498968 A CN 110498968A CN 201910819202 A CN201910819202 A CN 201910819202A CN 110498968 A CN110498968 A CN 110498968A
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- -1 Polypropylene Polymers 0.000 title claims abstract description 100
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 97
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 91
- 229920002725 thermoplastic elastomer Polymers 0.000 title claims abstract description 66
- 239000002131 composite material Substances 0.000 title claims abstract description 49
- 238000002360 preparation method Methods 0.000 title claims description 18
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 51
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 51
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 32
- 239000000843 powder Substances 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 28
- 229920000126 latex Polymers 0.000 claims abstract description 22
- 239000004816 latex Substances 0.000 claims abstract description 22
- 229920001971 elastomer Polymers 0.000 claims abstract description 19
- 239000000806 elastomer Substances 0.000 claims abstract description 19
- 229910000420 cerium oxide Inorganic materials 0.000 claims abstract description 17
- 239000007822 coupling agent Substances 0.000 claims abstract description 17
- 239000000945 filler Substances 0.000 claims abstract description 16
- 239000000919 ceramic Substances 0.000 claims abstract description 12
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 3
- 238000002156 mixing Methods 0.000 claims description 39
- 238000001125 extrusion Methods 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 16
- 229920000459 Nitrile rubber Polymers 0.000 claims description 15
- 229920000260 silastic Polymers 0.000 claims description 15
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 12
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 12
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 12
- 229920001577 copolymer Polymers 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 6
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 6
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 6
- XMQYIPNJVLNWOE-UHFFFAOYSA-N dioctyl hydrogen phosphite Chemical compound CCCCCCCCOP(O)OCCCCCCCC XMQYIPNJVLNWOE-UHFFFAOYSA-N 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- HIHIPCDUFKZOSL-UHFFFAOYSA-N ethenyl(methyl)silicon Chemical compound C[Si]C=C HIHIPCDUFKZOSL-UHFFFAOYSA-N 0.000 claims description 5
- 239000004945 silicone rubber Substances 0.000 claims description 5
- MOSXLDGILGBOSZ-UHFFFAOYSA-N ethenyl-methyl-phenylsilicon Chemical compound C=C[Si](C)C1=CC=CC=C1 MOSXLDGILGBOSZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000012948 isocyanate Substances 0.000 claims description 4
- 150000002513 isocyanates Chemical class 0.000 claims description 4
- 239000004615 ingredient Substances 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims 2
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 claims 2
- XNINAOUGJUYOQX-UHFFFAOYSA-N 2-cyanobutanoic acid Chemical compound CCC(C#N)C(O)=O XNINAOUGJUYOQX-UHFFFAOYSA-N 0.000 claims 1
- 239000006071 cream Substances 0.000 claims 1
- 238000007670 refining Methods 0.000 claims 1
- 229920006124 polyolefin elastomer Polymers 0.000 abstract 2
- 239000004944 Liquid Silicone Rubber Substances 0.000 abstract 1
- 150000002825 nitriles Chemical class 0.000 abstract 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 abstract 1
- 235000006708 antioxidants Nutrition 0.000 description 49
- WBYWAXJHAXSJNI-VOTSOKGWSA-M .beta-Phenylacrylic acid Natural products [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 description 5
- ODJQKYXPKWQWNK-UHFFFAOYSA-N 3,3'-Thiobispropanoic acid Chemical compound OC(=O)CCSCCC(O)=O ODJQKYXPKWQWNK-UHFFFAOYSA-N 0.000 description 5
- GHKOFFNLGXMVNJ-UHFFFAOYSA-N Didodecyl thiobispropanoate Chemical compound CCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCC GHKOFFNLGXMVNJ-UHFFFAOYSA-N 0.000 description 5
- 238000003723 Smelting Methods 0.000 description 5
- 239000003490 Thiodipropionic acid Substances 0.000 description 5
- 229930016911 cinnamic acid Natural products 0.000 description 5
- 235000013985 cinnamic acid Nutrition 0.000 description 5
- 238000005034 decoration Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 229920000578 graft copolymer Polymers 0.000 description 5
- WBYWAXJHAXSJNI-UHFFFAOYSA-N methyl p-hydroxycinnamate Natural products OC(=O)C=CC1=CC=CC=C1 WBYWAXJHAXSJNI-UHFFFAOYSA-N 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 235000019303 thiodipropionic acid Nutrition 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000005453 pelletization Methods 0.000 description 4
- 238000010008 shearing Methods 0.000 description 4
- 150000001336 alkenes Chemical class 0.000 description 3
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052901 montmorillonite Inorganic materials 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004200 deflagration Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 239000004005 microsphere Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000012462 polypropylene substrate Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000003678 scratch resistant effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 description 1
- 239000003981 vehicle Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- 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
- C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
- C08K2003/2213—Oxides; Hydroxides of metals of rare earth metal of cerium
-
- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- 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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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention provides aThe polypropylene thermoplastic elastomer composite material comprises the following raw materials in parts by weight: 40-70 parts of polypropylene, 8-15 parts of elastomer POE (polyolefin elastomer), 5-10 parts of liquid silicone rubber, 2-3 parts of nano cerium oxide powder, 1.5-3.2 parts of nano ceramic powder, 13-20 parts of carboxylated nitrile latex, 0.6-1.3 parts of cross-linking agent, 3-9 parts of compatibilizer, 1.2-3.1 parts of antioxidant, 1.5-2.5 parts of coupling agent and 2.5-3 parts of filler2In addition, the product material has smooth surface and better scratch resistance.
Description
Technical field
The present invention relates to a kind of PP composite materials, and in particular to a kind of polypropylene thermoplastic elastomer composite material and
Preparation method belongs to polymer modification and manufacture field.
Background technique
Due to pp material abundance, cheap, excellent mechanical strength and processability, it is widely used in
The every field such as automobile, electric appliance, daily necessities and furniture packaging.Polypropylene plastics be the riding common nonmetallic materials of class automobile it
One, 12% to the 15% of complete vehicle quality is accounted in the dosage of intermediate-size car polypropylene plastics, polypropylene has become automobile-used modeling
In material, develop one of fast, application percentage maximum, the highest plastics of frequency of usage.
Important composition component of the automobile interior decoration as bodywork system, there is vast market prospect.So-called automobile interior decoration
It is primarily referred to as automobile product used in automotive interior, is related to the every aspect of automotive interior, such as door inner decoration board,
Automobile cushion, automatic foot-mat etc..This parts thereof not only only has decoration function, functionality, safety involved by them
Property and engineering attribute be it is very abundant, the research for automobile interior decoration composite material is grinding for automotive interior material field
Study carefully emphasis.
CN107696517A provides a kind of preparation method of thermoplastic elastomer (TPE)/expanded polypropylene composite material and its answers
With forming thermoplastic by screw extruder extruded thermoplastic elastomer film, then with the common drawing-off of expanded polypropylene substrate, roll-in
Property elastomer/expanded polypropylene composite material, preparation method simple process, high production efficiency, still, thermoplastic elastomer (TPE) with
Polypropylene two-phase can not be merged thoroughly, and thermoplastic elastomer (TPE)/expanded polypropylene composite material tensile strength of preparation is not high.
CN108276725A provide a kind of super-high fluidity, high rigidity, high-impact nanometer composite polypropylene material and its
Preparation method, the elastomer flexibilizer containing 15%-25% in component are made composite material notch impact strength and reach 37KJ/m2,
Stretch modulus reaches 1850MPa, but contains high amount of inorganic filler in its composite material composition, so that material is easy to aging, easy production
Raw microgroove, influences the service life of material, low temperature impact intensity is not high.
