CN103897268A - Medical antibacterial toughened anti-static polypropylene composite material and preparation method thereof - Google Patents
Medical antibacterial toughened anti-static polypropylene composite material and preparation method thereof Download PDFInfo
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- CN103897268A CN103897268A CN201410092123.2A CN201410092123A CN103897268A CN 103897268 A CN103897268 A CN 103897268A CN 201410092123 A CN201410092123 A CN 201410092123A CN 103897268 A CN103897268 A CN 103897268A
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- 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
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/58—Component parts, details or accessories; Auxiliary operations
- B29B7/72—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
- 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
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7461—Combinations of dissimilar mixers
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- 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
- B29B9/12—Making granules characterised by structure or composition
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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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
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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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
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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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- 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
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
-
- 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
- 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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- 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
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
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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
- C08L2201/04—Antistatic
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
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Abstract
The invention discloses a medical antibacterial toughened anti-static polypropylene composite material which comprises the following components in parts by weight: 85-90 parts of copolymerized PP (Polypropylene) resin, 5-7 parts of antibacterial agent, 3-5 parts of anti-static agent, 1-2 parts of uvioresistant agent, 5-7 parts of flexibilizer and 1.5-2 parts of coupling agent. The preparation method comprises the following steps: weighing the copolymerized PP resin, the antibacterial agent, the anti-static agent, the uvioresistant agent, the flexibilizer and the coupling agent in parts by weight, and putting in a high speed mixer to mix to obtain a raw material for granulation; and melting and extruding the raw material for granulation in a twin-screw extruder to obtain the medical antibacterial toughened anti-static polypropylene composite material. The performance index of the medical antibacterial toughened anti-static polypropylene composite material prepared by the preparation method provided by the invention is as follows: the tensile strength is greater than 25MPa, the cantilever deep gas is 122, the impact strength is greater than 68kg/<m2>, the antibacterial rate is over 98%, the anti-static resistance is greater than 100 ohm and the melt index is greater than 4.
Description
Technical field
The invention belongs to macromolecule material preparation area, be specifically related to toughness reinforcing anti-electrostatic polypropylene composite material of a kind of medical antibacterial and preparation method thereof.
Background technology
Polypropylene (PP) is a kind of important engineering plastics, is used in widely the every field such as automotive industry, apparatus, medical treatment, electrical equipment, daily necessities.It possess the good ability of acid-proof alkali prevention and the ability of anti-organic solvent strong, but use operation in the low easy body that melts of service temperature break, and easily in oxidising process, occur aging, separately because PP material electroconductibility is very poor, the static producing just can not flow, and causes the accumulation of static.
Summary of the invention
The object of the invention is, in order to overcome above deficiency, provides toughness reinforcing anti-electrostatic polypropylene composite material of a kind of medical antibacterial and preparation method thereof.
Technical solution of the present invention is:
The toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial, described matrix material by weight component comprises: copolymerization level PP resin: 85-90 part, antiseptic-germicide: 5-7 part, static inhibitor: 3-5 part, uvioresistant is for agent: 1-2 part, toughner: 5-7 part, coupling agent: 1.5-2 part.
The preparation method of the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial, comprises the following steps:
A, preparation granulation raw material: take by weight copolymerization level PP resin 85-90 part, antiseptic-germicide 5-7 part, static inhibitor 3-5 part, uvioresistant is for agent 1-2 part, toughner 5-7 part, coupling agent 1.5-2 part, and drop into high speed mixer and mix, the rotating speed of high speed mixer is 10r/s, obtains granulation raw material;
B, the granulation raw material that above-mentioned steps is obtained drop into the extrusion temperature that melt extrudes and control Zhi Liu district of twin screw extruder Yi district in twin screw extruder, obtain the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial.
Further improvement of the present invention is: copolymerization level PP resin is 170 DEG C of above and melting index is 8 PP resins of fusing point.
Further improvement of the present invention is: antiseptic-germicide is inorganic antiseptic, and inorganic antiseptic is for carrying silver-colored phosphoric acid.
Further improvement of the present invention is: UV light absorber is Octabenzone.
Further improvement of the present invention is: toughner is ethylene-propylene rubber(EPR).
Further improvement of the present invention is: coupling agent is phosphatization titanate coupling agent.
Further improvement of the present invention is: the mixing time in A step is 10 minutes.
Further improvement of the present invention is: the temperature in the Zhi Liu district of control twin screw extruder Yi district in step B is to be by temperature control: 195 DEG C, a district, 205 DEG C, 2nd district, 210 DEG C, 3rd district, 210 DEG C, 4th district, 205 DEG C, 5th district, 190 DEG C, 6th district.
The present invention compared with prior art has a little following: the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial obtaining in preparation method provided by the invention has following performance index through test: tensile strength is greater than 25MPa, cantilever lacks 122 deeply, shock strength is greater than 68kg ∕ ㎡, antibiotic rate is more than 98%, antistatic resistance is for being greater than 10 Ω, and the tertiary index of melting is greater than 4.
embodiment:
In order to deepen the understanding of the present invention, below in conjunction with embodiment, the invention will be further described, and the following example only, for explaining the present invention, does not form limiting the scope of the present invention.
The toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial, described matrix material by weight component comprises: copolymerization level PP resin: 85-90 part, antiseptic-germicide: 5-7 part, static inhibitor: 3-5 part, uvioresistant is for agent: 1-2 part, toughner: 5-7 part, coupling agent: 1.5-2 part.
The preparation method of the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial, comprises the following steps:
A, preparation granulation raw material: take by weight copolymerization level PP resin 85-90 part, antiseptic-germicide 5-7 part, static inhibitor 3-5 part, uvioresistant is for agent 1-2 part, toughner 5-7 part, coupling agent 1.5-2 part, and drop into high speed mixer and mix, the rotating speed of high speed mixer is 10r/s, obtains granulation raw material;
B, the granulation raw material that above-mentioned steps is obtained drop into the extrusion temperature that melt extrudes and control Zhi Liu district of twin screw extruder Yi district in twin screw extruder, obtain the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial.
Wherein, copolymerization level PP resin is 170 DEG C of above and melting index is 8 PP resins of fusing point; Antiseptic-germicide is inorganic antiseptic, and inorganic antiseptic is for carrying silver-colored phosphoric acid; UV light absorber is Octabenzone; Toughner is ethylene-propylene rubber(EPR); Coupling agent is phosphatization titanate coupling agent.
In preparation method, the mixing time in A step is 10 minutes; The temperature in the Zhi Liu district of control twin screw extruder Yi district in step B is to be by temperature control: 195 DEG C, a district, 205 DEG C, 2nd district, 210 DEG C, 3rd district, 210 DEG C, 4th district, 205 DEG C, 5th district, 190 DEG C, 6th district.
Embodiment 1
Preparation granulation raw material: take by weight copolymerization level PP and be 170 DEG C of fusing points above and 90 parts of PP resins that melting index is 8; 5 parts of inorganic antiseptics; 3 parts, ethoxylated alkylamine static inhibitor, 1 part of Octabenzone UV light absorber, 5 parts, ethylene-propylene rubber(EPR), 1.5 parts of phosphatization titanate coupling agents, and drop into high speed mixer and mix 10 minutes, the rotating speed of high speed mixer is 10r/s, obtains granulation raw material;
Obtain melt extruding in granulation raw material input twin screw extruder, obtain the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial, the temperature of controlling Zhi Liu district of twin screw extruder Yi district is: 195 DEG C, a district, 205 DEG C, 2nd district, 210 DEG C, 3rd district, 210 DEG C, 4th district, 205 DEG C, 5th district, 190 DEG C, 6th district.
Embodiment 2
Preparation granulation raw material: take by weight copolymerization level PP and be 170 DEG C of fusing points above and 89 parts of the resins of the PP that melting index is 8; 5.5 parts of inorganic antiseptics, ethoxylated alkyl is pressed 3.5 parts, static inhibitor, 1.5 parts of Octabenzone UV light absorber, 5.5 parts, ethylene-propylene rubber(EPR), 1.6 parts of phosphatization titanate coupling agents, and drop into high speed mixer and mix 10 minutes, the rotating speed of high speed mixer is 10r/s, obtains granulation raw material.
Obtain melt extruding in granulation raw material input twin screw extruder, obtain the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial, the temperature of controlling Zhi Liu district of twin screw extruder Yi district is: 195 DEG C, a district, 205 DEG C, 2nd district, 210 DEG C, 3rd district, 210 DEG C, 4th district, 205 DEG C, 5th district, 190 DEG C, 6th district.
Embodiment 3
Preparation granulation raw material: take by weight copolymerization level PP and be 170 DEG C of fusing points above and 88 parts of the resins of the PP that melting index is 8; 5.5 parts of inorganic antiseptics, ethoxylated alkyl is pressed 3.5 parts, static inhibitor, 1.5 parts of Octabenzone UV light absorber, 5.5 parts, ethylene-propylene rubber(EPR), 1.7 parts of phosphatization titanate coupling agents, and drop into high speed mixer and mix 10 minutes, the rotating speed of high speed mixer is 10r/s, obtains granulation raw material.
Obtain melt extruding in granulation raw material input twin screw extruder, obtain the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial, the temperature of controlling Zhi Liu district of twin screw extruder Yi district is: 195 DEG C, a district, 205 DEG C, 2nd district, 210 DEG C, 3rd district, 210 DEG C, 4th district, 205 DEG C, 5th district, 190 DEG C, 6th district.
Embodiment 4
Preparation granulation raw material: take by weight copolymerization level PP and be 170 DEG C of fusing points above and 87 parts of the resins of the PP that melting index is 8; 6 parts of inorganic antiseptics, ethoxylated alkyl is pressed 4 parts, static inhibitor, 1.5 parts of Octabenzone UV light absorber, 6 parts, ethylene-propylene rubber(EPR), 1.8 parts of phosphatization titanate coupling agents, and drop into high speed mixer and mix 10 minutes, the rotating speed of high speed mixer is 10r/s, obtains granulation raw material.
Obtain melt extruding in granulation raw material input twin screw extruder, obtain the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial, the temperature of controlling Zhi Liu district of twin screw extruder Yi district is: 195 DEG C, a district, 205 DEG C, 2nd district, 210 DEG C, 3rd district, 210 DEG C, 4th district, 205 DEG C, 5th district, 190 DEG C, 6th district.
Embodiment 5
Preparation granulation raw material: take by weight copolymerization level PP and be 170 DEG C of fusing points above and 86 parts of the resins of the PP that melting index is 8; 6.5 parts of inorganic antiseptics, ethoxylated alkyl is pressed 4.5 parts, static inhibitor, 1.5 parts of Octabenzone UV light absorber, 6.5 parts, ethylene-propylene rubber(EPR), 1.9 parts of phosphatization titanate coupling agents, and drop into high speed mixer and mix 10 minutes, the rotating speed of high speed mixer is 10r/s, obtains granulation raw material.
Obtain melt extruding in granulation raw material input twin screw extruder, obtain the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial, the temperature of controlling Zhi Liu district of twin screw extruder Yi district is: 195 DEG C, a district, 205 DEG C, 2nd district, 210 DEG C, 3rd district, 210 DEG C, 4th district, 205 DEG C, 5th district, 190 DEG C, 6th district.
Embodiment 6
Preparation granulation raw material: take by weight copolymerization level PP and be 170 DEG C of fusing points above and 85 parts of PP resins that melting index is 8; 7 parts of inorganic antiseptics; 5 parts, ethoxylated alkylamine static inhibitor, 2 parts of Octabenzone UV light absorber, 7 parts, ethylene-propylene rubber(EPR), 2 parts of phosphatization titanate coupling agents, and drop into high speed mixer and mix 10 minutes, the rotating speed of high speed mixer is 10r/s, obtains granulation raw material.
