CN107820439A - The water-fastness extra large pa of dust catcher - Google Patents

The water-fastness extra large pa of dust catcher Download PDF

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Publication number
CN107820439A
CN107820439A CN201780001768.2A CN201780001768A CN107820439A CN 107820439 A CN107820439 A CN 107820439A CN 201780001768 A CN201780001768 A CN 201780001768A CN 107820439 A CN107820439 A CN 107820439A
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CN
China
Prior art keywords
extra large
layer
weight
fastness
dust catcher
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Pending
Application number
CN201780001768.2A
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Chinese (zh)
Inventor
朱桂林
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Suzhou Jiayida Electrical Appliances Co Ltd
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Suzhou Jiayida Electrical Appliances Co Ltd
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Publication of CN107820439A publication Critical patent/CN107820439A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/02Loose filtering material, e.g. loose fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/067Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of fibres or filaments
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/10009Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
    • B32B17/10036Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising two outer glass sheets
    • B32B17/10045Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising two outer glass sheets with at least one intermediate layer consisting of a glass sheet
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/12Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/36Layered products comprising a layer of synthetic resin comprising polyesters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered 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
    • B32B5/02Layered 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered 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
    • B32B5/02Layered 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
    • B32B5/08Layered 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 the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered 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
    • B32B5/18Layered 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 features of a layer of foamed material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered 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
    • B32B5/22Layered 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
    • B32B5/24Layered 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
    • B32B5/26Layered 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/02Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/045Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/047Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material made of fibres or filaments
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02Synthetic macromolecular fibres
    • B32B2262/0276Polyester fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06Vegetal fibres
    • B32B2262/062Cellulose fibres, e.g. cotton
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10Inorganic fibres
    • B32B2262/101Glass fibres

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  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Laminated Bodies (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

This case discloses a kind of water-fastness extra large pa of dust catcher, and it is sequentially provided with the first spongy layer, glass layer, modified fibre layer and the second spongy layer from top to bottom, wherein, the modified fibre layer includes the material of following parts by weight:The parts by weight of propylene vinyl acetate copolymer filament 20~100 and the parts by weight of bombax cotton 5~50.This case to the structure of conventional extra large pa by being improved, using double-deck spongy layer as basic unit, and it set up new glass layer and modified fibre layer in centre, by introducing propylene vinyl acetate copolymer filament and bombax cotton, the strainability of extra large pa is improved, reduces the windage of extra large pa, simultaneously, the modified layer of introducing can be effectively improved the air current flow stability in dust catcher air channel, due to the introducing of propylene in propylene vinyl acetate copolymer filament, improve the water-fastness ability of extra large pa.

Description

The water-fastness extra large pa of dust catcher
Technical field
The present invention relates to a kind of filtering material, and in particular to a kind of water-fastness extra large pa of dust catcher.
Background technology
Extra large pa, it is HEPA transliteration, HEPA is a kind of efficient filtering paper stock, may filter that the fine particle in air, subtracts Small secondary pollution.It is well known that extra large pa is the part that a kind of very important high frequency time uses in dust catcher, but for cost The factors such as control, each manufacturer is slow for the research and development progress of more high-quality and efficient extra large pa, but existing extra large pa makes After a period of time, easily block, cause dust catcher air draft not smooth, cause motor temperature to raise, so as to have a strong impact on electricity The life-span of motivation;Or some dirt bag exhaust effects can manage it, but it is bad to the filter effect of dust, fine dusts are caused big In the presence of wind-force, dust catcher is discharged through dirt bag, so as to cause secondary pollution to indoor environment, has had a strong impact on exhaling for human body Inhale health.Meanwhile the poor extra large pa of filter effect can also influence the working environment of motor, fine dust is set to creep into motor, So as to have a strong impact on the normal work of motor.Extra large pa of the prior art is not water-fastness, after being repeated several times cleaning and drying, It easily produces irreversible deformation, when causing the extra large pa to be assembled in again on dust catcher, the sealing property of surrounding is reduced, filtering Effect is affected.
The content of the invention
In view of the deficiencies of the prior art, it is an object of the invention to provide a kind of particle removal height, air draft are smooth Dust catcher with water-fastness extra large pa, its is simple in construction, and manufacturing cost is low, and windage is low, not laying dust, not congestion, can tolerate water repeatedly Wash.
Technical scheme is summarized as follows:
A kind of water-fastness extra large pa of dust catcher, it is sequentially provided with the first spongy layer, glass layer, modified fibre from top to bottom Layer and the second spongy layer are tieed up, wherein, the modified fibre layer includes the material of following parts by weight:
Propylene-the parts by weight of vinyl acetate copolymer filament 20~100;
The parts by weight of bombax cotton 5~50.
Preferably, the water-fastness extra large pa of described dust catcher, wherein, the modified fibre layer includes following parts by weight Material:
Propylene-the parts by weight of vinyl acetate copolymer filament 45~60;
The parts by weight of bombax cotton 25~30.
Preferably, the water-fastness extra large pa of described dust catcher, wherein, the propylene-vinyl acetate copolymer fiber In silk, propylene monomer content accounts for 26~32wt%, and remaining is vinyl acetate monomer.
Preferably, the water-fastness extra large pa of described dust catcher, wherein, the propylene-vinyl acetate copolymer fiber The number-average molecular weight of silk is 12000~15000g/mol.
Preferably, the water-fastness extra large pa of described dust catcher, wherein, the modified fibre layer also includes 10~12 weight The poly- beta-butyrolactone filament of part.
Preferably, the water-fastness extra large pa of described dust catcher, wherein, the number-average molecular weight of the poly- beta-butyrolactone is 7000~9000g/mol.
Preferably, the water-fastness extra large pa of described dust catcher, wherein, first spongy layer, glass layer, modification The thickness ratio of fibrous layer and the second spongy layer is 1: 0.2: 0.1: 1.
The beneficial effects of the invention are as follows:This case to the structure of conventional extra large pa by being improved, using double-deck spongy layer as base Layer, and new glass layer and modified fibre layer are set up in centre, by introducing propylene-vinyl acetate copolymer fiber Silk and bombax cotton, the strainability of extra large pa is improved, reduce the windage of extra large pa, meanwhile, the modified layer of introducing can effectively change Air current flow stability in kind dust catcher air channel, due to the introducing of propylene in propylene-vinyl acetate copolymer filament, is carried The high water-fastness ability of extra large pa.
Embodiment
With reference to embodiment, the present invention is described in further detail, to make those skilled in the art with reference to specification Word can be implemented according to this.
The water-fastness extra large pa of the dust catcher of this case one embodiment of proposition, it is sequentially provided with the first spongy layer, glass from top to bottom Glass fibrous layer, modified fibre layer and the second spongy layer, wherein, the modified fibre layer includes the material of following parts by weight:
Propylene-the parts by weight of vinyl acetate copolymer filament 20~100;
The parts by weight of bombax cotton 5~50.
Research finds, when inserting modified fibre layer in traditional spongy layer, can by the characteristics of modified fibre layer come pair Extra large pa is optimized and upgraded.Propylene-vinyl acetate copolymer is random copolymer, its synthetic method and polyvinyl acetate Synthesis condition it is identical, only need to synthesis when by both monomers by design proportion mix can proceed by polymerization.Propylene-acetic acid Vinyl ester copolymers filament not only has the excellent rigidity and weatherability of polyvinyl acetate, due also to the modification of propylene, Filametntary toughness is improved, adds filametntary impact strength, to reduce deformation width of the filament after washing repeatedly Degree.Bombax cotton is found after being used in mixed way with propylene-vinyl acetate copolymer filament, can cooperate with the wind for reducing extra large pa Resistance, and it is beneficial to light-weight design.
As the another embodiment of this case, wherein, modified fibre layer includes the material of following parts by weight:
Propylene-the parts by weight of vinyl acetate copolymer filament 45~60;
The parts by weight of bombax cotton 25~30.
Research is found, when the addition to propylene-vinyl acetate copolymer filament and bombax cotton is carried out further After restriction, outstanding washing-resistant effect and lower initial resistance can be obtained.
As the another embodiment of this case, wherein, in propylene-vinyl acetate copolymer filament, propylene monomer content accounts for 26~32wt%, remaining is vinyl acetate monomer.Research is found, when the proportioning to propylene monomer and vinyl acetate monomer is entered After row limits, extra large pa can be made to obtain more preferably wash durability.
As the another embodiment of this case, wherein, the filametntary number-average molecular weight of propylene-vinyl acetate copolymer is 12000~15000g/mol.Research is found, is limited when to the filametntary number-average molecular weight of propylene-vinyl acetate copolymer After fixed, outstanding wash durability and lower windage can be obtained, therefore, its number-average molecular weight should be limited.
As the another embodiment of this case, wherein, modified fibre layer also includes the poly- beta-butyrolactone fiber of 10~12 parts by weight Silk.The poly- filametntary number-average molecular weight of beta-butyrolactone is preferably 7000~9000g/mol.Poly- beta-butyrolactone filament is used to change It is apt to contraction deformation amplitude of the extra large pa after washing is dried.But the filametntary addition of poly- beta-butyrolactone and number-average molecular weight all should be by Strict limitation, because the selection of the addition and number-average molecular weight is according to aforesaid propylene-vinyl acetate copolymer filament With the particular combination of bombax cotton and develop, deviateing preferable scope will cause to mismatch with the particular combination, so as to not only Good effect is not played, the windage of extra large pa can be increased on the contrary, causes dust catcher air draft not smooth.
Preferably, the thickness ratio of the first spongy layer, glass layer, modified fibre layer and the second spongy layer is 1: 0.2: 0.1∶1。
Table one lists the performance test of the major parameter and obtained extra large pa of modified fibre layer in the extra large pas of different embodiments Data:
Table one
Table two lists the performance test of the major parameter and obtained extra large pa of modified fibre layer in the extra large pas of different comparative examples Data:
Table two
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, it is of the invention and unlimited In specific details.

Claims (7)

1. a kind of water-fastness extra large pa of dust catcher, it is sequentially provided with the first spongy layer, glass layer, modified fibre from top to bottom Layer and the second spongy layer, wherein, the modified fibre layer includes the material of following parts by weight:
Propylene-the parts by weight of vinyl acetate copolymer filament 20~100;
The parts by weight of bombax cotton 5~50.
2. the water-fastness extra large pa of dust catcher according to claim 1, it is characterised in that the modified fibre layer includes following The material of parts by weight:
Propylene-the parts by weight of vinyl acetate copolymer filament 45~60;
The parts by weight of bombax cotton 25~30.
3. the water-fastness extra large pa of dust catcher according to claim 1, it is characterised in that the propylene-vinyl acetate is common In polymer fibre silk, propylene monomer content accounts for 26~32wt%, and remaining is vinyl acetate monomer.
4. the water-fastness extra large pa of dust catcher according to claim 1, it is characterised in that the propylene-vinyl acetate is common The number-average molecular weight of polymer fibre silk is 12000~15000g/mol.
5. the water-fastness extra large pa of dust catcher according to claim 2, it is characterised in that the modified fibre layer also includes 10 The poly- beta-butyrolactone filament of~12 parts by weight.
6. the water-fastness extra large pa of dust catcher according to claim 5, it is characterised in that the number of the poly- beta-butyrolactone is divided equally Son amount is 7000~9000g/mol.
7. the water-fastness extra large pa of dust catcher according to claim 1, it is characterised in that first spongy layer, glass fibers The thickness ratio for tieing up layer, modified fibre layer and the second spongy layer is 1: 0.2: 0.1: 1.
CN201780001768.2A 2017-06-01 2017-06-01 The water-fastness extra large pa of dust catcher Pending CN107820439A (en)

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PCT/CN2017/086809 WO2018218593A1 (en) 2017-06-01 2017-06-01 Water-wash-resistant sponge mop for use in vacuum cleaner

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CN108064140A (en) * 2017-06-01 2018-05-22 苏州佳亿达电器有限公司 Low noise cleaner air exhausting device

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CN1460534A (en) * 2003-05-28 2003-12-10 东南大学 Nano fibre protective filtering material and its preparation method
CN102006929A (en) * 2007-11-04 2011-04-06 布吕歇尔有限公司 Sorption filter material and use thereof
CN103068462A (en) * 2010-07-14 2013-04-24 Ppg工业俄亥俄公司 Filtration media and applications thereof
CN103619437A (en) * 2010-10-06 2014-03-05 霍林斯沃思和沃斯有限公司 Filter media suitable for hydraulic applications
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