CN109851949A - Antibacterial PVC plastic - Google Patents
Antibacterial PVC plastic Download PDFInfo
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- CN109851949A CN109851949A CN201910074734.7A CN201910074734A CN109851949A CN 109851949 A CN109851949 A CN 109851949A CN 201910074734 A CN201910074734 A CN 201910074734A CN 109851949 A CN109851949 A CN 109851949A
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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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/10—Metal compounds
- C08K3/14—Carbides
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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
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/28—Nitrogen-containing compounds
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
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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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
- C08K5/1515—Three-membered rings
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/45—Heterocyclic compounds having sulfur in the ring
- C08K5/46—Heterocyclic compounds having sulfur in the ring with oxygen or nitrogen in the ring
- C08K5/47—Thiazoles
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- 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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
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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
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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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
- C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
- C08L5/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
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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
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/02—Polyalkylene oxides
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- C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof
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- Oil, Petroleum & Natural Gas (AREA)
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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of antibacterial PVC plastic, the material including following parts by weight: 60~70 parts by weight of polyvinyl chloride；12~15 parts by weight of ethylene-butene copolymer；2~4 parts by weight of stabilizer；6~8 parts by weight of filler；3~5 parts by weight of antibacterial agent；0.5~1 parts by weight of eliminating smell agent.Antibacterial PVC plastic of the invention improves the internal structure of PVC plastic, with excellent intensity, toughness, low smell and anti-microbial property by optimizing to its chemical component in microcosmic degree.
Description
Technical field
The present invention relates to a kind of plastics, more particularly to a kind of antibacterial PVC plastic.
Background technique
Medical macromolecular materials are to manufacture human body viscera, vitro in organ, pharmaceutical dosage form and the polymer of medical instrument
Material.Over 20 years, the high molecular material for this respect has polyvinyl chloride, natural rubber, polyethylene, polyamide, polypropylene, gathers
Styrene, silicon rubber, polyester, polytetrafluoroethylene (PTFE), polymethyl methacrylate and polyurethane etc..Medical plastic industry is attached with its height
Value added, high speedup and possess wide market potential and attract attention, by using novel plastic material, Medical treatment device can be made
Tool is safer, more environmentally friendly.Current most medical plastic is using the other polyvinyl chloride of medical grade (PVC) as raw material, PVC conduct
Medical material has many years history, with resistance to chemical corrosion, has very strong resistance to oxidant, reducing agent and strong acid
Power, and it is wear-resisting, it is readily produced, using safe, low in cost.Have between this kind of material and intravenous fluid and blood good
Compatibility, thus be widely used, such as various flexible pipe for medical purpose, blood storage device, dialysis attachment, surgical glove, medical treatment
Condition and man-made organ etc..PVC not only needs to meet materialogy requirement, also needs to meet following biology as medical material
It is required that: the additives such as used plasticizer, stabilizer are nontoxic, and are not easy to ooze out from PVC material；Good bio-compatible
Property, teratogenesis is not carcinogenic, does not cause allergic reaction；Good blood compatibility, hemolytic are low, anticoagulant property is good.
Antibiotic plastic is a kind of with antibacterial and bactericidal property new material, is usually added in the plastic a kind of or several
It plants specific antibacterial agent and is made.Just because of material itself has been assigned antibiotic property, the various product tools made of antibiotic plastic
There is hygienic self-cleaning function, and the long-term effect of antibiotic plastic can be synchronous with product service life, has not only facilitated but also economical, it is existing
PVC plastic anti-microbial property is bad.
Summary of the invention
In view of the above shortcomings, it is an object of the invention to develop a antibacterial PVC plastic, with excellent strong
Degree, anti-microbial property and low smell.
Technical solution of the present invention is summarized as follows:
A kind of antibacterial PVC plastic, wherein the material including following parts by weight:
60~70 parts by weight of polyvinyl chloride；
12~15 parts by weight of ethylene-butene copolymer；
2~4 parts by weight of stabilizer；
6~8 parts by weight of filler；
3~5 parts by weight of antibacterial agent；
0.5~1 parts by weight of eliminating smell agent.
Preferably, the antibacterial PVC plastic, wherein the stabilizer include 60~70wt% potassium laurate and 30~
40wt% magnesium stearate.
