CN107050997A - A kind of automobile-used high-performance air filting material and preparation method thereof - Google Patents
A kind of automobile-used high-performance air filting material and preparation method thereof Download PDFInfo
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- CN107050997A CN107050997A CN201710323855.1A CN201710323855A CN107050997A CN 107050997 A CN107050997 A CN 107050997A CN 201710323855 A CN201710323855 A CN 201710323855A CN 107050997 A CN107050997 A CN 107050997A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/02—Loose filtering material, e.g. loose fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0028—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions provided with antibacterial or antifungal means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/261—Synthetic macromolecular compounds obtained by reactions only involving carbon to carbon unsaturated bonds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28023—Fibres or filaments
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/73—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof
- D06M11/74—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof with carbon or graphite; with carbides; with graphitic acids or their salts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/10—Filtering material manufacturing
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups
Abstract
The present invention relates to a kind of automobile-used high-performance air filting material, it includes 1 10%PP fire-retardant master granules and surplus PP cuts into slices, its preparation method blows including melting, spinneret, hot-air to be penetrated, is mapped to using drying to blow powder activated carbon granule in ultra-fine PP chopped fibers, connection between ultra-fine PP chopped fibers and powder activated carbon is formed Vehicular air filtering material.It is of the invention effectively to absorb sound wave transmission, effective trap heat and mass transfer, safety, pure air environment can be reached.
Description
Technical field
The present invention relates to a kind of filtering material and preparation method thereof, and in particular to a kind of Vehicular air filtering material and its system
Preparation Method.
Background technology
Vehicle air quality is increasingly valued by people and paid close attention to, because original automobile-used filter is only served
The effect for the particle crossed in air filtering, the peculiar smell such as bacterium, pollen, the flue gas of many air can not be adsorbed, by being implanted into activated carbon
The poisonous and harmful substance in sterilization, absorption air can be played afterwards, play a part of air cleaning.
At present, part the high-grade car also filtering of active charcoal, adsorption function, it is multiple-layer stacked by the way of, no
It is high and windage is than larger using only cost, it is only suitable on the larger huge discharge automobile of power.
In the world today, automobile, as a kind of vehicles quite popularized, is exactly the family for having private car in China
Also there is certain scale in front yard.Level of comfort, the air quality requirements of automobile seating are increasingly paid close attention to by people.Among these,
How so that air in automobile is in a comparatively safe, clean environment, the problem of be exactly one important.
Vehicle air is typically made up of interior cycle system and external circulating system, and typically all inner-outer circulation alternately makes
With if smoking in the car, the food for eating peculiar smell can all cause in-vehicle air pollution, and can adsorb the pole on automotive trim
Its is unpleasant.
The content of the invention
Goal of the invention：The invention aims to overcome deficiency of the prior art, there is provided a kind of effectively absorption sound wave
Transmission, effective trap heat and mass transfer, can reach safety, the automobile-used high-performance air filting material of pure air environment
And preparation method thereof.
Technical scheme：In order to solve the above-mentioned technical problem, a kind of automobile-used high-performance air filting material of the present invention,
By mass percentage, it includes following components,
（1）PP fire-retardant master granule 1-10%,
（2）PP section surpluses,
Wherein, the PP fire-retardant master granules are formed by multilayer wall carbon nanotube and PP sections through granulation, and multilayer wall carbon nanotube accounts for PP
The 0.1-1% of fire-retardant master granule mass percent.
A kind of preparation method of automobile-used high-performance air filting material, it comprises the following steps,
（1）PP sections and PP fire-retardant master granules are respectively delivered in screw extruder, PP fire-retardant master granules are entered at 200-280 DEG C
Row melting, PP sections are melted at 260-295 DEG C,
（2）Respectively by respective melt by fondant filter and measuring pump after, be input to it is same melt-blown shower nozzle spinneret orifice at converge
Close and spray, hot-air is blown under the effect of penetrating in spinneret orifice both sides, obtains ultra-fine PP chopped fibers,
（3）Blowing device is set in the top of spinneret orifice simultaneously, in blowing device built with powder active carbon particle, blowing is utilized
Powder activated carbon granule is blown and is mapped in ultra-fine PP chopped fibers, connection between ultra-fine PP chopped fibers and powder activated carbon is formed car
Use air filting material.
The PP sections and PP fire-retardant master granules account for the 20-90% of Vehicular air filtering material gross mass percentage.
The present invention makes the product that thickness is 1-2mm.
