CN104861299A - High-strength antibacterial feeding bottle and preparation method thereof - Google Patents
High-strength antibacterial feeding bottle and preparation method thereof Download PDFInfo
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- CN104861299A CN104861299A CN201510277635.0A CN201510277635A CN104861299A CN 104861299 A CN104861299 A CN 104861299A CN 201510277635 A CN201510277635 A CN 201510277635A CN 104861299 A CN104861299 A CN 104861299A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- 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
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
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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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- 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
Abstract
The invention relates to the technical field of feeding bottles, in particular to a high-strength antibacterial feeding bottle and a preparation method of the feeding bottle. The high-strength antibacterial feeding bottle is prepared from a high-strength antibacterial material. The high-strength antibacterial material comprises the following raw materials in parts by weight: 55-75 parts of PP (propene polymer) resin, 25-35 parts of TPR (thermal plastic rubber) resin, 16-24 parts of filler, 12-20 parts of plasticizer, 5-9 parts of heat stabilizer, 7-11 parts of reinforced modifier, 6-10 parts of impact modifier, 1-2 parts of antibacterial agent and 0.6-1.0 part of lubricant. The high-strength antibacterial feeding bottle is higher in strength, good in flame retardant effect, high in compression performance and toughness, excellent in processability, outstanding in comprehensive performance, antibacterial and environment-friendly.
Description
Technical field
The present invention relates to feeding bottle technical field, be specifically related to antibacterial feeding bottle of a kind of high strength and preparation method thereof.
Background technology
The born to breast from mother of baby sucks the instinct of milk, but they often need from other source drink liquids.Baby can not do not spill from glass cylinder or other cup drinkable liquid, in worldwide, thus normally use feeding bottle (also referred to as baby bottle) to infant feeding liquid.Feeding bottle is in the open top of a fluid container, fix one has aperture pacifier at its top.The using method of feeding bottle is: by liquid injecting container, loads onto nipple, puts upside down feeding bottle, then nipple is put into the mouth of baby, so baby sucking milk-sucting nozzle is with sucking liquid.
Existing feeding bottle many employings polycarbonate (PC) and epoxy resin make, and polycarbonate (PC) and epoxy resin synthesize by dihydroxyphenyl propane, and dihydroxyphenyl propane can cause endocrine disturbance, and the health of infant in serious threat; And existing feeding bottle intensity is poor, yielding and fracture, impact uses.
Summary of the invention
In order to overcome the shortcoming and defect existed in prior art, the object of the present invention is to provide the antibacterial feeding bottle of a kind of high strength, the antibacterial feeding bottle of this high strength has higher intensity, antibacterial environmental protection, and good flame retardation effect, compression performance and toughness strong, processing characteristics is excellent, excellent combination property.
Another object of the present invention is to the preparation method providing the antibacterial feeding bottle of a kind of high strength, this preparation method's technique is simple, and convenient operation and control, steady quality, production efficiency is high, low cost of manufacture, can large-scale industrial production.
Object of the present invention is achieved through the following technical solutions: the antibacterial feeding bottle of a kind of high strength, and it is obtained by high strength antibacterial material, and described high strength antibacterial material comprises the raw material of following weight part:
PP resin 55-75 part
TPR resin 25-35 part
Weighting agent 16-24 part
Softening agent 12-20 part
Thermo-stabilizer 5-9 part
Reinforced modifier 7-11 part
Impact modifier 6-10 part
Fungistat 1-2 part
Lubricant 0.6-1.0 part.
The antibacterial feeding bottle of high strength of the present invention has higher intensity, antibacterial environmental protection, and good flame retardation effect, and by force, processing characteristics is excellent, excellent combination property for compression performance and toughness.
Preferably, the mixture that is made up of with weight ratio 1:1.4-2.2 in the homo-polypropylene of 20-80g/10min in Co-polypropylene and the melting index of 10-100g/10min melting index of described PP resin.
The present invention by adopt melting index in the Co-polypropylene of 10-100g/10min and melting index in the homo-polypropylene of 20-80g/10min as the composite use of PP resin, and to control its weight ratio be 1:1.4-2.2, the tensile strength of the antibacterial feeding bottle of obtained high strength, rigidity and environmental stress crack resistance are excellent; Wear resistance is good, hardness is high, high temperature good impact resistance, folding resistance are effective; And high temperature resistant, chemical stability is better, electrical insulation capability is excellent, the transparency is good.
