JPWO2018104980A1 - フィルタ部材用素材 - Google Patents
フィルタ部材用素材 Download PDFInfo
- Publication number
- JPWO2018104980A1 JPWO2018104980A1 JP2018555318A JP2018555318A JPWO2018104980A1 JP WO2018104980 A1 JPWO2018104980 A1 JP WO2018104980A1 JP 2018555318 A JP2018555318 A JP 2018555318A JP 2018555318 A JP2018555318 A JP 2018555318A JP WO2018104980 A1 JPWO2018104980 A1 JP WO2018104980A1
- Authority
- JP
- Japan
- Prior art keywords
- filter material
- polyamide resin
- resin fiber
- porous
- fiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 23
- 239000000835 fiber Substances 0.000 claims abstract description 38
- 229920006122 polyamide resin Polymers 0.000 claims abstract description 22
- 239000013078 crystal Substances 0.000 claims abstract description 17
- 239000011148 porous material Substances 0.000 claims abstract description 9
- 150000007522 mineralic acids Chemical class 0.000 claims description 11
- 239000007788 liquid Substances 0.000 description 12
- 238000001179 sorption measurement Methods 0.000 description 12
- 239000011347 resin Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 238000010306 acid treatment Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000004745 nonwoven fabric Substances 0.000 description 5
- 229920001778 nylon Polymers 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 229910017604 nitric acid Inorganic materials 0.000 description 4
- 229920002647 polyamide Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 229920002302 Nylon 6,6 Polymers 0.000 description 1
- BELBBZDIHDAJOR-UHFFFAOYSA-N Phenolsulfonephthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2S(=O)(=O)O1 BELBBZDIHDAJOR-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229960003531 phenolsulfonphthalein Drugs 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
-
- 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
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
Description
Claims (4)
- 結晶部と非結晶部とを有するポリアミド系樹脂繊維からなり、表面に主に結晶部の繊維要素を集合化したポリアミド系樹脂繊維のフィルタ素材であって、各ポリアミド系樹脂繊維の表面部において、結晶部の要素の間で複数の孔が形成される多孔質部を形成しているフィルタ素材。
- 請求項1に記載のフィルタ素材であって、
前記多孔質部は、前記ポリアミド系樹脂繊維の非結晶部を除去した箇所が前記複数の孔であるフィルタ素材。 - 請求項1または2に記載のフィルタ素材であって、
前記多孔質部は、前記結晶部の前記要素が三次元網目構造であるフィルタ素材。 - 請求項1から3のいずれか一項に記載のフィルタ素材であって、
前記非結晶部は前記ポリアミド系樹脂繊維を無機酸により除去されて、前記複数の孔となるフィルタ素材。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2016/005061 WO2018104980A1 (ja) | 2016-12-05 | 2016-12-05 | フィルタ部材用素材 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2018104980A1 true JPWO2018104980A1 (ja) | 2019-10-24 |
JP6840772B2 JP6840772B2 (ja) | 2021-03-10 |
Family
ID=62490820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018555318A Active JP6840772B2 (ja) | 2016-12-05 | 2016-12-05 | フィルタ部材用素材 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP6840772B2 (ja) |
WO (1) | WO2018104980A1 (ja) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6049795A (ja) * | 1983-08-31 | 1985-03-19 | Kanai Hiroyuki | 殺菌性繊維シ−ト |
JPH0691105A (ja) * | 1991-12-17 | 1994-04-05 | Daiwabo Co Ltd | カートリッジフィルター |
JPH09323011A (ja) * | 1996-06-06 | 1997-12-16 | Kuraray Co Ltd | ろ過布 |
JP3964573B2 (ja) * | 1999-05-25 | 2007-08-22 | 中部キレスト株式会社 | 金属キレート形成性繊維の製法、並びに該繊維を用いた金属イオン捕捉法及び金属キレート繊維 |
JP4550242B2 (ja) * | 2000-08-22 | 2010-09-22 | ユニチカトレーディング株式会社 | 濾材 |
JP2002275740A (ja) * | 2001-03-19 | 2002-09-25 | Toray Ind Inc | 食品濾過用布帛 |
JP2010274239A (ja) * | 2009-06-01 | 2010-12-09 | Teijin Techno Products Ltd | フィルター用スクリム、およびそれを用いたフィルター |
JP2012228656A (ja) * | 2011-04-26 | 2012-11-22 | Teijin Techno Products Ltd | フィルター |
-
2016
- 2016-12-05 JP JP2018555318A patent/JP6840772B2/ja active Active
- 2016-12-05 WO PCT/JP2016/005061 patent/WO2018104980A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
JP6840772B2 (ja) | 2021-03-10 |
WO2018104980A1 (ja) | 2018-06-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Woo et al. | Characteristics of membrane fouling by consecutive chemical cleaning in pressurized ultrafiltration as pre-treatment of seawater desalination | |
Wang et al. | Surface hydrophilicity and structure of hydrophilic modified PVDF membrane by nonsolvent induced phase separation and their effect on oil/water separation performance | |
Gao et al. | Superhydrophilic poly (p-phenylene sulfide) membrane preparation with acid/alkali solution resistance and its usage in oil/water separation | |
CN102407077B (zh) | 一种废弃反渗透膜元件的再生方法及其装置 | |
JP2018144014A5 (ja) | ||
Wang et al. | In-situ synthesis of PA/PVDF composite hollow fiber membranes with an outer selective structure for efficient fractionation of low-molecular-weight dyes-salts | |
CN105413499B (zh) | 一种交联改性聚酰胺复合膜及其制备方法 | |
JP2020032420A (ja) | 廃水再生のための媒体、システム、および方法 | |
JP2017533075A5 (ja) | ||
JP2009543675A (ja) | 向上した、膜のモノ過硫酸塩処理 | |
CN106621847B (zh) | 一种中空纤维膜的制备方法 | |
TW201113223A (en) | Water treatment apparatus and water treatment method | |
CN103768963A (zh) | 一种聚酰胺复合纳滤膜的制备方法 | |
CN105148609A (zh) | 一种亲水疏油滤料及其加工方法 | |
WO2018104980A1 (ja) | フィルタ部材用素材 | |
KR102033119B1 (ko) | 항균 및 항바이러스용 양전하 필터 및 이의 제조방법 | |
KR101774336B1 (ko) | 유연성 섬유여재를 사용하는 오폐수 처리장치 | |
JP2014519971A5 (ja) | ||
Qiuyu et al. | Anionic ammonium polyphosphate coated underwater superoleophobic cotton fabric for effective oil/water separation | |
JP2012143750A (ja) | 複合半透膜の製造方法 | |
CN103857461A (zh) | 分离膜、水处理单元和水处理装置 | |
JP2019103960A5 (ja) | ||
CN104383751A (zh) | 一种耐高温滤筒用硬挺滤料结构 | |
Xuehui et al. | Filtering surface water with a polyurethane-based hollow fiber membrane: effects of operating pressure on membrane fouling | |
TW202136602A (zh) | 用於製造紡絲黏合不織布之方法及裝置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20190514 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20200602 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20200729 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200929 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20210128 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20210217 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6840772 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |