CN105237871B - A kind of Medical Devices high molecular material and preparation method thereof - Google Patents
A kind of Medical Devices high molecular material and preparation method thereof Download PDFInfo
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- CN105237871B CN105237871B CN201510616955.4A CN201510616955A CN105237871B CN 105237871 B CN105237871 B CN 105237871B CN 201510616955 A CN201510616955 A CN 201510616955A CN 105237871 B CN105237871 B CN 105237871B
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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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/02—Applications for biomedical use
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Materials For Medical Uses (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The present invention relates to a kind of Medical Devices high molecular material and preparation method thereof, it is 14 parts that the high molecular material, which includes 15 25 parts of polybutadiene epoxy resin, 10 18 parts of polyflon, 23 28 parts of polypropylene, 25 parts of polyethylene glycol adipate, 0.5 1 parts of butyl titanate, 35 parts of rosin modified phenolic resin, 26 parts of polyneopentyl glycol adipate, 7 12 parts of vinyltriisopropenyloxysilane, 5 10 parts of neoprene, 48 parts of polycaprolactone polyol, antioxidant 1076,；Preparation method comprises the following steps：（1）Mixed in high-speed mixer；（2）Twin-screw extrusion processing is carried out with double screw extruder；（3）By step（2）The high molecular material of extrusion is granulated with comminutor again, strong wind cooling.The material has the performance that compression strength is high, tensile strength is high, shock resistance is good.
Description
Technical field
The invention belongs to polymeric material field, is related to a kind of Medical Devices high molecular material and preparation method thereof.
Background technology
High molecular material is the general name of the major class material based on high-molecular compound；Be by relative molecular mass compared with
The material that high compound is formed.High molecular material is the material being made of the higher compound of relative molecular mass, if pressed
Classify according to application characteristic, be generally divided into fiber, rubber, adhesive, plastics etc..Plastics are the high-molecular compound of synthesis,
And the resin being generally commonly called as, it can freely change body styles.Be using raw material monomer with synthesize or condensation reaction polymerize
The material formed, is made of the additive such as synthetic resin and filler, plasticizer, stabilizer, lubricant, colorant.In Medical treatment device
In tool and equipment, high molecular material has also obtained substantial amounts of use, and the high molecular material for Medical Devices needs good
Shock resistance and tensile resistance, it is therefore necessary to improve high molecular material its corresponding performance.
The content of the invention
Technical problems to be solved：The high molecular material used the purpose of the present invention is disclosing a kind of Medical Devices, is improved
Tensile strength, compression strength and the impact strength of Medical Devices high molecular material, and then improve the performance of Medical Devices.
Technical solution：To solve the above-mentioned problems, it is described the invention discloses a kind of Medical Devices high molecular material
Medical Devices include the component of following weight parts with high molecular material：
15-25 parts of polybutadiene epoxy resin,
10-18 parts of polyflon,
23-28 parts of polypropylene,
2-5 parts of polyethylene glycol adipate,
0.5-1 parts of butyl titanate,
3-5 parts of rosin modified phenolic resin,
2-6 parts of polyneopentyl glycol adipate,
7-12 parts of vinyltriisopropenyloxysilane,
5-10 parts of neoprene,
4-8 parts of polycaprolactone polyol,
1-4 parts of antioxidant 1076.
Further, a kind of Medical Devices high molecular material, includes the component of following weight parts：
18-22 parts of polybutadiene epoxy resin,
12-16 parts of polyflon,
24-27 parts of polypropylene,
3-4 parts of polyethylene glycol adipate,
0.6-0.9 parts of butyl titanate,
4-5 parts of rosin modified phenolic resin,
3-5 parts of polyneopentyl glycol adipate,
8-10 parts of vinyltriisopropenyloxysilane,
6-9 parts of neoprene,
5-7 parts of polycaprolactone polyol,
2-3 parts of antioxidant 1076.
A kind of preparation method of Medical Devices high molecular material, the preparation method comprise the following steps：
（1）Take 15-25 parts of polybutadiene epoxy resin, 10-18 parts of polyflon, polypropylene respectively by weight
23-28 parts, 2-5 parts of polyethylene glycol adipate, 0.5-1 parts of butyl titanate, 3-5 parts of rosin modified phenolic resin, gather oneself two
Sour neopentyl glycol ester 2-6 parts, 7-12 parts of vinyltriisopropenyloxysilane, 5-10 parts of neoprene, polycaprolactone polyol
4-8 parts, antioxidant 1076 be 1-4 part, above-mentioned component is put into high-speed mixer, in high-speed mixer carry out high speed
Mixing, mixing rotating speed is 100-200rpm, mixes 20-40min；
（2）By step（1）Mixed material carries out twin-screw extrusion processing, double screw extruder with double screw extruder
Extrusion rotating speed is 100-200rpm, and the screw slenderness ratio of double screw extruder is 20:1-30:1, double screw extruder die head temperature
For 170-180 DEG C, double screw extruder first interval temperature is 160-170 DEG C, and second interval temperature is 170-180 DEG C, the 3rd
Silicon carbide is 185-195 DEG C, and the 4th silicon carbide is 200-210 DEG C；
（3）By step（2）The high molecular material of extrusion is granulated with comminutor again, and strong wind cooling, is prepared Medical Devices
Use high molecular material.
Further, the preparation method of a kind of Medical Devices high molecular material, the step（2）In double spiral shells
The screw slenderness ratio of bar extruder is 25:1.
Further, the preparation method of a kind of Medical Devices high molecular material, the step（2）In double spiral shells
Bar extruder die head temperature is 175 DEG C.
Further, the preparation method of a kind of Medical Devices high molecular material, the step（2）In double spiral shells
Bar extruder first interval temperature is 165 DEG C, and second interval temperature is 175 DEG C, and 3rd interval temperature is 190 DEG C, the 4th section
Temperature is 205 DEG C.
Further, the preparation method of a kind of Medical Devices high molecular material, the step（1）In in height
30min is mixed in fast mixer.
Beneficial effect：The Medical Devices that preparation method of the present invention obtains high molecular material has tensile strength height, resistance to compression
Intensity is good, impact-resistant feature, effectively improve conventional Medical Devices with high molecular material mechanical performance it is poor the problem of,
Robustness and shock resistance degree of high molecular material etc. are improved, can be used in the use of medical instrument, Medical Devices etc..
Embodiment
Embodiment 1
（1）Take 25 parts of polybutadiene epoxy resin, 10 parts of polyflon, 28 parts of polypropylene, poly- respectively by weight
2 parts of ethylene glycol adipate, 0.5 part of butyl titanate, 5 parts of rosin modified phenolic resin, 2 parts of polyneopentyl glycol adipate,
12 parts of vinyltriisopropenyloxysilane, 5 parts of neoprene, 8 parts of polycaprolactone polyol, antioxidant 1076 are 1 part, will be upper
The component stated is put into high-speed mixer, and mixed at high speed is carried out in high-speed mixer, and mixing rotating speed is 200rpm, is mixed
Close 20min；
（2）By step（1）Mixed material carries out twin-screw extrusion processing, double screw extruder with double screw extruder
Extrusion rotating speed is 100rpm, and the screw slenderness ratio of double screw extruder is 30:1, double screw extruder die head temperature is 180 DEG C,
Double screw extruder first interval temperature be 160 DEG C, second interval temperature be 180 DEG C, 3rd interval temperature be 185 DEG C, the 4th
Silicon carbide is 210 DEG C；
（3）By step（2）The high molecular material of extrusion is granulated with comminutor again, and strong wind cooling, is prepared Medical Devices
Use high molecular material.
