CN108395662A - A kind of environmental protection gas mask TPE material and preparation method thereof - Google Patents
A kind of environmental protection gas mask TPE material and preparation method thereof Download PDFInfo
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- CN108395662A CN108395662A CN201810161899.3A CN201810161899A CN108395662A CN 108395662 A CN108395662 A CN 108395662A CN 201810161899 A CN201810161899 A CN 201810161899A CN 108395662 A CN108395662 A CN 108395662A
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- Prior art keywords
- tpe material
- gas mask
- environmental protection
- protection gas
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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
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
- C08L53/025—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes modified
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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
- C08L2201/00—Properties
- C08L2201/14—Gas barrier composition
-
- 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
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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)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
A kind of environmental protection gas mask TPE material, it is characterised in that the component matched by following weight forms：Hydrogenated styrene butadiene styrene block copolymer 20 33%；Paraffin oil 10 20%；High density polyethylene (HDPE) 5 8%；Activated carbon 8 15%；Maleic anhydride grafted ethene propylene copolymer 10 18%；Polyimide polymer 15 25%；Ethylene methacrylic acid copolymer 15 20%；Mould inhibitor 1 2%.The present invention also provides a kind of preparation methods of above-mentioned environmentally friendly gas mask TPE material.The environmentally friendly gas mask TPE material of the present invention has good gas defence effect and dust-proof effect; energy efficient absorption toxic and harmful gas and dust; good iris action can be played to harmful poisonous gas, dust, be used in certain occasion, human body face can be effectively protected.
Description
Technical field
The present invention relates to TPE material fields, and in particular to a kind of environmental protection gas mask TPE material and preparation method thereof.
Background technology
Gas mask is a kind of gas defence articles for use of protection staff respiratory system, generally by mask body, gas-guide tube, the malicious box of filter
Or canister composition, mask body can directly connect use with the malicious box of filter or canister, or with gas-guide tube and filter malicious box or filter
Malicious tank connection uses.Mask body completely cuts off air, plays sealing function；The malicious box of filter, canister play filtering poison gas and dust
Effect, is mainly used for the operating environment containing low concentration unwanted gas and dust.Gas mask can be distinguished according to requirement of shelter
It is anti-to be widely used in oil, chemical industry, mine, metallurgy, military affairs, fire-fighting, rescue and relief work, health for the canister for selecting various models
The fields such as epidemic disease and science and technology environmental protection.
Existing gas mask is that activated carbon or disinfecting drug are placed at the air inlet of mask body, by having for working site
For malicious air by sucking human body after disinfecting drug or activated carbon filtering, the active carbon functional of this gas mask is single and sterilizes
Drug is also easy failure, and gas defence effect and dust-proof effect are poor, are unable to effective protection human body face.
Invention content
Technical problem to be solved by the invention is to provide a kind of environmentally friendly gas mask TPE material and preparation method thereof, this
The environmentally friendly gas mask TPE material of kind is environmentally friendly, energy efficient absorption toxic and harmful gas and dust, to toxic and harmful gas and powder
Dirt plays good iris action, can be effectively protected human body face.The technical solution of use is as follows：
A kind of environmental protection gas mask TPE material, it is characterised in that the component matched by following weight forms：Hydrogenated styrene-fourth
Styrene block copolymer 20-33%；Paraffin oil 10-20%；High density polyethylene (HDPE) 5-8%；Activated carbon 8-15%；Maleic acid
Acid anhydride grafted ethene-propylene copolymer 10-18%；Polyimides-silica polymer 15-25%；Ethylene-methyl methacrylate is copolymerized
Object 15-20%；Mould inhibitor 1-2%.
Above-mentioned hydrogenated styrene-butadiene-styrene block copolymers have more comfortable as body of rubber material
Sense of touch, and assign environmentally friendly gas mask TPE material certain elasticity.
Above-mentioned paraffin oil can adjust the hardness of environmentally friendly gas mask TPE material according to demand as softening agent, assign ring
Protect the good processing performance of gas mask TPE material.
Above-specified high density polyethylene can improve corrosion resistance of the environmentally friendly gas mask TPE material to sweat etc..
