Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
LIQUID CRYSTALLINE RESIN PELLET AND MELT EXTRUDED FILM COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2022/138047
Kind Code:
A1
Abstract:
Provided is a liquid crystalline resin pellet for a melt extruded film, which contains a large amount of a constituent unit derived from 6-hydroxy-2-naphthoic acid, and which can yield a melt extruded film in which the occurrence of foreign bodies and thickness variations in the machine direction (MD) are reduced. This liquid crystalline resin pellet for a melt extruded film contains a liquid crystalline resin (A). The liquid crystalline resin (A) contains a constituent unit (I) with the content thereof being 40-85 mol% relative to all constituent units. The liquid crystalline resin has a melting enthalpy ΔH, as measured by DSC, of 0.0-4.5 J/g.

Inventors:
NAKANE TOSHIO (JP)
AOSHIMA HIRONOBU (JP)
KAWAHARA TOSHINORI (JP)
Application Number:
PCT/JP2021/044264
Publication Date:
June 30, 2022
Filing Date:
December 02, 2021
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
POLYPLASTICS CO (JP)
International Classes:
B29C48/08; B29B9/02; C08G63/06; C08J3/12; C08J5/18
Domestic Patent References:
WO2019240153A12019-12-19
Foreign References:
JP2018109090A2018-07-12
JP2001072750A2001-03-21
JP2004323663A2004-11-18
JP2006152120A2006-06-15
JPH05177797A1993-07-20
JPH08509020A1996-09-24
Attorney, Agent or Firm:
SHOBAYASHI Masayuki et al. (JP)
Download PDF: