CN105131423A - High-temperature-resistant polypropylene compound material used for cheese dyeing tube and preparation method thereof - Google Patents
High-temperature-resistant polypropylene compound material used for cheese dyeing tube and preparation method thereof Download PDFInfo
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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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- 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
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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
- C08L23/14—Copolymers of propene
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- 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
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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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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- C—CHEMISTRY; METALLURGY
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/004—Additives being defined by their length
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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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
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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
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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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Abstract
The invention relates to a high-temperature-resistant polypropylene compound material used for a cheese dyeing tube and a preparation method thereof, and belongs to the technical field of materials. The high-temperature-resistant polypropylene compound material used for the cheese dyeing tube is prepared from 40-60 wt% of polypropylene resin, 10-20 wt% of ethylene-propylene polymers, 10-30 wt% of alkali-free glass fibers, 3-10 wt% of mineral fibers, 0.5-3 wt% of talcum powder, 3-5 wt% of compatilizers, 1-5 wt% of heat-resisting modifying agents and 0.5-1 wt% of antioxidant. Compounding is performed on polypropylene resin and ethylene-propylene polymers, alkali-free glass fibers and mineral fibers and talcum powder and heat-resisting modifying agents, in this way, compatibility between the materials is good, and the manufactured cheese dyeing tube is low in cost, has excellent physical and mechanical properties, and particularly has excellent high temperature resistance, high pressure resistance and corrosion resistance.
Description
Technical field
The present invention relates to a kind of fire resistant polypropylene matrix material for cheese dyeing pipe and preparation method thereof, belong to field of material technology.
Background technology
The cheese dyeing bobbin that dyeing uses can be divided into stainless steel and the large class of engineering plastics two, owing to needing to carry out in the environment such as high temperature, high pressure during dyeing, dye liquor used also may be the extremely strong liquid of the corrodibility such as acid or alkaline, therefore requires high temperature resistant, high pressure and the erosion resistance of the excellence that bobbin has.Although stainless steel bobbin now used can meet service requirements substantially, expensive.And the existing bobbin generally adopting unitary plastic to manufacture, but this bobbin is high temperature resistant, high pressure, shock resistance, intensity and erosion resistance are poor, use under 135 DEG C of high temperature, high pressure and just can produce distortion for several times, break, thus have impact on the work-ing life of bobbin, add printing and dyeing cost.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose a kind of fire resistant polypropylene matrix material for cheese dyeing pipe with high temperature resistant, high pressure resistant, corrosion-resistant, antioxidant property preferably.
Object of the present invention realizes by following technical proposal: a kind of fire resistant polypropylene matrix material for cheese dyeing pipe, and described matrix material comprises following component and weight percent:
Acrylic resin 40-60wt%;
Ethylene-propylene copolymer 10-20wt%;
Alkali free glass fibre 10-30wt%;
Mineral fibre 3-10wt%;
Talcum powder 0.5-3wt%;
Compatilizer 3-5wt%;
Heat-proof modifier 1-5wt%;
Oxidation inhibitor 0.5-1wt%.
Polypropylene composite material of the present invention, based on acrylic resin, with the addition of ethylene-propylene copolymer, not only with the addition of appropriate alkali free glass fibre and mineral fibre simultaneously, also with the addition of appropriate talcum powder and heat-proof modifier simultaneously.Polyacrylic mechanical property, resistance toheat are good, and its fusing point is about 160 DEG C, and without under External Force Acting, 150 DEG C indeformable, and chemical stability is good, acid-and base-resisting and organic solvent, but polypropylene is easily aging, and during low temperature, greatly, low temperature impact strength is poor for fragility.Add appropriate ethylene-propylene copolymer and can significantly improve polyacrylic impact property, low temperature brittleness, reply carry out toughness reinforcing process.The composite interpolation alkali free glass fibre of the present invention and mineral fibre, by the synergy of two kinds of fibers, common fortified resin, improves intensity, high temperature resistant, the high voltage performance of matrix material.Talcum powder and heat-proof modifier is also added in matrix material of the present invention, talcum powder can play filling and lubrication on the one hand, more importantly modifying function be can play to matrix material together with heat-proof modifier, the rigidity of matrix material, thermotolerance and dimensional stability improved.Consistency between polypropylene composite material of the present invention is good, make cheese dyeing pipe and there is excellent physical and mechanical properties, there is high temperature resistant, high pressure resistant, corrosion resistance nature preferably, can use for a long time at 135-145 DEG C, indeformable, break, not sticky look, use in the dye liquors such as strong acid, alkali, salt, meet yarn pre-treatment, dyeing, the various condition of aftertreatment, be applicable to long filament, the short fiber loose type yarn bobbin dyeing look of the fibers such as Quality Pure Cotton Yarn Production, hair, silk, fiber crops, viscose glue, acrylic fibers, polyamide fibre, terylene.
As preferably, above-mentioned in the fire resistant polypropylene matrix material of cheese dyeing pipe, described acrylic resin is one or both in homo-polypropylene, Co-polypropylene, and melting means is 1-12g/10min, and test condition is 2.16kg, 230 DEG C.
Further preferably, when described acrylic resin is the composite use of homo-polypropylene and Co-polypropylene, both mass ratioes are 1:1.2-2.
Further preferably, when described acrylic resin is Co-polypropylene, the particle size diameter of described Co-polypropylene is 260-280 μm, cl content≤90mg/kg, ash≤330mg/kg, fugitive constituent≤0.2%.
As preferably, in the fire resistant polypropylene matrix material of cheese dyeing pipe, described alkali-free glass fiber is short glass fiber above-mentioned, and the length of short glass fiber is 1.5-4.5mm, and diameter is 9-14 μm.
Further preferably, described alkali free glass fibre surface-coated has thickness to be the graphite oxide ene coatings of 0.3-0.8 μm.The present invention adds the mechanical property of alkali free glass fibre at the graphite oxide ene coatings of the surface-coated of alkali free glass fibre, significantly improves intensity and the modulus in flexure of alkali free glass fibre, thus improves the mechanical property of final matrix material.Graphene oxide introduces a large amount of active groups on the surface of Graphene by chemical process, can increase the consistency of graphene oxide and matrix resin, adopts cetyl trimethylammonium bromide to pass through the modification of Hummers method and obtain in the present invention.Graphene oxide after oxide treatment still keeps the laminate structure of Graphene, but on the Graphene monolithic of every one deck, introduce many oxygen base functional groups, these functional groups can increase the contact with acrylic resin, thus make the connection of graphene oxide and acrylic resin tightr.When material is subject to force-extension, alkali free glass fibre strengthens the molecular chain of high acrylic resin along draw direction orientation, produces slippage simultaneously, the elongation at break of material is improved between molecular chain.Form strong interaction between graphene oxide and acrylic resin macromolecular chain, serve the effect of cross-linking set, when engineering plastics are subject to force-extension, more acrylic resin macromolecular chain produces slippage, thus improves elongation at break.
As preferably, in the fire resistant polypropylene matrix material of cheese dyeing pipe, described talcum powder is plastic-grade talc powder above-mentioned, and particle size diameter is 3-8 μm, whiteness >=90, silicon-dioxide >=60%, magnesium oxide >=30%.
As preferably, above-mentioned in the fire resistant polypropylene matrix material of cheese dyeing pipe, described mineral fibre is calcium silicate whisker and calcium sulfate crystal whiskers by the composite mixture of 1:2-5.
As preferably, above-mentioned in the fire resistant polypropylene matrix material of cheese dyeing pipe, described compatilizer is one or more in maleic anhydride inoculated polypropylene, maleic anhydride grafted polyethylene, methacrylic acid graft polypropylene, glytidyl methacrylate graft polypropylene.
Further preferably, described compatilizer is maleic anhydride inoculated polypropylene, and described maleic anhydride inoculated polypropylene melting index≤50g/10min, percentage of grafting is 0.5-1.5%.
As preferably, above-mentioned in the fire resistant polypropylene matrix material of cheese dyeing pipe, described heat-proof modifier is one or both in N, N'-(4,4'-methylenediphenyl) bismaleimides, maleic anhydride grafted polystyrene.
As preferably, above-mentioned in the fire resistant polypropylene matrix material of cheese dyeing pipe, described oxidation inhibitor is one or more in Hinered phenols antioxidant, phosphite ester kind antioxidant.
Further preferably, described Hinered phenols antioxidant is antioxidant 1010 or antioxidant 1076; Described phosphite ester kind antioxidant is irgasfos 168.
Another object of the present invention is the preparation method of openly a kind of above-mentioned fire resistant polypropylene matrix material for cheese dyeing pipe, and described preparation method comprises the following steps:
By acrylic resin, ethylene-propylene copolymer, talcum powder, compatilizer, heat-proof modifier, oxidation inhibitor by weight percentage in super mixer high-speed mixing;
The raw material mixed is added alkali free glass fibre and mineral fibre at twin-screw extrusion pusher side feeding hopper through twin screw extruder melting simultaneously, extruding pelletization must be used for the fire resistant polypropylene matrix material of cheese dyeing pipe, wherein, in twin screw extruder, the temperature of feed zone is 215-220 DEG C, and compression section is 220-225 DEG C, fluxing zone is 215-220 DEG C, homogenizing zone is 225-235 DEG C, and die temperature is 220-230 DEG C, and rotating speed is 180-500 rev/min.
Compared with prior art, polypropylene composite material of the present invention is by composite acrylic resin and ethylene-propylene copolymer, alkali free glass fibre and mineral fibre, talcum powder and heat-proof modifier, consistency between each material is good, not only cost is low to make cheese dyeing pipe, and there is excellent physical and mechanical properties, especially have high temperature resistant preferably, high pressure resistant, corrosion resistance nature, can use for a long time at 135-145 DEG C, indeformable, break, not sticky look, at strong acid, alkali, use in the dye liquors such as salt, meet yarn pre-treatment, dyeing, the various condition of aftertreatment, be applicable to Quality Pure Cotton Yarn Production, hair, silk, fiber crops, viscose glue, acrylic fibers, polyamide fibre, the long filament of the fibers such as terylene, short fiber loose type yarn bobbin dyeing look.In addition, the preparation method that the present invention is used for the fire resistant polypropylene matrix material of cheese dyeing pipe is simple, and cost is lower, is suitable for suitability for industrialized production.
Embodiment
Be below specific embodiments of the invention, technical scheme of the present invention is further described, but the present invention is not limited to these embodiments.
Embodiment 1
By homo-polypropylene resin, ethylene-propylene copolymer, talcum powder, compatilizer, heat-proof modifier, oxidation inhibitor as following weight percent in super mixer high-speed mixing: homo-polypropylene resin 50wt%; Ethylene-propylene copolymer 15wt%; Short glass fiber 20wt%; Mineral fibre 5wt%; Talcum powder 2wt%; Compatilizer maleic anhydride inoculated polypropylene 4wt%; Heat-proof modifier N, N'-(4,4'-methylenediphenyl) bismaleimides 3.2wt%; Antioxidant 1076 0.8wt%.Wherein, the melting means of acrylic resin is 8g/10min, and test condition is 2.16kg, 230 DEG C; The length of short glass fiber is 3.0mm, and diameter is 12 μm, and fiberglass surfacing is coated with the graphite oxide ene coatings that thickness is 0.4 μm; Talcum powder is plastic-grade talc powder, and particle size diameter is 5 μm, whiteness >=90, silicon-dioxide >=60%, magnesium oxide >=30%; Mineral fibre is calcium silicate whisker and calcium sulfate crystal whiskers by the composite mixture of 1:3; Maleic anhydride inoculated polypropylene melting index≤50g/10min, percentage of grafting is 1.0%.
The raw material mixed is added alkali free glass fibre and mineral fibre at twin-screw extrusion pusher side feeding hopper through twin screw extruder melting simultaneously, extruding pelletization must be used for the fire resistant polypropylene matrix material of cheese dyeing pipe, wherein, in twin screw extruder, the temperature of feed zone is 218 DEG C, and compression section is 223 DEG C, fluxing zone is 216 DEG C, homogenizing zone is 230 DEG C, and die temperature is 225 DEG C, and rotating speed is 300 revs/min.
