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1. WO2021039981 - AIR FILTER FILTRATION MATERIAL AND AIR FILTER PRODUCT

Publication Number WO/2021/039981
Publication Date 04.03.2021
International Application No. PCT/JP2020/032655
International Filing Date 28.08.2020
IPC
B01D 39/16 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
39Filtering material for liquid or gaseous fluids
14Other self-supporting filtering material
16of organic material, e.g. synthetic fibres
B01D 46/02 2006.01
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
46Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
02Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
D04H 3/016 2012.01
DTEXTILES; PAPER
04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING
3Non woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
016characterised by the fineness
D04H 5/08 2012.01
DTEXTILES; PAPER
04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING
5Non woven fabrics formed of mixtures of relatively short fibres and yarns or like filamentary material of substantial length
08characterised by the method of forming fleeces or layers, e.g. reorientation of fibres or yarns
CPC
B01D 39/16
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
39Filtering material for liquid or gaseous fluids
14Other self-supporting filtering material ; ; Other filtering material
16of organic material, e.g. synthetic fibres
B01D 46/02
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
46Filters ; , i.e. particle separators; or filtering processes specially modified for separating dispersed particles from gases or vapours
02Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
D04H 3/016
DTEXTILES; PAPER
04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL
3Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
016characterised by the fineness
D04H 5/08
DTEXTILES; PAPER
04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL
5Non woven fabrics formed of mixtures of relatively short fibres and yarns or like filamentary material of substantial length
08characterised by the method of forming fleeces or layers, e.g. reorientation of fibres or yarns
Applicants
  • ダイキン工業株式会社 DAIKIN INDUSTRIES, LTD. [JP]/[JP]
Inventors
  • 原 聡 HARA, Satoshi
  • 新谷 博昭 SHINTANI, Hiroaki
  • 伊藤 義隆 ITO, Yoshitaka
Agents
  • 新樹グローバル・アイピー特許業務法人 SHINJYU GLOBAL IP
Priority Data
2019-15860330.08.2019JP
Publication Language Japanese (JA)
Filing Language Japanese (JA)
Designated States
Title
(EN) AIR FILTER FILTRATION MATERIAL AND AIR FILTER PRODUCT
(FR) MATÉRIAU DE FILTRATION POUR FILTRE À AIR, ET PRODUIT DE FILTRE À AIR
(JA) エアフィルタ濾材およびエアフィルタ製品
Abstract
(EN)
Provided are an air filter filtration material and air filter product for which it is possible to extend the life thereof. The air filter filtration material comprises a filtration material layer containing first fibers having a mean fiber diameter of between 5 μm and 50 μm inclusive and second fibers interposed in gaps in-between the first fibers and having a mean fiber diameter of between 30 nm and 1 μm.
(FR)
Un matériau de filtration pour filtre à air et un produit de filtre à air pour lesquels il est possible d'étendre la durée de vie de ceux-ci sont fournis. Le matériau de filtration pour filtre à air comprend une couche de matériau de filtration contenant des premières fibres ayant un diamètre moyen de fibre compris entre 5 µm et 50 µm inclus et des secondes fibres interposées dans des espaces entre les premières fibres et ayant un diamètre moyen de fibre compris entre 30 nm et 1 µm.
(JA)
長寿命化させることが可能なエアフィルタ濾材およびエアフィルタ製品を提供する。平均繊維径が5μm以上50μm以下である第1繊維と、第1繊維同士の隙間に介在し、平均繊維径が30nm以上1μm以下である第2繊維と、を含む濾材層を備えたエアフィルタ濾材。
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