Title:
イソシアネート組成物、イソシアネート組成物の製造方法、及びイソシアネート重合体の製造方法
Document Type and Number:
Japanese Patent JP6666459
Kind Code:
B2
Abstract:
An isocyanate composition according to the present invention contains an isocyanate compound of formula (1) and/or (2) (wherein Rrepresents a hydrogen or a monovalent organic group, and Rrepresents a monovalent organic group), and, relative to the total mass of the isocyanate compound in the composition, 1.0 ppm by mass to 10% by mass of a compound of formula (3): R-(COO-R)a (wherein Rrepresents an organic group with a valence of a, Rrepresents a monovalent organic group, and a represents an integer of 1 or 2), which is different from the isocyanate compound, and/or, 1.0 ppm by mass to 10% by mass of a compound having an UV absorption in an area of decamer or higher isocyanates in a measurement spectrum of gel permeation chromatography.
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Inventors:
Nobuhisa Miyake
Shinohata Masaaki
Atsushi Okubo
Nakaoka Koichi
Hiroshi Kosugi
Shinohata Masaaki
Atsushi Okubo
Nakaoka Koichi
Hiroshi Kosugi
Application Number:
JP2018545089A
Publication Date:
March 13, 2020
Filing Date:
October 13, 2017
Export Citation:
Assignee:
ASAHI KASEI KABUSHIKI KAISHA
International Classes:
C08G18/02; C07C265/02
Domestic Patent References:
| JP2002363151A |
Attorney, Agent or Firm:
Sumio Tanai
Yasushi Matsunuma
Masato Iida
Field Saki Satoshi
Ryu Miyamoto
Yasushi Matsunuma
Masato Iida
Field Saki Satoshi
Ryu Miyamoto