CN113329803A - 湿法无纺布,其制备方法以及包含其的水处理膜 - Google Patents
湿法无纺布,其制备方法以及包含其的水处理膜 Download PDFInfo
- Publication number
- CN113329803A CN113329803A CN201980003465.3A CN201980003465A CN113329803A CN 113329803 A CN113329803 A CN 113329803A CN 201980003465 A CN201980003465 A CN 201980003465A CN 113329803 A CN113329803 A CN 113329803A
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- Prior art keywords
- layer
- fibers
- nonwoven fabric
- water treatment
- wet
- Prior art date
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Abstract
一种湿法无纺布、该湿法无纺布用作水处理膜支撑层的用途,制备所述的湿法无纺布的方法,以及包含所述的湿法无纺布的水处理膜。所述湿法无纺布,其平均孔径不大于20μm,最大孔径不大于40μm,最大孔径/平均孔径比不小于1且不大于12。
Description
PCT国内申请,说明书已公开。
Claims (20)
- PCT国内申请,权利要求书已公开。
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PCT/CN2019/130137 WO2021134312A1 (zh) | 2019-12-30 | 2019-12-30 | 湿法无纺布,其制备方法以及包含其的水处理膜 |
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CN113329803A true CN113329803A (zh) | 2021-08-31 |
CN113329803B CN113329803B (zh) | 2022-03-25 |
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US (1) | US20230142418A1 (zh) |
EP (1) | EP4052774B1 (zh) |
JP (1) | JP7325643B2 (zh) |
KR (1) | KR102527557B1 (zh) |
CN (1) | CN113329803B (zh) |
DK (1) | DK4052774T3 (zh) |
FI (1) | FI4052774T3 (zh) |
HU (1) | HUE067614T2 (zh) |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113699797A (zh) * | 2021-09-02 | 2021-11-26 | 前沿新材料研究院(深圳)有限公司 | 复合无纺布及其制备方法、电磁屏蔽膜及集成电路板 |
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CN113648849B (zh) * | 2021-09-02 | 2024-09-06 | 前沿新材料研究院(深圳)有限公司 | 水处理膜支撑层以及水处理膜 |
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- 2019-12-30 CN CN201980003465.3A patent/CN113329803B/zh active Active
- 2019-12-30 DK DK19958548.0T patent/DK4052774T3/da active
- 2019-12-30 PL PL19958548.0T patent/PL4052774T3/pl unknown
- 2019-12-30 WO PCT/CN2019/130137 patent/WO2021134312A1/zh unknown
- 2019-12-30 JP JP2022534474A patent/JP7325643B2/ja active Active
- 2019-12-30 KR KR1020227020936A patent/KR102527557B1/ko active IP Right Grant
- 2019-12-30 FI FIEP19958548.0T patent/FI4052774T3/fi active
- 2019-12-30 US US17/757,093 patent/US20230142418A1/en not_active Abandoned
- 2019-12-30 EP EP19958548.0A patent/EP4052774B1/en active Active
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EP4052774B1 (en) | 2024-05-01 |
DK4052774T3 (da) | 2024-07-15 |
EP4052774A4 (en) | 2022-11-16 |
PL4052774T3 (pl) | 2024-08-05 |
JP2022552913A (ja) | 2022-12-20 |
WO2021134312A1 (zh) | 2021-07-08 |
FI4052774T3 (fi) | 2024-07-02 |
KR20220097534A (ko) | 2022-07-07 |
KR102527557B1 (ko) | 2023-04-28 |
HUE067614T2 (hu) | 2024-11-28 |
JP7325643B2 (ja) | 2023-08-14 |
CN113329803B (zh) | 2022-03-25 |
EP4052774A1 (en) | 2022-09-07 |
US20230142418A1 (en) | 2023-05-11 |
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