Obtain melt extruding in granulation raw material input twin screw extruder, obtain the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial, the temperature of controlling Zhi Liu district of twin screw extruder Yi district is: 195 DEG C, a district, 205 DEG C, 2nd district, 210 DEG C, 3rd district, 210 DEG C, 4th district, 205 DEG C, 5th district, 190 DEG C, 6th district.
The toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial being obtained by above-described embodiment 1, embodiment 4 and embodiment 6 has the technique effect shown in following table after tested:
Claims (9)
1. the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial, it is characterized in that: described matrix material by weight component comprises: copolymerization level PP resin: 85-90 part, antiseptic-germicide: 5-7 part, static inhibitor: 3-5 part, uvioresistant is for agent: 1-2 part, toughner: 5-7 part, coupling agent: 1.5-2 part.
2. a method of preparing the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial claimed in claim 1, is characterized in that: comprise the following steps:
A, preparation granulation raw material: take by weight copolymerization level PP resin 85-90 part, antiseptic-germicide 5-7 part, static inhibitor 3-5 part, uvioresistant is for agent 1-2 part, toughner 5-7 part, coupling agent 1.5-2 part, and drop into high speed mixer and mix, the rotating speed of described high speed mixer is 10r/s, obtains granulation raw material;
B, the granulation raw material that above-mentioned steps is obtained drop into the extrusion temperature that melt extrudes and control Zhi Liu district of twin screw extruder Yi district in twin screw extruder, obtain the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial.
3. the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial according to claim 1, is characterized in that: described copolymerization level PP resin is 170 DEG C of above and melting index is 8 PP resins of fusing point.
4. the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial according to claim 1, is characterized in that: described antiseptic-germicide is inorganic antiseptic, and inorganic antiseptic is for carrying silver-colored phosphoric acid.
5. the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial according to claim 1, is characterized in that: described UV light absorber is Octabenzone.
6. the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial according to claim 1, is characterized in that: described toughner is ethylene-propylene rubber(EPR).
7. the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial according to claim 1, is characterized in that: described coupling agent is phosphatization titanate coupling agent.
8. according to the preparation method of the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial described in claims 2, it is characterized in that: the mixing time in described A step is 10 minutes.
9. according to the preparation method of the toughness reinforcing anti-electrostatic polypropylene composite material of medical antibacterial described in claims 2, it is characterized in that: the temperature in the Zhi Liu district of control twin screw extruder Yi district in described step B is to be by temperature control: 195 DEG C, a district, 205 DEG C, 2nd district, 210 DEG C, 3rd district, 210 DEG C, 4th district, 205 DEG C, 5th district, 190 DEG C, 6th district.
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| CN201410092123.2A CN103897268B (en) | 2014-03-13 | 2014-03-13 | Medical antibacterial toughness reinforcing antistatic PP composite material and preparation method thereof |
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Cited By (7)
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|---|---|---|---|---|
| CN104893099A (en) * | 2015-05-28 | 2015-09-09 | 安徽同丰橡塑工业有限公司 | Medical bite device and processing technique thereof |
| CN105440451A (en) * | 2015-12-30 | 2016-03-30 | 广东国立科技股份有限公司 | Velvet surface antibacterial PP (polypropylene) reinforced material and preparation method thereof |
| CN106317619A (en) * | 2016-08-18 | 2017-01-11 | 刘世超 | Antibacterial plastic for white household appliances |
| CN106589593A (en) * | 2016-12-10 | 2017-04-26 | 汤诗怡 | Antibacterial and anti-static polypropylene composite material for inner barrel of washing machine and preparation method of antibacterial and anti-static polypropylene composite material |
| CN107540945A (en) * | 2017-09-06 | 2018-01-05 | 苏州纽东精密制造科技有限公司 | A kind of antistatic composite material and preparation method thereof |
| CN111057326A (en) * | 2019-12-26 | 2020-04-24 | 昆山爱迪曼智能科技有限公司 | Antibacterial polymer composite material for medical plastic parts and preparation method thereof |
| CN112143111A (en) * | 2020-10-16 | 2020-12-29 | 泗县东方塑料有限责任公司 | Dental medical plastic product processing technology |
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