CN111440387A - High-rigidity and high-heat-resistance polybutylene alloy material and preparation method and application thereof - Google Patents
High-rigidity and high-heat-resistance polybutylene alloy material and preparation method and application thereof Download PDFInfo
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- CN111440387A CN111440387A CN202010222942.XA CN202010222942A CN111440387A CN 111440387 A CN111440387 A CN 111440387A CN 202010222942 A CN202010222942 A CN 202010222942A CN 111440387 A CN111440387 A CN 111440387A
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- -1 polybutylene Polymers 0.000 title claims abstract description 56
- 239000000956 alloy Substances 0.000 title claims abstract description 46
- 229920001748 polybutylene Polymers 0.000 title claims abstract description 35
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 229920001083 polybutene Polymers 0.000 claims abstract description 34
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 32
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 22
- 239000002667 nucleating agent Substances 0.000 claims abstract description 20
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 17
- 239000004595 color masterbatch Substances 0.000 claims abstract description 15
- 229920005989 resin Polymers 0.000 claims abstract description 15
- 239000011347 resin Substances 0.000 claims abstract description 15
- 239000006096 absorbing agent Substances 0.000 claims abstract description 14
- 239000000945 filler Substances 0.000 claims abstract description 14
- 239000004611 light stabiliser Substances 0.000 claims abstract description 14
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 13
- 150000002367 halogens Chemical class 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000001125 extrusion Methods 0.000 claims abstract description 4
- 238000005469 granulation Methods 0.000 claims abstract description 3
- 230000003179 granulation Effects 0.000 claims abstract description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 14
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 14
- 239000004743 Polypropylene Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 10
- 229920001155 polypropylene Polymers 0.000 claims description 10
- 230000003712 anti-aging effect Effects 0.000 claims description 7
- 239000012965 benzophenone Substances 0.000 claims description 7
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 239000000049 pigment Substances 0.000 claims description 7
- 239000004408 titanium dioxide Substances 0.000 claims description 7
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 7
- 239000000155 melt Substances 0.000 claims description 6
- KZGGTNFGWNUXOC-UHFFFAOYSA-L disodium;bicyclo[2.2.1]heptane-3,4-dicarboxylate Chemical compound [Na+].[Na+].C1CC2(C([O-])=O)C(C(=O)[O-])CC1C2 KZGGTNFGWNUXOC-UHFFFAOYSA-L 0.000 claims description 5
- 239000005995 Aluminium silicate Substances 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims description 2
- CYDYNVMCEGXBEM-JXOAFFINSA-N TDP Chemical compound O=C1NC(=O)C(C)=CN1[C@H]1[C@H](O)[C@H](O)[C@@H](COP(O)(=O)OP(O)(O)=O)O1 CYDYNVMCEGXBEM-JXOAFFINSA-N 0.000 claims description 2
- 235000012211 aluminium silicate Nutrition 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims description 2
- 150000008366 benzophenones Chemical class 0.000 claims description 2
- 229920001400 block copolymer Polymers 0.000 claims description 2
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims description 2
- 235000013539 calcium stearate Nutrition 0.000 claims description 2
- 239000008116 calcium stearate Substances 0.000 claims description 2
- 238000013329 compounding Methods 0.000 claims description 2
- GDVKFRBCXAPAQJ-UHFFFAOYSA-A dialuminum;hexamagnesium;carbonate;hexadecahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Al+3].[Al+3].[O-]C([O-])=O GDVKFRBCXAPAQJ-UHFFFAOYSA-A 0.000 claims description 2
- PWWSSIYVTQUJQQ-UHFFFAOYSA-N distearyl thiodipropionate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCCCCCCCC PWWSSIYVTQUJQQ-UHFFFAOYSA-N 0.000 claims description 2
- 229960001545 hydrotalcite Drugs 0.000 claims description 2
- 229910001701 hydrotalcite Inorganic materials 0.000 claims description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 2
- 239000010445 mica Substances 0.000 claims description 2
- 229910052618 mica group Inorganic materials 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- RYYKJJJTJZKILX-UHFFFAOYSA-M sodium octadecanoate Chemical compound [Na+].CCCCCCCCCCCCCCCCCC([O-])=O RYYKJJJTJZKILX-UHFFFAOYSA-M 0.000 claims description 2
- SNAQARSCIHDMGI-UHFFFAOYSA-M sodium;bis(4-tert-butylphenyl) phosphate Chemical compound [Na+].C1=CC(C(C)(C)C)=CC=C1OP([O-])(=O)OC1=CC=C(C(C)(C)C)C=C1 SNAQARSCIHDMGI-UHFFFAOYSA-M 0.000 claims description 2
- 238000012360 testing method Methods 0.000 claims description 2
- LVEOKSIILWWVEO-UHFFFAOYSA-N tetradecyl 3-(3-oxo-3-tetradecoxypropyl)sulfanylpropanoate Chemical compound CCCCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCCCC LVEOKSIILWWVEO-UHFFFAOYSA-N 0.000 claims description 2
- 238000005303 weighing Methods 0.000 claims description 2
- 239000000454 talc Substances 0.000 claims 1
- 229910052623 talc Inorganic materials 0.000 claims 1
- 238000002156 mixing Methods 0.000 abstract description 5
- 239000002861 polymer material Substances 0.000 abstract description 3
- 238000009775 high-speed stirring Methods 0.000 abstract 1