Above-mentioned activated carbon increases adsorptivity and iris action of the environmentally friendly gas mask TPE material to harmful substance, and passes through
Compatilizer（That is maleic anhydride grafted ethene-propylene copolymer）Effectively solve the compatibility between other components.
Above-mentioned maleic anhydride grafted ethene-propylene copolymer can increase the activity and phase of environmentally friendly gas mask TPE material
Capacitive improves the mechanical property of environmentally friendly gas mask TPE material.
Above-mentioned polyimides-silica polymer can improve the comfort on environmentally friendly gas mask TPE material surface, make
Environmentally friendly gas mask TPE material improves the high resilience and fatigue durability of environmentally friendly gas mask TPE material close to skin feel；
Above-mentioned polyimides-silica polymer has stronger iris action to harmful substance.
Above-mentioned ethylene-methacrylic acid copolymer can increase environmentally friendly gas mask TPE material to part harmful substance
Absorption and iris action.
Above-mentioned mould inhibitor is avoided that under dark and damp use condition, environmentally friendly gas mask TPE material and sweat, cosmetics etc. connect
Signs of Mould is generated when touching.It is preferred that above-mentioned mould inhibitor is the dedicated mould inhibitor of rubber of Troy Chemical Manufacture, model
CP20, the environmentally friendly gas mask TPE material of the permanently effective protection of energy are not corroded by organic microbials such as harmful bacteria, fungies, from
And keep the original physical property of environmentally friendly gas mask TPE material and appearance.
The present invention also provides a kind of preparation methods of above-mentioned environmentally friendly gas mask TPE material, it is characterised in that including following
Step：
（1）By weight, following raw materials are equipped with：Hydrogenated styrene-butadiene-styrene block polymer 20-33%, paraffin oil
10-20%, high density polyethylene (HDPE) 5-8%, activated carbon 8-15%, maleic anhydride grafted ethene-propylene copolymer 10-18%, polyamides are sub-
Amine-silica polymer 15-25%, ethylene-methacrylic acid copolymer 15-20%, mould inhibitor 1-2%；
（2）Hydrogenated styrene-butadiene-styrene block copolymers and paraffin oil are added to the stirring container with blender
It is interior, and stir evenly（It is preferred that the rotating speed of blender is 800-1000 revs/min, mixing time is 20-25 minutes）, then room temperature
Stand 24-36 hours（24-36 hours are stood usually at 20-30 DEG C）, obtain mixture A；
（3）By high density polyethylene (HDPE), maleic anhydride grafted ethene-propylene copolymer, polyimides-silica polymer, second
Alkene-methacrylic acid copolymer and activated carbon are added to step in sequence（2）In obtained mixture A, after stirring evenly
To mixture B（It is preferred that the rotating speed of blender is 800-1000 revs/min, mixing time is 30-40 minutes）；
（4）Mixture B is plasticized by double screw extruder, squeeze out after be granulated, plasticization temperature control in 180-240
Within the scope of DEG C, the rotating speed of double-screw extruder screw controls within the scope of 280-320 revolutions per seconds, and by being set to twin-screw extrusion
Mould inhibitor is at the uniform velocity added in double-screw extruder screw by the side feeding entrance of the second half section of machine, is granulated, is obtained after extrusion
To environmentally friendly gas mask TPE material.
By way of the second half section side feeding in double screw extruder, mould inhibitor is effectively avoided to be plasticized high temperature in twin-screw
It is destroyed in the plasticizing process of high shear.
The advantageous effect of the present invention against existing technologies is that this environmental protection gas mask TPE material has good gas defence
Effect and dust-proof effect, energy efficient absorption toxic and harmful gas and dust, can play good resistance to harmful poisonous gas, dust
Every effect, is used in certain occasion, human body face can be effectively protected.
