CN103533996B - 液体过滤介质 - Google Patents

液体过滤介质 Download PDF

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Publication number
CN103533996B
CN103533996B CN201280023768.XA CN201280023768A CN103533996B CN 103533996 B CN103533996 B CN 103533996B CN 201280023768 A CN201280023768 A CN 201280023768A CN 103533996 B CN103533996 B CN 103533996B
Authority
CN
China
Prior art keywords
nonwoven sheet
filtration
filter
liquid
filtration media
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.)
Active
Application number
CN201280023768.XA
Other languages
English (en)
Chinese (zh)
Other versions
CN103533996A (zh
Inventor
H.S.林
R.A.马林
P.H.杨
G.陈
T.F.康普顿
S.弗里斯克
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DuPont Safety and Construction Inc
Original Assignee
EI Du Pont de Nemours and Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of CN103533996A publication Critical patent/CN103533996A/zh
Application granted granted Critical
Publication of CN103533996B publication Critical patent/CN103533996B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING 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 ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
    • 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
    • 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
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10—Filtering material manufacturing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Filtering Materials (AREA)
  • Nonwoven Fabrics (AREA)
CN201280023768.XA 2011-05-13 2012-05-14 液体过滤介质 Active CN103533996B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201161485830P 2011-05-13 2011-05-13
US61/485830 2011-05-13
US61/485,830 2011-05-13
PCT/US2012/037847 WO2012158647A2 (en) 2011-05-13 2012-05-14 Liquid filtration media

Publications (2)

Publication Number Publication Date
CN103533996A CN103533996A (zh) 2014-01-22
CN103533996B true CN103533996B (zh) 2016-01-20

Family

ID=46168626

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280023768.XA Active CN103533996B (zh) 2011-05-13 2012-05-14 液体过滤介质

Country Status (9)

Country Link
US (1) US20130126418A1 (https=)
EP (1) EP2707117A2 (https=)
JP (1) JP2014519971A (https=)
KR (1) KR20140035395A (https=)
CN (1) CN103533996B (https=)
BR (1) BR112013029147A2 (https=)
CA (1) CA2832872C (https=)
DE (1) DE202012013341U1 (https=)
WO (1) WO2012158647A2 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8950587B2 (en) 2009-04-03 2015-02-10 Hollingsworth & Vose Company Filter media suitable for hydraulic applications
US20170296952A1 (en) * 2014-05-19 2017-10-19 Mycropore Corporation Ltd. Method for pre-wetting pp filter for filtering slurry and pp filter package
CN108295560A (zh) * 2018-03-29 2018-07-20 广东正业科技股份有限公司 一种用于固液分离的复合过滤袋和应用
CN108543348A (zh) * 2018-03-29 2018-09-18 广东正业科技股份有限公司 一种多层复合过滤布、其制备方法和应用
US20220088505A1 (en) * 2019-01-29 2022-03-24 Donaldson Company, Inc. System and method for deaeration
US12274958B2 (en) 2019-10-23 2025-04-15 Donaldson Company, Inc. Filtration and deaeration system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4554207A (en) * 1984-12-10 1985-11-19 E. I. Du Pont De Nemours And Company Stretched-and-bonded polyethylene plexifilamentary nonwoven sheet
CN85109625A (zh) * 1984-12-17 1986-06-10 伊索福圣戈班公司 以无机纤维为基础的吸收性材料
US4652322A (en) * 1986-02-28 1987-03-24 E. I. Du Pont De Nemours And Company Process for bonding and stretching nonwoven sheet
US5851936A (en) * 1996-08-19 1998-12-22 E. I. Du Pont De Nemours And Company Elongation for flash spun products
WO2001061082A1 (en) * 2000-02-15 2001-08-23 E. I. Du Pont De Nemours And Company Flash-spinning process and solution
CN1379830A (zh) * 1999-10-18 2002-11-13 纳幕尔杜邦公司 闪蒸纺制的薄片材料

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5244482A (en) * 1992-03-26 1993-09-14 The University Of Tennessee Research Corporation Post-treatment of nonwoven webs
US6114017A (en) 1997-07-23 2000-09-05 Fabbricante; Anthony S. Micro-denier nonwoven materials made using modular die units
EP0947545B1 (en) * 1997-10-23 2004-06-02 Tonen Chemical Corporation Process for preparing highly permeable microporous polyolefin film
US20060135020A1 (en) * 2004-12-17 2006-06-22 Weinberg Mark G Flash spun web containing sub-micron filaments and process for forming same
JP5407133B2 (ja) * 2007-10-24 2014-02-05 住友電気工業株式会社 濾過用分離膜エレメント及び濾過用膜モジュール

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4554207A (en) * 1984-12-10 1985-11-19 E. I. Du Pont De Nemours And Company Stretched-and-bonded polyethylene plexifilamentary nonwoven sheet
CN85109625A (zh) * 1984-12-17 1986-06-10 伊索福圣戈班公司 以无机纤维为基础的吸收性材料
US4652322A (en) * 1986-02-28 1987-03-24 E. I. Du Pont De Nemours And Company Process for bonding and stretching nonwoven sheet
US5851936A (en) * 1996-08-19 1998-12-22 E. I. Du Pont De Nemours And Company Elongation for flash spun products
CN1379830A (zh) * 1999-10-18 2002-11-13 纳幕尔杜邦公司 闪蒸纺制的薄片材料
WO2001061082A1 (en) * 2000-02-15 2001-08-23 E. I. Du Pont De Nemours And Company Flash-spinning process and solution

Also Published As

Publication number Publication date
BR112013029147A2 (pt) 2017-02-07
CA2832872C (en) 2019-04-02
WO2012158647A2 (en) 2012-11-22
EP2707117A2 (en) 2014-03-19
KR20140035395A (ko) 2014-03-21
DE202012013341U1 (de) 2016-06-14
US20130126418A1 (en) 2013-05-23
JP2014519971A (ja) 2014-08-21
WO2012158647A3 (en) 2013-12-05
CA2832872A1 (en) 2012-11-22
CN103533996A (zh) 2014-01-22

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20221111

Address after: Delaware

Patentee after: DuPont Security & Construction

Address before: Wilmington, Delaware

Patentee before: E. I. du Pont de Nemours and Co.

TR01 Transfer of patent right