- 229920001707 polybutylene terephthalate Polymers 0.000 abstract 1
- 238000009472 formulation Methods 0.000 description 7
- 238000011056 performance test Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 2
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 description 1
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 230000006353 environmental stress Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 230000003678 scratch resistant effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Classifications
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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
- C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92514—Pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
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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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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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
- C08K2201/00—Specific properties of additives
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- C08L2201/00—Properties
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- C08L2203/18—Applications used for pipes
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- 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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- C08L2205/00—Polymer mixtures characterised by other features
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/24—Crystallisation aids
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08L2310/00—Masterbatches
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Abstract
The invention relates to a high-rigidity and high-heat-resistance polybutylene alloy material, a preparation method and application thereof, and belongs to the field of high polymer materials. The components of the polybutylene terephthalate comprise polybutylene alloy resin, an antioxidant, a halogen absorbing agent, a light stabilizer, a color master batch, a nucleating agent and a filler; the preparation method comprises the steps of uniformly mixing the polybutene alloy resin, the antioxidant, the halogen absorbing agent, the light stabilizer, the color master batch, the nucleating agent and the filler by a high-speed stirring mixer, and carrying out melt extrusion granulation to obtain the polybutene alloy material. The material has high rigidity and high heat resistance, and can be used as a cold/hot water pipe material, a heat-resistant plate material and a heat-resistant sheet material.
Description
Technical Field
The invention relates to a high-rigidity and high-heat-resistance polybutylene alloy material, a preparation method and application thereof, belonging to the field of high polymer materials, in particular to the processing and application of the high polymer materials.
Background
The high Isotactic Polybutene (iPB) has excellent shock resistance, outstanding heat creep resistance and stress cracking resistance, but has slightly low rigidity, so that on the basis of maintaining the excellent performance of the polybutene, the rigidity and the heat resistance of the polybutene are improved, and the application field of the polybutene can be expanded.
Z L201620145073.4 discloses a preparation method of a five-layer co-extrusion oxygen-resistant polybutylene floor heating water supply pipe, and the prepared pipe has good strength and heat resistance, but has high requirements on forming equipment.
Z L01142929.1 discloses a polybutylene resin composition prepared by physically blending butylene, copolymer of butylene and high α -olefin and polypropylene resin through melting and kneading, which can be used in the fields of cold and hot water pipes and pipe fittings.Z L201010198121.3 discloses a novel polybutylene alloy material, wherein the polybutylene alloy shortens the forming period as much as possible and improves the strength, the modulus and the like of the polybutylene alloy on the premise of not influencing the high-temperature creep resistance and the flexibility of the polybutylene resin.
CN106589631A discloses a surface scratch-resistant polybutylene tube material and a preparation method thereof, wherein the tube material has the characteristic of high surface hardness, CN201520270029.1 discloses that the polybutylene tube is composed of modified high-density polyethylene resin and polybutylene resin, the hydrostatic strength is high, and the service life is long, Z L201510081974.1 discloses a special polybutylene alloy material for cold and hot water tubes and a preparation method thereof, the special polybutylene alloy tube material has greatly improved tensile strength and bending modulus, and the above patents do not relate to the heat resistance of the material.
Disclosure of Invention
The invention aims to provide a composition of a polybutylene alloy material with high rigidity and high heat resistance.
The second purpose of the invention is to provide a preparation method of the polybutylene alloy material with high rigidity and high heat resistance.
The invention also aims to provide application of the high-rigidity and high-heat-resistance polybutylene alloy material.
The polybutylene alloy material keeps the impact resistance of polybutylene, excellent environmental stress cracking resistance and thermal creep resistance, and meanwhile, the rigidity and the thermal creep resistance are greatly improved.
The formula of the high-rigidity and high-heat-resistance polybutylene alloy material comprises the following components in parts by weight:
polybutylene alloy resin 100 parts
0.2 to 6 portions of antioxidant
0.01-3 parts of halogen absorbing agent
0.01-3 parts of light stabilizer
Color masterbatch 0.1-4 parts
0.01-6 parts of nucleating agent
0.1 to 30 portions of filler
The polybutylene alloy resin comprises 10-99 wt.% of high isotactic polybutylene, 0.9-80 wt.% of high isotactic polypropylene and 0.1-10 wt.% of high isotactic polypropylene-polybutylene block copolymer. The polybutene alloy resins have an isotacticity of greater than 96 wt.% and a melt mass flow rate of 0.2-3g/10min (190 ℃, 2.16 kg).
The color masterbatch comprises the following components: 40-95 parts by weight of high isotactic polybutene; 0.1 to 6 parts by weight of a polyethylene wax or a polypropylene wax; 0.1-6 parts by weight of titanium dioxide; 0.001 to 6 parts by weight of a pigment; 0.01-3 parts of anti-aging agent.
The halogen absorbing agent is one or more of hydrotalcite, calcium stearate, sodium stearate or zinc stearate.
The polybutene alloy material with high rigidity and high heat resistance as claimed in claim 1 or 2, wherein the light stabilizer is one or more of benzophenones and hindered amines.
The nucleating agent is one or a mixture of two or more of 3, 4-dimethyl benzyl sorbitol, bicyclo [2, 2, 1] disodium heptanedionate, sodium bis (p-tert-butylphenyl) phosphate, aromatic amide compounds and derivatives thereof.
The antioxidant is prepared by compounding a main antioxidant and an auxiliary antioxidant, wherein the main antioxidant is selected from one or more of BHT, Hostanox3, 3114, 1010 and 1076, the auxiliary antioxidant is selected from one or more of 168, 626, 9228, D L TDP, DSTP, DMTDP and DTDTP, and the weight ratio of the main antioxidant to the auxiliary antioxidant is 1: 0.5-4.
The filler is one or more of calcium carbonate, talcum powder, mica and kaolin.
A preparation method of a high-rigidity and high-heat-resistance polybutylene alloy material comprises the following specific steps:
(1) weighing the following raw materials in proportion: the polybutylene alloy resin, the antioxidant, the halogen absorbing agent, the light stabilizer, the color masterbatch, the nucleating agent and the filler are uniformly mixed in a high-speed mixer;
(2) adding the uniformly mixed material prepared in the step (1) into a double-screw extruder with the length-diameter ratio of 30-50: 1 for melt extrusion granulation, wherein the process comprises the following steps: the first zone is 150-.
The high-rigidity and high-heat-resistance polybutylene alloy material has high rigidity and high heat resistance, and can be used as a cold and hot water pipe material, a heat-resistant plate material and a heat-resistant sheet material.
Detailed Description
The following examples are presented to better illustrate the invention and are not to be construed as limiting the claims of the invention.
The polybutene alloy resin used had a polybutene content of 90% by mass, an isotacticity of 98 wt.%, and a melt flow rate (190 ℃ C., load 2.16kg) of 0.5g/10 min. The flexural modulus (GB/T9341-2008) of the polybutylene alloy material is measured by a plastic bending tester, and the testing speed is 2 mm/min. The Vicat softening point of polybutene was measured by a Vicat thermomotor (GB/T1633-2000B 50 method).
Comparative example 1
The materials were weighed according to the components and formulations (in parts by weight) provided in table 1, wherein the primary antioxidant was 1010 and the secondary antioxidant was 168. After mixing for 5 minutes in a high-speed stirrer, extruding and granulating in a double-screw extruder with the length-diameter ratio of 45 and the diameter of 50 millimeters to obtain the polybutene alloy material. The temperature of each section of the extruder is as follows: 160 ℃ in the first zone, 170 ℃ in the second zone, 180 ℃ in the third zone, 190 ℃ in the fourth zone, 200 ℃ in the fifth zone, 190 ℃ in the head, 20r/min in the rotating speed of the extruder and 15MPa in the melt pressure.
The results of the performance tests are shown in Table 1.
Example 1
The materials were weighed according to the components and formulations (in parts by weight, the following examples are the same) provided in table 1, wherein the filler was calcium carbonate, the nucleating agent was disodium bicyclo [2, 2, 1] heptanedicarboxylate (nucleating agent 1), the primary antioxidant was 1010, the secondary antioxidant was 168, the halogen absorbing agent was zinc stearate, and the light stabilizer was benzophenone ester. The color master batch (color master 1) comprises the following components in parts by weight: 100 parts of high isotactic polybutene (98 wt.% of isotacticity), 3 parts of polypropylene wax, 3 parts of titanium dioxide, 0.01 part of pigment and 0.03 part of anti-aging agent.
After mixing for 5 minutes in a high-speed stirrer, extruding and granulating in a double-screw extruder with the length-diameter ratio of 45 and the diameter of 50 millimeters to obtain the polybutene alloy material. The temperature of each section of the extruder is as follows: 160 ℃ in the first zone, 170 ℃ in the second zone, 180 ℃ in the third zone, 190 ℃ in the fourth zone, 200 ℃ in the fifth zone, 190 ℃ in the head, 20r/min in the rotating speed of the extruder and 15MPa in the melt pressure.
The results of the performance tests are shown in Table 1.
Example 2
The materials were weighed according to the components and formulations (in parts by weight, the following examples are the same) provided in table 1, wherein the filler was calcium carbonate, the nucleating agent was disodium bicyclo [2, 2, 1] heptanedicarboxylate (nucleating agent 1), the primary antioxidant was 1010, the secondary antioxidant was 168, the halogen absorbing agent was zinc stearate, and the light stabilizer was benzophenone ester. The color master batch (color master 1) comprises the following components in parts by weight: 100 parts of high isotactic polybutene (98 wt.% of isotacticity), 3 parts of polypropylene wax, 3 parts of titanium dioxide, 0.01 part of pigment and 0.03 part of anti-aging agent.
The rest is the same as example 1. The results of the performance tests are shown in Table 1.
Example 3
The materials were weighed according to the components and formulations (in parts by weight, the following examples are the same) provided in table 1, wherein the filler was calcium carbonate, the nucleating agent was disodium bicyclo [2, 2, 1] heptanedicarboxylate (nucleating agent 1), the primary antioxidant was 1010, the secondary antioxidant was 168, the halogen absorbing agent was zinc stearate, and the light stabilizer was benzophenone ester. The color master batch (color master 2) comprises the following components in parts by weight: 100 parts of high isotactic polybutene (98 wt.% of isotacticity), 5 parts of polypropylene wax, 3 parts of titanium dioxide, 0.01 part of pigment and 0.03 part of anti-aging agent.
The rest is the same as example 1. The results of the performance tests are shown in Table 1.
Example 4
The materials were weighed according to the components and formulations (in parts by weight, the following examples are the same) provided in table 1, wherein the filler was calcium carbonate, the nucleating agent was an aromatic amide compound (nucleating agent 2), the primary antioxidant was 1010, the secondary antioxidant was 168, the halogen absorbing agent was zinc stearate, and the light stabilizer was benzophenone ester. The color master batch (color master 1) comprises the following components in parts by weight: 100 parts of high isotactic polybutene (98 wt.% of isotacticity), 3 parts of polypropylene wax, 3 parts of titanium dioxide, 0.01 part of pigment and 0.03 part of anti-aging agent.
The rest is the same as example 1. The results of the performance tests are shown in Table 1.
Example 5
The materials were weighed according to the components and formulations (in parts by weight, the following examples are the same) provided in table 1, wherein the filler was calcium carbonate, the nucleating agent was disodium bicyclo [2, 2, 1] heptanedicarboxylate (nucleating agent 1), the primary antioxidant was 1010, the secondary antioxidant was 168, the halogen absorbing agent was zinc stearate, and the light stabilizer was benzophenone ester. The color master batch (color master 1) comprises the following components in parts by weight: 100 parts of high isotactic polybutene (98 wt.% of isotacticity), 3 parts of polypropylene wax, 3 parts of titanium dioxide, 0.01 part of pigment and 0.03 part of anti-aging agent.
After mixing for 5 minutes in a high-speed stirrer, extruding and granulating in a double-screw extruder with the length-diameter ratio of 45 and the diameter of 50 millimeters to obtain the polybutene alloy material. The temperature of each section of the extruder is as follows: 170 ℃ in the first zone, 180 ℃ in the second zone, 190 ℃ in the third zone, 200 ℃ in the fourth zone, 200 ℃ in the fifth zone, 195 ℃ at the head, 30r/min at the rotating speed of the extruder and 15MPa at the melt pressure.
The results of the performance tests are shown in Table 1.
From the results of examples and comparative example 1, it can be seen that the flexural modulus of the polybutene alloy material of the present invention is increased by 18.8% and the heat resistance is increased by 7.4 ℃.
