DE69721650D1 - Filtermedium in Form eines Papierblattes zum Filtrieren von Fluiden - Google Patents

Filtermedium in Form eines Papierblattes zum Filtrieren von Fluiden

Info

Publication number
DE69721650D1
DE69721650D1 DE69721650T DE69721650T DE69721650D1 DE 69721650 D1 DE69721650 D1 DE 69721650D1 DE 69721650 T DE69721650 T DE 69721650T DE 69721650 T DE69721650 T DE 69721650T DE 69721650 D1 DE69721650 D1 DE 69721650D1
Authority
DE
Germany
Prior art keywords
dosage
weight
disperse system
aqueous
paper sheet
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 - Fee Related
Application number
DE69721650T
Other languages
English (en)
Other versions
DE69721650T2 (de
Inventor
Gianmaria Dadea
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.)
FILTER MEDIA GROUP S.R.L., SASSOFERRATO-FRAZIONE G
Original Assignee
FILTER MEDIA GROUP Srl
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 FILTER MEDIA GROUP Srl filed Critical FILTER MEDIA GROUP Srl
Publication of DE69721650D1 publication Critical patent/DE69721650D1/de
Application granted granted Critical
Publication of DE69721650T2 publication Critical patent/DE69721650T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • D21F11/14—Making cellulose wadding, filter or blotting paper
    • 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
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/08—Filter paper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/42—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
    • D21H17/43—Carboxyl groups or derivatives thereof
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/47—Condensation polymers of aldehydes or ketones
    • D21H17/49—Condensation polymers of aldehydes or ketones with compounds containing hydrogen bound to nitrogen
    • D21H17/51—Triazines, e.g. melamine
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/59—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon
DE69721650T 1996-07-18 1997-07-14 Filtermedium in Form eines Papierblattes zum Filtrieren von Fluiden Expired - Fee Related DE69721650T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI961496 1996-07-18
IT96MI001496A IT1283450B1 (it) 1996-07-18 1996-07-18 Mezzo filtrante in forma di foglio di carta per filtri di fluidi in genere

Publications (2)

Publication Number Publication Date
DE69721650D1 true DE69721650D1 (de) 2003-06-12
DE69721650T2 DE69721650T2 (de) 2004-04-29

Family

ID=11374616

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69721650T Expired - Fee Related DE69721650T2 (de) 1996-07-18 1997-07-14 Filtermedium in Form eines Papierblattes zum Filtrieren von Fluiden

Country Status (6)

Country Link
US (1) US5762799A (de)
EP (1) EP0819793B1 (de)
AT (1) ATE239827T1 (de)
DE (1) DE69721650T2 (de)
ES (1) ES2198518T3 (de)
IT (1) IT1283450B1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6126783A (en) * 1998-07-09 2000-10-03 Minerals Technologies Inc. Surface modified fillers for sizing paper
US6863940B2 (en) 2001-12-17 2005-03-08 J.L. Darling Corporation Weatherproof sheets for copying, printing and writing and methods related thereto
US20100235972A1 (en) * 2005-07-28 2010-09-23 Guasch Michael N Fuel repellent compositions, fabrics and articles
CN102296482B (zh) * 2011-09-05 2013-05-15 蚌埠市信达汽车电子有限公司 一种环保滤清器滤纸改性液及其制备方法
CN102312392B (zh) * 2011-09-05 2013-10-16 蚌埠市信达汽车电子有限公司 一种滤清器滤纸改性液及其制备方法
CN102296481A (zh) * 2011-09-05 2011-12-28 蚌埠市信达汽车电子有限公司 一种油水分离滤清器滤纸改性液及其制备方法
CN102296478B (zh) * 2011-09-05 2013-06-12 蚌埠市信达汽车电子有限公司 一种多组分滤清器滤纸改性液及其制备方法
CN102296479B (zh) * 2011-09-05 2013-05-15 蚌埠市信达汽车电子有限公司 滤清器滤纸改性液及其制备方法
CN102321996B (zh) * 2011-09-05 2013-05-15 蚌埠市信达汽车电子有限公司 一种聚酯滤清器滤纸改性液及其制备方法
CA3059095C (en) 2017-04-03 2023-07-18 Jl Darling Llc Coating for recyclable paper

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4321288A (en) * 1973-05-09 1982-03-23 Amf Incorporated Process of making an improved filter media
DE2454496A1 (de) * 1974-11-16 1976-05-20 Roehm Gmbh Verfahren zur herstellung kunststoffimpraegnierter selbstklebender oder heisssiegelfaehiger papiere
US4232087A (en) * 1978-08-03 1980-11-04 Albany International Corp. Method of coating organic fibers with polytetrafluoroethylene
US4623462A (en) * 1984-10-29 1986-11-18 The Bf Goodrich Company Oil filters using water-based latex binders
GB2214837B (en) * 1988-02-17 1991-09-04 Process Scient Innovations Oil coalescing filter
JPH064713B2 (ja) * 1988-07-22 1994-01-19 テルモ株式会社 生体適合性材料
US4925560A (en) * 1989-02-02 1990-05-15 Sorrick Charles H Clog resistant high efficiency filter media
JPH04202209A (ja) * 1990-11-29 1992-07-23 Dainippon Ink & Chem Inc 水性樹脂組成物、水性樹脂組成物の製造方法及び不織布結合材
GB9408307D0 (en) * 1994-04-27 1994-06-15 Scapa Group Plc Coated fabric

Also Published As

Publication number Publication date
ATE239827T1 (de) 2003-05-15
ITMI961496A1 (it) 1998-01-18
US5762799A (en) 1998-06-09
EP0819793B1 (de) 2003-05-07
EP0819793A1 (de) 1998-01-21
ITMI961496A0 (de) 1996-07-18
DE69721650T2 (de) 2004-04-29
IT1283450B1 (it) 1998-04-21
ES2198518T3 (es) 2004-02-01

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: FILTER MEDIA GROUP S.R.L., SASSOFERRATO-FRAZIONE G

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee