BRPI0923737A2 - "membranas porosas com múltiplas zonas que têm tamanhos de poro diferentes". - Google Patents

"membranas porosas com múltiplas zonas que têm tamanhos de poro diferentes".

Info

Publication number
BRPI0923737A2
BRPI0923737A2 BRPI0923737A BRPI0923737A BRPI0923737A2 BR PI0923737 A2 BRPI0923737 A2 BR PI0923737A2 BR PI0923737 A BRPI0923737 A BR PI0923737A BR PI0923737 A BRPI0923737 A BR PI0923737A BR PI0923737 A2 BRPI0923737 A2 BR PI0923737A2
Authority
BR
Brazil
Prior art keywords
pore sizes
porous membranes
different pore
multiple zone
zone porous
Prior art date
Application number
BRPI0923737A
Other languages
English (en)
Portuguese (pt)
Inventor
Derek J Dehn
James S Mrozinski
Jonathan F Hester
Original Assignee
3M Innovative Properties 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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of BRPI0923737A2 publication Critical patent/BRPI0923737A2/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1218—Layers having the same chemical composition, but different properties, e.g. pore size, molecular weight or porosity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/002—Organic membrane manufacture from melts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
    • B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0086—Mechanical after-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1212—Coextruded layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/122—Separate manufacturing of ultra-thin membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/26—Polyalkenes
    • B01D71/262—Polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/15—Use of additives
    • B01D2323/18—Pore-control agents or pore formers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/42—Details of membrane preparation apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/08—Patterned membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/755—Membranes, diaphragms

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
BRPI0923737A 2008-12-31 2009-12-28 "membranas porosas com múltiplas zonas que têm tamanhos de poro diferentes". BRPI0923737A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14205608P 2008-12-31 2008-12-31
PCT/US2009/069565 WO2010078234A1 (en) 2008-12-31 2009-12-28 Porous membranes with multiple zones having different pore sizes

Publications (1)

Publication Number Publication Date
BRPI0923737A2 true BRPI0923737A2 (pt) 2016-01-19

Family

ID=41650181

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0923737A BRPI0923737A2 (pt) 2008-12-31 2009-12-28 "membranas porosas com múltiplas zonas que têm tamanhos de poro diferentes".

Country Status (7)

Country Link
US (2) US20110297612A1 (enExample)
EP (1) EP2379209B1 (enExample)
JP (2) JP2012513898A (enExample)
KR (1) KR20110112825A (enExample)
CN (1) CN102325585B (enExample)
BR (1) BRPI0923737A2 (enExample)
WO (1) WO2010078234A1 (enExample)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2365869B1 (en) * 2008-11-21 2017-10-04 3M Innovative Properties Company Method for forming a microporous membrane
US8535945B2 (en) 2008-12-19 2013-09-17 3M Innovative Properties Company System and method for concentrating samples
BRPI0918357A2 (pt) 2008-12-19 2016-07-26 3M Innovative Properties Co sistema e método para processamento de amostras
CN102085457B (zh) * 2009-12-07 2013-01-02 广州美能材料科技有限公司 一种制备复合多层多孔中空纤维膜的方法及其装置和产品
EP2940147B1 (en) 2010-06-07 2018-03-21 3M Innovative Properties Company Filtration methods and devices
US9255864B2 (en) 2011-03-09 2016-02-09 3M Innovative Properties Company Apparatus and method for processing a sample
US9795933B2 (en) * 2011-06-10 2017-10-24 Environmental Dynamics International, Inc. Diffuser membrane and method of manufacture
WO2013003308A1 (en) 2011-06-30 2013-01-03 3M Innovative Properties Company Systems and methods for detecting an analyte of interest in a sample using microstructured surfaces
WO2013003309A1 (en) 2011-06-30 2013-01-03 3M Innovative Properties Company Systems and methods for detecting an analyte of interest in a sample using filters and microstructured surfaces
US9266066B2 (en) * 2011-12-13 2016-02-23 Pall Corporation Membrane with localized asymmetries
AU2012274016B2 (en) * 2011-12-13 2014-09-04 Cytiva Us Llc Membrane with localized asymmetries
CN102698609B (zh) * 2012-05-31 2014-06-25 南京工业大学 一种半连续制备复合膜的装置及其复合膜制备工艺
WO2013184397A1 (en) 2012-06-05 2013-12-12 3M Innovative Properties Company Apparatus and method for processing a sample
US9700887B2 (en) 2012-06-05 2017-07-11 3M Innovative Properties Company Multiwell plate
US20150165388A1 (en) * 2013-12-17 2015-06-18 Pall Corporation Skinless polyethersulfone membrane
US10639629B2 (en) 2013-12-20 2020-05-05 3M Innovative Properties Company Systems and methods for sample concentration and detection using a separation liquid
US10639628B2 (en) 2013-12-20 2020-05-05 3M Innovative Properties Company Systems and methods for sample concentration and detection
WO2015157119A1 (en) 2014-04-11 2015-10-15 3M Innovative Properties Company Microporous articles with a three-dimensional porous network of acid-sintered interconnected silica nanoparticles and methods of making the same
CN105428574B (zh) * 2015-12-16 2018-08-03 中国科学技术大学 一种锂电池微孔隔膜及其制备方法
CN105599260A (zh) * 2015-12-21 2016-05-25 都昌县业达汽车零部件有限公司 一种一次挤出成型的护套制作工艺
WO2017116694A1 (en) 2015-12-29 2017-07-06 3M Innovative Properties Company Method and system for detecting microorganisms in large-volume samples
WO2017116695A1 (en) 2015-12-29 2017-07-06 3M Innovative Properties Company Assembly and method for field filtration of water samples
US11260140B2 (en) 2016-10-13 2022-03-01 3M Innovative Properties Company Microbial indicator device for use with process monitoring systems
CN108043228A (zh) * 2018-01-15 2018-05-18 深圳市君脉膜科技有限公司 一种具有多种不同过滤性能分区的反渗透膜及其制备方法
CN108905638B (zh) * 2018-06-27 2020-06-19 中材科技股份有限公司 一种高效膜过滤材料的制备方法
US11298663B2 (en) 2018-08-28 2022-04-12 Molecule Works Inc. Thin metal/ceramic hybrid membrane sheet and filter
CN113164883B (zh) * 2018-11-28 2023-05-02 3M创新有限公司 膜的紫外线处理和所得膜
CN109821424A (zh) * 2019-03-27 2019-05-31 苏州交创石墨烯新材料有限公司 多孔离子交换膜的制备工艺及装置
US11883786B2 (en) 2019-10-10 2024-01-30 Entegris, Inc. Porous polymeric membrane and related filters and methods
CN111497293B (zh) * 2020-03-31 2022-04-05 江苏厚生新能源科技有限公司 一种高润湿性薄膜的制备方法、高润湿性薄膜及其应用
CN114618322B (zh) * 2022-02-24 2023-04-28 北京赛诺膜技术有限公司 一种聚偏氟乙烯中空纤维膜及其制备方法和应用
CN114770849B (zh) * 2022-05-13 2023-04-25 东莞海博斯新材料科技有限公司 一种超临界模压发泡弹性体制备用模压发泡设备
CN116808851B (zh) * 2023-03-08 2024-11-08 杭州师范大学 一种基于体积排斥效应的聚偏氟乙烯阶层式多孔薄膜及其制备方法和应用