TABLE 1 Components and formulations of examples 1-5 and comparative example 1
| Components | Example 1 | Example 2 | Example 3 | Example 4 | Example 5 | Comparative example 1 |
| Polybutylene alloy per part by weight | 100 | 100 | 100 | 100 | 100 | 100 |
| Fillers/parts by weight | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 0 |
| Nucleating agent 1/part by weight | 0.3 | 0.5 | 0.3 | 0 | 0.3 | 0 |
| Nucleating agent 2/part by weight | 0 | 0 | 0 | 0.3 | 0 | 0 |
| Antioxidant 1010/weight portion | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Antioxidant 168/weight portion | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 |
| Halogen-absorbing agent/part by weight | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0 |
| Light stabilizer per part by weight | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0 |
| 1 part by weight of color master batch | 2.0 | 2.0 | 0 | 2.0 | 2.0 | 0 |
| 2 parts by weight of color master batch | 0 | 0 | 2.0 | 0 | 0 | 0 |
| Flexural modulus/MPa | 563 | 558 | 508 | 517 | 431 | 474 |
| Vicat softening point/° C (B50) | 93.7 | 93.4 | 92.4 | 97.0 | 91.6 | 89.6 |
Claims (10)
1. The high-rigidity and high-heat-resistance polybutylene alloy material is characterized by comprising the following components in parts by weight:
polybutylene alloy resin 100 parts
0.2 to 6 portions of antioxidant
0.01-3 parts of halogen absorbing agent
0.01-3 parts of light stabilizer
Color masterbatch 0.1-4 parts
0.01-6 parts of nucleating agent
0.1-30 parts of filler.
2. The polybutene alloy material having high rigidity and high heat resistance according to claim 1, wherein the polybutene alloy resin contains 10 to 99 wt.% of high isotactic polybutene, 0.9 to 80 wt.% of high isotactic polypropylene, 0.1 to 10 wt.% of high isotactic polypropylene-polybutene block copolymer, and the polybutene alloy resin has an isotacticity of more than 96 wt.%, 190 ℃, and a melt mass flow rate of 0.2 to 3g/10min in a 2.16kg test.
3. The polybutene alloy material with high rigidity and high heat resistance as claimed in any of claims 1 or 2, wherein the color masterbatch comprises the following components: 40-95 parts by weight of high isotactic polybutene; 0.1 to 6 parts by weight of a polyethylene wax or a polypropylene wax; 0.1-6 parts by weight of titanium dioxide; 0.001 to 6 parts by weight of a pigment; 0.01-3 parts of anti-aging agent.
4. The polybutene alloy material with high rigidity and high heat resistance as claimed in claim 1 or 2, wherein the halogen absorbing agent is one or more of hydrotalcite, calcium stearate, sodium stearate or zinc stearate.
5. The polybutene alloy material with high rigidity and high heat resistance as claimed in claim 1 or 2, wherein the light stabilizer is one or more of benzophenones and hindered amines.
6. The polybutene alloy material having high rigidity and high heat resistance as claimed in claim 1 or 2, wherein the nucleating agent is one or a mixture of two or more of 3, 4-dimethyldibenzylsorbitol, disodium bicyclo [2, 2, 1] heptanedicarboxylate, sodium bis (p-tert-butylphenyl) phosphate, aromatic amide compounds and derivatives thereof.
7. The high-rigidity and high-heat-resistance polybutene alloy material according to any one of claims 1, 2 or 3, wherein the antioxidant is prepared by compounding a main antioxidant and an auxiliary antioxidant, wherein the main antioxidant is selected from one or more of BHT, Hostanox3, 3114, 1010 and 1076, the auxiliary antioxidant is selected from one or more of 168, 626, 9228, D L TDP, DSTP, DMTDP and DTDTDTP, and the weight ratio of the main antioxidant to the auxiliary antioxidant is 1: 0.5-4.
8. The polybutene alloy material with high rigidity and high heat resistance as claimed in claim 1 or 2, wherein the filler is one or more of calcium carbonate, talc, mica and kaolin.
9. A preparation method of a high-rigidity and high-heat-resistance polybutylene alloy material is characterized by comprising the following specific steps:
(1) weighing the following raw materials in proportion: the polybutylene alloy resin, the antioxidant, the halogen absorbing agent, the light stabilizer, the color masterbatch, the nucleating agent and the filler are uniformly mixed in a high-speed mixer;
(2) and (2) adding the uniformly mixed material prepared in the step (1) into a double-screw extruder with the length-diameter ratio of 30-50: 1 for melt extrusion granulation, wherein the first zone is 150-.
10. The polybutene alloy as claimed in claim 1, wherein the alloy has high rigidity and high heat resistance, and is used as hot and cold water pipe material, heat-resistant plate material and heat-resistant sheet material.
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