CN107936365A - A kind of antibiotic polypropylene plastic and preparation method thereof - Google Patents
A kind of antibiotic polypropylene plastic and preparation method thereof Download PDFInfo
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- CN107936365A CN107936365A CN201710982671.6A CN201710982671A CN107936365A CN 107936365 A CN107936365 A CN 107936365A CN 201710982671 A CN201710982671 A CN 201710982671A CN 107936365 A CN107936365 A CN 107936365A
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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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/325—Calcium, strontium or barium phosphate
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
Abstract
The present invention provides a kind of polypropylene anti-bacterial plastic, is made of the raw material of following parts by weight：0.5 1.5 parts of 70 80 parts of polypropylene, 10 15 parts of high density polyethylene (HDPE), 10 15 parts of low density polyethylene (LDPE), 34 parts of butadiene, 12 parts of coupling agent, 35 parts of 9,10 dihydroxystearic acid, 0.5 1 parts of nano-aluminum hydroxide, 0.5 2 parts of sorbic acid, 0.1 1 parts of calcium phosphate, 12 parts of styrene and antiseptic；The antiseptic is made of the component of following parts by weight：69 parts of 47 parts of chitosan, 15 20 parts of nano-titanium dioxide and polyhexamethylene guanide propionate.Polypropylene anti-bacterial plastic of the present invention, by adding complex antimicrobials, improves the antibacterial and heat resistance of PP composite material, not only anti-microbial property is good, also with preferable mechanical property.Present invention also offers the preparation method of the polypropylene anti-bacterial plastic, technics comparing is simple, and production cost is relatively low.
Description
Technical field
The invention belongs to field of packaging material, more particularly to a kind of antibiotic polypropylene plastic and preparation method thereof.
Background technology
With the expansion and in-depth of market application range, polypropylene plastics is widely used in all trades and professions, becomes easily infected by
With growth multiple-microorganism, including pathogenic bacteria, harm is brought to the health of people.With people to health environment further
Pay attention to, the safety and sanitation of plastic products become the problem that everybody pays close attention to, and antibiotic plastic comes into being with regard to this, and antibiotic plastic refers to
Antiseptic is added in the plastic, is made plastic products that there is antibiotic property in itself, is within a certain period of time killed the bacterium being stained on plastics
It is dead or suppress its breeding.Polypropylene plastics anti-microbial property at present on the market is poor or processing technology is complicated.
The content of the invention
For above-mentioned technical problem, it is an object of the invention to provide a kind of good anti-bacterial effect, polypropylene anti-bacterial plastic,
Not only anti-microbial property is good for the polypropylene anti-bacterial plastic, also with preferable mechanical property.
The technical solution adopted by the present invention is：
A kind of polypropylene anti-bacterial plastic, is made of the raw material of following parts by weight：70-80 parts of polypropylene, high-density polyethylene
10-15 parts of alkene, 10-15 parts of low density polyethylene (LDPE), 3-4 parts of butadiene, 1-2 parts of coupling agent, 3-5 parts of 9,10-dihydroxystearic acid,
0.5-1.5 parts of 0.5-1 parts of nano-aluminum hydroxide, 0.5-2 parts of sorbic acid, 0.1-1 parts of calcium phosphate, 1-2 parts of styrene and antiseptic；
The antiseptic is made of the component of following parts by weight：4-7 parts of chitosan, 15-20 parts of nano-titanium dioxide and poly- six methylene
6-9 parts of base guanidine propionate.
Polypropylene anti-bacterial plastic of the present invention, wherein, it is made of the raw material of following parts by weight：75 parts of polypropylene,
12 parts of high density polyethylene (HDPE), 15 parts of low density polyethylene (LDPE), 3.5 parts of butadiene, 1 part of coupling agent, 4 parts of 9,10-dihydroxystearic acid,
1 part of 0.8 part of nano-aluminum hydroxide, 1 part of sorbic acid, 0.5 part of calcium phosphate, 1 part of styrene and antiseptic.
Polypropylene anti-bacterial plastic of the present invention, wherein, the antiseptic is made of the component of following parts by weight：Shell
8 parts of 6 parts of glycan, 18 parts of nano-titanium dioxide and polyhexamethylene guanide propionate.
