EP2879530A4 - Methods of producing filters and filter rods comprising porous masses and articles relating thereto - Google Patents

Methods of producing filters and filter rods comprising porous masses and articles relating thereto

Info

Publication number
EP2879530A4
EP2879530A4 EP13825032.9A EP13825032A EP2879530A4 EP 2879530 A4 EP2879530 A4 EP 2879530A4 EP 13825032 A EP13825032 A EP 13825032A EP 2879530 A4 EP2879530 A4 EP 2879530A4
Authority
EP
European Patent Office
Prior art keywords
methods
filter rods
porous masses
articles relating
producing filters
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.)
Withdrawn
Application number
EP13825032.9A
Other languages
German (de)
French (fr)
Other versions
EP2879530A1 (en
Inventor
Raymond Robertson
Davy Biesmans
Charles O Flotten
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.)
Acetate International LLC
Original Assignee
Celanese Acetate LLC
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 Celanese Acetate LLC filed Critical Celanese Acetate LLC
Publication of EP2879530A1 publication Critical patent/EP2879530A1/en
Publication of EP2879530A4 publication Critical patent/EP2879530A4/en
Withdrawn legal-status Critical Current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
    • A24D3/02—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
    • A24D3/04—Tobacco smoke filters characterised by their shape or 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
    • A24D3/062—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
    • A24D3/17—Filters specially adapted for simulated smoking devices

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Filtering Materials (AREA)
EP13825032.9A 2012-08-01 2013-07-31 Methods of producing filters and filter rods comprising porous masses and articles relating thereto Withdrawn EP2879530A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261678335P 2012-08-01 2012-08-01
PCT/US2013/052993 WO2014022544A1 (en) 2012-08-01 2013-07-31 Methods of producing filters and filter rods comprising porous masses and articles relating thereto

Publications (2)

Publication Number Publication Date
EP2879530A1 EP2879530A1 (en) 2015-06-10
EP2879530A4 true EP2879530A4 (en) 2016-06-22

Family

ID=50024263

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13825032.9A Withdrawn EP2879530A4 (en) 2012-08-01 2013-07-31 Methods of producing filters and filter rods comprising porous masses and articles relating thereto

Country Status (13)

Country Link
US (1) US20140034072A1 (en)
EP (1) EP2879530A4 (en)
JP (1) JP6058797B2 (en)
KR (1) KR20150016556A (en)
CN (1) CN104394719A (en)
BR (1) BR112014028707A2 (en)
CA (1) CA2872287A1 (en)
CL (1) CL2014003519A1 (en)
CO (1) CO7160101A2 (en)
EA (1) EA201492159A1 (en)
MX (1) MX2014014809A (en)
SG (1) SG11201407571VA (en)
WO (1) WO2014022544A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9386803B2 (en) 2010-01-06 2016-07-12 Celanese Acetate Llc Tobacco smoke filter for smoking device with porous mass of active particulate
CN103330283B (en) 2010-10-15 2016-08-10 塞拉尼斯醋酸纤维有限公司 Form the equipment of smoke filter porous mass, system and correlation technique
GB201209345D0 (en) * 2012-05-25 2012-07-11 Filtrona Filter Prod Dev Co Tobacco smoke filter and method of production
CN105862515B (en) * 2016-04-12 2017-06-20 杭州特种纸业有限公司 A kind of thermosetting air paper and preparation method thereof
CN105901765A (en) * 2016-05-27 2016-08-31 阜阳卷烟材料厂 Cigarette filter rod capable of enabling aroma to be lasting
US11019847B2 (en) * 2016-07-28 2021-06-01 Rai Strategic Holdings, Inc. Aerosol delivery devices including a selector and related methods
US10115436B1 (en) * 2017-06-20 2018-10-30 Seagate Technology Llc Filter media and filter products for electronic enclosures
CN107951070A (en) * 2017-11-22 2018-04-24 曹宏 A kind of composite cigarette filter and preparation method thereof and a kind of cigarette
US10480691B2 (en) * 2018-02-08 2019-11-19 X.J. Electrics (Hubei) Co., Ltd. Water pipe
CN108851213B (en) * 2018-08-06 2020-12-29 江西中烟工业有限责任公司 Cigarette filter rod containing large-particle solid aromatic beads and preparation method thereof
KR102425542B1 (en) * 2018-10-30 2022-07-26 주식회사 케이티앤지 Disposable liquid type aerosol-generating device and device comprising theh same
WO2020153491A1 (en) * 2019-01-25 2020-07-30 日本たばこ産業株式会社 Filter for smoking article
CN110013806B (en) * 2019-04-17 2021-10-26 云南中烟工业有限责任公司 Graphene-plant porous composite microsphere and preparation method and application thereof
CN112023537B (en) * 2019-06-03 2024-01-30 东华大学 Processing method of filter material of bag type dust collector
MX2023001254A (en) * 2020-07-29 2023-03-03 Acetate Int Llc Catalyst introduction methods for accelerated deacetylation of cellulose esters.
CN113197340B (en) * 2021-05-31 2022-02-11 云南中烟工业有限责任公司 Heating cigarette filter rod with natural ventilation function and heating cigarette comprising same
CN113947544B (en) * 2021-10-18 2022-05-31 江阴仟亿日化包装有限公司 Automated custom object driven system
CN114431524A (en) * 2022-03-01 2022-05-06 湖北中烟工业有限责任公司 Cooling type composite filter rod and application thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080302373A1 (en) * 2007-06-11 2008-12-11 R.J. Reynolds Tobacco Company Apparatus for Inserting Objects into a Filter Component of a Smoking Article, and Associated Method

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6503013A (en) * 1964-03-23 1965-09-24
US3217715A (en) * 1965-05-24 1965-11-16 American Filtrona Corp Smoke filter and smoking devices formed therewith
JPS5019640B1 (en) * 1967-10-11 1975-07-08
DE2555129C3 (en) * 1975-12-08 1979-10-18 Baumgartner Papiers Sa Cigarette filter unit and device for producing the same
US4090520A (en) * 1976-12-15 1978-05-23 Acumeter Laboratories, Inc. Method of and apparatus for adhering sheet material wrappings and the like
JPH08289925A (en) * 1995-04-24 1996-11-05 Daicel Sakai Jitsugyo Kk Cigarette-like smelling utensil and manufacture of the same
DE10119820A1 (en) * 2001-04-23 2002-10-24 Hauni Maschinenbau Ag Cigarette filter consists of different types of filter material enclosed by transparent jacketing material and outer paper cover
EP1526784B1 (en) * 2002-08-08 2006-02-22 Wonowidjoyo, Susilo Method for producing filter cigarettes
ATE347282T1 (en) * 2002-09-02 2006-12-15 Hauni Maschinenbau Ag METHOD AND DEVICE FOR ASSEMBLING GROUPS OF FILTER SEGMENTS
BR0215988B1 (en) * 2002-12-19 2012-01-24 process for manufacturing composite cigarette filter.
US7836895B2 (en) * 2003-06-23 2010-11-23 R. J. Reynolds Tobacco Company Filtered cigarette incorporating a breakable capsule
KR100664827B1 (en) * 2005-09-06 2007-01-04 브리티쉬 아메리칸 토바코 코리아 (주) System for sensing cigarette filter and method thereof
GB0911260D0 (en) * 2009-06-30 2009-08-12 British American Tobacco Co Applicator
WO2012047348A1 (en) * 2010-10-06 2012-04-12 Celanese Acetate Llc Smoke filters for smoking devices with porous masses having a carbon particle loading and an encapsulated pressure drop
MX342775B (en) * 2010-10-06 2016-10-11 Celanese Acetate Llc Smoke filters for smoking devices with porous masses having a carbon particle loading and an encapsulated pressure drop.
CN103330283B (en) * 2010-10-15 2016-08-10 塞拉尼斯醋酸纤维有限公司 Form the equipment of smoke filter porous mass, system and correlation technique

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080302373A1 (en) * 2007-06-11 2008-12-11 R.J. Reynolds Tobacco Company Apparatus for Inserting Objects into a Filter Component of a Smoking Article, and Associated Method

Also Published As

Publication number Publication date
JP2015521488A (en) 2015-07-30
JP6058797B2 (en) 2017-01-11
WO2014022544A1 (en) 2014-02-06
CA2872287A1 (en) 2014-02-06
MX2014014809A (en) 2015-02-12
US20140034072A1 (en) 2014-02-06
CL2014003519A1 (en) 2015-06-12
EP2879530A1 (en) 2015-06-10
CN104394719A (en) 2015-03-04
BR112014028707A2 (en) 2017-06-27
SG11201407571VA (en) 2015-03-30
KR20150016556A (en) 2015-02-12
EA201492159A1 (en) 2015-05-29
CO7160101A2 (en) 2015-01-15

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20141219

AK Designated contracting states

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20160523

RIC1 Information provided on ipc code assigned before grant

Ipc: A24D 3/02 20060101AFI20160517BHEP

Ipc: A24D 3/00 20060101ALI20160517BHEP

17Q First examination report despatched

Effective date: 20180515

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: ACETATE INTERNATIONAL LLC

STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20180926