Embodiment 2
By acrylic resin copolymer, ethylene-propylene copolymer, talcum powder, compatilizer, heat-proof modifier, oxidation inhibitor as following weight percent at super mixer high-speed mixing: acrylic resin copolymer 55wt%; Ethylene-propylene copolymer 15wt%; Short glass fiber 14wt%; Mineral fibre 5wt%; Talcum powder 2.3wt%; Methacrylic acid graft polypropylene 4wt%; Heat-proof modifier maleic anhydride grafted polystyrene 4wt%; Antioxidant 1010 0.3wt%, irgasfos 168 0.4wt%.Wherein, the melting means of acrylic resin copolymer is 8g/10min, and test condition is 2.16kg, 230 DEG C; The particle size diameter of Co-polypropylene is 270 μm, cl content≤90mg/kg, ash≤330mg/kg, fugitive constituent≤0.2%; The length of short glass fiber is 2.5mm, and diameter is 10 μm, and fiberglass surfacing is coated with the graphite oxide ene coatings that thickness is 0.6 μm; Institute's talcum powder is plastic-grade talc powder, and particle size diameter is 6 μm, whiteness >=90, silicon-dioxide >=60%, magnesium oxide >=30%; Mineral fibre is calcium silicate whisker and calcium sulfate crystal whiskers by the composite mixture of 1:4.
The raw material mixed is added alkali free glass fibre and mineral fibre at twin-screw extrusion pusher side feeding hopper through twin screw extruder melting simultaneously, extruding pelletization must be used for the fire resistant polypropylene matrix material of cheese dyeing pipe, wherein, in twin screw extruder, the temperature of feed zone is 216 DEG C, and compression section is 224 DEG C, fluxing zone is 218 DEG C, homogenizing zone is 232 DEG C, and die temperature is 228 DEG C, and rotating speed is 400 revs/min.
Embodiment 3
By homo-polypropylene resin, ethylene-propylene copolymer, talcum powder, compatilizer, heat-proof modifier, oxidation inhibitor as following weight percent in super mixer high-speed mixing: homo-polypropylene resin 45wt%; Ethylene-propylene copolymer 13wt%; Short glass fiber 25wt%; Mineral fibre 6wt%; Talcum powder 2.4wt%; Methacrylic acid graft polypropylene 4wt%; Heat-proof modifier N, N'-(4,4'-methylenediphenyl) bismaleimides 3wt%; Antioxidant 1076 0.6wt%.Wherein, the melting means of homo-polypropylene resin is 8g/10min, and test condition is 2.16kg, 230 DEG C; The length of short glass fiber is 3.0mm, and diameter is 13 μm, and fiberglass surfacing is coated with the graphite oxide ene coatings that thickness is 0.5 μm; Talcum powder is plastic-grade talc powder, and particle size diameter is 3-8 μm, whiteness >=90, silicon-dioxide >=60%, magnesium oxide >=30%; Mineral fibre is calcium silicate whisker and calcium sulfate crystal whiskers by the composite mixture of 1:3.
The raw material mixed is added alkali free glass fibre and mineral fibre at twin-screw extrusion pusher side feeding hopper through twin screw extruder melting simultaneously, extruding pelletization must be used for the fire resistant polypropylene matrix material of cheese dyeing pipe, wherein, in twin screw extruder, the temperature of feed zone is 219 DEG C, and compression section is 222 DEG C, fluxing zone is 217 DEG C, homogenizing zone is 228 DEG C, and die temperature is 222 DEG C, and rotating speed is 250 revs/min.
Embodiment 4
By acrylic resin, ethylene-propylene copolymer, talcum powder, compatilizer, heat-proof modifier, oxidation inhibitor as following weight percent in super mixer high-speed mixing: homo-polypropylene resin 20wt%, acrylic resin copolymer 30wt%; Ethylene-propylene copolymer 10wt%; Short glass fiber 30wt%; Mineral fibre 3wt%; Talcum powder 0.5wt%; Maleic anhydride inoculated polypropylene 3wt%; Heat-proof modifier N, N'-(4,4'-methylenediphenyl) bismaleimides 3wt%; Antioxidant 1076 0.2wt%, irgasfos 168 0.3wt%.Wherein, the melting means of acrylic resin is 5g/10min, and test condition is 2.16kg, 230 DEG C; The particle size diameter of Co-polypropylene is 260 μm, cl content≤90mg/kg, ash≤330mg/kg, fugitive constituent≤0.2%; The length of short glass fiber is 4.5mm, and diameter is 9 μm, and fiberglass surfacing is coated with the graphite oxide ene coatings that thickness is 0.3 μm; Talcum powder is plastic-grade talc powder, and particle size diameter is 8 μm, whiteness >=90, silicon-dioxide >=60%, magnesium oxide >=30%; Described mineral fibre is calcium silicate whisker and calcium sulfate crystal whiskers by the composite mixture of 1:2; Maleic anhydride inoculated polypropylene melting index≤50g/10min, percentage of grafting is 0.5%.
The raw material mixed is added alkali free glass fibre and mineral fibre at twin-screw extrusion pusher side feeding hopper through twin screw extruder melting simultaneously, extruding pelletization must be used for the fire resistant polypropylene matrix material of cheese dyeing pipe, wherein, in twin screw extruder, the temperature of feed zone is 220 DEG C, and compression section is 225 DEG C, fluxing zone is 220 DEG C, homogenizing zone is 235 DEG C, and die temperature is 230 DEG C, and rotating speed is 500 revs/min.
Embodiment 5
By acrylic resin, ethylene-propylene copolymer, talcum powder, compatilizer, heat-proof modifier, oxidation inhibitor as following weight percent in super mixer high-speed mixing: homo-polypropylene resin 25wt%, acrylic resin copolymer 35wt%; Ethylene-propylene copolymer 12wt%; Short glass fiber 10wt%; Mineral fibre 10wt%; Talcum powder 3wt%; Glytidyl methacrylate graft polypropylene 3wt%; Heat-proof modifier N, N'-(4,4'-methylenediphenyl) bismaleimides 1wt%; Antioxidant 1076 1wt%.Wherein, the melting means of acrylic resin is 12g/10min, and test condition is 2.16kg, 230 DEG C; The particle size diameter of Co-polypropylene is 280 μm, cl content≤90mg/kg, ash≤330mg/kg, fugitive constituent≤0.2%; The length of short glass fiber is 1.5-4.5mm, and diameter is 14 μm, and fiberglass surfacing is coated with the graphite oxide ene coatings that thickness is 0.8 μm; Talcum powder is plastic-grade talc powder, and particle size diameter is 3 μm, whiteness >=90, silicon-dioxide >=60%, magnesium oxide >=30%; Mineral fibre is calcium silicate whisker and calcium sulfate crystal whiskers by the composite mixture of 1:5.
The raw material mixed is added alkali free glass fibre and mineral fibre at twin-screw extrusion pusher side feeding hopper through twin screw extruder melting simultaneously, extruding pelletization must be used for the fire resistant polypropylene matrix material of cheese dyeing pipe, wherein, in twin screw extruder, the temperature of feed zone is 215 DEG C, and compression section is 220 DEG C, fluxing zone is 215 DEG C, homogenizing zone is 225 DEG C, and die temperature is 220 DEG C, and rotating speed is 180 revs/min.
Comparative example 1
Only be with the difference of embodiment 1, only containing acrylic resin 65wt% in this comparative example, not containing ethylene-propylene copolymer, other are in the same manner as in Example 1, are not repeated herein.
Comparative example 2
Only be with the difference of embodiment 1, only containing glass fibre 25wt% in this comparative example, not containing mineral fibre, other are in the same manner as in Example 1, are not repeated herein.
Comparative example 3
Only be with the difference of embodiment 1, only containing mineral fibre 25wt% in this comparative example, not containing glass fibre, other are in the same manner as in Example 1, are not repeated herein.
Comparative example 4
Only be with the difference of embodiment 1, only containing talcum powder 5wt% in this comparative example, not containing heat-proof modifier, other are in the same manner as in Example 1, are not repeated herein.
Comparative example 5
Only be with the difference of embodiment 1, only containing heat-proof modifier 5wt% in this comparative example, not containing talcum powder, other are in the same manner as in Example 1, are not repeated herein.
Comparative example 6
The common commercially available fire resistant polypropylene matrix material for cheese dyeing pipe in prior art.
Matrix material in embodiment 1-5 and comparative example 1-6 is carried out performance test and contrast, and the result of test is as shown in table 1.
The performance test results of matrix material in table 1: embodiment 1-5 and comparative example 1-6
In sum, polypropylene composite material of the present invention not only cost is low, and there is excellent physical and mechanical properties, especially there is high temperature resistant, high pressure resistant, corrosion resistance nature preferably, can use for a long time at 135-145 DEG C for cheese dyeing pipe, indeformable, break, not sticky look, use in the dye liquors such as strong acid, alkali, salt, meet yarn pre-treatment, dyeing, the various condition of aftertreatment, be applicable to long filament, the short fiber loose type yarn bobbin dyeing look of the fibers such as Quality Pure Cotton Yarn Production, hair, silk, fiber crops, viscose glue, acrylic fibers, polyamide fibre, terylene.In addition, the preparation method that the present invention is used for the fire resistant polypropylene matrix material of cheese dyeing pipe is simple, and cost is lower, is suitable for suitability for industrialized production.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (10)
1. for a fire resistant polypropylene matrix material for cheese dyeing pipe, it is characterized in that, described matrix material comprises following component and weight percent:
Acrylic resin 40-60wt%;
Ethylene-propylene copolymer 10-20wt%;
Alkali free glass fibre 10-30wt%;
Talcum powder 0.5-3wt%;
Mineral fibre 3-10wt%;
Compatilizer 3-5wt%;
Heat-proof modifier 1-5wt%;
Oxidation inhibitor 0.5-1wt%.
2. the fire resistant polypropylene matrix material for cheese dyeing pipe according to claim 1, it is characterized in that, described acrylic resin is one or both in homo-polypropylene, Co-polypropylene, the melting means of acrylic resin is 1-12g/10min, test condition is 2.16kg, 230 DEG C.
3. the fire resistant polypropylene matrix material for cheese dyeing pipe according to claim 1, is characterized in that, the particle size diameter of described Co-polypropylene is 260-280 μm, cl content≤90mg/kg, ash≤330mg/kg, fugitive constituent≤0.2%.
4. the fire resistant polypropylene matrix material for cheese dyeing pipe according to claim 1, is characterized in that, described alkali free glass fibre is short glass fiber, and the length of short glass fiber is 1.5-4.5mm, and diameter is 9-14 μm.
5. the fire resistant polypropylene matrix material for cheese dyeing pipe according to claim 1 or 4, is characterized in that, described alkali free glass fibre surface-coated has thickness to be the graphite oxide ene coatings of 0.3-0.8 μm.
6. the fire resistant polypropylene matrix material for cheese dyeing pipe according to claim 1, is characterized in that, described talcum powder is plastic-grade talc powder, and particle size diameter is 3-8 μm, whiteness >=90, silicon-dioxide >=60%, magnesium oxide >=30%.
7. the fire resistant polypropylene matrix material for cheese dyeing pipe according to claim 1, is characterized in that, described mineral fibre is calcium silicate whisker and calcium sulfate crystal whiskers by the composite mixture of 1:2-5.
8. the fire resistant polypropylene matrix material for cheese dyeing pipe according to claim 1, it is characterized in that, described compatilizer is one or more in maleic anhydride inoculated polypropylene, maleic anhydride grafted polyethylene, methacrylic acid graft polypropylene, glytidyl methacrylate graft polypropylene.
9. the fire resistant polypropylene matrix material for cheese dyeing pipe according to claim 1, it is characterized in that, described heat-proof modifier is one or both in N, N'-(4,4'-methylenediphenyl) bismaleimides, maleic anhydride grafted polystyrene.
10. the preparation method of the fire resistant polypropylene matrix material for cheese dyeing pipe as described in claim as arbitrary in claim 1-9, it is characterized in that, described preparation method comprises the following steps:
By acrylic resin, ethylene-propylene copolymer, talcum powder, compatilizer, heat-proof modifier, oxidation inhibitor by weight percentage in super mixer high-speed mixing;
The raw material mixed is added alkali free glass fibre and mineral fibre at twin-screw extrusion pusher side feeding hopper through twin screw extruder melting simultaneously, extruding pelletization must be used for the fire resistant polypropylene matrix material of cheese dyeing pipe, wherein, in twin screw extruder, the temperature of feed zone is 215-220 DEG C, and compression section is 220-225 DEG C, fluxing zone is 215-220 DEG C, homogenizing zone is 225-235 DEG C, and die temperature is 220-230 DEG C, and rotating speed is 180-500 rev/min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510551597.3A CN105131423B (en) | 2015-08-31 | 2015-08-31 | A kind of fire resistant polypropylene composite material for cheese dyeing pipe and preparation method thereof |
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| CN201510551597.3A CN105131423B (en) | 2015-08-31 | 2015-08-31 | A kind of fire resistant polypropylene composite material for cheese dyeing pipe and preparation method thereof |
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| CN105482242A (en) * | 2015-12-30 | 2016-04-13 | 上海普利特复合材料股份有限公司 | High-strength and high-toughness long glass fiber reinforced polypropylene composite material and preparation method thereof |
| CN106566067A (en) * | 2016-10-18 | 2017-04-19 | 河南联塑实业有限公司 | Low-temperature-resistant and high-hydrostatic pressure PPR material for water supply pipelines, and preparation method thereof |
| CN107523028A (en) * | 2017-09-15 | 2017-12-29 | 张家港市大能塑料制品有限公司 | A kind of production technology of plastics dyeing terylene pipe |
| CN107722583A (en) * | 2017-09-15 | 2018-02-23 | 张家港市大能塑料制品有限公司 | A kind of plastics dyeing terylene pipe |
| CN108570188A (en) * | 2018-05-31 | 2018-09-25 | 天津瑞杰塑料制品有限公司 | A kind of high-strength ageing polypropylene material and preparation method thereof |
| CN112892077A (en) * | 2021-01-18 | 2021-06-04 | 许昌学院 | Heat-resistant high-molecular polypropylene filter plate material |
| CN113754957A (en) * | 2021-08-17 | 2021-12-07 | 金发科技股份有限公司 | Polypropylene composition and preparation method thereof |
| CN115232406A (en) * | 2022-09-23 | 2022-10-25 | 广州仕天材料科技有限公司 | Calcium silicate mineral fiber modified polypropylene composite material and preparation method and application thereof |
| CN116023742A (en) * | 2023-01-05 | 2023-04-28 | 浙江三友塑业股份有限公司 | Polypropylene composite material, preparation method and application thereof, and conical yarn tube |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105482242A (en) * | 2015-12-30 | 2016-04-13 | 上海普利特复合材料股份有限公司 | High-strength and high-toughness long glass fiber reinforced polypropylene composite material and preparation method thereof |
| CN106566067A (en) * | 2016-10-18 | 2017-04-19 | 河南联塑实业有限公司 | Low-temperature-resistant and high-hydrostatic pressure PPR material for water supply pipelines, and preparation method thereof |
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| CN107523028A (en) * | 2017-09-15 | 2017-12-29 | 张家港市大能塑料制品有限公司 | A kind of production technology of plastics dyeing terylene pipe |
| CN107722583A (en) * | 2017-09-15 | 2018-02-23 | 张家港市大能塑料制品有限公司 | A kind of plastics dyeing terylene pipe |
| CN108570188A (en) * | 2018-05-31 | 2018-09-25 | 天津瑞杰塑料制品有限公司 | A kind of high-strength ageing polypropylene material and preparation method thereof |
| CN112892077A (en) * | 2021-01-18 | 2021-06-04 | 许昌学院 | Heat-resistant high-molecular polypropylene filter plate material |
| CN113754957A (en) * | 2021-08-17 | 2021-12-07 | 金发科技股份有限公司 | Polypropylene composition and preparation method thereof |
| CN115232406A (en) * | 2022-09-23 | 2022-10-25 | 广州仕天材料科技有限公司 | Calcium silicate mineral fiber modified polypropylene composite material and preparation method and application thereof |
| CN116023742A (en) * | 2023-01-05 | 2023-04-28 | 浙江三友塑业股份有限公司 | Polypropylene composite material, preparation method and application thereof, and conical yarn tube |
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