CA2758056A1 - Hydrogels cryotropes et leur utilisation comme filtres - Google Patents

Hydrogels cryotropes et leur utilisation comme filtres Download PDF

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Publication number
CA2758056A1
CA2758056A1 CA2758056A CA2758056A CA2758056A1 CA 2758056 A1 CA2758056 A1 CA 2758056A1 CA 2758056 A CA2758056 A CA 2758056A CA 2758056 A CA2758056 A CA 2758056A CA 2758056 A1 CA2758056 A1 CA 2758056A1
Authority
CA
Canada
Prior art keywords
filter
particle
smoke
hydrogel
cigarette
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.)
Abandoned
Application number
CA2758056A
Other languages
English (en)
Inventor
Ashok Kumar
Haider Sami
Akshay Srivastava
Animangsu Ghatak
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.)
Protista International AB
Original Assignee
Protista International AB
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 Protista International AB filed Critical Protista International AB
Publication of CA2758056A1 publication Critical patent/CA2758056A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • A24D3/048—Tobacco smoke filters characterised by their shape or structure containing additives
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0229—Filter rod forming processes
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/062—Use of materials for tobacco smoke filters characterised by structural features
    • A24D3/066—Use of materials for tobacco smoke filters characterised by structural features in the form of foam or having cellular structure
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/067—Use of materials for tobacco smoke filters characterised by functional properties
    • A24D3/068—Biodegradable or disintegrable
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • 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
    • B01D39/1669—Cellular material
    • B01D39/1676—Cellular material of synthetic origin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • 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
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
    • B01D2239/0421—Rendering the filter material hydrophilic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/20—Organic adsorbents
    • B01D2253/202—Polymeric adsorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/30—Physical properties of adsorbents
    • B01D2253/34—Specific shapes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/702—Hydrocarbons
    • B01D2257/7022—Aliphatic hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/702—Hydrocarbons
    • B01D2257/7027—Aromatic hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/93—Toxic compounds not provided for in groups B01D2257/00 - B01D2257/708

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
CA2758056A 2009-03-16 2010-03-16 Hydrogels cryotropes et leur utilisation comme filtres Abandoned CA2758056A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0950156-0 2009-03-16
SE0950156 2009-03-16
PCT/SE2010/050285 WO2010107375A1 (fr) 2009-03-16 2010-03-16 Hydrogels cryotropes et leur utilisation comme filtres

Publications (1)

Publication Number Publication Date
CA2758056A1 true CA2758056A1 (fr) 2010-09-23

Family

ID=42739856

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2758056A Abandoned CA2758056A1 (fr) 2009-03-16 2010-03-16 Hydrogels cryotropes et leur utilisation comme filtres

Country Status (5)

Country Link
US (2) US20120160254A1 (fr)
EP (1) EP2411113A4 (fr)
CN (1) CN102740946A (fr)
CA (1) CA2758056A1 (fr)
WO (1) WO2010107375A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10271574B2 (en) 2012-03-28 2019-04-30 Philip Morris Products S.A. Liquid tobacco composition
KR102092622B1 (ko) * 2012-04-30 2020-03-25 필립모리스 프로덕츠 에스.에이. 에어로젤을 포함하는 흡연 물품 마우스피스
CN105661638B (zh) * 2016-01-26 2019-08-30 广东中烟工业有限责任公司 一种提高卷烟烟气中水分含量的方法
CN108948229B (zh) * 2018-06-29 2021-08-06 中南民族大学 一种4-甲基伞形酮富集材料及其用途
KR20210098448A (ko) * 2018-12-07 2021-08-10 필립모리스 프로덕츠 에스.에이. 생분해성 여과 물질을 갖는 에어로졸 발생 물품
CN109619686A (zh) * 2018-12-28 2019-04-16 山东圣和塑胶发展有限公司 棒状多孔的电子烟气生成物的冷却元件及其制备方法
CN111067136A (zh) * 2019-11-13 2020-04-28 湖北中烟工业有限责任公司 一种用于低温卷烟降温段的材料及其制备方法及其应用

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1565A (en) * 1840-04-24 Movable loading-muzzle for rifles
US3470883A (en) * 1968-08-29 1969-10-07 Nat Patent Dev Corp Tobacco smoke filters
US3632361A (en) * 1969-06-26 1972-01-04 Fmc Corp Water-insoluble microcrystalline collagen absorbent mat
US3977417A (en) * 1973-03-23 1976-08-31 Philip Morris Incorporated Smoking article and process for filtering tobacco smoke employing a cross-linked organic oil filter material
US5502082A (en) * 1991-12-20 1996-03-26 Alliedsignal Inc. Low density materials having good compression strength and articles formed therefrom
US6387495B1 (en) * 1999-04-16 2002-05-14 Kimberly-Clark Worldwide, Inc. Superabsorbent-containing composites
SE0103403D0 (sv) * 2001-10-12 2001-10-12 Protista Internat Ab Separation medium, ITS preparation and ITS use
EP1356865A1 (fr) * 2002-04-19 2003-10-29 OMG AG & Co. KG Article comprenant un cryogel
US20050247323A1 (en) * 2004-05-10 2005-11-10 Brown & Williamson Tobacco Corporation Selective filtration of cigarette smoke using chitosan derivatives
US20110117596A1 (en) * 2006-03-21 2011-05-19 Bo Mattiasson Composite sorbent material, its preparation and its use
KR100743562B1 (ko) * 2006-07-20 2007-07-27 금오공과대학교 산학협력단 폴리비닐알코올/히드록시아파타이트 동결융해 겔 및 그제조방법
JP5694167B2 (ja) * 2008-09-15 2015-04-01 マリア・ストローム ビニルアルコールコポリマークリオゲル、ビニルアルコールコポリマー並びにそれらの方法及び製品

Also Published As

Publication number Publication date
WO2010107375A1 (fr) 2010-09-23
US20120160254A1 (en) 2012-06-28
EP2411113A1 (fr) 2012-02-01
CN102740946A (zh) 2012-10-17
EP2411113A4 (fr) 2014-10-29
US20140113786A1 (en) 2014-04-24

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FZDE Dead

Effective date: 20150317