CN106674694A - Medical antibacterial plastic - Google Patents
Medical antibacterial plastic Download PDFInfo
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- CN106674694A CN106674694A CN201611238511.2A CN201611238511A CN106674694A CN 106674694 A CN106674694 A CN 106674694A CN 201611238511 A CN201611238511 A CN 201611238511A CN 106674694 A CN106674694 A CN 106674694A
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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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses medical antibacterial plastic. The medical antibacterial plastic comprises the following raw materials in parts by weight: 20-50 parts of PE plastic, 10-25 parts of polyisoprene, 1-5 parts of antibacterial agent, 0.5-2 parts of sodium metabisulfite, 2-5 parts of polytetrafluoroethylene, 0.5-1 parts of 1, 2-propanediol, and 1-5 parts of titanium dioxide; the antibacterial agent is prepared from the following raw materials in parts by weight: 0.5-3 parts of isopropyl myristate, 2-5 parts of common fenugreek seed, 1-3 parts of iso-octyl p-methoxycinnamate, 1-5 parts of alginate propylene glycol, 2-4 parts of nanoscale titanium oxide, and 1-3 parts of quinolone. The medical antibacterial plastic is good in antibacterial effect, the antibacterial rate to each of the staphylococcus aureus and the escherichia coli can achieve 99% or more; the medical antibacterial plastic is simple in preparation method, low in production cost and in favor of extensive popularization.
Description
Technical field
The present invention relates to a kind of anti-biotic material, specifically a kind of medical antibacterial plastics.
Background technology
Antibiotic plastic be a class in use environment itself to staiing antibacterial on plastics, mycete, alcohol mother bacterium, algae very
The plastics of suppression or killing action are waited to virus, by suppressing the breeding of microorganism itself clean has been kept.At present, antibacterial modeling
Material is mainly obtained by adding the method for a small amount of antibacterial in common plasticses.
The pathogenic microorganisms such as antibacterial, funguses usually cause body tissue that pathological changes occur, and the body and mind that seriously threaten the mankind is good for
Health.Show according to World Health Organization (WHO) (World Health Organization, WHO) statistics in 1998, nineteen ninety-five full generation
Boundary's death population is 52,000,000, wherein because the dead population that bacterium infection is caused accounts for 33%, nowadays this ratio is also entering one
Step is improved.Therefore, the exploitation of antibiotic material in medical use and product is received more and more attention.
And with the continuous progress of technology, people are for the requirement also more and more higher of antibiotic material in medical use.It is existing medical
Antibiotic plastic species is various, although the antibacterial effect of some medical antibacterial plastics is pretty good, but because preparation process is complicated, raw material
Price is high, preparation condition is harsh, causes production cost higher, is not suitable for extensive popularization.
The content of the invention
It is an object of the invention to provide a kind of medical antibacterial plastics, to solve the problems, such as above-mentioned background technology in propose.
For achieving the above object, the present invention provides following technical scheme：
A kind of medical antibacterial plastics, the raw material with following parts by weight：PE plastics 20-50 parts, polyisoprene 10-25
Part, antibacterial 1-5 parts, sodium pyrosulfite 0.5-2 parts, politef 2-5 parts, 1,2- Propylene Glycol 0.5-1 parts, titanium dioxide 1-
5 parts；The sodium pyrosulfite is 2,6- di-tert-butyl-4-methy phenols；The antibacterial includes the raw material of following parts by weight：
Isopropyl myristate 0.5-3 parts, Semen Trigonellae 2-5 parts, OctMet 1-3 parts, alginate propylene glycol 1-5 parts,
Nano size Titania 2-4 parts, quinolinoness 1-3 parts.
As further scheme of the invention：Raw material with following parts by weight：42 parts of PE plastics, polyisoprene 22
Part, 3 parts of antibacterial, 1 part of sodium pyrosulfite, 3 parts of politef, 0.8 part of 1,2- Propylene Glycol, 3 parts of titanium dioxide；It is described burnt sub-
Sodium sulfate is 2,6- di-tert-butyl-4-methy phenols；The antibacterial includes the raw material of following parts by weight：Myristic acid isopropyl
2 parts of ester, 4 parts of Semen Trigonellae, 2 parts of OctMet, 3 parts of alginate propylene glycol, 3 parts of nano size Titania, quinolinoness 2
Part.
A kind of preparation method of medical antibacterial plastics, concretely comprises the following steps：
(1) antibacterial is prepared：By isopropyl myristate, OctMet, alginate propylene glycol, nanoscale
, by blender mix homogeneously at a temperature of 105-115 DEG C, blender rotating speed is that 500-700 turns/min for titanium oxide and quinolinoness,
Obtain mixture, by Semen Trigonellae it is cleaned, dry, broken, grinding obtain Semen Trigonellae powder, by powder add blender in it is upper
Mixture mixing, the mix homogeneously at a temperature of 70-85 DEG C are stated, blender rotating speed is that 200-500 turns/min；
(2) PE plastics, politef, titanium dioxide are mixed into 1-3h at a temperature of 150-300 DEG C；
(3) 1,2-PD, antibacterial, sodium pyrosulfite, polyisoprene are added in upper step gains, in 110-
30-50min is stirred at a temperature of 150 DEG C；
(4) upper step gains are extruded by extruder, is got product.
As further scheme of the invention：The step (1) prepares antibacterial：By isopropyl myristate, to first
Epoxide cinnamic acid monooctyl ester, alginate propylene glycol, nano size Titania and quinolinoness are mixed by blender at a temperature of 112 DEG C
It is even, blender rotating speed be 650 turns/min, obtain mixture, by Semen Trigonellae it is cleaned, dry, broken, grinding obtain Semen Trigonellae powder
End, will powder add blender in mix with said mixture, the mix homogeneously at a temperature of 80 DEG C, blender rotating speed for 350 turns/
min。
As further scheme of the invention：The step (2) is by PE plastics, politef, titanium dioxide 250
Mix 2h at a temperature of DEG C.
As further scheme of the invention：The step (3) is by 1,2- Propylene Glycol, antibacterial, sodium pyrosulfite, poly-
Isoprene is added in step gains, and at a temperature of 115 DEG C 45min is stirred.
Compared with prior art, the invention has the beneficial effects as follows：
The medical antibacterial plastics play synergism by raw material compounding, by rational proportioning, preferably go out suitable raising
The antibacterial species of antibiotic rate and consumption, it is higher to golden staphylococcus and colibacillary antibiotic rate, up to more than 99%；Preparation side
Method is simple, and cost of material is low, and production cost is relatively low, is conducive to extensive popularization.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Embodiment 1
A kind of medical antibacterial plastics, the raw material with following parts by weight：It is 20 parts of PE plastics, 10 parts of polyisoprene, anti-
1 part of microbial inoculum, 0.5 part of sodium pyrosulfite, 2 parts of politef, 0.5 part of 1,2- Propylene Glycol, 1 part of titanium dioxide；The burnt sulfurous
Sour sodium is 2,6- di-tert-butyl-4-methy phenols；The antibacterial includes the raw material of following parts by weight：Isopropyl myristate
0.5 part, 2 parts of Semen Trigonellae, 1 part of OctMet, 1 part of alginate propylene glycol, 2 parts of nano size Titania, quinolinoness 1
Part.
A kind of preparation method of medical antibacterial plastics, concretely comprises the following steps：
(1) antibacterial is prepared：By isopropyl myristate, OctMet, alginate propylene glycol, nanoscale
, by blender mix homogeneously at a temperature of 105 DEG C, blender rotating speed is 500 turns/min, is mixed for titanium oxide and quinolinoness
Thing, by Semen Trigonellae it is cleaned, dry, broken, grinding obtain Semen Trigonellae powder, by powder add blender in said mixture
Mixing, the mix homogeneously at a temperature of 70 DEG C, blender rotating speed is 200 turns/min；
(2) PE plastics, politef, titanium dioxide are mixed into 1h at a temperature of 150 DEG C；
(3) 1,2-PD, antibacterial, sodium pyrosulfite, polyisoprene are added in upper step gains, 110
30min is stirred at a temperature of DEG C；
(4) upper step gains are extruded by extruder, is got product.
Embodiment 2
A kind of medical antibacterial plastics, the raw material with following parts by weight：PE plastics 20-50 parts, 25 parts of polyisoprene,
5 parts of antibacterial, 2 parts of sodium pyrosulfite, 5 parts of politef, 1 part of 1,2- Propylene Glycol, 5 parts of titanium dioxide；The pyrosulfurous acid
Sodium is 2,6- di-tert-butyl-4-methy phenols；The antibacterial includes the raw material of following parts by weight：Isopropyl myristate 3
Part, 5 parts of Semen Trigonellae, 3 parts of OctMet, 5 parts of alginate propylene glycol, 4 parts of nano size Titania, 3 parts of quinolinoness.
