CN1109304A - 一种卷烟复合滤嘴 - Google Patents

一种卷烟复合滤嘴 Download PDF

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CN1109304A
CN1109304A CN94112607A CN94112607A CN1109304A CN 1109304 A CN1109304 A CN 1109304A CN 94112607 A CN94112607 A CN 94112607A CN 94112607 A CN94112607 A CN 94112607A CN 1109304 A CN1109304 A CN 1109304A
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filter tip
hole
disc
porous device
porous
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宁宝纲
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Priority to CN94112607A priority Critical patent/CN1109304A/zh
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Priority to CN 95112077 priority patent/CN1128638A/zh
Priority to GB9522612A priority patent/GB2294861A/en
Priority to JP7290908A priority patent/JPH08205844A/ja
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    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24DCIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/04Tobacco smoke filters characterised by their shape or structure
    • A24D3/045Tobacco smoke filters characterised by their shape or structure with smoke acceleration means, e.g. impact-filters

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  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Abstract

一种卷烟滤嘴,其特征在于在普通滤嘴和烟丝之 间安装一多孔器,多孔器呈一端开口一端封闭的圆筒 状,在封闭圆面上开有孔,在筒侧面上开有槽形孔。 该滤嘴对焦油的截取率提高17—47%,CO含量降 低20—30%。

Description

本发明涉及烟草行业,尤其是卷烟生产过程。
一般讲,卷烟烟气中的焦油是吸烟致癌的主要成份,焦油中含有50种以上对人体有害的有机污染物,为了减少烟民中焦油对人体的危害,人们在卷烟上增加了过滤嘴,一般由醋酸纤维丝制造,但过滤嘴只能脱除部分烟气焦油,为了提高焦油脱除率,人们又开发出活性炭滤嘴,采用活性炭和纸卷过滤,如日本产Mild Seren香烟,但脱除率仍不够高,近来人们又采用在水松纸上打孔,制成通风滤嘴,该滤嘴可以减少CO含量,对烟气有稀释作用,从而降低焦油含量,但脱除率只有有限的提高。
本发明的目的在于提供一种近百分之百地脱除烟民中焦油的滤嘴。
本发明的特征在于普通滤嘴和烟丝之间安装一个多孔器(1),多孔器由塑料,纸,金属,木材或其它材料制成,呈一端开口一端封闭的圆筒状,在封闭圆面上开有孔(6),在圆筒壁上开有纵向槽形孔(5)。
多孔器的圆面厚度D为0.01~10mm,圆筒壁厚度d为0.01~2mm,筒长L0.01~120mm,圆筒直径与水松纸内径相同,圆面上孔的个数为1~5×105个,筒壁上的孔的个数为1~5×105个,单个孔面积为10-4~45mm2,孔分布可以是均匀的,也可以是非均匀的,圆面上孔形状为圆形,半圆形,正方形,长方形及不规则形,筒壁上的孔为直线型或曲线型槽状孔,槽形为半圆形,锯齿形,长方形,波浪形或不规则形。
在增加多孔器之后,原有的普通滤嘴的长度1可以相应缩短,但不能小于2mm,以2~100mm为宜。
在多孔器和普通滤嘴之间还可以有0~5层分布(8),分布层由滤纸,卫生纸,棉布及其它多孔薄膜材料制成。
多孔器的圆面朝向普通滤嘴为好,但圆面朝向烟丝并不降低脱除焦油的较力。
为了方便多孔器的制做,可将圆面和圆筒分别制成,然后用胶粘在一起,或将圆筒和圆面不经粘接直接安装在滤嘴中,也不降低脱除焦油的效力。
为了进一步降低CO的含量,还可在水松纸上打通风孔(4),孔径为0.005-0.25mm之间,孔的多数为0-1000个,沿圆周均匀分布,这些孔中的一部分直接与多孔器圆筒上的槽形孔(5)直接相通,以提高通风效果。
安装多孔器之后,烟气中焦油含量(质量比)睛降15-47%,CO百分含量(体积比)平均下降20-30%。本发明可通过调整多孔器上的孔径,孔数来调节吸阻及对烟碱的截取量,从而可以调整和抑制卷烟的口感,使吸烟者生理感觉达到满意并无异常感。而且本发明的复合滤嘴制做比目前已有的复合滤嘴有简单得多,成本低,制做方便,具有很强的应用价值。
由热力学定律可知,在常温下,除H2和He以外,一般气体的焦耳-汤姆逊系数m为正值因而一般气体绝热膨胀时温度下降,它服从绝热方程:
T/To=(P/Po)(r-1)/γ
To、Po是膨胀前温度和压力,T、P是膨胀后的温度和压力,r是热容比。安装多孔器后,卷烟的吸阻仍保持符合国家标准,约2000Pa,因而在吸烟时在滤嘴端产生一个真空度约为98000Pa的小空间,当烟气通过多孔器后,近似附合一般气体绝热膨胀过程,因而烟气温度急剧下降,烟气中焦油随之冷凝在滤嘴和水松纸上,从而实现了高效脱除烟气中焦油含量。本发明的多孔器的孔径和孔数的不同,使得吸阻和脱降率的不同。孔径和孔数并不是完全必要的限制,只要保证吸阻在国家标准范围内,孔径和孔数可以随机变化,多孔器甚至于可以是一张微孔膜,这都不影响多孔器的使用效力。
下面结合附图和实施例做进一步说明。
图1:为卷烟剖面图;
图2:为多孔器正视图;
图3:为多孔器仰视图;
图中1为多孔器1;2为普通滤嘴;3为水松纸;4为通风孔;5为槽形孔;6为圆面孔;7为烟丝;D为圆面厚度;L为多孔器长度;d为圆筒壁厚;I为滤嘴长度;8为分布层。
实施例1:
用厚约0.1mm的塑料片,制成长10mm,一端开口一端封闭的圆筒,并在封闭端圆面上开100个孔,孔径为φ0.15mm,孔心可非均匀分布,然后,将原装卷烟的滤嘴改装成为由多孔器和醋酸纤维棒(长10mm)组成的新型滤嘴,并且多孔器的圆面紧靠滤嘴。
实施例2:
复合卷烟滤嘴的制作同实施例1,但圆面上孔的个数为160个,孔径为φ0.12,并且在多孔器圆筒的侧面沿轴向均匀开8个宽1.5mm,长5mm的孔,使水松纸上75个φ0.1的孔有半数的孔能和它直接相通。然后,用这种多孔器制成具有新型复合滤嘴的各种牌号的卷烟。