Preferably, the antibacterial PVC plastic, wherein filler is selected from one of titanium dioxide, mica, titanium carbide.
Preferably, the antibacterial PVC plastic, wherein antibacterial agent is that 50~60wt% chitin and 40~50wt% are different
Thiazolinone.
Preferably, the antibacterial PVC plastic, wherein eliminating smell agent is four ammino zinc of hydroxide or diethylenetriamines
Pentaacetic acid.
Preferably, the antibacterial PVC plastic, wherein further include the epoxyoleic acid last of the ten Heavenly stems ester of 2~4 parts by weight.
Preferably, the antibacterial PVC plastic, wherein further include the oil palm seed oil of 1~3 parts by weight.
Preferably, the antibacterial PVC plastic, wherein further include the PEG2000 of 0.5~1 parts by weight.
Preferably, the antibacterial PVC plastic, wherein the number-average molecular weight of the polyvinyl chloride be 52000~
56000g/mol。
Preferably, the antibacterial PVC plastic, wherein the number-average molecular weight of the ethylene-butene copolymer is 1800
~2000g/mol.
The beneficial effects of the present invention are:
(1) antibacterial PVC plastic of the invention improves PVC plastic by optimizing to its chemical component in microcosmic degree
Internal structure, with excellent intensity, toughness, low smell and anti-microbial property.
(2) present invention after ethylene-butene copolymer is in conjunction with polyvinyl chloride, can be improved using polyvinyl chloride as main body
Its ageing resistance and crack resistance at low-temperature；Its light stability and thermostabilization are improved by the way that potassium laurate and magnesium stearate is added
Performance；Improve the anti-aging and anti-corrosion property energy of PVC plastic by the way that titanium dioxide is added；Chitin and isothiazolinone cooperate with conduct
Antibacterial agent of the invention, so that fungistatic effect reaches best；Four ammino zinc of hydroxide inhibits oxidation, with the peculiar smell thing.s such as ammonia, mercaptan
Qualitative response is allowed to become free from extraneous odour material；By the way that epoxyoleic acid last of the ten Heavenly stems ester is added as plasticizer, increases PVC plastic flexibility, change
The fragility of kind low temperature and easily embrittlement performance when being hit；By be added oil palm seed oil improve PVC plastic heat resistance and
Antioxygenic property；PEG2000 can effectively promote the weatherability of PVC plastic at high temperature and crack resistance and lubrication at low temperature
Property, PEG2000 and epoxyoleic acid last of the ten Heavenly stems ester can produce synergistic effect.
Specific embodiment
The present invention will be further described in detail below with reference to the embodiments, to enable those skilled in the art referring to specification
Text can be implemented accordingly.
This case proposes a kind of antibacterial PVC plastic, wherein the material including following parts by weight:
60~70 parts by weight of polyvinyl chloride；
12~15 parts by weight of ethylene-butene copolymer；
2~4 parts by weight of stabilizer；
6~8 parts by weight of filler；
3~5 parts by weight of antibacterial agent；
0.5~1 parts by weight of eliminating smell agent.
Polyvinyl chloride has fire-retardant, chemical resistance, and high (sulfuric acid that resistance to concentrated hydrochloric acid, concentration are 90%, concentration are 60%
The sodium hydroxide of nitric acid and concentration 20%), mechanical strength the advantages of, thermal stability of polyvinyl chloride and light resistance are poor；Ethylene-fourth
Alkene copolymer is used to improve the cohesive force and hot pressing viscosity of polyvinyl chloride system, reduces polyvinyl chloride layer surface shrinkage stress, increases
Add the shock resistance of PVC pipe.After ethylene-butene copolymer is in conjunction with polyvinyl chloride, can be improved its ageing resistance and
Crack resistance at low-temperature.
As the another embodiment of this case, stabilizer includes 60~70wt% potassium laurate and 30~40wt% magnesium stearate.It is logical
It crosses addition potassium laurate and magnesium stearate improves its light stability and thermal stability.
As the another embodiment of this case, filler is selected from one of titanium dioxide, mica, titanium carbide.By the way that dioxy is added
Changing titanium, mica, titanium carbide improves the anti-aging and anti-corrosion property energy of PVC plastic.