The Medical Devices of embodiment 1 are 145MPa, compression strength 205MPa, Izod with the tensile strength of high molecular material
Notch impact strength is 67J/m.
Embodiment 2
（1）Take 15 parts of polybutadiene epoxy resin, 18 parts of polyflon, 23 parts of polypropylene, poly- respectively by weight
5 parts of ethylene glycol adipate, 1 part of butyl titanate, 3 parts of rosin modified phenolic resin, 6 parts of polyneopentyl glycol adipate, second
7 parts of three iso-propenyloxysilane of alkenyl, 10 parts of neoprene, 4 parts of polycaprolactone polyol, antioxidant 1076 are 4 parts, will be above-mentioned
Component put into high-speed mixer, mixed at high speed is carried out in high-speed mixer, mixing rotating speed is 100rpm, mixing
40min；
（2）By step（1）Mixed material carries out twin-screw extrusion processing, double screw extruder with double screw extruder
Extrusion rotating speed is 200rpm, and the screw slenderness ratio of double screw extruder is 20:1, double screw extruder die head temperature is 170 DEG C,
Double screw extruder first interval temperature be 165 DEG C, second interval temperature be 170 DEG C, 3rd interval temperature be 195 DEG C, the 4th
Silicon carbide is 200 DEG C；
（3）By step（2）The high molecular material of extrusion is granulated with comminutor again, and strong wind cooling, is prepared Medical Devices
Use high molecular material.
The Medical Devices of embodiment 2 are 151MPa, compression strength 199MPa, Izod with the tensile strength of high molecular material
Notch impact strength is 64J/m.
Embodiment 3
（1）Take 22 parts of polybutadiene epoxy resin, 16 parts of polyflon, 24 parts of polypropylene, poly- respectively by weight
4 parts of ethylene glycol adipate, 0.6 part of butyl titanate, 5 parts of rosin modified phenolic resin, 5 parts of polyneopentyl glycol adipate,
8 parts of vinyltriisopropenyloxysilane, 9 parts of neoprene, 7 parts of polycaprolactone polyol, antioxidant 1076 are 2 parts, will be upper
The component stated is put into high-speed mixer, and mixed at high speed is carried out in high-speed mixer, and mixing rotating speed is 200rpm, is mixed
Close 20min；
（2）By step（1）Mixed material carries out twin-screw extrusion processing, double screw extruder with double screw extruder
Extrusion rotating speed is 100rpm, and the screw slenderness ratio of double screw extruder is 30:1, double screw extruder die head temperature is 180 DEG C,
Double screw extruder first interval temperature be 160 DEG C, second interval temperature be 180 DEG C, 3rd interval temperature be 185 DEG C, the 4th
Silicon carbide is 210 DEG C；
（3）By step（2）The high molecular material of extrusion is granulated with comminutor again, and strong wind cooling, is prepared Medical Devices
Use high molecular material.
The Medical Devices of embodiment 3 are 159MPa, compression strength 215MPa, Izod with the tensile strength of high molecular material
Notch impact strength is 72J/m.
Embodiment 4
（1）Take 18 parts of polybutadiene epoxy resin, 12 parts of polyflon, 27 parts of polypropylene, poly- respectively by weight
3 parts of ethylene glycol adipate, 0.9 part of butyl titanate, 4 parts of rosin modified phenolic resin, 3 parts of polyneopentyl glycol adipate,
10 parts of vinyltriisopropenyloxysilane, 6 parts of neoprene, 5 parts of polycaprolactone polyol, antioxidant 1076 are 3 parts, will be upper
The component stated is put into high-speed mixer, and mixed at high speed is carried out in high-speed mixer, and mixing rotating speed is 100rpm, is mixed
Close 40min；
（2）By step（1）Mixed material carries out twin-screw extrusion processing, double screw extruder with double screw extruder
Extrusion rotating speed is 200rpm, and the screw slenderness ratio of double screw extruder is 20:1, double screw extruder die head temperature is 170 DEG C,
Double screw extruder first interval temperature be 165 DEG C, second interval temperature be 170 DEG C, 3rd interval temperature be 195 DEG C, the 4th
Silicon carbide is 200 DEG C；
（3）By step（2）The high molecular material of extrusion is granulated with comminutor again, and strong wind cooling, is prepared Medical Devices
Use high molecular material.
