CN104961956A - Preparation method for polyethylene material for medical mask - Google Patents
Preparation method for polyethylene material for medical mask Download PDFInfo
- Publication number
- CN104961956A CN104961956A CN201510370862.8A CN201510370862A CN104961956A CN 104961956 A CN104961956 A CN 104961956A CN 201510370862 A CN201510370862 A CN 201510370862A CN 104961956 A CN104961956 A CN 104961956A
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- China
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- preparation
- medical mask
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- polythene material
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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
-
- 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 & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Materials For Medical Uses (AREA)
Abstract
The invention discloses a preparation method for a polyethylene material for a medical mask. The method comprises the following steps that, firstly, all components are weighted according to weight proportion; secondly, all the components are put in a mixing and stirring machine to be mixed evenly; thirdly, the evenly mixed materials are put into a reaction still, heated to 100-120 DEG C under a vacuum condition, stirred for 10-20 minutes, cooled to 30-40 DEG C, and stirred for 5-10 minutes to obtain mixed materials; fourthly, the mixed materials are arranged in a double-screw extrusion machine under 180-190 DEG C to extrude sample strips to be cooled through water, dried in air and cut into particles to obtain the polyethylene material for the medical mask. The preparation method is short in process, easy to operate, low in cost, environmentally friendly and high in economic benefit. Compared with the prior art, the polyethylene material for the medical mask prepared through the method has excellent biocompatibility and safety, and the performance of the material is better than that of related products on the market.
Description
Technical field
The invention belongs to polymeric material field, relate to a kind of preparation method of medical mask polythene material.
Technical background
Plastics, as a kind of very important material, are widely applied at medicine and hygiene fields.It both can be made into disposable medical instrument as dropping bottle, syringe etc., can be used for again non-once medical facilities as gauger, surgery instrument etc., and medical plastic field is current plastics industry one of market having development potentiality most.
Along with the sustainable growth of population in the world quantity, particularly aging populations and the increase of number suffering from chronic disease, facilitate the sustainable growth of medical services market, special medical apparatus obtains widespread demand.Due to macromolecular material excellent specific property and also can reduce costs, at present, medical treatment product and apparatus are from large-scale diagnostic instrments, disposable medical article so that meticulous artificial organ all be unable to do without macromolecular material, and macromolecular material becomes one of important raw and processed materials of medical treatment product and apparatus gradually.And at present, in respiratory system field, the plastics relevant to respirator are that plastics apply one of the most concentrated field in medicine equipment, face shield uses one of maximum plastics in medical instruments field, and these goods are mostly prepared from by materials such as polyethylene, polyvinyl chloride, polypropylene, rubber.The product of this class is the easily-consumed products that quantity is larger, and China consumes the value of this series products every year at about several hundred million yuans, and market is very huge.Current China can autonomous production respirator and associated plastic goods thereof, but due to factors such as product finenesses, product is mainly used in small and medium-sized cities and vast Rural areas or outlet, and mainly apply as metropolitan markets such as Beijing-Tianjin Shanghai or external imported product, therefore the market space is still very large.Due to contact with liquid or and human contact, the basic demand of medical grade plastic materials has chemical stability and biological safety.In simple terms, the moiety in plastic material can not be separated out and enter liquid or human body, can not cause toxicity and the damage of histoorgan, is nontoxic to human body.For improving blood compatibility, the histocompatibility of goods, need the modifying surface to goods.The plastic tool anti-infection property of interposing catheter and life-time service is also one of research and development direction of current medical grade plastic materials.In sum, a kind of property separated out is low, security is high medical mask plastic material is badly in need of providing to be this area technical problem urgently to be resolved hurrily.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, a kind of preparation method of medical mask polythene material is provided.
The object of the invention is to be achieved through the following technical solutions: a kind of preparation method of medical mask polythene material, said method comprising the steps of: step one, polyethylene 80-90 part is taken according to weight part, polyacrylic rubber 30-36 part, tripoly phosphate sodium STPP 3-8 part, silicon rubber 18-24 part, multipolymer 3-8 part of vinylbenzene and divinyl, coupling agent 2.5-4.5 part, lubricant 2-4 part, oxidation inhibitor 3-7 part, stearic acid 4-8 part, Yelkin TTS 4-6 part, metronidazole 3-8 part, starch 5-20 part, trichloroisocyanuric acid 0.6-1 part, manganous sulfate 3-7 part, γ-(methacryloxy) propyl trimethoxy silicane 11-15 part and erucicamide 40-60 part, step 2, each component to be mixed in mixing and blending machine, step 3, the material after mixing is put into reactor, be heated to 100-120 DEG C under vacuum, stir 10-20 minute, be cooled to 30-40 DEG C, stir 5-10 minute, obtain mixture,
Step 4, mixture is placed in twin screw extruder at 180-190 DEG C extrudes batten through water-cooled, air-dry, pelletizing, to obtain final product.
Described dispersion agent is the one in polyacrylamide, sodium lauryl sulphate, fatty acid polyglycol ester.Vacuum tightness described in step 3 is 2-5MPa.In step 4, upper screw speed is 340 ~ 370r/min.
Described antiseptic-germicide is nano silver inorganic antimicrobial agent or primary ammonium phosphate.
The present invention has following beneficial effect: preparation method's flow process of the present invention is shorter, simple to operate, and cost is low, environmentally friendly, high financial profit.Compared with prior art, the medical mask polythene material that the method for the invention provides is prepared has excellent biocompatibility and security, be all better than the performance of existing related products on the market, and its intensity is high, good mechanical property.
Embodiment
embodiment 1
A preparation method for medical mask polythene material, said method comprising the steps of: step one, the multipolymer 3 parts taking polyethylene 80 parts, polyacrylic rubber 30 parts, tripoly phosphate sodium STPP 3 parts, 18 parts, silicon rubber, vinylbenzene and divinyl according to weight part, coupling agent 2.5 parts, lubricant 2 parts, 3 parts, oxidation inhibitor, stearic acid 4 parts, 4 parts, Yelkin TTS, metronidazole 3 parts, starch 5 parts, trichloroisocyanuric acid 0.6 part, manganous sulfate 3 parts, γ-(methacryloxy) propyl trimethoxy silicane 11 parts and erucicamide 40 parts; Step 2, each component to be mixed in mixing and blending machine; Step 3, the material after mixing is put into reactor, be heated to 100-120 DEG C under vacuum, stir 10-20 minute, be cooled to 30-40 DEG C, stir 5-10 minute, obtain mixture;
Step 4, mixture is placed in twin screw extruder at 180-190 DEG C extrudes batten through water-cooled, air-dry, pelletizing, to obtain final product.
Described dispersion agent is the one in polyacrylamide, sodium lauryl sulphate, fatty acid polyglycol ester.Vacuum tightness described in step 3 is 2-5MPa.In step 4, upper screw speed is 340 ~ 370r/min.
Described antiseptic-germicide is nano silver inorganic antimicrobial agent or primary ammonium phosphate.
embodiment 2
A preparation method for medical mask polythene material, said method comprising the steps of: step one, the multipolymer 8 parts taking polyethylene 90 parts, polyacrylic rubber 36 parts, tripoly phosphate sodium STPP 8 parts, 24 parts, silicon rubber, vinylbenzene and divinyl according to weight part, coupling agent 4.5 parts, lubricant 4 parts, 7 parts, oxidation inhibitor, stearic acid 8 parts, 6 parts, Yelkin TTS, metronidazole 8 parts, starch 20 parts, trichloroisocyanuric acid 1 part, manganous sulfate 7 parts, γ-(methacryloxy) propyl trimethoxy silicane 15 parts and erucicamide 60 parts; Step 2, each component to be mixed in mixing and blending machine; Step 3, the material after mixing is put into reactor, be heated to 100-120 DEG C under vacuum, stir 10-20 minute, be cooled to 30-40 DEG C, stir 5-10 minute, obtain mixture;
Step 4, mixture is placed in twin screw extruder at 180-190 DEG C extrudes batten through water-cooled, air-dry, pelletizing, to obtain final product.
Described dispersion agent is the one in polyacrylamide, sodium lauryl sulphate, fatty acid polyglycol ester.Vacuum tightness described in step 3 is 2-5MPa.In step 4, upper screw speed is 340 ~ 370r/min.
Described antiseptic-germicide is nano silver inorganic antimicrobial agent or primary ammonium phosphate.
embodiment 3
A preparation method for medical mask polythene material, said method comprising the steps of: step one, the multipolymer 5 parts taking polyethylene 85 parts, polyacrylic rubber 33 parts, tripoly phosphate sodium STPP 5 parts, 20 parts, silicon rubber, vinylbenzene and divinyl according to weight part, coupling agent 4 parts, lubricant 3 parts, 5 parts, oxidation inhibitor, stearic acid 6 parts, 5 parts, Yelkin TTS, metronidazole 5 parts, starch 15 parts, trichloroisocyanuric acid 0.8 part, manganous sulfate 5 parts, γ-(methacryloxy) propyl trimethoxy silicane 13 parts and erucicamide 50 parts; Step 2, each component to be mixed in mixing and blending machine; Step 3, the material after mixing is put into reactor, be heated to 100-120 DEG C under vacuum, stir 10-20 minute, be cooled to 30-40 DEG C, stir 5-10 minute, obtain mixture;
Step 4, mixture is placed in twin screw extruder at 180-190 DEG C extrudes batten through water-cooled, air-dry, pelletizing, to obtain final product.
Described dispersion agent is the one in polyacrylamide, sodium lauryl sulphate, fatty acid polyglycol ester.Vacuum tightness described in step 3 is 2-5MPa.In step 4, upper screw speed is 340 ~ 370r/min.
Described antiseptic-germicide is nano silver inorganic antimicrobial agent or primary ammonium phosphate.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (5)
1. the preparation method of a medical mask polythene material, it is characterized in that, said method comprising the steps of: step one, polyethylene 80-90 part is taken according to weight part, polyacrylic rubber 30-36 part, tripoly phosphate sodium STPP 3-8 part, silicon rubber 18-24 part, multipolymer 3-8 part of vinylbenzene and divinyl, coupling agent 2.5-4.5 part, lubricant 2-4 part, oxidation inhibitor 3-7 part, stearic acid 4-8 part, Yelkin TTS 4-6 part, metronidazole 3-8 part, starch 5-20 part, trichloroisocyanuric acid 0.6-1 part, manganous sulfate 3-7 part, γ-(methacryloxy) propyl trimethoxy silicane 11-15 part and erucicamide 40-60 part, step 2, each component to be mixed in mixing and blending machine, step 3, the material after mixing is put into reactor, be heated to 100-120 DEG C under vacuum, stir 10-20 minute, be cooled to 30-40 DEG C, stir 5-10 minute, obtain mixture,
Step 4, mixture is placed in twin screw extruder at 180-190 DEG C extrudes batten through water-cooled, air-dry, pelletizing, to obtain final product.
2. the preparation method of a kind of medical mask polythene material according to claim 1, is characterized in that, described dispersion agent is the one in polyacrylamide, sodium lauryl sulphate, fatty acid polyglycol ester.
3. the preparation method of a kind of medical mask polythene material according to claim 1, is characterized in that, vacuum tightness described in step 3 is 2-5MPa.
4. the preparation method of a kind of medical mask polythene material according to claim 1, is characterized in that, in step 4, upper screw speed is 340 ~ 370r/min.
5. the preparation method of a kind of medical mask polythene material according to claim 1, is characterized in that, described antiseptic-germicide is nano silver inorganic antimicrobial agent or primary ammonium phosphate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510370862.8A CN104961956A (en) | 2015-06-30 | 2015-06-30 | Preparation method for polyethylene material for medical mask |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510370862.8A CN104961956A (en) | 2015-06-30 | 2015-06-30 | Preparation method for polyethylene material for medical mask |
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| Publication Number | Publication Date |
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| CN104961956A true CN104961956A (en) | 2015-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510370862.8A Pending CN104961956A (en) | 2015-06-30 | 2015-06-30 | Preparation method for polyethylene material for medical mask |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105504624A (en) * | 2016-01-12 | 2016-04-20 | 芜湖航天特种电缆厂股份有限公司 | Filler for spaceflight cable and preparation method of filler |
| CN105670118A (en) * | 2016-03-03 | 2016-06-15 | 翁文彬 | Formula of degradable antibacterial thin film master batch and production method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1227580A (en) * | 1996-08-06 | 1999-09-01 | 埃克森化学专利公司 | Method for processing polyethylene and polyethylene elastomer polyblend |
| CN101724284A (en) * | 2008-10-31 | 2010-06-09 | 中国石油化工股份有限公司 | Anti-bacterial thermoplastic composite and preparation method thereof |
| CN104398655A (en) * | 2014-11-11 | 2015-03-11 | 长沙汇凯华明生物科技有限公司 | Plant antibiotic and preparation method thereof |
-
2015
- 2015-06-30 CN CN201510370862.8A patent/CN104961956A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1227580A (en) * | 1996-08-06 | 1999-09-01 | 埃克森化学专利公司 | Method for processing polyethylene and polyethylene elastomer polyblend |
| CN101724284A (en) * | 2008-10-31 | 2010-06-09 | 中国石油化工股份有限公司 | Anti-bacterial thermoplastic composite and preparation method thereof |
| CN104398655A (en) * | 2014-11-11 | 2015-03-11 | 长沙汇凯华明生物科技有限公司 | Plant antibiotic and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105504624A (en) * | 2016-01-12 | 2016-04-20 | 芜湖航天特种电缆厂股份有限公司 | Filler for spaceflight cable and preparation method of filler |
| CN105670118A (en) * | 2016-03-03 | 2016-06-15 | 翁文彬 | Formula of degradable antibacterial thin film master batch and production method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151007 |
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| RJ01 | Rejection of invention patent application after publication |