US20120192883A1 - Cigarette filter - Google Patents
Cigarette filter Download PDFInfo
- Publication number
- US20120192883A1 US20120192883A1 US13/384,982 US201013384982A US2012192883A1 US 20120192883 A1 US20120192883 A1 US 20120192883A1 US 201013384982 A US201013384982 A US 201013384982A US 2012192883 A1 US2012192883 A1 US 2012192883A1
- Authority
- US
- United States
- Prior art keywords
- cigarette filter
- tipping film
- film according
- less
- filter tipping
- 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
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
- A24D1/00—Cigars; Cigarettes
- A24D1/02—Cigars; Cigarettes with special covers
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
- A24B15/18—Treatment of tobacco products or tobacco substitutes
- A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
- A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
- A24C5/56—Making tipping materials, e.g. sheet cork for mouthpieces of cigars or cigarettes, by mechanical means
-
- 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
- A24D1/00—Cigars; Cigarettes
- A24D1/04—Cigars; Cigarettes with mouthpieces or filter-tips
- A24D1/047—Cigars; Cigarettes with mouthpieces or filter-tips extensible
-
- 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
-
- 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
- A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/05—Alcohols; Metal alcoholates
- C08K5/053—Polyhydroxylic alcohols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2301/02—Cellulose; Modified cellulose
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
Definitions
- the present application concerns a cigarette filter having a filtration material and a tipping film, more particularly a biodegradable tipping film with excellent physical properties, in particular with regard to elongation, tensile strength and shrinkage, but also as far as flatness and tube/curl are concerned.
- the present invention seeks to address these issues.
- an at least partially transparent cigarette filter tipping film comprising a biodegradable substrate, and softener in an amount of less than 25% by weight of the biodegradable substrate.
- the biodegradable substrate is selected from biodegradable substrates, PLA substrates, starch based polymers, hydroxyalkanoates and other biopolymers, but is preferably a cellulosic substrate.
- the invention also provides a cigarette filter comprising a filtration material encased in a cylinder of aforesaid tipping film.
- the tipping film is at least mostly transparent so that the filtration material can be viewed through the tipping film.
- the softener is present in the tipping film in an amount of less than 24% by weight, more preferably less than 21% by weight and most preferably less than 18% by weight of the biodegradable substrate.
- the substrate is preferably provided with an antiblock/winding aid additive.
- the antiblock/winding aid additive is preferably provided in an amount of less than about 0.5%, more preferably less than about 0.4, even more preferably less than about 0.3 and most preferably less than about 0.2% by weight of the biodegradable substrate.
- the antiblock/winding aid when present may be selected from any suitable material, but is preferably selected from amorphous silica, polyethylene glycol, and any other suitable antiblock/winding agent selected from the TVO list, and combinations of two or more thereof.
- the tipping films of the invention preferably exhibit an elongation in the machine direction of less than 15%, more preferably less than 13% and most preferably less than 11% when subjected to standard testing conditions referred to herein in the Examples.
- the tipping films of the invention exhibit excellent properties with regard to flatness and tube/curl.
- Tube/curl Is measured by hanging approx. 600 mm of cast film from a suspended mill roll, strips are cut in the machine direction 100 mm apart across the width of the roll, film is left to stand for 15-20 seconds, visual checks for tube and curl are made and results are recorded in degrees.
- the tipping films of the invention exhibit a Young's Modulus in the machine direction of more than 4000 MPa, more preferably more than 5000 MPa and most preferably more than 5500 MPa when subjected to standard testing conditions referred to herein in the Examples.
- the tipping films of the invention may also be important to ensure that the tipping films of the invention do not exhibit too high a shrinkage, in order to allow satisfactory machinability of the film.
- the tipping films of the invention exhibit a shrinkage under tropical conditions in the machine and/or transverse directions of less than 5%, more preferably less than 4% and most preferably less than 3.75% when subjected to standard testing conditions referred to herein in the Examples.
- the tipping films of the invention exhibit a Haze of less than 2.15, more preferably less than 2.10 and most preferably less than 2.05 when subjected to standard testing conditions referred to herein in the Examples.
- the tipping films of the invention exhibit a Gloss of more than 98, more preferably more than 99 and most preferably more than 100 when subjected to standard testing conditions referred to herein in the Examples.
- a 28 ⁇ m film of regenerated cellulose was cast from solution under standard conditions and in the presence of a glycerol softener in an amount of approximately 12% by weight and an amorphous silica antiblock in an amount of approximately 0.1% by weight. Any other additives and components of the film were present in standard quantities, and selected from the TVO list.
- the films of Examples 1 to 5 exhibit considerably less elongation than the comparative example, a property which facilitates the compatibility of such films with conventional industrial plant for the manufacture of cigarette tipping films.
- Attachment 1 The substances listed in Attachment 1 are approved for the commercial manufacture of tobacco products for the purposes specified therein. The approval of the substances listed in Attachment 1 Part B runs until Dec. 31, 2006.
- camphor may be used for the manufacture of snuff in an amount of up to a maximum of 2 grams per 100 grams of product.
- cigars may display the declaration “natural colorant” or similar wording indicating the natural condition of the wrapper if they are neither colored nor powdered and have received no other surface treatment.
- Cigars with an artificial wrapper or a wrapper consisting of a tobacco sheet provided this is declared on the packages by a clearly visible, easily legible statement “with artificial wrapper;” if the weight proportion of tobacco in the wrapper exceeds 50%, the wording “with tobacco-containing artificial wrapper” may be used instead.
- the declaration may be omitted if the weight proportion of tobacco in the tobacco sheet is at least 75% on a dry weight basis.
- Glycerophosphoric acid and its sodium, potassium and magnesium compounds up to a maximum total amount of 5% on a dry weight basis
- Methylcellulose (E 461) also hydroxyethylated or carboxymethylated
- glycerol acetate may be added to these mixtures.
- Sodium, potassium, calcium and magnesium compounds of carbonic acid formic acid, acetic acid, malic acid, citric acid, tartaric acid, lactic acid and nitric acid.
- Glycerol acetate as binder for cellulose acetate
- the lacquer coatings must be dried in such a manner that no volatile fractions, and particularly no solvents, will be transferred from them to the mouthpieces. After application to an appropriate carrier material, 1 dm 2 of lacquered surface must not release more than
- the substances listed under letters a to g may contain only technically unavoidable residues of monomer starting materials and of any added extractable manufacturing aids.
- Sorbic acid (E 200), sodium sorbate, potassium sorbate (E 202) and calcium sorbate (E 203) up to 2 grams per kilogram of product on a dry weight basis
- Benzoic acid (E 210) and sodium benzoate (E 211) up to 5 grams per kilogram of product, calculated as benzoic acid on a dry weight basis
- Ethyl para-hydroxybenzoate (E 214) and propyl para-hydroxybenzoate (E 216) and their sodium compounds (E 215 and E 217) up to 5 grams per kilogram of product calculated as benzoic acid on a dry weight basis
- the maximum amount indicated for each substance shall be reduced by a percentage equivalent to the cumulative maximum amounts of the other substances contained in the mixture.
- Buckthorn berry extract prepared by extracting buckthorn berries ( Rhamnus cartharticus ) with water
- Yellowwood extract prepared by extracting yellowwood ( Morus tinctoria ) with water
- Gold bronze copper-zinc alloy with a maximum zinc content of 15%
- Titanium dioxide (E 171), also mixed with mica, where the mica content must not exceed 75% and the colorant mixture must be enveloped by a lacquer binding agent.
- Iron (III) sulfate iron (III) sulfate (ferric sulfate)
- Iron (III) sulfate iron (III) sulfate (ferric sulfate)
- Binding agents for printing inks and coatings of filter wrappers, mouthpieces and filter (mouthpiece) tipping are provided.
- Unsaturated drying oils namely linseed oil and wood oil and the stand oils produced from them by heating.
- Alkyd resins (polyester from polyhydric alcohols and phthalic acid), also fatty acid modified; fatty acid chain length of C 6 and higher
- Drying agents in accordance with German Industry Standard [DIN] 55901; salts and oxides of cobalt, manganese, iron, calcium, zirconium and cerium with naphthenic acids, saturated, primarily tertiary, monocarboxylic acids of C 9 -C 11 and 2-ethyl caproic (hexanoic) acid.
- the dried lacquer film may contain at most 0.2% of cobalt or at most 0.5% of the other drying agents (each based on the metal).