The Medical Devices of embodiment 4 are 162MPa, compression strength 211MPa, Izod with the tensile strength of high molecular material
Notch impact strength is 74J/m.
Embodiment 5
（1）Take 20 parts of polybutadiene epoxy resin, 14 parts of polyflon, polipropene 25 part, poly- respectively by weight
3 parts of ethylene glycol adipate, 0.8 part of butyl titanate, 4 parts of rosin modified phenolic resin, 4 parts of polyneopentyl glycol adipate,
9 parts of vinyltriisopropenyloxysilane, 8 parts of neoprene, 6 parts of polycaprolactone polyol, antioxidant 1076 are 2 parts, will be upper
The component stated is put into high-speed mixer, and mixed at high speed is carried out in high-speed mixer, and mixing rotating speed is 150rpm, is mixed
Close 30min；
（2）By step（1）Mixed material carries out twin-screw extrusion processing, double screw extruder with double screw extruder
Extrusion rotating speed is 150rpm, and the screw slenderness ratio of double screw extruder is 25:1, double screw extruder die head temperature is 175 DEG C,
Double screw extruder first interval temperature be 165 DEG C, second interval temperature be 175 DEG C, 3rd interval temperature be 190 DEG C, the 4th
Silicon carbide is 205 DEG C；
（3）By step（2）The high molecular material of extrusion is granulated with comminutor again, and strong wind cooling, is prepared Medical Devices
Use high molecular material.
The Medical Devices of embodiment 5 are 170MPa, compression strength 223MPa, Izod with the tensile strength of high molecular material
Notch impact strength is 81J/m.
Comparative example 1
（1）Take 25 parts of polybutadiene epoxy resin, 10 parts of polyflon, 28 parts of polypropylene, poly- respectively by weight
2 parts of ethylene glycol adipate, 0.5 part of butyl titanate, 12 parts of vinyltriisopropenyloxysilane, 5 parts of neoprene, gather oneself
8 parts of lactone polyols, antioxidant 1076 be 1 part, above-mentioned component is put into high-speed mixer, in high-speed mixer into
Row mixed at high speed, mixing rotating speed are 200rpm, mix 20min；
（2）By step（1）Mixed material carries out twin-screw extrusion processing, double screw extruder with double screw extruder
Extrusion rotating speed is 100rpm, and the screw slenderness ratio of double screw extruder is 30:1, double screw extruder die head temperature is 180 DEG C,
Double screw extruder first interval temperature be 160 DEG C, second interval temperature be 180 DEG C, 3rd interval temperature be 185 DEG C, the 4th
Silicon carbide is 210 DEG C；
（3）By step（2）The high molecular material of extrusion is granulated with comminutor again, and strong wind cooling, is prepared Medical Devices
Use high molecular material.
The Medical Devices of comparative example 1 are 122MPa, compression strength 178MPa, Izod with the tensile strength of high molecular material
Notch impact strength is 55J/m.
Comparative example 2
（1）Take 25 parts of polybutadiene epoxy resin, 10 parts of polyflon, 28 parts of polypropylene, poly- respectively by weight
2 parts of ethylene glycol adipate, 0.5 part of butyl titanate, 5 parts of rosin modified phenolic resin, 2 parts of polyneopentyl glycol adipate,
5 parts of neoprene, antioxidant 1076 are 1 part, and above-mentioned component is put into high-speed mixer, is carried out in high-speed mixer
Mixed at high speed, mixing rotating speed are 200rpm, mix 20min；
（2）By step（1）Mixed material carries out twin-screw extrusion processing, double screw extruder with double screw extruder
Extrusion rotating speed is 100rpm, and the screw slenderness ratio of double screw extruder is 30:1, double screw extruder die head temperature is 180 DEG C,
Double screw extruder first interval temperature be 160 DEG C, second interval temperature be 180 DEG C, 3rd interval temperature be 185 DEG C, the 4th
Silicon carbide is 210 DEG C；
（3）By step（2）The high molecular material of extrusion is granulated with comminutor again, and strong wind cooling, is prepared Medical Devices
Use high molecular material.
The Medical Devices of comparative example 2 are 115MPa, compression strength 180MPa, Izod with the tensile strength of high molecular material
Notch impact strength is 53J/m.
Claims (1)
1. a kind of Medical Devices high molecular material, it is characterised in that Medical Devices high molecular material includes following
The component of parts by weight：
20 parts of polybutadiene epoxy resin,
14 parts of polyflon,
Polipropene 25 part,
3 parts of polyethylene glycol adipate,
0.8 part of butyl titanate,
4 parts of rosin modified phenolic resin,
4 parts of polyneopentyl glycol adipate,
9 parts of vinyltriisopropenyloxysilane,
8 parts of neoprene,
6 parts of polycaprolactone polyol,
2 parts of antioxidant 1076；
The preparation method of the Medical Devices high molecular material, the preparation method comprise the following steps：
（1）Take respectively by weight 20 parts of polybutadiene epoxy resin, 14 parts of polyflon, polipropene 25 part, gather oneself two
Sour 3 parts of glycol ester, 0.8 part of butyl titanate, 4 parts of rosin modified phenolic resin, 4 parts of polyneopentyl glycol adipate, ethene
9 parts of three iso-propenyloxysilane of base, 8 parts of neoprene, 6 parts of polycaprolactone polyol, antioxidant 1076 are 2 parts, will be above-mentioned
Component is put into high-speed mixer, and mixed at high speed is carried out in high-speed mixer, and mixing rotating speed is 150rpm, mixing
30min；
（2）By step（1）Mixed material carries out twin-screw extrusion processing, double screw extruder extrusion with double screw extruder
Rotating speed is 150rpm, and the screw slenderness ratio of double screw extruder is 25:1, double screw extruder die head temperature is 175 DEG C, double spiral shells
Bar extruder first interval temperature is 165 DEG C, and second interval temperature is 175 DEG C, and 3rd interval temperature is 190 DEG C, the 4th section
Temperature is 205 DEG C；
（3）By step（2）The high molecular material of extrusion is granulated with comminutor again, strong wind cooling, and Medical Devices height is prepared
Molecular material.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1428368A (en) * | 2001-12-28 | 2003-07-09 | 海尔科化工程塑料国家工程研究中心股份有限公司 | Infection-resisting high-molecular material, its preparation method and application |
| CN101735505A (en) * | 2010-01-21 | 2010-06-16 | 南京工业大学 | Rotational molding wear-resistant polyolefin resin and preparation method thereof |
| CN102942763A (en) * | 2012-11-02 | 2013-02-27 | 宏岳塑胶集团有限公司 | Preparation method of tensile compressive high temperature resistant modified polypropylene power pipe |
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2015
- 2015-09-25 CN CN201510616955.4A patent/CN105237871B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1428368A (en) * | 2001-12-28 | 2003-07-09 | 海尔科化工程塑料国家工程研究中心股份有限公司 | Infection-resisting high-molecular material, its preparation method and application |
| CN101735505A (en) * | 2010-01-21 | 2010-06-16 | 南京工业大学 | Rotational molding wear-resistant polyolefin resin and preparation method thereof |
| CN102942763A (en) * | 2012-11-02 | 2013-02-27 | 宏岳塑胶集团有限公司 | Preparation method of tensile compressive high temperature resistant modified polypropylene power pipe |
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