As the another embodiment of this case, antibacterial agent is 50~60wt% chitin and 40~50wt% isothiazolinone.Antibacterial
Agent is that have antibacterial and substance or product of bactericidal property, has killing effect to pathogenic microorganism or inhibits growth, crust
Element and isothiazolinone collaboration are as antibacterial agent of the invention, so that fungistatic effect reaches best.
As the another embodiment of this case, eliminating smell agent is four ammino zinc of hydroxide or diethylene-triamine pentaacetic acid.Hydroxide
Four ammino zinc or diethylene-triamine pentaacetic acid inhibit oxidation, react with smell substances such as ammonia, mercaptan and are allowed to become free from extraneous odour object
Matter.
It further include the epoxyoleic acid last of the ten Heavenly stems ester of 2~4 parts by weight as the another embodiment of this case.By the way that the epoxyoleic acid last of the ten Heavenly stems is added
Ester increases PVC plastic flexibility as plasticizer, easily embrittlement performance when improving the fragility of low temperature and being hit.
It further include the oil palm seed oil of 1~3 parts by weight as the another embodiment of this case.Improve PVC by the way that oil palm seed oil is added
The heat resistance and antioxygenic property of plastics.
It further include the PEG2000 of 0.5~1 parts by weight as the another embodiment of this case.PEG2000 can effectively promote PVC plastic
The weatherability of material at high temperature and crack resistance and lubricity at low temperature, PEG2000 and epoxyoleic acid last of the ten Heavenly stems ester can produce association
Same-action.
As the another embodiment of this case, the number-average molecular weight of polyvinyl chloride is 52000~56000g/mol.Polyvinyl chloride
Number-average molecular weight can influence its mechanical strength, and therefore, the number-average molecular weight of polyvinyl chloride should be restricted.
As the another embodiment of this case, the number-average molecular weight of ethylene-butene copolymer is 1800~2000g/mol.Ethylene-
The number-average molecular weight of butylene copolymer can influence its ageing resistance and crack resistance at low-temperature, therefore, ethylene-butene copolymer
Number-average molecular weight should be restricted.
The specific embodiment and comparative example being listed below:
Embodiment 1:
A kind of antibacterial PVC plastic, the material including following parts by weight:
60 parts by weight of polyvinyl chloride；
12 parts by weight of ethylene-butene copolymer；
6 parts by weight of titanium dioxide；
Four ammino zinc of hydroxide, 0.5 parts by weight；
1.2 parts by weight of potassium laurate；
0.8 parts by weight of magnesium stearate；
1.5 parts by weight of chitin；
1.5 parts by weight of isothiazolinone；
2 parts by weight of epoxyoleic acid last of the ten Heavenly stems ester；
Oily 1 parts by weight of oil palm seed；
0.5 parts by weight of PEG2000.
The number-average molecular weight of polyvinyl chloride is 52000g/mol；The number-average molecular weight of ethylene-butene copolymer is 1800g/
mol。
Embodiment 2:
A kind of antibacterial PVC plastic, the material including following parts by weight:
64 parts by weight of polyvinyl chloride；
13 parts by weight of ethylene-butene copolymer；
7 parts by weight of mica；
0.8 parts by weight of diethylene-triamine pentaacetic acid；
1.95 parts by weight of potassium laurate；
1.05 parts by weight of magnesium stearate；
2.2 parts by weight of chitin；
1.8 parts by weight of isothiazolinone；
3 parts by weight of epoxyoleic acid last of the ten Heavenly stems ester；
Oily 2 parts by weight of oil palm seed；
0.8 parts by weight of PEG2000.
The number-average molecular weight of polyvinyl chloride is 54000g/mol；The number-average molecular weight of ethylene-butene copolymer is 1900g/
mol。
Embodiment 3:
A kind of antibacterial PVC plastic, the material including following parts by weight:
70 parts by weight of polyvinyl chloride；
15 parts by weight of ethylene-butene copolymer；
2.8 parts by weight of potassium laurate；
1.2 parts by weight of magnesium stearate；
8 parts by weight of titanium carbide；
3 parts by weight of chitin；
2 parts by weight of isothiazolinone；
Four ammino zinc of hydroxide, 1 parts by weight；
4 parts by weight of epoxyoleic acid last of the ten Heavenly stems ester；
Oily 3 parts by weight of oil palm seed；
1 parts by weight of PEG2000.
