Title:
ポリオキシメチレン樹脂製延伸体の製造方法
Document Type and Number:
Japanese Patent JP4302394
Kind Code:
B2
Abstract:
A stretched product comprising a polyoxymethylene copolymer and having high strength and high elastic modulas is provided. A polyoxymethylene copolymer having a melt index (190° C., load: 2160 g) of from 0.3 to 20 g/10 min and containing, in the polymer chain mainly comprising an oxymethylene repeating unit, a specific oxyalkylene unit in an amount of from 0.5 to 10 mol per 100 mol of the oxymethylene unit is melt-extruded to obtain a rod-like or hollow molded article and then the molded article is stretched under heating, thereby obtaining a stretched product having a sectional area of from 0.003 to 700 mm2.
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Inventors:
Hidetoshi Okawa
Application Number:
JP2002349793A
Publication Date:
July 22, 2009
Filing Date:
December 02, 2002
Export Citation:
Assignee:
Polyplastics Co., Ltd.
International Classes:
B29C55/00; B29C55/04; C08G2/18; C08G2/20; C08G2/24; C08L59/04; D01F6/66; B29K59/00
Domestic Patent References:
| JP2002155123A | ||||
| JP4073375B2 | ||||
| JP2003089925A | ||||
| JP2003183943A |
Attorney, Agent or Firm:
Satoshi Furuya
Kaoru Furuya
Takahiko Mizobe
Shinji Mochida
Yoshitsune Kazumasa
Kaoru Furuya
Takahiko Mizobe
Shinji Mochida
Yoshitsune Kazumasa