- Agaric acid (agaricine, Acidum agarinicum)
- Birch tar oil (oleum Betulae empyreumaticum)
- Juniper tar oil (oleum Juniperi empyreumaticum)
- Camphor wood (lignum Camphorae)
- Tansy (herba Tanaceti, worm herb)
- Woodruff (Asperula odorata)
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- General Chemical & Material Sciences (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Tobacco Products (AREA)
- Biological Depolymerization Polymers (AREA)
- Laminated Bodies (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0914250A GB0914250D0 (en) | 2009-08-14 | 2009-08-14 | Cigarette filter |
GB0914250.6 | 2009-08-14 | ||
GB1011993.1A GB2482025B (en) | 2010-07-16 | 2010-07-16 | Cigarette filter |
GB1011993.1 | 2010-07-16 | ||
PCT/GB2010/051296 WO2011018649A2 (en) | 2009-08-14 | 2010-08-05 | Cigarette filter |
Publications (1)
Publication Number | Publication Date |
---|---|
US20120192883A1 true US20120192883A1 (en) | 2012-08-02 |
Family
ID=43088954
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US13/384,982 Abandoned US20120192883A1 (en) | 2009-08-14 | 2010-08-05 | Cigarette filter |
US12/854,233 Expired - Fee Related US8256434B2 (en) | 2009-08-14 | 2010-08-11 | Cigarette filter |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/854,233 Expired - Fee Related US8256434B2 (en) | 2009-08-14 | 2010-08-11 | Cigarette filter |
Country Status (14)
Country | Link |
---|---|
US (2) | US20120192883A1 (zh) |
EP (1) | EP2464251B1 (zh) |
JP (1) | JP5826176B2 (zh) |
KR (1) | KR101779556B1 (zh) |
CN (2) | CN102469834A (zh) |
BR (1) | BR112012003144A2 (zh) |
CA (1) | CA2768544A1 (zh) |
CY (1) | CY1120710T1 (zh) |
EA (1) | EA022391B1 (zh) |
ES (1) | ES2675554T3 (zh) |
HK (1) | HK1213443A1 (zh) |
MY (1) | MY155669A (zh) |
SG (1) | SG178068A1 (zh) |
WO (1) | WO2011018649A2 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106893410A (zh) * | 2017-04-12 | 2017-06-27 | 江苏泰格油墨有限公司 | 一种甜味上光油及其制备方法 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102783712A (zh) * | 2012-08-08 | 2012-11-21 | 福建中烟工业有限责任公司 | 一种滤棒增香茶颗粒及其制备方法 |
UA116785C2 (uk) | 2012-12-04 | 2018-05-10 | Філіп Морріс Продактс С.А. | Курильний виріб з прозорою обгорткою |
CN103054183B (zh) * | 2012-12-27 | 2014-11-05 | 广东中烟工业有限责任公司 | 一种环境友好型卷烟滤嘴及其制备方法 |
GB201400990D0 (en) * | 2014-01-21 | 2014-03-05 | British American Tobacco Co | Filter materials and filters made therefrom |
US10189239B2 (en) * | 2015-12-16 | 2019-01-29 | Materion Corporation | Ability to three-dimensionally print an aperture mask on a multi spectral filter array |
CN111328263A (zh) * | 2017-11-28 | 2020-06-23 | 菲利普莫里斯生产公司 | 具有改进的口端腔的气溶胶生成制品 |
KR102182459B1 (ko) * | 2019-06-17 | 2020-11-24 | 김대식 | 궐련형 전자 담배의 필터용 토우 제조방법 |
CN111758556A (zh) * | 2020-07-20 | 2020-10-13 | 通化市农业科学研究院 | 一种玉米高容重高配合力自交系通29396的选育方法 |
CN113186751B (zh) * | 2021-03-01 | 2022-09-09 | 云南中烟工业有限责任公司 | 一种燃烧后裂口率低且灰度值高的天然植物色料卷烟纸 |
CN113197344B (zh) * | 2021-05-13 | 2022-05-24 | 云南中烟工业有限责任公司 | 一种复合醋酸纤维、其制备方法及用途 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2451768A (en) * | 1945-03-13 | 1948-10-19 | Du Pont | Regenerated cellulose film manufacture |
US2658843A (en) * | 1950-07-25 | 1953-11-10 | American Viscose Corp | Method of rendering regenerated cellulose resistant to sticking and article produced |
US3227791A (en) * | 1962-08-08 | 1966-01-04 | Eastman Kodak Co | Process for producing tobacco smoke filter elements from cellulose ester filaments containing polyethylene glycol |
US3265555A (en) * | 1962-04-10 | 1966-08-09 | Harold R Dalton | Adhesive coated sheets and method of manufacture |
US3639324A (en) * | 1969-10-13 | 1972-02-01 | Du Pont | Coating composition of copolymeric vinylidene chloride process of preparation thereof and articles coated therewith |
US20020198215A1 (en) * | 2000-10-23 | 2002-12-26 | Lino Tavares | Terazosin transdermal device and methods |
US20080230079A1 (en) * | 2007-03-21 | 2008-09-25 | Philip Morris Usa Inc. | Multi-component filter providing improved flavour enhancement |
Family Cites Families (9)
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US1983530A (en) * | 1932-04-25 | 1934-12-11 | Du Pont Cellophane Co Inc | Tissue for cigarettes |
US2108808A (en) * | 1934-06-26 | 1938-02-22 | Du Pont | Transparent materials and method of making same |
US20030178039A1 (en) * | 1998-02-26 | 2003-09-25 | White Jackie Lee | Water soluble sheet material |
DE10119820A1 (de) * | 2001-04-23 | 2002-10-24 | Hauni Maschinenbau Ag | Filter und Verfahren zur Herstellung von Filtern |
DE10301786A1 (de) * | 2003-01-20 | 2004-07-29 | Mitsubishi Polyester Film Gmbh | Mehrschichtige transparente, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung |
CN100506398C (zh) * | 2003-07-30 | 2009-07-01 | 海南赛诺实业有限公司 | 热收缩型涂布薄膜的生产方法 |
JP2005161584A (ja) * | 2003-11-28 | 2005-06-23 | Kureha Chem Ind Co Ltd | ガスバリア性積層フィルム |
CN1563162A (zh) * | 2004-03-29 | 2005-01-12 | 郭志伟 | 淀粉基生物可降解软包装材料及其制备方法 |
US8613284B2 (en) * | 2008-05-21 | 2013-12-24 | R.J. Reynolds Tobacco Company | Cigarette filter comprising a degradable fiber |
-
2010
- 2010-08-05 JP JP2012524288A patent/JP5826176B2/ja not_active Expired - Fee Related
- 2010-08-05 CN CN2010800359917A patent/CN102469834A/zh active Pending
- 2010-08-05 CA CA2768544A patent/CA2768544A1/en not_active Abandoned
- 2010-08-05 BR BR112012003144A patent/BR112012003144A2/pt active Search and Examination
- 2010-08-05 MY MYPI2012000597A patent/MY155669A/en unknown
- 2010-08-05 ES ES10742542.3T patent/ES2675554T3/es active Active
- 2010-08-05 KR KR1020127006646A patent/KR101779556B1/ko active IP Right Grant
- 2010-08-05 WO PCT/GB2010/051296 patent/WO2011018649A2/en active Application Filing
- 2010-08-05 SG SG2012004297A patent/SG178068A1/en unknown
- 2010-08-05 CN CN201510089893.6A patent/CN104814527B/zh active Active
- 2010-08-05 EP EP10742542.3A patent/EP2464251B1/en not_active Not-in-force
- 2010-08-05 EA EA201270278A patent/EA022391B1/ru not_active IP Right Cessation
- 2010-08-05 US US13/384,982 patent/US20120192883A1/en not_active Abandoned
- 2010-08-11 US US12/854,233 patent/US8256434B2/en not_active Expired - Fee Related
-
2016
- 2016-02-05 HK HK16101438.0A patent/HK1213443A1/zh unknown
-
2018
- 2018-06-28 CY CY181100672T patent/CY1120710T1/el unknown
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2451768A (en) * | 1945-03-13 | 1948-10-19 | Du Pont | Regenerated cellulose film manufacture |
US2658843A (en) * | 1950-07-25 | 1953-11-10 | American Viscose Corp | Method of rendering regenerated cellulose resistant to sticking and article produced |
US3265555A (en) * | 1962-04-10 | 1966-08-09 | Harold R Dalton | Adhesive coated sheets and method of manufacture |
US3227791A (en) * | 1962-08-08 | 1966-01-04 | Eastman Kodak Co | Process for producing tobacco smoke filter elements from cellulose ester filaments containing polyethylene glycol |
US3639324A (en) * | 1969-10-13 | 1972-02-01 | Du Pont | Coating composition of copolymeric vinylidene chloride process of preparation thereof and articles coated therewith |
US20020198215A1 (en) * | 2000-10-23 | 2002-12-26 | Lino Tavares | Terazosin transdermal device and methods |
US20080230079A1 (en) * | 2007-03-21 | 2008-09-25 | Philip Morris Usa Inc. | Multi-component filter providing improved flavour enhancement |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106893410A (zh) * | 2017-04-12 | 2017-06-27 | 江苏泰格油墨有限公司 | 一种甜味上光油及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
US20110100386A1 (en) | 2011-05-05 |
KR101779556B1 (ko) | 2017-09-18 |
CN104814527A (zh) | 2015-08-05 |
CY1120710T1 (el) | 2019-12-11 |
CN104814527B (zh) | 2020-08-21 |
BR112012003144A2 (pt) | 2016-03-01 |
MY155669A (en) | 2015-11-13 |
EA201270278A1 (ru) | 2012-07-30 |
WO2011018649A3 (en) | 2011-06-23 |
CA2768544A1 (en) | 2011-02-17 |
EP2464251B1 (en) | 2018-03-28 |
SG178068A1 (en) | 2012-03-29 |
EA022391B1 (ru) | 2015-12-30 |
US8256434B2 (en) | 2012-09-04 |
JP5826176B2 (ja) | 2015-12-02 |
WO2011018649A2 (en) | 2011-02-17 |
KR20120048682A (ko) | 2012-05-15 |
CN102469834A (zh) | 2012-05-23 |
ES2675554T3 (es) | 2018-07-11 |
JP2013501515A (ja) | 2013-01-17 |
EP2464251A2 (en) | 2012-06-20 |
HK1213443A1 (zh) | 2016-07-08 |
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