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US4539256A (en) 1982-09-09 1985-09-03 Minnesota Mining And Manufacturing Co. Microporous sheet material, method of making and articles made therewith
JPS61114701A (ja) * 1984-11-09 1986-06-02 Terumo Corp 平膜型透過性膜およびその製造方法
US4726989A (en) * 1986-12-11 1988-02-23 Minnesota Mining And Manufacturing Microporous materials incorporating a nucleating agent and methods for making same
US5120594A (en) 1989-11-20 1992-06-09 Minnesota Mining And Manufacturing Company Microporous polyolefin shaped articles with patterned surface areas of different porosity
US5993954A (en) * 1997-04-29 1999-11-30 3M Innovative Properties Company Temperature-sensitive microporous film
US5976686A (en) 1997-10-24 1999-11-02 3M Innovative Properties Company Diffuse reflective articles
US6171689B1 (en) * 1999-01-15 2001-01-09 3M Innovative Properties Company Flame retardant microporous materials
US6461724B1 (en) * 1999-08-30 2002-10-08 3M Innovative Properties Company Microporous material resistant to capillary collapse
US6994789B2 (en) * 2000-08-07 2006-02-07 Cuno Incorporated Pre-metered, unsupported multilayer microporous membrane
US6736971B2 (en) * 2000-08-07 2004-05-18 Cuno Incorporated Pre-metered, unsupported multilayer microporous membrane
US7338692B2 (en) 2003-09-12 2008-03-04 3M Innovative Properties Company Microporous PVDF films
US20060148915A1 (en) * 2004-12-30 2006-07-06 Floyd Robert M Microporous materials and methods of making
JP5456227B2 (ja) * 2005-07-28 2014-03-26 株式会社キッツ 中空糸膜モジュールの製造方法とその中空糸膜モジュール
US7553417B2 (en) 2005-12-30 2009-06-30 3M Innovative Properties Company Functionalized substrates
JP2008272636A (ja) * 2007-04-26 2008-11-13 Asahi Kasei Corp 多層微多孔膜

Also Published As

Publication number Publication date
US20160317976A1 (en) 2016-11-03
CN102325585B (zh) 2014-12-10
EP2379209A1 (en) 2011-10-26
CN102325585A (zh) 2012-01-18
WO2010078234A1 (en) 2010-07-08
EP2379209B1 (en) 2017-08-30
JP6141920B2 (ja) 2017-06-07
JP2015221439A (ja) 2015-12-10
US20110297612A1 (en) 2011-12-08
JP2012513898A (ja) 2012-06-21
KR20110112825A (ko) 2011-10-13
WO2010078234A8 (en) 2010-12-29

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]