Beneficial effect：Compared with prior art, its remarkable advantage is the present invention：The present invention by accurate component proportion and
Rigorous procedure of processing, the product of manufacture is melt-blown composite short fiber, the particle object that its ultra-fine PP chopped fiber is crossed in air filtering,
Filtered again by active carbon layer, obtain optimal air filtration, sterilization, the effect of sterilization, the present invention can absorb the biography of sound wave
Pass, therefore it can be used for the acoustic material of automobile, house and super-silent room, the present invention contains multilayer wall carbon nanotube, because
Multilayer wall carbon nanotube does not have polarity, has good compatibility with polymer, without scattered, and the CNT of addition is poly-
The carbon deposit heat-barrier coating of network structure is formd in compound combustion process, fine and close and flawless, hinders heat and quality is passed
Pass, so as to enhance the anti-flammability of polymer, the present invention can reach safety, clean Vehicular air environment.
Embodiment
With reference to embodiment, the present invention is further illustrated.
Embodiment 1：
A kind of automobile-used high-performance air filting material of the present invention, by mass percentage, it includes following components,
（1）PP fire-retardant master granules 1%,
（2）PP sections 99%,
Wherein, the PP fire-retardant master granules are formed by multilayer wall carbon nanotube and PP sections through granulation, and multilayer wall carbon nanotube accounts for PP
The 0.1% of fire-retardant master granule mass percent.
A kind of preparation method of automobile-used high-performance air filting material, it comprises the following steps,
（1）PP sections and PP fire-retardant master granules are respectively delivered in screw extruder, PP fire-retardant master granules are melted at 210 DEG C
Melt, PP sections melted at 265 DEG C,
（2）Respectively by respective melt by fondant filter and measuring pump after, be input to it is same melt-blown shower nozzle spinneret orifice at converge
Close and spray, hot-air is blown under the effect of penetrating in spinneret orifice both sides, obtains ultra-fine PP chopped fibers,
（3）Blowing device is set in the top of spinneret orifice simultaneously, in blowing device built with powder active carbon particle, blowing is utilized
Powder activated carbon granule is blown and is mapped in ultra-fine PP chopped fibers, connection between ultra-fine PP chopped fibers and powder activated carbon is formed car
Use air filting material.
The PP sections and PP fire-retardant master granules account for the 20% of Vehicular air filtering material gross mass percentage.
Embodiment 2：
A kind of automobile-used high-performance air filting material of the present invention, by mass percentage, it includes following components,
（1）PP fire-retardant master granules 2%,
（2）PP sections 98%,
Wherein, the PP fire-retardant master granules are formed by multilayer wall carbon nanotube and PP sections through granulation, and multilayer wall carbon nanotube accounts for PP
The 0.2% of fire-retardant master granule mass percent.
A kind of preparation method of automobile-used high-performance air filting material, it comprises the following steps,
（1）PP sections and PP fire-retardant master granules are respectively delivered in screw extruder, PP fire-retardant master granules are melted at 220 DEG C
Melt, PP sections melted at 270 DEG C,
（2）Respectively by respective melt by fondant filter and measuring pump after, be input to it is same melt-blown shower nozzle spinneret orifice at converge
Close and spray, hot-air is blown under the effect of penetrating in spinneret orifice both sides, obtains ultra-fine PP chopped fibers,
（3）Blowing device is set in the top of spinneret orifice simultaneously, in blowing device built with powder active carbon particle, blowing is utilized
Powder activated carbon granule is blown and is mapped in ultra-fine PP chopped fibers, connection between ultra-fine PP chopped fibers and powder activated carbon is formed car
Use air filting material.
The PP sections and PP fire-retardant master granules account for the 26% of Vehicular air filtering material gross mass percentage.
Embodiment 3：
A kind of automobile-used high-performance air filting material of the present invention, by mass percentage, it includes following components,
（1）PP fire-retardant master granules 4%,
（2）PP sections 96%,
Wherein, the PP fire-retardant master granules are formed by multilayer wall carbon nanotube and PP sections through granulation, and multilayer wall carbon nanotube accounts for PP
The 0.6% of fire-retardant master granule mass percent.
A kind of preparation method of automobile-used high-performance air filting material, it comprises the following steps,
（1）PP sections and PP fire-retardant master granules are respectively delivered in screw extruder, PP fire-retardant master granules are melted at 230 DEG C
Melt, PP sections melted at 275 DEG C,
（2）Respectively by respective melt by fondant filter and measuring pump after, be input to it is same melt-blown shower nozzle spinneret orifice at converge
Close and spray, hot-air is blown under the effect of penetrating in spinneret orifice both sides, obtains ultra-fine PP chopped fibers,
（3）Blowing device is set in the top of spinneret orifice simultaneously, in blowing device built with powder active carbon particle, blowing is utilized
Powder activated carbon granule is blown and is mapped in ultra-fine PP chopped fibers, connection between ultra-fine PP chopped fibers and powder activated carbon is formed car
Use air filting material.
The PP sections and PP fire-retardant master granules account for the 35% of Vehicular air filtering material gross mass percentage.
Embodiment 4：
A kind of automobile-used high-performance air filting material of the present invention, by mass percentage, it includes following components,
（1）PP fire-retardant master granules 8%,
（2）PP sections 92%,
Wherein, the PP fire-retardant master granules are formed by multilayer wall carbon nanotube and PP sections through granulation, and multilayer wall carbon nanotube accounts for PP
The 0.8% of fire-retardant master granule mass percent.
A kind of preparation method of automobile-used high-performance air filting material, it comprises the following steps,
（1）PP sections and PP fire-retardant master granules are respectively delivered in screw extruder, PP fire-retardant master granules are melted at 240 DEG C
Melt, PP sections melted at 280 DEG C,
（2）Respectively by respective melt by fondant filter and measuring pump after, be input to it is same melt-blown shower nozzle spinneret orifice at converge
Close and spray, hot-air is blown under the effect of penetrating in spinneret orifice both sides, obtains ultra-fine PP chopped fibers,
（3）Blowing device is set in the top of spinneret orifice simultaneously, in blowing device built with powder active carbon particle, blowing is utilized
Powder activated carbon granule is blown and is mapped in ultra-fine PP chopped fibers, connection between ultra-fine PP chopped fibers and powder activated carbon is formed car
Use air filting material.
The PP sections and PP fire-retardant master granules account for the 60% of Vehicular air filtering material gross mass percentage.
Embodiment 5：
A kind of automobile-used high-performance air filting material of the present invention, by mass percentage, it includes following components,
（1）PP fire-retardant master granules 9%,
（2）PP sections 91%,
Wherein, the PP fire-retardant master granules are formed by multilayer wall carbon nanotube and PP sections through granulation, and multilayer wall carbon nanotube accounts for PP
The 0.9% of fire-retardant master granule mass percent.
A kind of preparation method of automobile-used high-performance air filting material, it comprises the following steps,
（1）PP sections and PP fire-retardant master granules are respectively delivered in screw extruder, PP fire-retardant master granules are melted at 270 DEG C
Melt, PP sections melted at 285 DEG C,
（2）Respectively by respective melt by fondant filter and measuring pump after, be input to it is same melt-blown shower nozzle spinneret orifice at converge
Close and spray, hot-air is blown under the effect of penetrating in spinneret orifice both sides, obtains ultra-fine PP chopped fibers,
（3）Blowing device is set in the top of spinneret orifice simultaneously, in blowing device built with powder active carbon particle, blowing is utilized
Powder activated carbon granule is blown and is mapped in ultra-fine PP chopped fibers, connection between ultra-fine PP chopped fibers and powder activated carbon is formed car
Use air filting material.
The PP sections and PP fire-retardant master granules account for the 90% of Vehicular air filtering material gross mass percentage.
The present invention is by accurate component proportion and rigorous procedure of processing, and the product of manufacture is melt-blown composite short fiber,
The particle object that its ultra-fine PP chopped fiber is crossed in air filtering, then filtered by active carbon layer, obtain optimal air filtration, kill
Bacterium, the effect of sterilization, the present invention can absorb the transmission of sound wave, thus it can be used for automobile, house and super-silent room every
Sound material, the present invention contains multilayer wall carbon nanotube, because multilayer wall carbon nanotube does not have polarity, has with polymer fine
Compatibility, without scattered, the carbon deposit that the CNT of addition forms network structure during polymer combustion heat-insulated is protected
Sheath, fine and close and flawless, hinders heat and mass transfer, so as to enhance the anti-flammability of polymer, the present invention can reach
To safety, clean Vehicular air environment.
The invention provides a kind of thinking and method, the method and approach for implementing the technical scheme are a lot, above institute
State only is the preferred embodiment of the present invention, it is noted that for those skilled in the art, is not being departed from
On the premise of the principle of the invention, some improvements and modifications can also be made, these improvements and modifications also should be regarded as the guarantor of the present invention
Protecting each part being not known in scope, the present embodiment can use prior art to be realized.
