Title:
Thermoplastic polyurethane constituent
Document Type and Number:
Japanese Patent JP5919643
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a light guide panel using a thermoplastic polyurethane resin high in heat resistance and resistance to moist heat, preventing a light guide color of a white light-emitting diode from being discolored, and high in light guide brightness of the white light-emitting diode.SOLUTION: The problem is solved by using the thermoplastic polyurethane resin composition having light guide performance and obtained by reacting a polycarbonate polyol (A), a straight-chain diol having an odd carbon number as a chain extender (B), and an aliphatic/alicyclic organic diisocyanate (C).
Inventors:
Ohta Futoshi
Masahiro Hayashi
Masahiro Hayashi
Application Number:
JP2011102644A
Publication Date:
May 18, 2016
Filing Date:
May 02, 2011
Export Citation:
Assignee:
Tosoh Corporation
International Classes:
C08G18/65; C08G18/10; C08G18/44; G02B6/00
Domestic Patent References:
| JP2003528951A | ||||
| JP2000355619A | ||||
| JP2000038434A | ||||
| JP2010198819A | ||||
| JP64016649A |
Foreign References:
| WO2010109983A1 |