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JPH0664983A Expired / Lapsed JP ⏱️ 0.0 years remaining

Cigarette filter and method of manufacturing the same

Assignee: TDK Corp
•
Filing: 1992-08-18
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Granted: —
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Expires: 2012-08-18
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Abstract

Abstract Translated from Japanese (57)【要約】 【目的】セルロースを主成分とし、多数の貫通孔を有す る成形体を焼成してできたカーボン燒結体を含むタバコ 用フィルタを提供することにある。 【構成】セルロースを主成分とし、多数の貫通孔31を 有する成形体に熱硬化性樹脂であるフェノール樹脂を含 浸させた後、中性または還元性の非酸化性ガス雰囲気中 で焼成する。特に、貫通孔は、平均気孔径が5μm〜3 00μm、比表面積が50m 2 /g以上である。 (57) [Summary] [PROBLEMS] To provide a filter for a cigarette, which contains a sintered body of carbon containing cellulose as a main component and firing a molded body having a large number of through holes. [Structure] A molded body containing cellulose as a main component and having a large number of through holes 31 is impregnated with a phenol resin which is a thermosetting resin, and then fired in a neutral or reducing non-oxidizing gas atmosphere. In particular, the through holes have an average pore diameter of 5 μm to 3 μm. 00 μm and specific surface area of 50 m 2 / g or more.

Inventors

  • 👤 Shoichi Iwatani
  • 👤 昭一 岩谷
  • 👤 Hitoshi Masumura
  • 👤 均 増村
  • 👤 Shigeki Sato
  • 👤 佐藤  茂樹
  • 👤 Haruo Taguchi
  • 👤 春男 田口

Bibliographic Details

Application Number —
Jurisdiction JP
Data Source google_patents
Last Synchronized 2026-11-10 01:05
CPC Classifications
C; C04; C04B; C04B38/00; C04B38/06; C04B38/0615; C04B2111/00; C04B2111/00241; C04B2111/00267; C04B2111/00474; C04B2111/00793

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