Thermoplastic elastomer (TPR) is the material that one has rubber and thermoplastics characteristic concurrently, utilize SBS to add appropriate polystyrene and can prepare TPR material, TPR is a kind of snappiness with rubber, high strength, high resilience, having again can the characteristic of injection molding, has environment-protecting asepsis safety, durometer level is wide, the features such as soft-touch.
Preferably, described weighting agent is that particle diameter is at 10-20nm and through the nm-class active calcium carbonate of maleic anhydride graft polyvinyl chloride process.
The particle diameter of weighting agent is less, to the tensile strength of packing material and shock strength more useful, the present invention, by selecting super nm-class active calcium carbonate as weighting agent and controlling its particle diameter at 2-20nm, can improve the intensity of material; Weighting agent and the good consistency of resin play its key acting on and control addition, the present invention adopts the nm-class active calcium carbonate through the process of compatilizer maleic anhydride graft polyvinyl chloride, the consistency of nm-class active calcium carbonate and polyvinyl chloride resin can be improved, thus improve the intensity of material.
Preferably, described softening agent is the mixture be made up of with weight ratio 0.8-1.2:1 hexanaphthene 1,2-dioctyl phthalate diisononyl esters and tri-n-butyl citrate.
The present invention is by adopting hexanaphthene 1,2-dioctyl phthalate diisononyl esters and tri-n-butyl citrate are as the composite use of softening agent, and to control its weight ratio be 0.8-1.2:1, two kinds of softening agent are environment-friendly plasticizer, the reactive force of material molecule interchain can be reduced, the fusing point of the second-order transition temperature of material, yield temperature and contained crystallite is all reduced, and softening agent can improve the plasticity-of resin, makes goods softness, resistance to low temperature good.
Preferably, the mixture that is made up of with mol ratio 1.4-1.8:1 calcium stearate and Zinic stearas of described thermo-stabilizer.
The barium zinc heat stabilizer be made up of calcium stearate and Zinic stearas is nontoxic, transparent thermo-stabilizer, the present invention is 1.4-1.8:1 by selecting calcium stearate and Zinic stearas as thermo-stabilizer and controlling its mol ratio, thermostable effect is good, and have oilness concurrently, make material in the course of processing, have good dispersiveness, consistency and processing fluidity, make material good heat stability, there is efficient weathering resistance.
Preferably, described reinforced modifier be with acicular wollastonite and flat glass fiber for nucleome material, have acrylic low-temperature ester emulsion to be the particle of shell at its Surface coating.
The present invention is by adopting with acicular wollastonite and flat glass fiber as material of main part, being coated with acrylic low-temperature ester emulsion is thereon shell, it can utilize acicular wollastonite to provide the support of radial direction and flat glass fiber to prevent the distortion of section bar, simultaneously coated acrylic low-temperature ester emulsion can improve the physicals of material under its consistency and low temperature, also has adduction to the enhancement of toughener.
Preferably, described impact modifier is the mixture that the chlorinatedpolyethylene of 25%-45% and the ethylene-vinyl acetate copolymer of vinyl acetate between to for plastic unit content 5%-25% form with weight ratio 1.8-2.6:1 by chlorinity.
The present invention is that the ethylene-vinyl acetate copolymer of the chlorinatedpolyethylene of 25%-45% and vinyl acetate between to for plastic unit content 5%-25% is as the composite use of impact modifier by adopting chlorinity, and to control its weight ratio be 1.8-2.6:1, the shock strength of material can be improved, improve the high temperature resistant of material and resistance to low temperature, the melt viscosity of material can also be reduced, improve mobility, improve the processing characteristics of plastics, extend the work-ing life of goods.
Preferably, the mixture that is made up of with weight ratio 1.5-2.5:1 nanometer silver and zeolite with carrying silver of described fungistat.
The present invention is by adopting nanometer silver and zeolite with carrying silver as the composite use of fungistat, and to control its weight ratio be 1.5-2.5:1, and its good antimicrobial effect, can improve the sterilization of material, bacteriostasis property.
The mixture that described lubricant is made up of with weight ratio 1.2-1.8:1 native paraffin and methylene bis stearamide.
