CN107433072A - It is a kind of to be used to handle compound air filter element of surface water quality detection waste gas and preparation method thereof - Google Patents
It is a kind of to be used to handle compound air filter element of surface water quality detection waste gas and preparation method thereof Download PDFInfo
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- CN107433072A CN107433072A CN201710554478.2A CN201710554478A CN107433072A CN 107433072 A CN107433072 A CN 107433072A CN 201710554478 A CN201710554478 A CN 201710554478A CN 107433072 A CN107433072 A CN 107433072A
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- filter element
- core
- slurry
- air filter
- waste gas
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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
- B01D39/14—Other self-supporting filtering material ; Other filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/06—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer mechanically connected, e.g. by needling to another layer, e.g. of fibres, of paper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/20—All layers being fibrous or filamentary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/06—Vegetal fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/06—Vegetal fibres
- B32B2262/062—Cellulose fibres, e.g. cotton
- B32B2262/065—Lignocellulosic fibres, e.g. jute, sisal, hemp, flax, bamboo
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
Abstract
The invention discloses a kind of compound air filter element for being used to handle surface water quality detection waste gas and preparation method thereof, comprise the following steps：1）Mashing obtains mercerising slurry, crudefiber crop slurry and poplar slurry；2）Mercerising slurry is manufactured paper with pulp into upper strata material for core；3）Crudefiber crop slurry is manufactured paper with pulp into middle level material for core；4）Poplar slurry is manufactured paper with pulp into lower floor's material for core；5）Material for core squeezing in the upper, middle and lower is compounded to form to the composite filter element material of wetting state using interlayer wet method combination process；6）By the composite filter element material drying and moulding of wetting state, the compound air filter element for handling surface water quality detection waste gas is obtained.The present invention uses 100% different type string, the filter efficiency of filter material is improved to greatest extent, the compound air filter element for being used to handle surface water quality detection waste gas that synthetic filter balancing performance, biological degradability are high, environment-friendly is prepared, there is important reference to the production of domestic composite filter element material.
Description
Technical field
The present invention relates to a kind of compound air filter element and preparation method thereof, is used to handle surface water water more particularly, to one kind
Compound air filter element of quality detection waste gas and preparation method thereof, belong to high-molecular organic material technical field.
Background technology
Influence of the air quality to environment, health is increasingly paid attention to by people.Normal air is to ensure human body
The necessary condition of physiological function and health, therefore, the air being contaminated has a direct impact to health.Experimenter is in reality
Test in operating process, inevitably contact or use some poisonous and harmful articles, some experiments can produce in experimentation
Raw a large amount of toxic and harmful gas, the poisonous and harmful substance repetitious stimulation respiratory tract in air, easily induce various respiratory systems
Disease.Its harm to health is mainly shown as that polluter after human body, occurs in low concentration, long-time continuous action
Illness rate raises phenomenon.It is mainly shown as breathing problem and physiological function obstacle, and the mucous membrane tissue such as eye, nose because being pierced
It is sharp and ill.Acute poisoning can be caused under the unexpected effect of high density pollution thing, Long Term Contact low concentration pollutant can cause
Slow poisoning, or even trigger cancer.
Surface water quality detect during may produce a certain amount of volatility strong acid, ammonia, acetone, formaldehyde,
The hazard VOCs such as carbon tetrachloride, and atomizing arsenic, mercury gas, if for a long time in ring existing for such gas
Worked in border, harmful substance is constantly accumulated in human body, and then very big potential hazard can be caused to human body.
