Title:
多官能プロパルギル化合物及びそれを含む光学用組成物
Document Type and Number:
Japanese Patent JP7234677
Kind Code:
B2
Abstract:
To provide a new monomer compound from which an optical material can be manufactured that has at least one improved characteristic in a high refractive index and a high glass transition temperature, and a composition for an optical material comprising the above compound.SOLUTION: The present invention discloses a polyfunctional propargyl compound represented by formula (1) below. In the formula, m represents an integer of 3 to 30; Rrepresents an alkyl which may have one or more sulfide bonds in the chain, and the alkyl is substituted if necessary; and each Ris independently selected from the group consisting of a hydrogen atom, halogen, alkyl having 1 to 10 carbon atoms, substituted or unsubstituted phenyl, substituted or unsubstituted naphthyl, and silyl.SELECTED DRAWING: None
Inventors:
Naoto Aoyagi
Yutaka Horikoshi
Kosuke Namiki
Go Endo
Yutaka Horikoshi
Kosuke Namiki
Go Endo
Application Number:
JP2019024628A
Publication Date:
March 08, 2023
Filing Date:
February 14, 2019
Export Citation:
Assignee:
Mitsubishi Gas Chemical Co., Ltd.
International Classes:
C07C321/18; C08G75/045
Domestic Patent References:
| JP2014019862A | ||||
| JP2004346050A |
Foreign References:
| KR1020170065821A | ||||
| WO2016129563A1 |
Attorney, Agent or Firm:
Hiroshi Kobayashi
Kyoei Sugiyama
Yukiko Uetake
Yasuhito Suzuki
Kyoei Sugiyama
Yukiko Uetake
Yasuhito Suzuki