The present invention adopts native paraffin as external lubricant, can reduce the friction of material melt and mould, machine barrel; Adopt methylene bis stearamide as internal lubricant, the intermolecular friction of material melt can be reduced; Two kinds of lubricants improve the mobility of material and the release property of goods with the weight ratio 1.2-1.8:1 material that can make used in combination in the course of processing.
Preferably, the preparation method of described high strength antibacterial material comprises the steps:
A, take above-mentioned raw materials by the weight part of constitutive material, mixing;
B, mixed raw material is put into high speed blender, at 100-140 DEG C of temperature, stir 15-25min;
C, by the raw material after stirring by twin screw extruder extruding pelletization, obtained described high strength antibacterial material; The extruder temperature of described twin screw extruder is: a district temperature 138-160 DEG C, two district temperature 135-160 DEG C, three district temperature 135-155 DEG C, four district temperature 132-150 DEG CHe five district temperature 130-148 DEG C.
Another object of the present invention is achieved through the following technical solutions: the preparation method of the antibacterial feeding bottle of a kind of high strength, comprises the steps:
(1) dry materials: high strength antibacterial material is carried out baking processing, storing temperature is 155-165 DEG C, and baking time is 3.5-4.5h;
(2) melten gel: the high strength antibacterial material of oven dry is carried out melten gel process, melt adhesive temperature is 360-380 DEG C, and aerosol time is 40-60min;
(3) injection moulding: the glue of fusing is injected bottle mould, and under 5-7MPa pressure pressurize 2-4s, obtained bottle base;
(4) stretch blow: when bottle base is cooled to 130-150 DEG C, carries out stretch blow to bottle base shaping, and the temperature of stretch blow is 80-100 DEG C, the obtained antibacterial feeding bottle of described high strength.
Preparation method's technique of the present invention is simple, and convenient operation and control, steady quality, production efficiency is high, low cost of manufacture, can large-scale industrial production.
Beneficial effect of the present invention is: the antibacterial feeding bottle of high strength of the present invention is by adopting PP resin and the modification of TPR resin alloy, the antibacterial feeding bottle of high strength is made both to have had the resin stretched intensity of PP, rigidity and environmental stress crack resistance excellent, wear resistance is good, hardness is high, high temperature good impact resistance, folding resistance are effective, and high temperature resistant, the advantage such as chemical stability is better, electrical insulation capability is excellent, the transparency is good; There is again every excellent properties such as TPR resin snappiness, ageing-resistant, oil-proofness.
The antibacterial feeding bottle of high strength of the present invention has higher intensity, antibacterial environmental protection, and good flame retardation effect, and by force, processing characteristics is excellent, excellent combination property for compression performance and toughness.The antibacterial feeding bottle of high strength that the present invention adopts multiple high-environmental material obtained, its smooth in appearance, not containing phthalate, not containing polycyclic aromatic hydrocarbons, not containing free phenol, not halogen-containing flame retardant, without boron compound, environmental protection is better than the international standards such as European Union ROHS, DEHP, ATBC.
Preparation method's technique of the present invention is simple, and convenient operation and control, steady quality, production efficiency is high, low cost of manufacture, can large-scale industrial production.
Embodiment
For the ease of the understanding of those skilled in the art, below in conjunction with embodiment, the present invention is further illustrated, and the content that embodiment is mentioned not is limitation of the invention.
Embodiment 1
The antibacterial feeding bottle of a kind of high strength, it is obtained by high strength antibacterial material, and described high strength antibacterial material comprises the raw material of following weight part:
PP resin 55 parts
TPR resin 25 parts
Weighting agent 16 parts
12 parts, softening agent
Thermo-stabilizer 5 parts
Reinforced modifier 7 parts
Impact modifier 6 parts
Fungistat 1 part
Lubricant 0.6 part.
The mixture that described PP resin is made up of with weight ratio 1:1.4 in the homo-polypropylene of 20g/10min in Co-polypropylene and the melting index of 10g/10min melting index.
Described weighting agent is that particle diameter is at 10nm and through the nm-class active calcium carbonate of maleic anhydride graft polyvinyl chloride process.
Described softening agent is the mixture be made up of with weight ratio 0.8:1 hexanaphthene 1,2-dioctyl phthalate diisononyl esters and tri-n-butyl citrate.
The mixture that described thermo-stabilizer is made up of with mol ratio 1.4:1 calcium stearate and Zinic stearas.
Described reinforced modifier be with acicular wollastonite and flat glass fiber for nucleome material, have acrylic low-temperature ester emulsion to be the particle of shell at its Surface coating.
Described impact modifier is the mixture that the chlorinatedpolyethylene of 25%-45% and the ethylene-vinyl acetate copolymer of vinyl acetate between to for plastic unit content 5% form with weight ratio 1.8:1 by chlorinity.
The mixture that described fungistat is made up of with weight ratio 1.5:1 nanometer silver and zeolite with carrying silver; The mixture that described lubricant is made up of with weight ratio 1.2:1 native paraffin and methylene bis stearamide.
The preparation method of described high strength antibacterial material comprises the steps:
A, take above-mentioned raw materials by the weight part of constitutive material, mixing;
B, mixed raw material is put into high speed blender, at 100 DEG C of temperature, stir 15min;
C, by the raw material after stirring by twin screw extruder extruding pelletization, obtained described high strength antibacterial material; The extruder temperature of described twin screw extruder is: district's temperature 138 DEG C, two district's temperature 135 DEG C, three district's temperature 135 DEG C, four district's temperature 132 DEG CHe five district temperature 130 DEG C.
A preparation method for the antibacterial feeding bottle of high strength, comprises the steps:
(1) dry materials: high strength antibacterial material is carried out baking processing, storing temperature is 155 DEG C, and baking time is 3.5h;
(2) melten gel: the high strength antibacterial material of oven dry is carried out melten gel process, melt adhesive temperature is 360 DEG C, and aerosol time is 40min;
(3) injection moulding: the glue of fusing is injected bottle mould, and under 5MPa pressure pressurize 2s, obtained bottle base;
(4) stretch blow: when bottle base being cooled to 130 DEG C, carries out stretch blow to bottle base shaping, and the temperature of stretch blow is 80 DEG C, the obtained antibacterial feeding bottle of described high strength.
Embodiment 2
The antibacterial feeding bottle of a kind of high strength, it is obtained by high strength antibacterial material, and described high strength antibacterial material comprises the raw material of following weight part:
PP resin 60 parts
TPR resin 27 parts
Weighting agent 18 parts
14 parts, softening agent
Thermo-stabilizer 6 parts
Reinforced modifier 8 parts
Impact modifier 7 parts
Fungistat 1.2 parts
Lubricant 0.7 part.
The mixture that described PP resin is made up of with weight ratio 1:1.6 in the homo-polypropylene of 35g/10min in Co-polypropylene and the melting index of 30g/10min melting index.
Described weighting agent is that particle diameter is at 12nm and through the nm-class active calcium carbonate of maleic anhydride graft polyvinyl chloride process.
Described softening agent is the mixture be made up of with weight ratio 0.9:1 hexanaphthene 1,2-dioctyl phthalate diisononyl esters and tri-n-butyl citrate.
The mixture that described thermo-stabilizer is made up of with mol ratio 1.5:1 calcium stearate and Zinic stearas.
Described reinforced modifier be with acicular wollastonite and flat glass fiber for nucleome material, have acrylic low-temperature ester emulsion to be the particle of shell at its Surface coating.
Described impact modifier is the mixture that the chlorinatedpolyethylene of 30% and the ethylene-vinyl acetate copolymer of vinyl acetate between to for plastic unit content 10% form with weight ratio 2:1 by chlorinity.
The mixture that described fungistat is made up of with weight ratio 1.8:1 nanometer silver and zeolite with carrying silver; The mixture that described lubricant is made up of with weight ratio 1.3:1 native paraffin and methylene bis stearamide.
The preparation method of described high strength antibacterial material comprises the steps:
A, take above-mentioned raw materials by the weight part of constitutive material, mixing;
B, mixed raw material is put into high speed blender, at 110 DEG C of temperature, stir 17min;
C, by the raw material after stirring by twin screw extruder extruding pelletization, obtained described high strength antibacterial material; The extruder temperature of described twin screw extruder is: district's temperature 143 DEG C, two district's temperature 140 DEG C, three district's temperature 140 DEG C, four district's temperature 136 DEG CHe five district temperature 135 DEG C.
A preparation method for the antibacterial feeding bottle of high strength, comprises the steps:
(1) dry materials: high strength antibacterial material is carried out baking processing, storing temperature is 157 DEG C, and baking time is 3.7h;
(2) melten gel: the high strength antibacterial material of oven dry is carried out melten gel process, melt adhesive temperature is 365 DEG C, and aerosol time is 45min;
(3) injection moulding: the glue of fusing is injected bottle mould, and under 5.5MPa pressure pressurize 2s, obtained bottle base;
(4) stretch blow: when bottle base being cooled to 135 DEG C, carries out stretch blow to bottle base shaping, and the temperature of stretch blow is 85 DEG C, the obtained antibacterial feeding bottle of described high strength.
Embodiment 3
The antibacterial feeding bottle of a kind of high strength, it is obtained by high strength antibacterial material, and described high strength antibacterial material comprises the raw material of following weight part:
PP resin 65 parts
TPR resin 30 parts
Weighting agent 20 parts
16 parts, softening agent
Thermo-stabilizer 7 parts
Reinforced modifier 9 parts
Impact modifier 8 parts
Fungistat 1.5 parts
Lubricant 0.8 part.
The mixture that described PP resin is made up of with weight ratio 1:1.8 in the homo-polypropylene of 50g/10min in Co-polypropylene and the melting index of 50g/10min melting index.
Described weighting agent is that particle diameter is at 15nm and through the nm-class active calcium carbonate of maleic anhydride graft polyvinyl chloride process.
Described softening agent is the mixture be made up of with weight ratio 1:1 hexanaphthene 1,2-dioctyl phthalate diisononyl esters and tri-n-butyl citrate.
The mixture that described thermo-stabilizer is made up of with mol ratio 1.6:1 calcium stearate and Zinic stearas.
Described reinforced modifier be with acicular wollastonite and flat glass fiber for nucleome material, have acrylic low-temperature ester emulsion to be the particle of shell at its Surface coating.
Described impact modifier is the mixture that the chlorinatedpolyethylene of 35% and the ethylene-vinyl acetate copolymer of vinyl acetate between to for plastic unit content 15% form with weight ratio 2.2:1 by chlorinity.
The mixture that described fungistat is made up of with weight ratio 2:1 nanometer silver and zeolite with carrying silver; The mixture that described lubricant is made up of with weight ratio 1.5:1 native paraffin and methylene bis stearamide.
The preparation method of described high strength antibacterial material comprises the steps:
A, take above-mentioned raw materials by the weight part of constitutive material, mixing;
B, mixed raw material is put into high speed blender, at 120 DEG C of temperature, stir 20min;
C, by the raw material after stirring by twin screw extruder extruding pelletization, obtained described high strength antibacterial material; The extruder temperature of described twin screw extruder is: district's temperature 150 DEG C, two district's temperature 147 DEG C, three district's temperature 145 DEG C, four district's temperature 140 DEG CHe five district temperature 139 DEG C.
A preparation method for the antibacterial feeding bottle of high strength, comprises the steps:
(1) dry materials: high strength antibacterial material is carried out baking processing, storing temperature is 160 DEG C, and baking time is 4h;
(2) melten gel: the high strength antibacterial material of oven dry is carried out melten gel process, melt adhesive temperature is 370 DEG C, and aerosol time is 50min;
(3) injection moulding: the glue of fusing is injected bottle mould, and under 6MPa pressure pressurize 3s, obtained bottle base;
(4) stretch blow: when bottle base being cooled to 140 DEG C, carries out stretch blow to bottle base shaping, and the temperature of stretch blow is 90 DEG C, the obtained antibacterial feeding bottle of described high strength.
Embodiment 4
The antibacterial feeding bottle of a kind of high strength, it is obtained by high strength antibacterial material, and described high strength antibacterial material comprises the raw material of following weight part:
PP resin 70 parts
TPR resin 32 parts
Weighting agent 22 parts
18 parts, softening agent
Thermo-stabilizer 8 parts
Reinforced modifier 10 parts
Impact modifier 9 parts
Fungistat 1.8 parts
Lubricant 0.9 part.
The mixture that described PP resin is made up of with weight ratio 1:2 in the homo-polypropylene of 65g/10min in Co-polypropylene and the melting index of 75g/10min melting index.
Described weighting agent is that particle diameter is at 18nm and through the nm-class active calcium carbonate of maleic anhydride graft polyvinyl chloride process.
Described softening agent is the mixture be made up of with weight ratio 1.1:1 hexanaphthene 1,2-dioctyl phthalate diisononyl esters and tri-n-butyl citrate.