The number-average molecular weight of polyvinyl chloride is 56000g/mol；The number-average molecular weight of ethylene-butene copolymer is 2000g/
mol。
Comparative example 1:
A kind of antibacterial PVC plastic, the material including following parts by weight:
60 parts by weight of polyvinyl chloride；
6 parts by weight of titanium dioxide；
Four ammino zinc of hydroxide, 0.5 parts by weight；
1.2 parts by weight of potassium laurate；
0.8 parts by weight of magnesium stearate；
1.5 parts by weight of chitin；
1.5 parts by weight of isothiazolinone；
2 parts by weight of epoxyoleic acid last of the ten Heavenly stems ester；
Oily 1 parts by weight of oil palm seed；
0.5 parts by weight of PEG2000.
The number-average molecular weight of polyvinyl chloride is 52000g/mol.
Comparative example 2:
A kind of antibacterial PVC plastic, the material including following parts by weight:
60 parts by weight of polyvinyl chloride；
12 parts by weight of ethylene-butene copolymer；
6 parts by weight of titanium dioxide；
1.2 parts by weight of potassium laurate；
0.8 parts by weight of magnesium stearate；
1.5 parts by weight of chitin；
1.5 parts by weight of isothiazolinone；
2 parts by weight of epoxyoleic acid last of the ten Heavenly stems ester；
Oily 1 parts by weight of oil palm seed；
0.5 parts by weight of PEG2000.
The number-average molecular weight of polyvinyl chloride is 52000g/mol；The number-average molecular weight of ethylene-butene copolymer is 1800g/
mol。
Comparative example 3:
A kind of antibacterial PVC plastic, the material including following parts by weight:
64 parts by weight of polyvinyl chloride；
13 parts by weight of ethylene-butene copolymer；
7 parts by weight of mica；
0.8 parts by weight of diethylene-triamine pentaacetic acid；
1.95 parts by weight of potassium laurate；
1.05 parts by weight of magnesium stearate；
1.8 parts by weight of isothiazolinone；
3 parts by weight of epoxyoleic acid last of the ten Heavenly stems ester；
Oily 2 parts by weight of oil palm seed；
0.8 parts by weight of PEG2000.
The number-average molecular weight of polyvinyl chloride is 54000g/mol；The number-average molecular weight of ethylene-butene copolymer is 1900g/
mol。
Comparative example 4:
A kind of antibacterial PVC plastic, the material including following parts by weight:
64 parts by weight of polyvinyl chloride；
13 parts by weight of ethylene-butene copolymer；
7 parts by weight of mica；
0.8 parts by weight of diethylene-triamine pentaacetic acid；
1.95 parts by weight of potassium laurate；
1.05 parts by weight of magnesium stearate；
2.2 parts by weight of chitin；
3 parts by weight of epoxyoleic acid last of the ten Heavenly stems ester；
Oily 2 parts by weight of oil palm seed；
0.8 parts by weight of PEG2000.
The number-average molecular weight of polyvinyl chloride is 54000g/mol；The number-average molecular weight of ethylene-butene copolymer is 1900g/
mol。
Comparative example 5:
A kind of antibacterial PVC plastic, the material including following parts by weight:
70 parts by weight of polyvinyl chloride；
15 parts by weight of ethylene-butene copolymer；
2.8 parts by weight of potassium laurate；
1.2 parts by weight of magnesium stearate；
8 parts by weight of titanium carbide；
3 parts by weight of chitin；
2 parts by weight of isothiazolinone；
Four ammino zinc of hydroxide, 1 parts by weight；
4 parts by weight of epoxyoleic acid last of the ten Heavenly stems ester；
Oily 3 parts by weight of oil palm seed.