The processing filter core main flow of current experiment room waste gas is still individual layer filter core, and it mainly passes through the hole knot of network of fibers
Structure, using interception, absorption, the mode trapped particles pollutants such as filter cake are formed, reach purification filtering purpose.But it is limited to single close
The fiber layer structure of degree, individual layer filter core are difficult to possess good synthetic filter performance, can only be in filter efficiency and precision, Rong Chenneng
The aspect of performances such as power, working life are coordinated.Clarifier field indoors, Chinese patent (B of CN 103585882) are " a kind of
Laboratory air purifier " provides a kind of including being harmful to equipped with getter device, suction blower fan, for filtration, purification toxic gas
Filtration, purification material, the purification barrel of fixed disk of gas, can be adsorbed to poisonous, harmful, odor gas, filter, decompose, arranging
Put；Chinese patent (CN 205065970U) " a kind of anion activated carbon air purifier filter core " includes cutting ferrule and is arranged on card
The activated charcoal strainer layer put, the body most inner side of the cutting ferrule are provided with cellular board, and the cellular board is orderly arranged outside each
There are pre-filter screen layer, activated charcoal strainer layer, potsherd filtering meshes and nonwoven layer, the nonwoven layer outer sheath is equipped with
Reinforced plastics mesh grid；Cutting ferrule both ends centre position offers through hole, and the through hole positioned at side is internally provided with anion
Generator, the anion generator external power supply plug；A kind of Chinese patent (U of CN 205807788) " air purifier filter
The filtering element for air purifier of core " design is cylindrical shape, and ecto-entad includes prefiltering net, primary efficient filter screen, activated carbon mistake successively
Filter screen and HEPA screen packs, space is left between each filter screen, air is effectively purified；United States Patent (USP) (US
20120097037 A1)“Air filter material using laminated electret nonwoven fabric”
Provide a kind of air filting material using non-woven cloth composite electret.Up to now, do not occur 100% also using difference
The related process technologies that type plant fiber material prepares the compound air filter element for handling surface water quality detection waste gas go out
It is existing.
The content of the invention
In order to fill up the blank of this technical field, the present invention provides a kind of excellent performance, service life length, environment-protecting clean
The compound air filter element and preparation method thereof for being used to handle surface water quality detection waste gas.
The technical solution adopted for the present invention to solve the technical problems is：One kind is used to handle surface water quality detection waste gas
Compound air filter element and preparation method thereof, comprise the following steps：
1) mercerising pulpboard, crudefiber crop pulpboard and poplar paddle board are beaten to 18-24 ° of SR, beating consistency 0.5- respectively
1.0%, respectively obtain mercerising slurry, crudefiber crop slurry and poplar slurry；
2) the mercerising slurry obtained in step 1) is manufactured paper with pulp into quantitative 30-40g/m2Upper strata material for core；
3) the crudefiber crop slurry obtained in step 1) is manufactured paper with pulp into quantitative 35-45g/m2Middle level material for core；
4) the poplar slurry obtained in step 1) is manufactured paper with pulp into quantitative 30-40g/m2Lower floor's material for core；
5) middle level that will be obtained using interlayer wet method combination process in the upper strata material for core obtained in step 2), step 3)
The lower floor's material for core squeezing obtained in material for core and step 4) is compounded to form the compound air filter element material of wetting state；
6) by the compound air filter element material drying and moulding of the wetting state obtained in step 5), drying temperature 100-
110 DEG C, drying time 30-35min, it is 0.6-1.0MPa to dry vacuum, obtains aperture as 0.30-0.50 μm for locating
Manage the compound air filter element of surface water quality detection waste gas.
Described crudefiber crop pulpboard is one kind in jute pulpboard, flax pulpboard or hemp pulpboard.
The present invention use 100% different type string, finally prepares excellent combination property, be environment-friendly for locating
The compound air filter element of surface water quality detection waste gas is managed, is advantageous to improve the cleannes of Laboratory Air, makes laboratory ring
Border more safety and comfort, reduce the respiratory disease incidence of disease because caused by polluting Laboratory air.
The present invention prepares composite filter element using 100% plant fiber material of three-decker, have concurrently higher filtering accuracy,
Dust capaciting ability and relatively low filtration resistance, can have complementary advantages between trilaminate material, give full play to the characteristic of different materials；And every layer
Filter material has different densities and filter efficiency, and when air passes through filter core, each layer filter material can remove different grains along airflow direction high-efficient filter
The pollution particle in footpath.
In summary, the beneficial effects of the invention are as follows：Cost is relatively low, filter core excellent performance, service life length, and environmental protection is clear
It is clean, save the energy.
Brief description of the drawings
Fig. 1 is sweeping for the compound air filter element for being used to handle surface water quality detection waste gas prepared by the embodiment of the present invention 1
Retouch electron microscope (SEM) photo：(a) it is composite filter element material surface SEM photograph；(b) shone for composite filter element material section SEM
Piece.
Embodiment
In order that those skilled in the art are better understood from the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, clear, complete description is carried out to the technical scheme in inventive embodiments.Obviously, described embodiment is only this
The part of the embodiment of invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, should all belong to the scope of protection of the invention.