The mixture that described thermo-stabilizer is made up of with mol ratio 1.7:1 calcium stearate and Zinic stearas.
Described reinforced modifier be with acicular wollastonite and flat glass fiber for nucleome material, have acrylic low-temperature ester emulsion to be the particle of shell at its Surface coating.
Described impact modifier is the mixture that the chlorinatedpolyethylene of 40% and the ethylene-vinyl acetate copolymer of vinyl acetate between to for plastic unit content 20% form with weight ratio 2.4:1 by chlorinity.
The mixture that described fungistat is made up of with weight ratio 2.2:1 nanometer silver and zeolite with carrying silver; The mixture that described lubricant is made up of with weight ratio 1.6:1 native paraffin and methylene bis stearamide.
The preparation method of described high strength antibacterial material comprises the steps:
A, take above-mentioned raw materials by the weight part of constitutive material, mixing;
B, mixed raw material is put into high speed blender, at 130 DEG C of temperature, stir 22min;
C, by the raw material after stirring by twin screw extruder extruding pelletization, obtained described high strength antibacterial material; The extruder temperature of described twin screw extruder is: district's temperature 155 DEG C, two district's temperature 153 DEG C, three district's temperature 150 DEG C, four district's temperature 146 DEG CHe five district temperature 144 DEG C.
A preparation method for the antibacterial feeding bottle of high strength, comprises the steps:
(1) dry materials: high strength antibacterial material is carried out baking processing, storing temperature is 162 DEG C, and baking time is 4.2h;
(2) melten gel: the high strength antibacterial material of oven dry is carried out melten gel process, melt adhesive temperature is 375 DEG C, and aerosol time is 55min;
(3) injection moulding: the glue of fusing is injected bottle mould, and under 6.5MPa pressure pressurize 3s, obtained bottle base;
(4) stretch blow: when bottle base being cooled to 145 DEG C, carries out stretch blow to bottle base shaping, and the temperature of stretch blow is 95 DEG C, the obtained antibacterial feeding bottle of described high strength.
Embodiment 5
The antibacterial feeding bottle of a kind of high strength, it is obtained by high strength antibacterial material, and described high strength antibacterial material comprises the raw material of following weight part:
PP resin 75 parts
TPR resin 35 parts
Weighting agent 24 parts
20 parts, softening agent
Thermo-stabilizer 9 parts
Reinforced modifier 11 parts
Impact modifier 10 parts
Fungistat 2 parts
Lubricant 1.0 parts.
The mixture that described PP resin is made up of with weight ratio 1:2.2 in the homo-polypropylene of 80g/10min in Co-polypropylene and the melting index of 100g/10min melting index.
Described weighting agent is that particle diameter is at 20nm and through the nm-class active calcium carbonate of maleic anhydride graft polyvinyl chloride process.
Described softening agent is the mixture be made up of with weight ratio 1.2:1 hexanaphthene 1,2-dioctyl phthalate diisononyl esters and tri-n-butyl citrate.
The mixture that described thermo-stabilizer is made up of with mol ratio 1.8:1 calcium stearate and Zinic stearas.
Described reinforced modifier be with acicular wollastonite and flat glass fiber for nucleome material, have acrylic low-temperature ester emulsion to be the particle of shell at its Surface coating.
Described impact modifier is the mixture that the chlorinatedpolyethylene of 25%-45% and the ethylene-vinyl acetate copolymer of vinyl acetate between to for plastic unit content 25% form with weight ratio 2.6:1 by chlorinity.
The mixture that described fungistat is made up of with weight ratio 2.5:1 nanometer silver and zeolite with carrying silver; The mixture that described lubricant is made up of with weight ratio 1.8:1 native paraffin and methylene bis stearamide.
The preparation method of described high strength antibacterial material comprises the steps:
A, take above-mentioned raw materials by the weight part of constitutive material, mixing;
B, mixed raw material is put into high speed blender, at 140 DEG C of temperature, stir 25min;
C, by the raw material after stirring by twin screw extruder extruding pelletization, obtained described high strength antibacterial material; The extruder temperature of described twin screw extruder is: district's temperature 160 DEG C, two district's temperature 160 DEG C, three district's temperature 155 DEG C, four district's temperature 150 DEG CHe five district temperature 148 DEG C.