CN106046546 provides a kind of preparation method of low VOC fiber glass reinforced polypropylene deflagration composite material, in polypropylene
A large amount of hollow glass micropearls and glass fibre are added in resin to improve mechanical strength, while adding nano photo-catalytic to be catalyzed drop
Car VOC is solved, still, hollow particle size of glass microspheres reaches 1-3mm in this composite material, while being easy after being injection moulded
Overlap or sur-face peeling are generated, product surface frictional resistance is big, is easy to scratch.
Summary of the invention
To solve problems of the prior art, prior art is advanced optimized, the present invention provides a kind of poly-
Propylene thermoplastic elastomer composite material and preparation method thereof improves tensile strength, raising impact strength at low temperature, raising to realize
The goal of the invention of material scratch resistance.
In order to solve the above technical problems, the invention adopts the following technical scheme:
A kind of polypropylene/thermoplastic elastomer composite material, which is characterized in that according to parts by weight, be made of following raw material: poly-
40-70 parts of propylene, 8-15 parts of elastomer POE, 5-10 parts of liquid silastic, 2-3 parts of nano-cerium oxide powder, nano-ceramic powder
1.5-3.2 parts, 13-20 parts of carboxylic acrylonitrile butadiene rubber latex, 0.6-1.3 parts of crosslinking agent, 3-9 parts of expanding material, 1.2-3.1 parts of antioxidant,
1.5-2.5 parts of coupling agent, 2.5-3 parts of filler；
The polypropylene is the mixing of isotactic polypropylene and syndiotactic polypropylene, and the two mixed proportion is 8-9:2；Isotactic polypropylene,
95% or more isotacticity；
The elastomer POE is a kind of copolymer of ethylene-octene, under 230 DEG C × 2.16kg test condition, melt flows
Rate is 13~16g/10min；
The liquid silastic is one kind of methyl vinyl silicone rubber or methyl vinyl phenyl silicon rubber:
The nano-cerium oxide powder, particle size range 90-150nm；
The nano-ceramic powder, granularity 10-100nm；
The carboxylic acrylonitrile butadiene rubber latex is the copolymer latex of butadiene, acrylonitrile and methacrylic acid, total solid substance mass fraction 40%
~45%, carboxyl mass fraction 4%~6%；
The crosslinking agent is the crosslinking agent that can be reacted with carboxyl, one such for isocyanates, epoxysilicone；
The expanding material is polypropylene-acrylonitrile graft copolymer, grafting rate 1-4%；
The antioxidant be include primary antioxidant and auxiliary anti-oxidant, primary antioxidant is three [ 2.4- di-tert-butyl-phenyl ] phosphorous acid
Ester (irgasfos 168), auxiliary anti-oxidant are thiodipropionic acid dilauryl cinnamic acid ester (antioxidant DLTDP)；Primary antioxidant and auxiliary anti-oxidant
Mixing mass ratio is 0.9-1.2:1；
The coupling agent is the mixture of two (dioctyl phosphite base) tetraisopropyl titanates and KH550 silane coupling agent, the two
Mixing mass ratio is 2-3.5:1；
The filler is one kind of montmorillonite, calcium carbonate, silica；
The preparation method of the polypropylene/thermoplastic elastomer composite material, including mixing and extrusion molding；
The mixing puts into the crosslinking agent of the polypropylene of total weight 20-40%, 50% in mixer with all remaining ingredients, close
5 ~ 10min of time is refined, 150 DEG C ~ 165 DEG C of smelting temperature, obtains polypropylene/thermoplastic elastomer (TPE) premixing master batch；
The polypropylene of remaining 60-80%, polypropylene/thermoplastic elastomer (TPE) are pre-mixed master batch and other 50% by the extrusion molding
Crosslinking agent be added in double screw extruder, the processing technology temperature in each area of double screw extruder is respectively as follows: an area: 145-
160 DEG C, two 160-180 DEG C of areas, three 180-200 DEG C of areas, four 200-210 DEG C of areas, five 195-190 DEG C of areas；
The extrusion molding, the time of extrusion process are 20-23 minutes, pressure 10-15Mpa, screw speed 450-500r/min.
By adopting the above technical scheme, the invention has the benefit that
1, polypropylene/thermoplastic elastomer composite material prepared by the present invention, improves the mechanical property of material, and tensile strength reaches
To 29.5-38.8MPa, bending strength reaches 44.3-50.9MPa, and static bending strength reaches 60.2-63.4 MPa；
2, polypropylene/thermoplastic elastomer composite material prepared by the present invention, improves the low-temperature impact performance of material, cantilever beam
Notch impact strength 16.2-18.6KJ/m2, low temperature notched impact strength 5.81-6.34KJ/m2 at -40 DEG C；
3, polypropylene/thermoplastic elastomer composite material prepared by the present invention is drawn using lattice instrument ten stroke lattice on dermatoglyph plate are drawn
It is spaced the striped of 2mm out, the Δ L value that detection scratches front and back is 0.22-0.34, skin-friction coefficient 0.06-0.11, material tool
There is preferable scratch resistant performance；
4, polypropylene/thermoplastic elastomer composite material prepared by the present invention reduces the density of material, 25 DEG C of lower densities of room temperature
For 0.721-0.815g/cm3；
5, polypropylene/thermoplastic elastomer composite material prepared by the present invention, thickness swelling rate is low, impregnates in water for 24 hours,
Thickness swelling 0.2-0.4%.
Specific embodiment:
Below with reference to specific embodiment, the present invention is further explained.
A kind of polypropylene/the thermoplastic elastomer composite material of embodiment 1
Polypropylene/the thermoplastic elastomer composite material, in parts by weight, including following components:
40 parts of polypropylene, 8 parts of elastomer POE, 5 parts of liquid silastic, 2 parts of nano-cerium oxide powder, nano-ceramic powder 1.5
Part, 13 parts of carboxylic acrylonitrile butadiene rubber latex, 0.6 part of crosslinking agent, 3 parts of expanding material, 1.2 parts of antioxidant, 1.5 parts of coupling agent, filler 2.5
Part；
The polypropylene is the mixing of isotactic polypropylene and syndiotactic polypropylene, and the two mixing quality ratio is 8.3:2；Isotactic poly- third
Alkene, isotacticity 95%；
The elastomer POE is a kind of copolymer of ethylene-octene, under 230 DEG C × 2.16kg test condition, melt flows
Rate is 13g/10min；
The liquid silastic is methyl vinyl silicone rubber:
The nano-cerium oxide powder, particle size range 90-100nm；
The nano-ceramic powder, granularity 10-20nm；
The carboxylic acrylonitrile butadiene rubber latex, is the copolymer latex of butadiene, acrylonitrile and methacrylic acid, total solid substance mass fraction 40%,
Carboxyl mass fraction 4%；
The crosslinking agent is the crosslinking agent that can be reacted with carboxyl, is isocyanates；
The expanding material is polypropylene-acrylonitrile graft copolymer, grafting rate 1%；
The antioxidant be include primary antioxidant and auxiliary anti-oxidant, primary antioxidant is three [ 2.4- di-tert-butyl-phenyl ] phosphorous acid
Ester (irgasfos 168), auxiliary anti-oxidant are thiodipropionic acid dilauryl cinnamic acid ester (antioxidant DLTDP)；Primary antioxidant and auxiliary anti-oxidant
Mixing mass ratio is 1:1；
The coupling agent is the mixture of two (dioctyl phosphite base) tetraisopropyl titanates and KH550 silane coupling agent, the two
Mixing mass ratio is 2:1；
The filler is montmorillonite；
The preparation method of above-mentioned polypropylene/thermoplastic elastomer composite material, comprising the following steps:
(1) it stocks up
It is spare that each component is weighed in proportion；
(2) mixing
By the polypropylene of total weight 25%, 50% crosslinking agent and whole elastomer POE, liquid silastic, nano-cerium oxide powder
End, carboxylic acrylonitrile butadiene rubber latex, expanding material, antioxidant, coupling agent, filler, which are put into mixer, carries out mixing, mixing in mixer
