CN203916359U - 高效滤霾核孔膜滤片及高效滤霾核孔膜口罩 - Google Patents
高效滤霾核孔膜滤片及高效滤霾核孔膜口罩 Download PDFInfo
- Publication number
- CN203916359U CN203916359U CN201420131809.3U CN201420131809U CN203916359U CN 203916359 U CN203916359 U CN 203916359U CN 201420131809 U CN201420131809 U CN 201420131809U CN 203916359 U CN203916359 U CN 203916359U
- Authority
- CN
- China
- Prior art keywords
- mouth mask
- nucleopore membranes
- haze
- line
- layer body
- 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.)
- Expired - Lifetime
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 54
- 239000010410 layer Substances 0.000 claims abstract description 58
- 210000004492 nuclear pore Anatomy 0.000 claims abstract description 26
- 239000011229 interlayer Substances 0.000 claims abstract description 9
- 230000035699 permeability Effects 0.000 claims abstract description 4
- 239000004744 fabric Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 5
- 239000004743 Polypropylene Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- -1 polypropylene Polymers 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 230000001404 mediated effect Effects 0.000 claims description 2
- 229920000728 polyester Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 238000001914 filtration Methods 0.000 abstract description 9
- 239000010419 fine particle Substances 0.000 abstract description 5
- 230000000241 respiratory effect Effects 0.000 description 7
- 210000002345 respiratory system Anatomy 0.000 description 5
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000271043 Agkistrodon piscivorus Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
Description
Claims (12)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420131809.3U CN203916359U (zh) | 2014-03-21 | 2014-03-21 | 高效滤霾核孔膜滤片及高效滤霾核孔膜口罩 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420131809.3U CN203916359U (zh) | 2014-03-21 | 2014-03-21 | 高效滤霾核孔膜滤片及高效滤霾核孔膜口罩 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203916359U true CN203916359U (zh) | 2014-11-05 |
Family
ID=51812242
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420131809.3U Expired - Lifetime CN203916359U (zh) | 2014-03-21 | 2014-03-21 | 高效滤霾核孔膜滤片及高效滤霾核孔膜口罩 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203916359U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103830980A (zh) * | 2014-03-21 | 2014-06-04 | 吕晓莉 | 高效滤霾核孔膜滤片及高效滤霾核孔膜口罩 |
-
2014
- 2014-03-21 CN CN201420131809.3U patent/CN203916359U/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103830980A (zh) * | 2014-03-21 | 2014-06-04 | 吕晓莉 | 高效滤霾核孔膜滤片及高效滤霾核孔膜口罩 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SHANGHAI GUCH NUCLEAR PORE MEMBRANE MATERIALS TECHNOLOGY CO.,LTD. Assignor: Lv Xiaoli|Liu Xin|Fang Weiming|Sun Baoyong Contract record no.: 2016310000018 Denomination of utility model: Efficient haze filtering nuclear pore membrane filter and efficient haze filtering nuclear pore membrane respirator Granted publication date: 20141105 License type: Exclusive License Record date: 20160330 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
EM01 | Change of recordation of patent licensing contract | ||
EM01 | Change of recordation of patent licensing contract |
Change date: 20171228 Contract record no.: 2016310000018 Assignee after: SHANGHAI GUCH NUCLEAR PORE MEMBRANE TECHNOLOGY CO.,LTD. Assignee before: SHANGHAI GUCH NUCLEAR PORE MEMBRANE MATERIALS TECHNOLOGY CO.,LTD. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20141105 |