Specific implementation mode
Embodiment 1
In the present embodiment, the preparation method of environmentally friendly gas mask TPE material includes the following steps：
（1）By weight, following raw materials are equipped with：Hydrogenated styrene-butadiene-styrene block copolymers 26%, paraffin oil 12%,
High density polyethylene (HDPE) 6%, activated carbon 11%, maleic anhydride grafted ethene-propylene copolymer 10%, polyimides-silica polymerization
Object 16%, ethylene-methacrylic acid copolymer 18%, mould inhibitor 1%；
（2）Hydrogenated styrene-butadiene-styrene block copolymers and paraffin oil are added to the stirring container with blender
It is interior, and stir evenly（The rotating speed of blender is 900 revs/min, and mixing time is 23 minutes）, then room temperature stand 30 hours
（30 hours are stood usually at 20-30 DEG C）, obtain mixture A；
（3）By high density polyethylene (HDPE), maleic anhydride grafted ethene-propylene copolymer, polyimides-silica polymer, second
Alkene-methacrylic acid copolymer and activated carbon are added to step in sequence（2）In obtained mixture A, after stirring evenly
To mixture B（The rotating speed of blender is 900 revs/min, and mixing time is 35 minutes）；
（4）Mixture B is plasticized by double screw extruder, squeeze out after be granulated, plasticization temperature control in 210-220
Within the scope of DEG C, the rotating speed of double-screw extruder screw is 300 revolutions per seconds, and passes through the side of the second half section set on double screw extruder
Mould inhibitor is at the uniform velocity added in double-screw extruder screw by feeding entrance, is granulated after extrusion, and environmentally friendly gas mask is obtained
TPE material.
Above-mentioned mould inhibitor is the dedicated mould inhibitor of rubber of Troy Chemical Manufacture, model CP20.
Embodiment 2
In the present embodiment, the preparation method of environmentally friendly gas mask TPE material includes the following steps：
（1）By weight, following raw materials are equipped with：Hydrogenated styrene-butadiene-styrene block copolymers 20%, paraffin oil 15%,
High density polyethylene (HDPE) 7%, activated carbon 12%, maleic anhydride grafted ethene-propylene copolymer 13%, polyimides-silica polymerization
Object 17%, ethylene-methacrylic acid copolymer 15%, mould inhibitor 1%；
（2）Hydrogenated styrene-butadiene-styrene block copolymers and paraffin oil are added to the stirring container with blender
It is interior, and stir evenly（The rotating speed of blender is 800 revs/min, and mixing time is 20 minutes）, then room temperature stand 24 hours
（24 hours are stood usually at 20-30 DEG C）, obtain mixture A；
（3）By high density polyethylene (HDPE), maleic anhydride grafted ethene-propylene copolymer, polyimides-silica polymer, second
Alkene-methacrylic acid copolymer and activated carbon are added to step in sequence（2）In obtained mixture A, after stirring evenly
To mixture B（The rotating speed of blender is 800 revs/min, and mixing time is 30 minutes）；
（4）Mixture B is plasticized by double screw extruder, squeeze out after be granulated, plasticization temperature control in 180-190
Within the scope of DEG C, the rotating speed of double-screw extruder screw is 280 revolutions per seconds, and passes through the side of the second half section set on double screw extruder
Mould inhibitor is at the uniform velocity added in double-screw extruder screw by feeding entrance, is granulated after extrusion, and environmentally friendly gas mask is obtained
TPE material.
Above-mentioned mould inhibitor is the dedicated mould inhibitor of rubber of Troy Chemical Manufacture, model CP20.
Embodiment 3
In the present embodiment, the preparation method of environmentally friendly gas mask TPE material includes the following steps：
（1）By weight, following raw materials are equipped with：Hydrogenated styrene-butadiene-styrene block copolymers 30%, paraffin oil 12%,
High density polyethylene (HDPE) 6%, activated carbon 8%, maleic anhydride grafted ethene-propylene copolymer 12%, polyimides-silica polymerization
Object 15%, ethylene-methacrylic acid copolymer 15%, mould inhibitor 2%；
（2）Hydrogenated styrene-butadiene-styrene block copolymers and paraffin oil are added to the stirring container with blender
It is interior, and stir evenly（The rotating speed of blender is 1000 revs/min, and mixing time is 25 minutes）, then room temperature stand 36 hours
（36 hours are stood usually at 20-30 DEG C）, obtain mixture A；
（3）By high density polyethylene (HDPE), maleic anhydride grafted ethene-propylene copolymer, polyimides-silica polymer, second
Alkene-methacrylic acid copolymer and activated carbon are added to step in sequence（2）In obtained mixture A, after stirring evenly
To mixture B（The rotating speed of blender is 1000 revs/min, and mixing time is 40 minutes）；
（4）Mixture B is plasticized by double screw extruder, squeeze out after be granulated, plasticization temperature control in 230-240
Within the scope of DEG C, the rotating speed of double-screw extruder screw is 320 revolutions per seconds, and passes through the side of the second half section set on double screw extruder
Mould inhibitor is at the uniform velocity added in double-screw extruder screw by feeding entrance, is granulated after extrusion, and environmentally friendly gas mask is obtained
TPE material.
Above-mentioned mould inhibitor is the dedicated mould inhibitor of rubber of Troy Chemical Manufacture, model CP20.
To the hardness of the obtained environmentally friendly gas mask TPE materials of above-described embodiment 1-3, proportion, tensile strength, extension at break
Rate is tested under certain conditions, and test result is as follows shown in table 1.
1 test result of table
The environmentally friendly gas mask TPE material that can be seen that embodiment 1-3 from the above test result has preferable mechanical property,
Proportion is smaller, and it is light to be molded into product wearing.
Claims (5)
1. a kind of environmental protection gas mask TPE material, it is characterised in that the component matched by following weight forms：Hydrogenated styrene-
Butadiene-styrene block copolymer 20-33%；Paraffin oil 10-20%；High density polyethylene (HDPE) 5-8%；Activated carbon 8-15%；Malaysia
Anhydride grafted ethylene-propylene copolymer 10-18%；Polyimides-silica polymer 15-25%；Ethylene-methyl methacrylate is total
Polymers 15-20%；Mould inhibitor 1-2%.
2. a kind of preparation method of environmental protection gas mask TPE material, it is characterised in that include the following steps：
（1）By weight, following raw materials are equipped with：Hydrogenated styrene-butadiene-styrene block polymer 20-33%, paraffin oil
10-20%, high density polyethylene (HDPE) 5-8%, activated carbon 8-15%, maleic anhydride grafted ethene-propylene copolymer 10-18%, polyamides are sub-
Amine-silica polymer 15-25%, ethylene-methacrylic acid copolymer 15-20%, mould inhibitor 1-2%；
（2）Hydrogenated styrene-butadiene-styrene block copolymers and paraffin oil are added to the stirring container with blender
It is interior, and stir evenly, then room temperature stands 24-36 hours, obtains mixture A；
（3）By high density polyethylene (HDPE), maleic anhydride grafted ethene-propylene copolymer, polyimides-silica polymer, second
Alkene-methacrylic acid copolymer and activated carbon are added to step in sequence（2）In obtained mixture A, after stirring evenly
To mixture B；
（4）Mixture B is plasticized by double screw extruder, squeeze out after be granulated, plasticization temperature control in 180-240
Within the scope of DEG C, the rotating speed of double-screw extruder screw controls within the scope of 280-320 revolutions per seconds, and by being set to twin-screw extrusion
Mould inhibitor is at the uniform velocity added in double-screw extruder screw by the side feeding entrance of the second half section of machine, is granulated, is obtained after extrusion
To environmentally friendly gas mask TPE material.
3. the preparation method of environmental protection gas mask TPE material according to claim 2, it is characterised in that：The step（2）
In, the rotating speed of blender is 800-1000 revs/min, and mixing time is 20-25 minutes.
4. the preparation method of environmental protection gas mask TPE material according to claim 2, it is characterised in that：The step（2）
In, after stirring evenly 24-36 hours are stood at 20-30 DEG C.
5. the preparation method of environmental protection gas mask TPE material according to claim 2, it is characterised in that：The step（3）
In, the rotating speed of blender is 800-1000 revs/min, and mixing time is 30-40 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810161899.3A CN108395662A (en) | 2018-02-27 | 2018-02-27 | A kind of environmental protection gas mask TPE material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810161899.3A CN108395662A (en) | 2018-02-27 | 2018-02-27 | A kind of environmental protection gas mask TPE material and preparation method thereof |
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Application publication date: 20180814 |