Title:
MANUFACTURING METHOD OF ETHYLENE/VINYL ALCOHOL COPOLYMER RESIN COMPOSITION
Document Type and Number:
Japanese Patent JP3746997
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a method for efficiently and stably manufacturing various kinds of ethylene/vinyl alcohol copolymers (EVOH's) each in a small quantity so as to cope with diversification of uses of the EVOH's.
SOLUTION: An EVOH (component A) having a water content of 5-40 wt.% extruded from a first extruder and an additive component (component B) are introduced into a second extruder, molten and kneaded and then delivered. Another component (component C) can be further introduced into the first extruder.
Inventors:
Hiroshi Kawai
Masao Hikasa
Takaharu Kawahara
Toshio Tsuboi
Masao Hikasa
Takaharu Kawahara
Toshio Tsuboi
Application Number:
JP2002013260A
Publication Date:
February 22, 2006
Filing Date:
January 22, 2002
Export Citation:
Assignee:
KURARAY CO.,LTD.
International Classes:
C08J3/20; C08K3/32; C08K3/38; C08K5/09; C08L23/08; C08L29/04; C08L101/00; C08L23/04; (IPC1-7): C08J3/20; C08K3/32; C08K3/38; C08K5/09; C08L23/08; C08L29/04; C08L101/00
Domestic Patent References:
| JP4132748A |
Attorney, Agent or Firm:
Ikeuchi, Sato & Partners