A preparation method for the antibacterial feeding bottle of high strength, comprises the steps:
(1) dry materials: high strength antibacterial material is carried out baking processing, storing temperature is 165 DEG C, and baking time is 4.5h;
(2) melten gel: the high strength antibacterial material of oven dry is carried out melten gel process, melt adhesive temperature is 380 DEG C, and aerosol time is 60min;
(3) injection moulding: the glue of fusing is injected bottle mould, and under 7MPa pressure pressurize 4s, obtained bottle base;
(4) stretch blow: when bottle base being cooled to 150 DEG C, carries out stretch blow to bottle base shaping, and the temperature of stretch blow is 100 DEG C, the obtained antibacterial feeding bottle of described high strength.
The mechanical and physical performance of the antibacterial feeding bottle of the high strength that embodiment 1-5 obtains is as shown in table 1.
Table 1
| Test event | Standard value | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Tensile strength (MPa) | ≥15.0 | 33.8 | 35.9 | 37.2 | 37.6 | 34.7 |
| Flexural strength (MPa) | ≥15.0 | 58.4 | 60.3 | 62.2 | 65.8 | 56.8 |
| Elongation at break (%) | ≥150 | 293 | 298 | 303 | 316 | 295 |
| Heat-drawn wire (DEG C) | ≥50.0 | 118.3 | 120.9 | 123.4 | 125.1 | 119.1 |
| Impact embrittlement temperature (DEG C) | ≤-20 | -35 | -35 | -40 | -40 | -35 |
| Heat-stable time (min) when 200 DEG C | ≥60 | 100 | 120 | 130 | 130 | 110 |
| Hardness/Shore D | ≥50 | 82 | 85 | 87 | 88 | 83 |
| Fire-retardant | V0 | V0 | V0 | V0 | V0 | V0 |
As can be seen from Table 1, the antibacterial feeding bottle of high strength of the present invention has higher intensity, antibacterial environmental protection, and good flame retardation effect, and by force, processing characteristics is excellent, excellent combination property for compression performance and toughness.The antibacterial feeding bottle of high strength that the present invention adopts multiple high-environmental material obtained, its smooth in appearance, not containing phthalate, not containing polycyclic aromatic hydrocarbons, not containing free phenol, not halogen-containing flame retardant, without boron compound, environmental protection is better than the international standards such as European Union ROHS, DEHP, ATBC.
Above-described embodiment is the present invention's preferably implementation, and in addition, the present invention can also realize by alternate manner, and any apparent replacement is all within protection scope of the present invention without departing from the inventive concept of the premise.
Claims (10)
1. the antibacterial feeding bottle of high strength, it is characterized in that: it is obtained by high strength antibacterial material, described high strength antibacterial material comprises the raw material of following weight part:
PP resin 55-75 part
TPR resin 25-35 part
Weighting agent 16-24 part
Softening agent 12-20 part
Thermo-stabilizer 5-9 part
Reinforced modifier 7-11 part
Impact modifier 6-10 part
Fungistat 1-2 part
Lubricant 0.6-1.0 part.
2. the antibacterial feeding bottle of a kind of high strength according to claim 1, is characterized in that: the mixture that described PP resin is made up of with weight ratio 1:1.4-2.2 in the homo-polypropylene of 20-80g/10min in Co-polypropylene and the melting index of 10-100g/10min melting index.
3. the antibacterial feeding bottle of a kind of high strength according to claim 1, is characterized in that: described weighting agent is that particle diameter is at 10-20nm and through the nm-class active calcium carbonate of maleic anhydride graft polyvinyl chloride process.
4. the antibacterial feeding bottle of a kind of high strength according to claim 1, is characterized in that: described softening agent is the mixture be made up of with weight ratio 0.8-1.2:1 hexanaphthene 1,2-dioctyl phthalate diisononyl esters and tri-n-butyl citrate.
5. the antibacterial feeding bottle of a kind of high strength according to claim 1, is characterized in that: the mixture that described thermo-stabilizer is made up of with mol ratio 1.4-1.8:1 calcium stearate and Zinic stearas.
6. the antibacterial feeding bottle of a kind of high strength according to claim 1, is characterized in that: described reinforced modifier for acicular wollastonite and flat glass fiber for nucleome material, have acrylic low-temperature ester emulsion to be the particle of shell at its Surface coating.
7. the antibacterial feeding bottle of a kind of high strength according to claim 1, is characterized in that: described impact modifier is the mixture that the chlorinatedpolyethylene of 25%-45% and the ethylene-vinyl acetate copolymer of vinyl acetate between to for plastic unit content 5%-25% form with weight ratio 1.8-2.6:1 by chlorinity.
8. the antibacterial feeding bottle of a kind of high strength according to claim 1, is characterized in that: the mixture that described fungistat is made up of with weight ratio 1.5-2.5:1 nanometer silver and zeolite with carrying silver; The mixture that described lubricant is made up of with weight ratio 1.2-1.8:1 native paraffin and methylene bis stearamide.
9. the antibacterial feeding bottle of a kind of high strength according to claim 1, is characterized in that: the preparation method of described high strength antibacterial material comprises the steps:
A, take above-mentioned raw materials by the weight part of constitutive material, mixing;
B, mixed raw material is put into high speed blender, at 100-140 DEG C of temperature, stir 15-25min;
C, by the raw material after stirring by twin screw extruder extruding pelletization, obtained described high strength antibacterial material; The extruder temperature of described twin screw extruder is: a district temperature 138-160 DEG C, two district temperature 135-160 DEG C, three district temperature 135-155 DEG C, four district temperature 132-150 DEG CHe five district temperature 130-148 DEG C.
10. the preparation method of the antibacterial feeding bottle of a kind of high strength as described in any one of claim 1-9, is characterized in that: comprise the steps:
(1) dry materials: high strength antibacterial material is carried out baking processing, storing temperature is 155-165 DEG C, and baking time is 3.5-4.5h;
(2) melten gel: the high strength antibacterial material of oven dry is carried out melten gel process, melt adhesive temperature is 360-380 DEG C, and aerosol time is 40-60min;
(3) injection moulding: the glue of fusing is injected bottle mould, and under 5-7MPa pressure pressurize 2-4s, obtained bottle base;
(4) stretch blow: when bottle base is cooled to 130-150 DEG C, carries out stretch blow to bottle base shaping, and the temperature of stretch blow is 80-100 DEG C, the obtained antibacterial feeding bottle of described high strength.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510277635.0A CN104861299A (en) | 2015-05-27 | 2015-05-27 | High-strength antibacterial feeding bottle and preparation method thereof |
| HK15108970.0A HK1208485A1 (en) | 2015-05-27 | 2015-09-14 | A high-strength antibacterial bottle and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510277635.0A CN104861299A (en) | 2015-05-27 | 2015-05-27 | High-strength antibacterial feeding bottle and preparation method thereof |
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| Publication Number | Publication Date |
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| CN104861299A true CN104861299A (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510277635.0A Pending CN104861299A (en) | 2015-05-27 | 2015-05-27 | High-strength antibacterial feeding bottle and preparation method thereof |
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| Country | Link |
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| CN (1) | CN104861299A (en) |
| HK (1) | HK1208485A1 (en) |
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| CN106633885A (en) * | 2017-01-06 | 2017-05-10 | 东莞亲亲我实业有限公司 | High-hardness antibacterial nursing bottle and preparation method thereof |
| CN108192202A (en) * | 2017-12-25 | 2018-06-22 | 温州鑫泰新材料股份有限公司 | A kind of PP antibacterial films and preparation method thereof |
| CN109199868A (en) * | 2018-08-16 | 2019-01-15 | 广东葫芦堡文化科技股份有限公司 | A kind of antibacterial feeding bottle |
| CN110615932A (en) * | 2019-09-27 | 2019-12-27 | 江苏松德生物科技有限公司 | Formula and production process of bottle for polymer care solution |
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Cited By (5)
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| CN106221144A (en) * | 2016-08-16 | 2016-12-14 | 刘吴娟 | A kind of antibacterial height heat-resisting feeding bottle polyester terephthalate class composite, its preparation method and a kind of heat-resisting feeding bottle of antibacterial height |
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| CN109199868A (en) * | 2018-08-16 | 2019-01-15 | 广东葫芦堡文化科技股份有限公司 | A kind of antibacterial feeding bottle |
| CN110615932A (en) * | 2019-09-27 | 2019-12-27 | 江苏松德生物科技有限公司 | Formula and production process of bottle for polymer care solution |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1208485A1 (en) | 2016-03-04 |
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