The number-average molecular weight of polyvinyl chloride is 56000g/mol；The number-average molecular weight of ethylene-butene copolymer is 2000g/
mol。
The performance test results of embodiment and comparative example are listed below:
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 | Comparative example 2 | Comparative example 3 | Comparative example 4 | Comparative example 5 | |
| Tensile strength N | ≥2400 | ≥2500 | ≥2800 | ≥1400 | ≥2300 | ≥2600 | ≥2500 | ≥2000 |
| Extension at break KJ/m2 | 330 | 350 | 400 | 210 | 340 | 330 | 390 | 230 |
| Escherichia coli sterilizing rate | 96.1% | 97.2% | 97.5% | 95.0% | 92.6% | 79.2% | 61.8% | 97.4% |
| Staphylococcic sterilizing rate | 91.3% | 92.5% | 93.4% | 91.0% | 89.2% | 72.1% | 78.6% | 92.8% |
| Oder levels | 1.5 | 1.2 | 1.0 | 1.3 | 3.1 | 1.8 | 1.6 | 1.7 |
| Anti-aging property | It is qualified | It is qualified | It is qualified | It is unqualified | It is qualified | It is qualified | It is qualified | It is unqualified |
Odor standards are tested to the antibacterial PVC plastic that embodiment 1-3 and comparative example 1~5 are prepared,
Opinion rating: 1 cannot experience；2 can experience, unobstructive；3 too big harms can obviously experience but no
Hinder；4 have obstruction；5 by larger obstruction；6 is insufferable.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details.
Claims (10)
1. a kind of antibacterial PVC plastic, which is characterized in that the material including following parts by weight:
60~70 parts by weight of polyvinyl chloride；
12~15 parts by weight of ethylene-butene copolymer；
2~4 parts by weight of stabilizer；
6~8 parts by weight of filler；
3~5 parts by weight of antibacterial agent；
0.5~1 parts by weight of eliminating smell agent.
2. antibacterial PVC plastic according to claim 1, which is characterized in that the stabilizer includes 60~70wt% lauric acid
Potassium and 30~40wt% magnesium stearate.
3. antibacterial PVC plastic according to claim 1, which is characterized in that the filler is selected from titanium dioxide, mica, carbon
Change one of titanium.
4. antibacterial PVC plastic according to claim 1, which is characterized in that the antibacterial agent be 50~60wt% chitin and
40~50wt% isothiazolinone.
5. antibacterial PVC plastic according to claim 1, which is characterized in that the eliminating smell agent be four ammino zinc of hydroxide or
Diethylene-triamine pentaacetic acid.
6. antibacterial PVC plastic according to claim 1, which is characterized in that further include the epoxyoleic acid last of the ten Heavenly stems of 2~4 parts by weight
Ester.
7. antibacterial PVC plastic according to claim 1, which is characterized in that further include the oil palm seed oil of 1~3 parts by weight.
8. antibacterial PVC plastic according to claim 1, which is characterized in that further include the PEG2000 of 0.5~1 parts by weight.
9. antibacterial PVC plastic according to claim 1, which is characterized in that the number-average molecular weight of the polyvinyl chloride is
52000~56000g/mol.
10. antibacterial PVC plastic according to claim 1, which is characterized in that the number of the ethylene-butene copolymer is divided equally
Son amount is 1800~2000g/mol.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910074734.7A CN109851949A (en) | 2019-01-25 | 2019-01-25 | Antibacterial PVC plastic |
| PCT/CN2019/087254 WO2020151136A1 (en) | 2019-01-25 | 2019-05-16 | Antibacterial pvc plastic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910074734.7A CN109851949A (en) | 2019-01-25 | 2019-01-25 | Antibacterial PVC plastic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109851949A true CN109851949A (en) | 2019-06-07 |
Family
ID=66896233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910074734.7A Withdrawn CN109851949A (en) | 2019-01-25 | 2019-01-25 | Antibacterial PVC plastic |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109851949A (en) |
| WO (1) | WO2020151136A1 (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105647060B (en) * | 2016-02-03 | 2017-12-22 | 轩脉家居科技（上海）有限公司 | Low smell PVC plastic of a kind of medical antibacterial and preparation method thereof |
-
2019
- 2019-01-25 CN CN201910074734.7A patent/CN109851949A/en not_active Withdrawn
- 2019-05-16 WO PCT/CN2019/087254 patent/WO2020151136A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020151136A8 (en) | 2021-09-16 |
| WO2020151136A1 (en) | 2020-07-30 |
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Application publication date: 20190607 |