DE20306078U1 - Filtermaterial - Google Patents

Filtermaterial

Info

Publication number
DE20306078U1
DE20306078U1 DE20306078U DE20306078U DE20306078U1 DE 20306078 U1 DE20306078 U1 DE 20306078U1 DE 20306078 U DE20306078 U DE 20306078U DE 20306078 U DE20306078 U DE 20306078U DE 20306078 U1 DE20306078 U1 DE 20306078U1
Authority
DE
Germany
Prior art keywords
filter
filter material
filter bags
fibers
polymer fibers
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
Application number
DE20306078U
Other languages
English (en)
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.)
Schoeller und Hoesch GmbH
Glatfelter Gernsbach GmbH and Co KG
Original Assignee
Papierfabrik Schoeller and Hoesch GmbH and Co KG
Schoeller und Hoesch GmbH
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 Papierfabrik Schoeller and Hoesch GmbH and Co KG, Schoeller und Hoesch GmbH filed Critical Papierfabrik Schoeller and Hoesch GmbH and Co KG
Priority to DE20306078U priority Critical patent/DE20306078U1/de
Publication of DE20306078U1 publication Critical patent/DE20306078U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/12—Pulp from non-woody plants or crops, e.g. cotton, flax, straw, bagasse
    • 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
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/10—Organic non-cellulose fibres
    • D21H13/12—Organic non-cellulose fibres from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H13/14—Polyalkenes, e.g. polystyrene polyethylene
    • 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
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/10—Organic non-cellulose fibres
    • D21H13/20—Organic non-cellulose fibres from macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H13/24—Polyesters
    • 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
    • D21H15/00—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
    • 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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/28—Colorants ; Pigments or opacifying agents
    • 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
    • D21H27/30—Multi-ply
    • D21H27/38—Multi-ply at least one of the sheets having a fibrous composition differing from that of other sheets

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Apparatus For Making Beverages (AREA)
  • Packages (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt

Claims (7)

1. Ein- oder mehrlagiges Filtermaterial insbesondere zur Herstellung von Filterbeuteln oder Filtertüten für Aufgussgetränke auf Basis eines Langfaserpapiers, dadurch gekennzeich­ net, dass es sichtbar gefärbte, gemäß Verordnung 36/l BGVV gesundheitlich unbedenkliche Chemiefasern auf Cellulosebasis und/oder Polymerfasern enthält, die zur Kennzeichnung des Füllguts von Filterbeuteln oder Filtertüten dienen.
2. Filtermaterial nach Anspruch 1, dadurch gekennzeichnet, dass die Polymerfasern aus Polypropylen, Polyethylen, Polyester oder Mischpolymeren hiervon ausgewählt sind.
3. Filtermaterial nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass das Flächenge­ wicht des Filtermaterials zwischen 10 und 80 g/m2. vorzugsweise zwischen 10 und 40 g/m2, und besonders bevorzugt zwischen 12 und 20 g/m2 liegt.
4. Filtermaterial nach einem der Ansprüche 1, 2 oder 3, dadurch gekennzeichnet, dass eine Schicht hauptsächlich Naturfasern, beispielsweise Nadelholzzellstoff und/oder Manila­ fasern enthält.
5. Filtermaterial nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass eine zweite Schicht hauptsächlich heißschmelzbare Polymerfasern enthält und mit der ersten Schicht fest verbunden ist.
6. Filtermaterial nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass es 5-­ 25%, bevorzugt 5-20%, bezogen auf das Flächengewicht des Filtermaterials, gefärbte Che­ miefasern, gefärbte Polymerfasern oder eine Mischung daraus enthält.
7. Filtermaterial nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass die eingesetzten gefärbten Chemie- und/oder Polymerfasern einen Fasertiter von 0,40 bis 20 dtex und eine Faserlänge zwischen 2 und 15 mm haben.
DE20306078U 2003-04-16 2003-04-16 Filtermaterial Expired - Lifetime DE20306078U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20306078U DE20306078U1 (de) 2003-04-16 2003-04-16 Filtermaterial

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20306078U DE20306078U1 (de) 2003-04-16 2003-04-16 Filtermaterial

Publications (1)

Publication Number Publication Date
DE20306078U1 true DE20306078U1 (de) 2003-11-20

Family

ID=29594737

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20306078U Expired - Lifetime DE20306078U1 (de) 2003-04-16 2003-04-16 Filtermaterial

Country Status (1)

Country Link
DE (1) DE20306078U1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102677545A (zh) * 2012-06-01 2012-09-19 福建省建宁县联丰造纸有限公司 一种非热封型茶叶滤纸生产工艺
EP2977512A1 (de) 2014-07-25 2016-01-27 Cofresco Frischhalteprodukte GmbH & Co. KG Papier
DE102018107944B3 (de) * 2018-04-04 2019-06-19 Delfortgroup Ag Verbessertes filterpapier, herstellungsverfahren und daraus gefertigter beutel

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102677545A (zh) * 2012-06-01 2012-09-19 福建省建宁县联丰造纸有限公司 一种非热封型茶叶滤纸生产工艺
EP2977512A1 (de) 2014-07-25 2016-01-27 Cofresco Frischhalteprodukte GmbH & Co. KG Papier
DE102014110503A1 (de) 2014-07-25 2016-01-28 Cofresco Frischhalteprodukte Gmbh & Co. Kg Papier
DE102018107944B3 (de) * 2018-04-04 2019-06-19 Delfortgroup Ag Verbessertes filterpapier, herstellungsverfahren und daraus gefertigter beutel
WO2019192787A1 (de) * 2018-04-04 2019-10-10 Delfortgroup Ag Verbessertes filterpapier

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20031224

R150 Term of protection extended to 6 years

Effective date: 20060428

R151 Term of protection extended to 8 years

Effective date: 20090511

R158 Lapse of ip right after 8 years

Effective date: 20111101