Title:
酢酸セルローストウおよびその製造方法
Document Type and Number:
Japanese Patent JP4684291
Kind Code:
B2
Abstract:
A process for making a cigarette tow comprising: spinning a dope; taking-up the as-spun cellulose acetate filaments; lubricating the filaments; forming a tow from the filaments; crimping the tow with a stuffer box crimper; drying the crimped tow; and baling the dried crimped tow. The process further comprises at least two of the following: A. crimping further comprising one roller of the pair of nip rollers being adapted to induce crimp into the tow; B. crimping further comprising one roller of the pair of nip rollers being made of a solid ceramic material; C. crimping further comprising a pair of tow edge lubricators; D. crimping further comprising a steam injector; E. further comprising plasticizing the tow; F. lubricating the filaments further comprises a finish consisting of a water emulsion.
Inventors:
Karnen, Philip I L
Ellison, Gary Bee
Kutcher, David O
William S. Sanderson
Scarborough, Mark Yee
Donald Tee, Stillwell
Ellison, Gary Bee
Kutcher, David O
William S. Sanderson
Scarborough, Mark Yee
Donald Tee, Stillwell
Application Number:
JP2007518050A
Publication Date:
May 18, 2011
Filing Date:
April 26, 2005
Export Citation:
Assignee:
Celanese Acetate LLC
International Classes:
D02G1/12; D01D5/04; D01D5/12; D01D5/22; D01F2/28; D06M13/224; D06M15/53
Domestic Patent References:
| JP9509987A | ||||
| JP47034288Y1 | ||||
| JP7504233A | ||||
| JP5179528A |
Foreign References:
| US4395804 | ||||
| US3353239 |
Attorney, Agent or Firm:
Shoichi Okuyama
Arihara Koichi
Matsushima Tetsuo
Arihara Koichi
Matsushima Tetsuo