5min, then uses extruder extruding pelletization by 150 DEG C of smelting temperature, obtains polypropylene/thermoplastic elastomer (TPE) premixing master batch；
(3) extrusion molding
By the polypropylene of residue 75%, polypropylene/thermoplastic elastomer (TPE) premixing master batch and other 50% crosslinking agent be added to it is double
In screw extruder, extrusion molding after melting shearing, mixing, homogenizing is carried out, PP composite material is prepared.Wherein twin-screw
The processing technology temperature in each area of extruder is respectively as follows: an area: 145-160 DEG C, two 160-180 DEG C of areas, and three 180-200 DEG C of areas, four
200-210 DEG C of area, five 195-190 DEG C of areas.The time of extrusion process is 20 minutes, pressure 10-12Mpa, screw speed 450r/
min。
A kind of polypropylene/the thermoplastic elastomer composite material of embodiment 2
Polypropylene/the thermoplastic elastomer composite material, in parts by weight, including following components:
55 parts of polypropylene, POE10 parts of elastomer, 6 parts of liquid silastic, 2 parts of nano-cerium oxide powder, nano-ceramic powder 1.5
Part, 16 parts of carboxylic acrylonitrile butadiene rubber latex, 1 part of crosslinking agent, 6 parts of expanding material, 1.5 parts of antioxidant, 1.5 parts of coupling agent, 2.5 parts of filler；
The polypropylene is the mixing of isotactic polypropylene and syndiotactic polypropylene, and the two mixing quality ratio is 8.5:2；Isotactic poly- third
Alkene, isotacticity 95%；
The elastomer POE is a kind of copolymer of ethylene-octene, under 230 DEG C × 2.16kg test condition, melt flows
Rate is 13g/10min；
The liquid silastic is methyl vinyl phenyl silicon rubber:
The nano-cerium oxide powder, particle size range 110-120nm；
The nano-ceramic powder, granularity 30-40nm；
The carboxylic acrylonitrile butadiene rubber latex, is the copolymer latex of butadiene, acrylonitrile and methacrylic acid, total solid substance mass fraction 42%,
Carboxyl mass fraction 4%；
The crosslinking agent is the crosslinking agent that can be reacted with carboxyl, is epoxysilicone；
The expanding material is polypropylene-acrylonitrile graft copolymer, grafting rate 2%；
The antioxidant be include primary antioxidant and auxiliary anti-oxidant, primary antioxidant is three [ 2.4- di-tert-butyl-phenyl ] phosphorous acid
Ester (irgasfos 168), auxiliary anti-oxidant are thiodipropionic acid dilauryl cinnamic acid ester (antioxidant DLTDP)；Primary antioxidant and auxiliary anti-oxidant
Mixing mass ratio is 1.1:1；
The coupling agent is the mixture of two (dioctyl phosphite base) tetraisopropyl titanates and KH550 silane coupling agent, the two
Mixing mass ratio is 3:1；
The filler is montmorillonite；
The preparation method of above-mentioned polypropylene/thermoplastic elastomer composite material, comprising the following steps:
(1) it stocks up
It is spare that each component is weighed in proportion；
(2) mixing
By the polypropylene of total weight 30%, 50% crosslinking agent and whole elastomer POE, liquid silastic, nano-cerium oxide powder
End, carboxylic acrylonitrile butadiene rubber latex, expanding material, antioxidant, coupling agent, filler, which are put into mixer, carries out mixing, mixing in mixer
10min, then uses extruder extruding pelletization by 150 DEG C of smelting temperature, obtains polypropylene/thermoplastic elastomer (TPE) premixing master batch；
(3) extrusion molding
By the polypropylene of residue 70%, polypropylene/thermoplastic elastomer (TPE) premixing master batch and other 50% crosslinking agent be added to it is double
In screw extruder, extrusion molding after melting shearing, mixing, homogenizing is carried out, PP composite material is prepared.Wherein twin-screw
The processing technology temperature in each area of extruder is respectively as follows: an area: 145-160 DEG C, two 160-180 DEG C of areas, and three 180-200 DEG C of areas, four
200-210 DEG C of area, five 195-190 DEG C of areas.The time of extrusion process is 20 minutes, pressure 12Mpa, screw speed 500r/min.
A kind of polypropylene/the thermoplastic elastomer composite material of embodiment 3
Polypropylene/the thermoplastic elastomer composite material, in parts by weight, including following components:
70 parts of polypropylene, POE15 parts of elastomer, 8 parts of liquid silastic, 3 parts of nano-cerium oxide powder, nano-ceramic powder 3.2
Part, 20 parts of carboxylic acrylonitrile butadiene rubber latex, 1.3 parts of crosslinking agent, 9 parts of expanding material, 3.1 parts of antioxidant, 2 parts of coupling agent, 3 parts of filler；
The polypropylene is the mixing of isotactic polypropylene and syndiotactic polypropylene, and the two mixing quality ratio is 9:2；Isotactic poly- third
Alkene, isotacticity 98%；
The elastomer POE is a kind of copolymer of ethylene-octene, under 230 DEG C × 2.16kg test condition, melt flows
Rate is 15g/10min；
The liquid silastic is methyl vinyl silicone rubber:
The nano-cerium oxide powder, particle size range 130-150nm；
The nano-ceramic powder, granularity 80-100nm；
The carboxylic acrylonitrile butadiene rubber latex, is the copolymer latex of butadiene, acrylonitrile and methacrylic acid, total solid substance mass fraction 40%,
Carboxyl mass fraction 6%；
The crosslinking agent is the crosslinking agent that can be reacted with carboxyl, is epoxysilicone；
The expanding material is polypropylene-acrylonitrile graft copolymer, grafting rate 2%；
The antioxidant be include primary antioxidant and auxiliary anti-oxidant, primary antioxidant is three [ 2.4- di-tert-butyl-phenyl ] phosphorous acid
Ester (irgasfos 168), auxiliary anti-oxidant are thiodipropionic acid dilauryl cinnamic acid ester (antioxidant DLTDP)；Primary antioxidant and auxiliary anti-oxidant
Mixing mass ratio is 1.2:1；
The coupling agent is the mixture of two (dioctyl phosphite base) tetraisopropyl titanates and KH550 silane coupling agent, the two
Mixing mass ratio is 3:1；
The filler is silica；
The preparation method of above-mentioned polypropylene/thermoplastic elastomer composite material, comprising the following steps:
(1) it stocks up
It is spare that each component is weighed in proportion；
(2) mixing
By the polypropylene of total weight 40%, 50% crosslinking agent and whole elastomer POE, liquid silastic, nano-cerium oxide powder
End, carboxylic acrylonitrile butadiene rubber latex, expanding material, antioxidant, coupling agent, filler, which are put into mixer, carries out mixing, mixing in mixer
10min, then uses extruder extruding pelletization by 165 DEG C of smelting temperature, obtains polypropylene/thermoplastic elastomer (TPE) premixing master batch；
(3) extrusion molding
By the polypropylene of residue 60%, polypropylene/thermoplastic elastomer (TPE) premixing master batch and other 50% crosslinking agent be added to it is double
In screw extruder, extrusion molding after melting shearing, mixing, homogenizing is carried out, PP composite material is prepared.Wherein twin-screw
The processing technology temperature in each area of extruder is respectively as follows: an area: 145-160 DEG C, two 160-180 DEG C of areas, and three 180-200 DEG C of areas, four
200-210 DEG C of area, five 195-190 DEG C of areas.The time of extrusion process is 23 minutes, pressure 15Mpa, screw speed 500r/min.
A kind of polypropylene/the thermoplastic elastomer composite material of embodiment 4
Polypropylene/the thermoplastic elastomer composite material, in parts by weight, including following components:
60 parts of polypropylene, POE15 parts of elastomer, 10 parts of liquid silastic, 3 parts of nano-cerium oxide powder, nano-ceramic powder 2
Part, 18 parts of carboxylic acrylonitrile butadiene rubber latex, 1.2 parts of crosslinking agent, 6 parts of expanding material, 2.5 parts of antioxidant, 2.5 parts of coupling agent, filler 2.5
Part；
The polypropylene is the mixing of isotactic polypropylene and syndiotactic polypropylene, and the two mixed proportion is 8:2；Isotactic polypropylene, etc.
Normality 98%；
The elastomer POE is a kind of copolymer of ethylene-octene, under 230 DEG C × 2.16kg test condition, melt flows
Rate is 15g/10min；
The liquid silastic is one kind of methyl vinyl silicone rubber and methyl vinyl phenyl silicon rubber:
The nano-cerium oxide powder, particle size range 130-150nm；
The nano-ceramic powder, granularity 30-40nm；
The carboxylic acrylonitrile butadiene rubber latex, is the copolymer latex of butadiene, acrylonitrile and methacrylic acid, total solid substance mass fraction 45%,
Carboxyl mass fraction 6%；
The crosslinking agent is the crosslinking agent that can be reacted with carboxyl, is isocyanates；
The expanding material is polypropylene-acrylonitrile graft copolymer, grafting rate 4%；
The antioxidant be include primary antioxidant and auxiliary anti-oxidant, primary antioxidant is three [ 2.4- di-tert-butyl-phenyl ] phosphorous acid
Ester (irgasfos 168), auxiliary anti-oxidant are thiodipropionic acid dilauryl cinnamic acid ester (antioxidant DLTDP)；Primary antioxidant and auxiliary anti-oxidant
Mixing mass ratio is 1.2:1；
The coupling agent is the mixture of two (dioctyl phosphite base) tetraisopropyl titanates and KH550 silane coupling agent, the two
Mixing mass ratio is 2:1；
The filler is calcium carbonate；
The preparation method of above-mentioned polypropylene/thermoplastic elastomer composite material, comprising the following steps:
(1) it stocks up
It is spare that each component is weighed in proportion；
(2) mixing
By the polypropylene of total weight 40%, 50% crosslinking agent and whole elastomer POE, liquid silastic, nano-cerium oxide powder
End, carboxylic acrylonitrile butadiene rubber latex, expanding material, antioxidant, coupling agent, filler, which are put into mixer, carries out mixing, mixing in mixer
10min, then uses extruder extruding pelletization by 165 DEG C of smelting temperature, obtains polypropylene/thermoplastic elastomer (TPE) premixing master batch；
(3) extrusion molding
By the polypropylene of residue 60%, polypropylene/thermoplastic elastomer (TPE) premixing master batch and other 50% crosslinking agent be added to it is double
In screw extruder, extrusion molding after melting shearing, mixing, homogenizing is carried out, PP composite material is prepared.Wherein twin-screw
The processing technology temperature in each area of extruder is respectively as follows: an area: 145-160 DEG C, two 160-180 DEG C of areas, and three 180-200 DEG C of areas, four
200-210 DEG C of area, five 195-190 DEG C of areas.The time of extrusion process is 23 minutes, pressure 15Mpa, screw speed 500r/min.
Embodiment 1-4 preparation polypropylene/thermoplastic elastomer composite material the performance test results be as follows:
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, it is not intended to restrict the invention, although reference
Previous embodiment describes the invention in detail, for those skilled in the art, still can be to aforementioned each
Technical solution documented by embodiment is modified or equivalent replacement of some of the technical features.It is all in the present invention
Spirit and principle within, any modification, equivalent replacement, improvement and so on, should be included in protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of polypropylene thermoplastic elastomer composite material, which is characterized in that according to parts by weight, be made of following raw material:
40-70 parts of polypropylene, 8-15 parts of elastomer POE, 5-10 parts of liquid silastic, 2-3 parts of nano-cerium oxide powder, nano ceramics
1.5-3.2 parts of powder, 13-20 parts of carboxylic acrylonitrile butadiene rubber latex, 0.6-1.3 parts of crosslinking agent, 3-9 parts of expanding material, antioxidant 1.2-3.1
Part, 1.5-2.5 parts of coupling agent, 2.5-3 parts of filler.
2. polypropylene thermoplastic elastomer composite material according to claim 1, which is characterized in that the carboxyl butyronitrile glue
Cream is the copolymer latex of butadiene, acrylonitrile and methacrylic acid, total solid substance mass fraction 40%~45%, carboxyl mass fraction
4%~6%.
3. polypropylene thermoplastic elastomer composite material according to claim 1, which is characterized in that the elastomer POE
For a kind of copolymer of ethylene-octene, melt flow rate (MFR) is 13~16g/10min.
4. polypropylene thermoplastic elastomer composite material according to claim 1, which is characterized in that the liquid silicon rubber
Glue is one kind of methyl vinyl silicone rubber or methyl vinyl phenyl silicon rubber.
5. polypropylene thermoplastic elastomer composite material according to claim 1, which is characterized in that the nano-cerium oxide
Powder, particle size range 90-150nm.
6. polypropylene thermoplastic elastomer composite material according to claim 1, which is characterized in that the crosslinking agent is can
The crosslinking agent reacted with carboxyl, the crosslinking agent are one of isocyanates, epoxysilicone.
7. polypropylene thermoplastic elastomer composite material according to claim 1, which is characterized in that the coupling agent is two
The mixture of (dioctyl phosphite base) tetraisopropyl titanate and KH550 silane coupling agent, the two mixing mass ratio are 2-3.5:
1。
8. a kind of preparation method of polypropylene thermoplastic elastomer composite material, which is characterized in that including mixing and extrusion molding；
The mixing, by the polypropylene of total weight 20-40%, 50% crosslinking agent and all remaining ingredient investment mixer in carry out it is close
Refining obtains polypropylene/thermoplastic elastomer (TPE) premixing master batch.
9. the preparation method of polypropylene thermoplastic elastomer composite material according to claim 8, which is characterized in that described
The polypropylene of remaining 60-80%, polypropylene/thermoplastic elastomer (TPE) are pre-mixed the crosslinking agent of master batch and other 50% by extrusion molding
It is added in double screw extruder.
10. the preparation method of polypropylene thermoplastic elastomer composite material according to claim 9, which is characterized in that squeeze
The time of process is 20-23 minutes, pressure 10-15Mpa, screw speed 450-500r/min out.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110964249A (en) * | 2019-12-06 | 2020-04-07 | 万华化学（宁波）有限公司 | Injection molding polypropylene modified material capable of eliminating tiger stripes and preparation method thereof |
| CN111019231A (en) * | 2019-12-11 | 2020-04-17 | 上海欧唯斯工具制造有限公司 | Elastomer composite material and preparation method thereof |
| CN113980385A (en) * | 2021-10-28 | 2022-01-28 | 金发科技股份有限公司 | Matte and scratch-resistant polypropylene composition and preparation method and application thereof |
-
2019
- 2019-08-31 CN CN201910819202.1A patent/CN110498968A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110964249A (en) * | 2019-12-06 | 2020-04-07 | 万华化学（宁波）有限公司 | Injection molding polypropylene modified material capable of eliminating tiger stripes and preparation method thereof |
| CN111019231A (en) * | 2019-12-11 | 2020-04-17 | 上海欧唯斯工具制造有限公司 | Elastomer composite material and preparation method thereof |
| CN113980385A (en) * | 2021-10-28 | 2022-01-28 | 金发科技股份有限公司 | Matte and scratch-resistant polypropylene composition and preparation method and application thereof |
| CN113980385B (en) * | 2021-10-28 | 2023-02-17 | 金发科技股份有限公司 | Matte and scratch-resistant polypropylene composition and preparation method and application thereof |
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