Embodiment one
1) mercerising pulpboard, jute pulpboard and poplar paddle board are beaten to 20 ° of SR, 24 ° of SR, 18 ° of SR respectively, pulping process
Beating consistency is 0.5%, obtains mercerising slurry, jute slurry and poplar slurry；
2) the mercerising slurry obtained in step 1) is manufactured paper with pulp into quantitative 40g/m2Upper strata material for core；
3) the jute slurry obtained in step 1) is manufactured paper with pulp into quantitative 35g/m2Middle level material for core；
4) the poplar slurry obtained in step 1) is manufactured paper with pulp into quantitative 30g/m2Lower floor's material for core；
5) middle level that will be obtained using interlayer wet method combination process in the upper strata material for core obtained in step 2), step 3)
The lower floor's material for core squeezing obtained in material for core and step 4) is compounded to form the compound air filter element material of wetting state；
6) the composite filter element material of the wetting state obtained in step 5) is dried under 100 DEG C, 0.6MPa vacuum
30min, obtain the compound air filter element (a) for being used to handle surface water quality detection waste gas that aperture is 0.30 μm.
Embodiment two
1) mercerising pulpboard, flax pulpboard and poplar paddle board are beaten to 24 ° of SR, 24 ° of SR, 20 ° of SR respectively, pulping process
Beating consistency is 0.5%, obtains mercerising slurry, flax slurry and poplar slurry；
2) the mercerising slurry obtained in step 1) is manufactured paper with pulp into quantitative 36g/m2Upper strata material for core；
3) flax slurry obtained in step 1) is manufactured paper with pulp into quantitative 40g/m2Middle level material for core；
4) the poplar slurry obtained in step 1) is manufactured paper with pulp into quantitative 36g/m2Lower floor's material for core；
5) middle level that will be obtained using interlayer wet method combination process in the upper strata material for core obtained in step 2), step 3)
The lower floor's material for core squeezing obtained in material for core and step 4) is compounded to form the compound air filter element material of wetting state；
6) the composite filter element material of the wetting state obtained in step 5) is dried under 105 DEG C, 0.8MPa vacuum
30min, obtain the compound air filter element (b) for being used to handle surface water quality detection waste gas that aperture is 0.40 μm.
Embodiment three
1) mercerising pulpboard, hemp pulpboard and poplar paddle board are beaten to 24 ° of SR, 20 ° of SR, 24 ° of SR respectively, pulping process
Beating consistency is 1.0%, obtains mercerising slurry, hemp slurry and poplar slurry；
2) the mercerising slurry obtained in step 1) is manufactured paper with pulp into quantitative 30g/m2Upper strata material for core；
3) the hemp slurry obtained in step 1) is manufactured paper with pulp into quantitative 45g/m2Middle level material for core；
4) the poplar slurry obtained in step 1) is manufactured paper with pulp into quantitative 40g/m2Lower floor's material for core；
5) middle level that will be obtained using interlayer wet method combination process in the upper strata material for core obtained in step 2), step 3)
The lower floor's material for core squeezing obtained in material for core and step 4) is compounded to form the compound air filter element material of wetting state；
6) the composite filter element material of the wetting state obtained in step 5) is dried under 110 DEG C, 1.0MPa vacuum
35min, obtain the compound air filter element (c) for being used to handle surface water quality detection waste gas that aperture is 0.50 μm.
3 kinds of compound air air filters for being used to handle surface water quality detection waste gas that measure embodiment one, two, three is prepared
The performance parameter of core.Table 1 is as the compound air for being used to handle surface water quality and detecting waste gas prepared by embodiment one, two, three
The characterization result of filter element performance parameter.From data in table 1, it is used to locate using what preparation method of the present invention obtained
The performance parameter (a) of compound air filter element of surface water quality detection waste gas, (b), (c) thickness distribution are managed in 0.36-0.46mm,
Pore-size distribution at 0.30-0.50 μm, filter efficiency between 96-97%, on apparent structure with the common individual layer filter core of use for laboratory
Material is close, and filter efficiency is higher than common individual layer material for core, illustrates that it can realize replacing completely for common individual layer material for core
Generation and upgrading.
Such as Fig. 1, the SEM of the compound air filter element for being used to handle surface water quality detection waste gas prepared from embodiment 1 shines
Piece can be seen that its surface topography and the common individual layer material for core of use for laboratory are more close；But it can be seen that it from cross-section photograph
It is combined by upper, middle and lower-ranking material for core, and then the filter efficiency during its use can be lifted.
Table 1
Above-mentioned embodiment is used for illustrating the present invention, rather than limits the invention, the present invention's
In spirit and scope of the claims, to any modifications and changes of the invention made, protection model of the invention is both fallen within
Enclose.
Claims (2)
1. a kind of be used to handle compound air filter element of surface water quality detection waste gas and preparation method thereof, it is characterised in that bag
Include following steps：
1) mercerising pulpboard, crudefiber crop pulpboard and poplar paddle board are beaten to 18-24 ° of SR, beating consistency 0.5-1.0% respectively, point
Mercerising slurry, crudefiber crop slurry and poplar slurry are not obtained；
2) the mercerising slurry obtained in step 1) is manufactured paper with pulp into quantitative 30-40g/m2Upper strata material for core；
3) the crudefiber crop slurry obtained in step 1) is manufactured paper with pulp into quantitative 35-45g/m2Middle level material for core；
4) the poplar slurry obtained in step 1) is manufactured paper with pulp into quantitative 30-40g/m2Lower floor's material for core；
5) the middle level filter core that will be obtained using interlayer wet method combination process in the upper strata material for core obtained in step 2), step 3)
The lower floor's material for core squeezing obtained in material and step 4) is compounded to form the compound air filter element material of wetting state；
6) by the compound air filter element material drying and moulding of the wetting state obtained in step 5), drying temperature is 100-110 DEG C,
Drying time is 30-35min, and it is 0.6-1.0MPa to dry vacuum, obtains aperture as 0.30-0.50 μm for handling earth's surface
The compound air filter element of water water quality detection waste gas.
A kind of 2. compound air filter element and its preparation for being used to handle surface water quality detection waste gas according to claim 1
Method, it is characterised in that：Described crudefiber crop pulpboard is one kind in jute pulpboard, flax pulpboard or hemp pulpboard.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710554478.2A CN107433072A (en) | 2017-07-07 | 2017-07-07 | It is a kind of to be used to handle compound air filter element of surface water quality detection waste gas and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710554478.2A CN107433072A (en) | 2017-07-07 | 2017-07-07 | It is a kind of to be used to handle compound air filter element of surface water quality detection waste gas and preparation method thereof |
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| Publication Number | Publication Date |
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| CN107433072A true CN107433072A (en) | 2017-12-05 |
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| CN201710554478.2A Pending CN107433072A (en) | 2017-07-07 | 2017-07-07 | It is a kind of to be used to handle compound air filter element of surface water quality detection waste gas and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109126289A (en) * | 2018-08-31 | 2019-01-04 | 黄勇 | A kind of preparation method of wood-fibred filter core |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101367020A (en) * | 2008-09-05 | 2009-02-18 | 华南理工大学 | Double-layer filter material for internal combustion engine |
| US20120097037A1 (en) * | 2009-07-08 | 2012-04-26 | Jnc Fibers Corporation | Air filter material using laminated electret nonwoven fabric |
| CN105862515A (en) * | 2016-04-12 | 2016-08-17 | 杭州特种纸业有限公司 | Thermosetting air filter paper and making method thereof |
| CN106215513A (en) * | 2016-08-12 | 2016-12-14 | 浙江理工大学 | A kind of preparation method of the green composite filter element material of indoor air cleaner |
-
2017
- 2017-07-07 CN CN201710554478.2A patent/CN107433072A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101367020A (en) * | 2008-09-05 | 2009-02-18 | 华南理工大学 | Double-layer filter material for internal combustion engine |
| US20120097037A1 (en) * | 2009-07-08 | 2012-04-26 | Jnc Fibers Corporation | Air filter material using laminated electret nonwoven fabric |
| CN105862515A (en) * | 2016-04-12 | 2016-08-17 | 杭州特种纸业有限公司 | Thermosetting air filter paper and making method thereof |
| CN106215513A (en) * | 2016-08-12 | 2016-12-14 | 浙江理工大学 | A kind of preparation method of the green composite filter element material of indoor air cleaner |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109126289A (en) * | 2018-08-31 | 2019-01-04 | 黄勇 | A kind of preparation method of wood-fibred filter core |
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