Polypropylene anti-bacterial plastic of the present invention, wherein, the coupling agent is 3- (2,3- the third oxygen of epoxy) propyl group front three
Oxysilane (KH560), 3-aminopropyltriethoxysilane (KH550) and γ-methacryloxypropyl trimethoxy
One kind in silane (KH570).
The preparation method of polypropylene anti-bacterial plastic of the present invention, comprises the following steps：
(1) prepare raw material by proportioning, chitosan, polyhexamethylene guanide propionate and nano-titanium dioxide are mixed with grinder
Close uniformly, obtain dispersed powdered complex antimicrobials；
(2) all components are added in homogenizer, high-speed stirred 3-5min, stir speed (S.S.) 1000-1200r/
min；
(3) and then by mixed material extruding pelletization in double screw extruder, the processing of double screw extruder are put into
Temperature is 210~280 DEG C, and engine speed be 300~350rpm, material extrude after by water cooling, pelletizing and drying, you can obtain
The antibiotic polypropylene plastic.
The preparation method of polypropylene anti-bacterial plastic of the present invention, wherein, double screw extruder described in step (3)
Draw ratio (L/D) is 40.
Beneficial effect of the present invention：
Polypropylene anti-bacterial plastic of the present invention, by adding complex antimicrobials, improves the anti-of PP composite material
Bacterium and heat resistance, not only anti-microbial property is good, also with preferable mechanical property.
The preparation method of polypropylene anti-bacterial plastic of the present invention, technics comparing is simple, and production cost is relatively low.
Embodiment
Embodiment 1
A kind of polypropylene anti-bacterial plastic, is made of the raw material of following parts by weight：75 parts of polypropylene, high density polyethylene (HDPE) 12
Part, 15 parts of low density polyethylene (LDPE), 3.5 parts of butadiene, 1 part of coupling agent, 4 parts of 9,10-dihydroxystearic acid, nano-aluminum hydroxide
1 part of 0.8 part, 1 part of sorbic acid, 0.5 part of calcium phosphate, 1 part of styrene and antiseptic, the antiseptic by following parts by weight group
Divide and be made：8 parts of 6 parts of chitosan, 18 parts of nano-titanium dioxide and polyhexamethylene guanide propionate, the coupling agent is 3- (2,3-
The third oxygen of epoxy) propyl trimethoxy silicane.
The preparation method of polypropylene anti-bacterial plastic described in the present embodiment, comprises the following steps：
(4) prepare raw material by proportioning, chitosan, polyhexamethylene guanide propionate and nano-titanium dioxide are mixed with grinder
Close uniformly, obtain dispersed powdered complex antimicrobials；
(5) all components are added in homogenizer, high-speed stirred 4min, stir speed (S.S.) 1200r/min；
(6) and then by mixed material extruding pelletization in double screw extruder is put into, the double screw extruder
Draw ratio (L/D) is 40, and the processing temperature of double screw extruder is 210~280 DEG C, and engine speed is 300~350rpm, material
By water cooling, pelletizing and drying after extrusion, you can obtain the antibiotic polypropylene plastic.
Embodiment 2
A kind of polypropylene anti-bacterial plastic, is made of the raw material of following parts by weight：70 parts of polypropylene, high density polyethylene (HDPE) 15
Part, 10 parts of low density polyethylene (LDPE), 4 parts of butadiene, 2 parts of coupling agent, 3 parts of 9,10-dihydroxystearic acid, nano-aluminum hydroxide 0.5
Part, 2 parts of sorbic acid, 1 part of calcium phosphate, 1 part of styrene and 0.5 part of antiseptic；The antiseptic by following parts by weight component
It is made：6 parts of 4 parts of chitosan, 20 parts of nano-titanium dioxide and polyhexamethylene guanide propionate, the coupling agent is 3- aminopropyls
Triethoxysilane (KH550).
The preparation method of polypropylene anti-bacterial plastic described in the present embodiment, comprises the following steps：
(1) prepare raw material by proportioning, chitosan, polyhexamethylene guanide propionate and nano-titanium dioxide are mixed with grinder
Close uniformly, obtain dispersed powdered complex antimicrobials；
(2) all components are added in homogenizer, high-speed stirred 3min, stir speed (S.S.) 1000r/min；
(3) and then by mixed material extruding pelletization in double screw extruder is put into, the double screw extruder
Draw ratio (L/D) is 40, and the processing temperature of double screw extruder is 210~280 DEG C, and engine speed is 300~350rpm, material
By water cooling, pelletizing and drying after extrusion, you can obtain the antibiotic polypropylene plastic.
Embodiment 3
A kind of polypropylene anti-bacterial plastic, is made of the raw material of following parts by weight：80 parts of polypropylene, high density polyethylene (HDPE) 10
Part, 15 parts of low density polyethylene (LDPE), 3 parts of butadiene, 1 part of coupling agent, 5 parts of 9,10-dihydroxystearic acid, 1 part of nano-aluminum hydroxide,
1.5 parts of 0.5 part of sorbic acid, 0.1 part of calcium phosphate, 2 parts of styrene and antiseptic；The antiseptic by following parts by weight component
It is made：9 parts of 7 parts of chitosan, 15 parts of nano-titanium dioxide and polyhexamethylene guanide propionate, the coupling agent is γ-methyl-prop
Alkene acryloxypropylethoxysilane trimethoxy silane (KH570).
The preparation method of polypropylene anti-bacterial plastic described in the present embodiment, comprises the following steps：
(1) prepare raw material by proportioning, chitosan, polyhexamethylene guanide propionate and nano-titanium dioxide are mixed with grinder
Close uniformly, obtain dispersed powdered complex antimicrobials；
(2) all components are added in homogenizer, high-speed stirred 5min, stir speed (S.S.) 1000r/min；
(3) and then by mixed material extruding pelletization in double screw extruder is put into, the double screw extruder
Draw ratio (L/D) is 40, and the processing temperature of double screw extruder is 210~280 DEG C, and engine speed is 300~350rpm, material
By water cooling, pelletizing and drying after extrusion, you can obtain the antibiotic polypropylene plastic.
The carry out traditional performance and anti-microbial property of the polypropylene plastics of embodiment 1-3 are tested, test result such as table 1
It is shown.Antibacterial test standard：QB/T 2591-2003A《Antibiotic plastic Anti-microbial Performance Tests method and antibacterial effect》.Detection is used
Bacterium：Escherichia coli ATCC 25922, staphylococcus aureus ATCC 6538.
The testing result tables of data of polypropylene plastics in 1 embodiment 1-3 of table
As shown in Table 1, the present invention has higher tensile strength and bending strength, and anti-microbial property is preferable.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
Enclose and be defined, on the premise of design spirit of the present invention is not departed from, technical side of the those of ordinary skill in the art to the present invention
The various modifications and improvement that case is made, should all fall into the protection domain that claims of the present invention determines.
Claims (6)
- A kind of 1. antibiotic polypropylene plastic, it is characterised in that：It is made of the raw material of following parts by weight：70-80 parts of polypropylene, height 10-15 parts of density polyethylene, 10-15 parts of low density polyethylene (LDPE), 3-4 parts of butadiene, 1-2 parts of coupling agent, 9,10- dihydroxy are stearic 3-5 parts sour, 0.5-1 parts of nano-aluminum hydroxide, 0.5-2 parts of sorbic acid, 0.1-1 parts of calcium phosphate, 1-2 parts of styrene and antiseptic 0.5-1.5 parts；The antiseptic is made of the component of following parts by weight：4-7 parts of chitosan, 15-20 parts of nano-titanium dioxide With 6-9 parts of polyhexamethylene guanide propionate.
- 2. antibiotic polypropylene plastic according to claim 1, it is characterised in that：It is made of the raw material of following parts by weight： 75 parts of polypropylene, 12 parts of high density polyethylene (HDPE), 15 parts of low density polyethylene (LDPE), 3.5 parts of butadiene, 1 part of coupling agent, 9,10- dihydroxies 1 part of 4 parts of base stearic acid, 0.8 part of nano-aluminum hydroxide, 1 part of sorbic acid, 0.5 part of calcium phosphate, 1 part of styrene and antiseptic.
- 3. antibiotic polypropylene plastic according to claim 1, it is characterised in that：The antiseptic is by following parts by weight Component is made：8 parts of 6 parts of chitosan, 18 parts of nano-titanium dioxide and polyhexamethylene guanide propionate.
- 4. according to the antibiotic polypropylene plastic described in claim 1-3 any one, it is characterised in that：The coupling agent is 3- (the third oxygen of 2,3- epoxies) propyl trimethoxy silicane, 3-aminopropyltriethoxysilane and γ-methacryloxypropyl One kind in trimethoxy silane.
- 5. the preparation method of the antibiotic polypropylene plastic described in claim 1-4 any one, it is characterised in that：Including following step Suddenly：(1) prepare raw material by proportioning, chitosan, polyhexamethylene guanide propionate are mixed with nano-titanium dioxide with grinder It is even, obtain dispersed powdered complex antimicrobials；(2) all components are added in homogenizer, high-speed stirred 3-5min, stir speed (S.S.) 1000-1200r/min；(3) and then by mixed material extruding pelletization in double screw extruder, the processing temperature of double screw extruder are put into For 210~280 DEG C, engine speed is 300~350rpm, by water cooling, pelletizing and drying after material extrusion, you can obtain described Antibiotic polypropylene plastic.
- 6. the preparation method of antibiotic polypropylene plastic according to claim 5, it is characterised in that：It is double described in step (3) The draw ratio (L/D) of screw extruder is 40.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710982671.6A CN107936365A (en) | 2017-10-19 | 2017-10-19 | A kind of antibiotic polypropylene plastic and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710982671.6A CN107936365A (en) | 2017-10-19 | 2017-10-19 | A kind of antibiotic polypropylene plastic and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109135054A (en) * | 2018-07-23 | 2019-01-04 | 杭州联通管业有限公司 | A kind of antibacterial flame-retardant polypropylene pipe and preparation method thereof |
| CN109280268A (en) * | 2018-09-10 | 2019-01-29 | 安徽嘉美包装有限公司 | A kind of polypropylene plastics of superior performance and preparation method thereof |
| CN109851920A (en) * | 2019-01-31 | 2019-06-07 | 温州市疾病预防控制中心 | A kind of antimicrobial form food pack |
| CN111518333A (en) * | 2019-02-03 | 2020-08-11 | 南京聚隆科技股份有限公司 | Mildew-proof plant fiber reinforced micro-foaming material for vehicle and preparation method thereof |
| CN112940394A (en) * | 2021-02-03 | 2021-06-11 | 广州金立电子有限公司 | Capacitor shell and preparation method thereof |
| CN113087994A (en) * | 2021-04-12 | 2021-07-09 | 中科卫康(深圳)生物科技有限公司 | Nano antibacterial plastic granules with long-acting silyl and preparation method thereof |
| CN115304863A (en) * | 2022-10-12 | 2022-11-08 | 江苏益森新材料有限公司 | Antibacterial plastic film and production process thereof |
| CN115975285A (en) * | 2022-07-13 | 2023-04-18 | 中核(苏州)检测技术有限公司 | Preparation method and application of antibacterial PP material |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109135054A (en) * | 2018-07-23 | 2019-01-04 | 杭州联通管业有限公司 | A kind of antibacterial flame-retardant polypropylene pipe and preparation method thereof |
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| CN109280268A (en) * | 2018-09-10 | 2019-01-29 | 安徽嘉美包装有限公司 | A kind of polypropylene plastics of superior performance and preparation method thereof |
| CN109851920A (en) * | 2019-01-31 | 2019-06-07 | 温州市疾病预防控制中心 | A kind of antimicrobial form food pack |
| CN111518333A (en) * | 2019-02-03 | 2020-08-11 | 南京聚隆科技股份有限公司 | Mildew-proof plant fiber reinforced micro-foaming material for vehicle and preparation method thereof |
| CN112940394A (en) * | 2021-02-03 | 2021-06-11 | 广州金立电子有限公司 | Capacitor shell and preparation method thereof |
| CN113087994A (en) * | 2021-04-12 | 2021-07-09 | 中科卫康(深圳)生物科技有限公司 | Nano antibacterial plastic granules with long-acting silyl and preparation method thereof |
| CN115975285A (en) * | 2022-07-13 | 2023-04-18 | 中核(苏州)检测技术有限公司 | Preparation method and application of antibacterial PP material |
| CN115304863A (en) * | 2022-10-12 | 2022-11-08 | 江苏益森新材料有限公司 | Antibacterial plastic film and production process thereof |
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