A kind of preparation method of medical antibacterial plastics, concretely comprises the following steps：
(1) antibacterial is prepared：By isopropyl myristate, OctMet, alginate propylene glycol, nanoscale
, by blender mix homogeneously at a temperature of 115 DEG C, blender rotating speed is 700 turns/min, is mixed for titanium oxide and quinolinoness
Thing, by Semen Trigonellae it is cleaned, dry, broken, grinding obtain Semen Trigonellae powder, by powder add blender in said mixture
Mixing, the mix homogeneously at a temperature of 85 DEG C, blender rotating speed is 500 turns/min；
(2) PE plastics, politef, titanium dioxide are mixed into 3h at a temperature of 300 DEG C；
(3) 1,2-PD, antibacterial, sodium pyrosulfite, polyisoprene are added in upper step gains, 150
50min is stirred at a temperature of DEG C；
(4) upper step gains are extruded by extruder, is got product.
Embodiment 3
A kind of medical antibacterial plastics, the raw material with following parts by weight：It is 42 parts of PE plastics, 22 parts of polyisoprene, anti-
3 parts of microbial inoculum, 1 part of sodium pyrosulfite, 3 parts of politef, 0.8 part of 1,2- Propylene Glycol, 3 parts of titanium dioxide；The pyrosulfurous acid
Sodium is 2,6- di-tert-butyl-4-methy phenols；The antibacterial includes the raw material of following parts by weight：Isopropyl myristate 2
Part, 4 parts of Semen Trigonellae, 2 parts of OctMet, 3 parts of alginate propylene glycol, 3 parts of nano size Titania, 2 parts of quinolinoness.
A kind of preparation method of medical antibacterial plastics, concretely comprises the following steps：
(1) antibacterial is prepared：By isopropyl myristate, OctMet, alginate propylene glycol, nanoscale
, by blender mix homogeneously at a temperature of 112 DEG C, blender rotating speed is 650 turns/min, is mixed for titanium oxide and quinolinoness
Thing, by Semen Trigonellae it is cleaned, dry, broken, grinding obtain Semen Trigonellae powder, by powder add blender in said mixture
Mixing, the mix homogeneously at a temperature of 80 DEG C, blender rotating speed is 350 turns/min；
(2) PE plastics, politef, titanium dioxide are mixed into 2h at a temperature of 250 DEG C；
(3) 1,2-PD, antibacterial, sodium pyrosulfite, polyisoprene are added in upper step gains, 115
45min is stirred at a temperature of DEG C；
(4) upper step gains are extruded by extruder, is got product.
Comparative example 1
A kind of medical antibacterial plastics, the raw material with following parts by weight：It is 42 parts of PE plastics, 22 parts of polyisoprene, anti-
3 parts of microbial inoculum, 1 part of sodium pyrosulfite, 3 parts of politef, 0.8 part of 1,2- Propylene Glycol, 3 parts of titanium dioxide；The pyrosulfurous acid
Sodium is 2,6- di-tert-butyl-4-methy phenols；The antibacterial includes the raw material of following parts by weight：4 parts of Semen Trigonellae, to methoxy
2 parts of base cinnamic acid monooctyl ester, 3 parts of alginate propylene glycol, 3 parts of nano size Titania, 2 parts of quinolinoness.
A kind of preparation method of medical antibacterial plastics, concretely comprises the following steps：
(1) antibacterial is prepared：By OctMet, alginate propylene glycol, nano size Titania and quinolinoness
By blender at a temperature of 112 DEG C mix homogeneously, blender rotating speed be 650 turns/min, obtain mixture, Semen Trigonellae Jing is clear
Wash, dry, broken, grinding obtains Semen Trigonellae powder, powder is added and is mixed with said mixture in blender, in 80 DEG C of temperature
Lower mix homogeneously, blender rotating speed is 350 turns/min；
(2) PE plastics, politef, titanium dioxide are mixed into 2h at a temperature of 250 DEG C；
(3) 1,2-PD, antibacterial, sodium pyrosulfite, polyisoprene are added in upper step gains, 115
45min is stirred at a temperature of DEG C；
(4) upper step gains are extruded by extruder, is got product.
Isopropyl myristate is not added with comparative example 1.
Comparative example 2
A kind of medical antibacterial plastics, the raw material with following parts by weight：It is 42 parts of PE plastics, 22 parts of polyisoprene, anti-
3 parts of microbial inoculum, 1 part of sodium pyrosulfite, 3 parts of politef, 0.8 part of 1,2- Propylene Glycol, 3 parts of titanium dioxide；The pyrosulfurous acid
Sodium is 2,6- di-tert-butyl-4-methy phenols；The antibacterial includes the raw material of following parts by weight：Isopropyl myristate 2
Part, 4 parts of Semen Trigonellae, 2 parts of OctMet, 3 parts of nano size Titania, 2 parts of quinolinoness.
A kind of preparation method of medical antibacterial plastics, concretely comprises the following steps：
(1) antibacterial is prepared：By isopropyl myristate, OctMet, nano size Titania and quinoline promise
Ketone is 650 turns/min by blender mix homogeneously at a temperature of 112 DEG C, blender rotating speed, mixture is obtained, by Semen Trigonellae Jing
Cleaning, dry, broken, grinding obtain Semen Trigonellae powder, powder is added and is mixed with said mixture in blender, in 80 DEG C of temperature
The lower mix homogeneously of degree, blender rotating speed is 350 turns/min；
(2) PE plastics, politef, titanium dioxide are mixed into 2h at a temperature of 250 DEG C；
(3) 1,2-PD, antibacterial, sodium pyrosulfite, polyisoprene are added in upper step gains, 115
45min is stirred at a temperature of DEG C；
(4) upper step gains are extruded by extruder, is got product.
Alginate propylene glycol is not added with comparative example 2.
The anti-microbial property of antibiotic plastic prepared by inventive embodiments 1-3 and comparative example 1-2 is as shown in table 1.
State of anti-microbial property detection reference People's Republic of China (PRC) light industry standard QB/T2591-2003, using film applicator coating,
The antibiotic rate of sample 24h is investigated, total plate count is determined and counted with reference to GB/T4789.2-2003.Make pellet is hot-forming
50mm × 50mm antibacterial models.The calculating formula of antibiotic rate is as follows：
R (%)=(B-C)/B × 100
Wherein R is antibiotic rate (%)；B be the average bacterial count recovered of blank control sample, cfu/ pieces；C is antibiotic plastic sample
Average bacterial count recovered, cfu/ pieces.
The anti-microbial property test result of the antibiotic plastic of table 1
As can be seen from the above table, the antibiotic plastic that prepared by embodiment 1-3 is for golden staphylococcus and colibacillary antibiotic rate
Antibiotic plastic apparently higher than comparative example 1-2 is for golden staphylococcus and colibacillary antibiotic rate.In the antibiotic plastic of the present invention
Isopropyl myristate and alginate propylene glycol are added, unexpected synergism is generated, with preferable antibacterial action,
Antibiotic plastic prepared by embodiment 1-3, for golden staphylococcus and colibacillary antibiotic rate are up to more than 99%, is a kind of safety
Effective antibiotic plastic.
The medical antibacterial plastics play synergism by raw material compounding, by rational proportioning, preferably go out suitable raising
The antibacterial species of antibiotic rate and consumption, it is higher to golden staphylococcus and colibacillary antibiotic rate, up to more than 99%；Preparation side
Method is simple, and cost of material is low, and production cost is relatively low, is conducive to extensive popularization.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, in the ken that one skilled in the relevant art possesses, can be with the premise of without departing from this patent objective
Make a variety of changes.
Claims (6)
1. a kind of medical antibacterial plastics, it is characterised in that the raw material with following parts by weight：PE plastics 20-50 parts, poly- isoamyl
Diene 10-25 parts, antibacterial 1-5 parts, sodium pyrosulfite 0.5-2 parts, politef 2-5 parts, 1,2- Propylene Glycol 0.5-1 parts,
Titanium dioxide 1-5 parts；The sodium pyrosulfite is 2,6- di-tert-butyl-4-methy phenols；The antibacterial includes following weight
The raw material of number：Isopropyl myristate 0.5-3 parts, Semen Trigonellae 2-5 parts, OctMet 1-3 parts, alginic acid third
Diester 1-5 parts, nano size Titania 2-4 parts, quinolinoness 1-3 parts.
2. medical antibacterial plastics according to claim 1, it is characterised in that the raw material with following parts by weight：PE is moulded
Material 42 parts, 22 parts of polyisoprene, 3 parts of antibacterial, 1 part of sodium pyrosulfite, 3 parts of politef, 0.8 part of 1,2- Propylene Glycol,
3 parts of titanium dioxide；The sodium pyrosulfite is 2,6- di-tert-butyl-4-methy phenols；The antibacterial includes following weight portion
Several raw materials：2 parts of isopropyl myristate, 4 parts of Semen Trigonellae, 2 parts of OctMet, 3 parts of alginate propylene glycol, receive
3 parts of meter level titanium oxide, 2 parts of quinolinoness.
3. a kind of preparation method of the medical antibacterial plastics as described in claim 1-2 is arbitrary, it is characterised in that concrete steps
For：
(1) antibacterial is prepared：By isopropyl myristate, OctMet, alginate propylene glycol, nanoscale
, by blender mix homogeneously at a temperature of 105-115 DEG C, blender rotating speed is that 500-700 turns/min, is obtained for titanium and quinolinoness
Mixture, by Semen Trigonellae is cleaned, dry, broken, grinding obtains Semen Trigonellae powder, will powder add it is mixed with above-mentioned in blender
Compound mixes, the mix homogeneously at a temperature of 70-85 DEG C, and blender rotating speed is that 200-500 turns/min；
(2) PE plastics, politef, titanium dioxide are mixed into 1-3h at a temperature of 150-300 DEG C；
(3) 1,2-PD, antibacterial, sodium pyrosulfite, polyisoprene are added in upper step gains, in 110-150
30-50min is stirred at a temperature of DEG C；
(4) upper step gains are extruded by extruder, is got product.
4. the preparation method of medical antibacterial plastics according to claim 3, it is characterised in that the step (1) prepares anti-
Microbial inoculum：Isopropyl myristate, OctMet, alginate propylene glycol, nano size Titania and quinolinoness are led to
Blender mix homogeneously at a temperature of 112 DEG C is crossed, blender rotating speed is 650 turns/min, obtains mixture, and Semen Trigonellae Jing is clear
Wash, dry, broken, grinding obtains Semen Trigonellae powder, powder is added and is mixed with said mixture in blender, in 80 DEG C of temperature
Lower mix homogeneously, blender rotating speed is 350 turns/min.
5. the preparation method of medical antibacterial plastics according to claim 3, it is characterised in that the step (2) moulds PE
Material, politef, titanium dioxide mix 2h at a temperature of 250 DEG C.
6. the preparation method of medical antibacterial plastics according to claim 3, it is characterised in that the step (3) is by 1,2-
Propylene Glycol, antibacterial, sodium pyrosulfite, polyisoprene are added in step gains, and at a temperature of 115 DEG C 45min is stirred.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611238511.2A CN106674694A (en) | 2016-12-28 | 2016-12-28 | Medical antibacterial plastic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611238511.2A CN106674694A (en) | 2016-12-28 | 2016-12-28 | Medical antibacterial plastic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106674694A true CN106674694A (en) | 2017-05-17 |
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ID=58873157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611238511.2A Pending CN106674694A (en) | 2016-12-28 | 2016-12-28 | Medical antibacterial plastic |
Country Status (1)
| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107325380A (en) * | 2017-08-15 | 2017-11-07 | 安徽华猫软包装有限公司 | A kind of medical antibacterial plastics and preparation method thereof |
| CN108623956A (en) * | 2018-06-20 | 2018-10-09 | 苏州新益特塑胶科技有限公司 | A kind of use for electronic products antibiotic plastic |
-
2016
- 2016-12-28 CN CN201611238511.2A patent/CN106674694A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107325380A (en) * | 2017-08-15 | 2017-11-07 | 安徽华猫软包装有限公司 | A kind of medical antibacterial plastics and preparation method thereof |
| CN108623956A (en) * | 2018-06-20 | 2018-10-09 | 苏州新益特塑胶科技有限公司 | A kind of use for electronic products antibiotic plastic |
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Application publication date: 20170517 |