Claims (6)

1、一种卷烟复合滤嘴,其特征是在普通滤嘴(2)和烟丝(7)之间安装的多孔器(1),呈一端开口、一端封闭圆筒状,其封闭面上开有孔(6),在圆筒壁上开有纵向槽形孔(5)。
2、一种如权利要求1所述的滤嘴,其特征是多孔器的圆面厚度D为0.01~10mm,圆筒壁厚度d为0.01~2mm,圆筒长L为0.01~120mm,圆面上孔的个数为1~5×105个,筒壁上的孔个数为1~5×105个,单个孔面积为10-4~45mm2,圆面上孔的形状为圆形,半圆形,正方形,长方形及不规则形,可均匀分布或非均匀分布,圆筒外直径与水松纸筒内径相同,筒壁上孔为直线形或曲线形槽状孔,槽形为半圆形,锯齿形,长方形,波浪形或不规则形。
3、一种如权利要求1、2所述的滤嘴,其特征是在多孔器与普通滤嘴之间有0-5层分布层(8),分布层由滤纸,卫生纸,棉布等多孔薄膜材料制成。
4、一种如权利要求1所述的滤嘴,其特征是多孔器的圆面朝向烟丝(7)或圆面朝向滤嘴(2)。
5、一种如权利要求1所述的滤嘴,其特征是多孔器的筒面和圆面是分离的。
6、一种如权利要求1所述的滤嘴,其特征是在水松纸上开有的通风孔(4),孔径0.005~0.75mm,孔的个数0-1000沿圆周均匀分布。
CN94112607A 1994-11-09 1994-11-09 一种卷烟复合滤嘴 Pending CN1109304A (zh)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN94112607A CN1109304A (zh) 1994-11-09 1994-11-09 一种卷烟复合滤嘴
CN 95112077 CN1128638A (zh) 1994-11-09 1995-10-25 一种卷烟复合滤嘴
GB9522612A GB2294861A (en) 1994-11-09 1995-11-03 Acomposite filter for a cigarette
JP7290908A JPH08205844A (ja) 1994-11-09 1995-11-09 紙巻きたばこ用複合フィルター

