Patent · US Expired

Adamantane derivatives and resin compositions using the same as raw material

US7078562B2 · kind B2 · utility

34Cited by
1References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 2005
Grant dateJul 18, 2006
Priority date
Expiry dateJan 11, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F220/283
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The adamantane derivatives of the present invention which are represented by the general formula (1):wherein X is a hydrogen atom, alkyl, halogen-containing alkyl, halogen, or hydroxyl-, halogen-, nitrile- or ether-containing hydrocarbyl, and a plurality of X groups, if any, may be the same or different from each other; n1 is an integer of 1 to 14; R1 to R4 may be the same or different from each other and are independently alkyl or halogen-containing alkyl; and Y1 and Y2 may be the same or different from each other and are independently a hydrogen atom or a group represented by the general formula (2):wherein R5 to R7 may be the same or different from each other and are independently a hydrogen atom, alkyl, halogen or halogen-containing alkyl, are excellent in optical properties, heat resistance and acid-dissociating property, and useful as crosslinking-type resins, optical materials such as optical fibers, light wave guides, optical disk substrates and photoresists as well as raw materials thereof, intermediate products of medicines or agricultural chemicals, and various other industrial products.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.