TOBACCO SMOKE FILTER

To provide a tobacco smoke filter including a nonwoven fabric which has superior biodegradability and a performance suitable for use as a filter.SOLUTION: A tobacco smoke filter or a filter element includes a nonwoven fabric. The nonwoven fabric comprises a sheet of staple fibers and a water soluble...

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Main Authors STEPHEN JOHN RUSSELL, VERA CHETTY, ANTHONY DENIS MCCORMACK, MATTHEW JAMES TIPPER
Format Patent
LanguageEnglish
Japanese
Published 26.03.2020
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Abstract To provide a tobacco smoke filter including a nonwoven fabric which has superior biodegradability and a performance suitable for use as a filter.SOLUTION: A tobacco smoke filter or a filter element includes a nonwoven fabric. The nonwoven fabric comprises a sheet of staple fibers and a water soluble binder, and has a basis weight of 25-42 gsm. The water soluble binder is uniformly applied onto at least one face of the sheet of staple fibers. The nonwoven fabric has dispersibility where 95% or more of the nonwoven fabric passes through 6.3 mm aperture screens after being subjected to EDANA Standard FG511.1 Tier 1 Dispersability Shake Flask Test using screens of 1.6, 3.15, 6.3 and 12.5 mm aperture) in the tobacco smoke filter or the filter element.SELECTED DRAWING: Figure 1 【課題】フィルタとして使用するのに適している性能と、優れた生分解性とを有している不織布を含むたばこ煙フィルタフィルタを提供すること。【解決手段】不織布を含むたばこ煙フィルタ又はフィルタ・エレメントであって、不織布はステープル・ファイバ・シートと、水溶性バインダとを含み、不織布の坪量は25〜42gsmであり、水溶性バインダは、ステープル・ファイバ・シートの少なくとも一方の面上に均一に被覆されている、そして不織布が1.6mm,3.15mm,6.3mm及び12.5mm開口のスクリーンを使用してEDANA基準FG511.1 Tier 1 Dispersability Shake Flask Testを施した後に該不織布の95%以上が6.3mm開口スクリーンを通過する分散性を有している、たばこ煙フィルタ又はフィルタ・エレメント。【選択図】図1
AbstractList To provide a tobacco smoke filter including a nonwoven fabric which has superior biodegradability and a performance suitable for use as a filter.SOLUTION: A tobacco smoke filter or a filter element includes a nonwoven fabric. The nonwoven fabric comprises a sheet of staple fibers and a water soluble binder, and has a basis weight of 25-42 gsm. The water soluble binder is uniformly applied onto at least one face of the sheet of staple fibers. The nonwoven fabric has dispersibility where 95% or more of the nonwoven fabric passes through 6.3 mm aperture screens after being subjected to EDANA Standard FG511.1 Tier 1 Dispersability Shake Flask Test using screens of 1.6, 3.15, 6.3 and 12.5 mm aperture) in the tobacco smoke filter or the filter element.SELECTED DRAWING: Figure 1 【課題】フィルタとして使用するのに適している性能と、優れた生分解性とを有している不織布を含むたばこ煙フィルタフィルタを提供すること。【解決手段】不織布を含むたばこ煙フィルタ又はフィルタ・エレメントであって、不織布はステープル・ファイバ・シートと、水溶性バインダとを含み、不織布の坪量は25〜42gsmであり、水溶性バインダは、ステープル・ファイバ・シートの少なくとも一方の面上に均一に被覆されている、そして不織布が1.6mm,3.15mm,6.3mm及び12.5mm開口のスクリーンを使用してEDANA基準FG511.1 Tier 1 Dispersability Shake Flask Testを施した後に該不織布の95%以上が6.3mm開口スクリーンを通過する分散性を有している、たばこ煙フィルタ又はフィルタ・エレメント。【選択図】図1
Author VERA CHETTY
STEPHEN JOHN RUSSELL
ANTHONY DENIS MCCORMACK
MATTHEW JAMES TIPPER
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Snippet To provide a tobacco smoke filter including a nonwoven fabric which has superior biodegradability and a performance suitable for use as a filter.SOLUTION: A...
SourceID epo
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SubjectTerms CIGARETTES
CIGARS
HUMAN NECESSITIES
MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
MOUTHPIECES FOR CIGARS OR CIGARETTES
SMOKERS' REQUISITES
TOBACCO
TOBACCO SMOKE FILTERS
Title TOBACCO SMOKE FILTER
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