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN94112607A CN1109304A (zh) 1994-11-09 1994-11-09 一种卷烟复合滤嘴

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CN1109304A true CN1109304A (zh) 1995-10-04

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GB (1) GB2294861A (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103238938A (zh) * 2013-05-22 2013-08-14 广东中烟工业有限责任公司 一种多元复合引流卷烟滤棒及卷烟
CN103521085A (zh) * 2012-07-03 2014-01-22 中山国安火炬科技发展有限公司 一种微孔膜的加工方法及其在香烟过滤嘴上的应用
TWI576054B (zh) * 2014-08-07 2017-04-01 日本煙草產業股份有限公司 附有過濾器之香煙

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Publication number Priority date Publication date Assignee Title
KR20030093631A (ko) * 2002-06-04 2003-12-11 이중재 담배필터
GB2394394A (en) * 2002-10-23 2004-04-28 Filtrona Int Ltd Tobacco smoke filter
ES2745081T3 (es) * 2006-03-28 2020-02-27 Philip Morris Products Sa Artículo para fumar con un restrictor
DE102008017757B4 (de) 2008-04-08 2011-05-26 Manobendra Sircar Zigarettenfilter
ITAN20120002A1 (it) * 2012-01-12 2013-07-13 Stefania Romagnoli Filtro per sigarette modulare
KR101819814B1 (ko) 2013-07-03 2018-01-17 니뽄 다바코 산교 가부시키가이샤 담배용 필터 및 필터 부착 담배
US20210267269A1 (en) * 2018-06-26 2021-09-02 China Tobacco Hunan Industrial Co., Ltd. Cooling filter rod and application thereof
CN109588775A (zh) * 2018-12-12 2019-04-09 重庆中烟工业有限责任公司 一种具有降温功能的加热不燃烧卷烟滤棒
CN109757769B (zh) * 2019-01-02 2021-10-22 深圳市紫莹新材料科技有限公司 一种含有陶瓷材料的纸质滤棒

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Publication number Priority date Publication date Assignee Title
US3695274A (en) * 1970-11-30 1972-10-03 Brown & Williamson Tobacco Piston type cigarette filter
US4414989A (en) * 1981-09-29 1983-11-15 Moragrega Miguel S Impact filter for tipped cigarettes
EP0109608A1 (de) * 1982-11-13 1984-05-30 Petrus Sarabèr Filter für Tabakwaren und Rauchutensilien
GB8309451D0 (en) * 1983-04-07 1983-05-11 Gallaher Ltd Buccal and device for smoking rod
US4620553A (en) * 1984-05-22 1986-11-04 Imperial Group Public Limited Company Tobacco smoke filters

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103521085A (zh) * 2012-07-03 2014-01-22 中山国安火炬科技发展有限公司 一种微孔膜的加工方法及其在香烟过滤嘴上的应用
CN103238938A (zh) * 2013-05-22 2013-08-14 广东中烟工业有限责任公司 一种多元复合引流卷烟滤棒及卷烟
CN103238938B (zh) * 2013-05-22 2015-02-11 广东中烟工业有限责任公司 一种多元复合引流卷烟滤棒及卷烟
TWI576054B (zh) * 2014-08-07 2017-04-01 日本煙草產業股份有限公司 附有過濾器之香煙

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GB9522612D0 (en) 1996-01-03
JPH08205844A (ja) 1996-08-13
GB2294861A (en) 1996-05-15

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