Claims (3)
1. a kind of automobile-used high-performance air filting material, it is characterised in that：By mass percentage, it includes following components,
（1）PP fire-retardant master granule 1-10%,
（2）PP section surpluses,
Wherein, the PP fire-retardant master granules are formed by multilayer wall carbon nanotube and PP sections through granulation, and multilayer wall carbon nanotube accounts for PP
The 0.1-1% of fire-retardant master granule mass percent.
2. a kind of preparation method of automobile-used high-performance air filting material according to claim 1, it is characterised in that：It is wrapped
Include following steps,
（1）PP sections and PP fire-retardant master granules are respectively delivered in screw extruder, PP fire-retardant master granules are entered at 200-280 DEG C
Row melting, PP sections are melted at 260-295 DEG C,
（2）Respectively by respective melt by fondant filter and measuring pump after, be input to it is same melt-blown shower nozzle spinneret orifice at converge
Close and spray, hot-air is blown under the effect of penetrating in spinneret orifice both sides, obtains ultra-fine PP chopped fibers,
（3）Blowing device is set in the top of spinneret orifice simultaneously, in blowing device built with powder active carbon particle, blowing is utilized
Powder activated carbon granule is blown and is mapped in ultra-fine PP chopped fibers, connection between ultra-fine PP chopped fibers and powder activated carbon is formed car
Use air filting material.
3. the preparation method of automobile-used high-performance air filting material according to claim 2, it is characterised in that：The PP is cut
Piece and PP fire-retardant master granules account for the 20-90% of Vehicular air filtering material gross mass percentage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710323855.1A CN107050997A (en) | 2017-05-10 | 2017-05-10 | A kind of automobile-used high-performance air filting material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710323855.1A CN107050997A (en) | 2017-05-10 | 2017-05-10 | A kind of automobile-used high-performance air filting material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
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| CN107050997A true CN107050997A (en) | 2017-08-18 |
Family
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| CN201710323855.1A Pending CN107050997A (en) | 2017-05-10 | 2017-05-10 | A kind of automobile-used high-performance air filting material and preparation method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007069198A (en) * | 2005-08-10 | 2007-03-22 | Japan Vilene Co Ltd | Filter medium for gas removal, composite filter and filter element |
| CN102534842A (en) * | 2010-12-17 | 2012-07-04 | 常熟市金羽纤维制品厂 | Activated carbon modified polyester fiber |
| CN102732983A (en) * | 2011-04-15 | 2012-10-17 | 大亚科技股份有限公司 | Carbon-containing polypropylene filament tow for cigarette and preparation method thereof |
| CN103085374A (en) * | 2013-02-05 | 2013-05-08 | 宁波市奇兴无纺布有限公司 | Melt-blown activated carbon non-woven fabric and its production technology |
| CN104005175A (en) * | 2014-04-14 | 2014-08-27 | 江苏环宇汽车零部件有限公司 | Multifunctional vehicle sound-proof thermal insulating composite material and preparation method thereof |
| CN106362483A (en) * | 2016-09-06 | 2017-02-01 | 安徽丰磊制冷工程有限公司 | Polypropylene electret air filtering material with flame retardant performance and preparation method thereof |
-
2017
- 2017-05-10 CN CN201710323855.1A patent/CN107050997A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007069198A (en) * | 2005-08-10 | 2007-03-22 | Japan Vilene Co Ltd | Filter medium for gas removal, composite filter and filter element |
| CN102534842A (en) * | 2010-12-17 | 2012-07-04 | 常熟市金羽纤维制品厂 | Activated carbon modified polyester fiber |
| CN102732983A (en) * | 2011-04-15 | 2012-10-17 | 大亚科技股份有限公司 | Carbon-containing polypropylene filament tow for cigarette and preparation method thereof |
| CN103085374A (en) * | 2013-02-05 | 2013-05-08 | 宁波市奇兴无纺布有限公司 | Melt-blown activated carbon non-woven fabric and its production technology |
| CN104005175A (en) * | 2014-04-14 | 2014-08-27 | 江苏环宇汽车零部件有限公司 | Multifunctional vehicle sound-proof thermal insulating composite material and preparation method thereof |
| CN106362483A (en) * | 2016-09-06 | 2017-02-01 | 安徽丰磊制冷工程有限公司 | Polypropylene electret air filtering material with flame retardant performance and preparation method thereof |
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