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Title: High energy electron beam curing of epoxy resin systems incorporating cationic photoinitiators

Patent ·
OSTI ID:335458

A mixture of epoxy resins such as a semi-solid triglycidyl ether of tris (hydroxyphenyl) methane and a low viscosity bisphenol A glycidyl ether and a cationic photoinitiator such as a diaryliodonium salt is cured by irradiating with a dosage of electron beams from about 50 to about 150 kGy, forming a cross-linked epoxy resin polymer.

Research Organization:
Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
AC05-84OR21400
Assignee:
Lockheed Martin Energy Systems, Inc., Oak Ridge, TN (United States)
Patent Number(s):
US 5,877,229/A/
Application Number:
PAN: 8-507,569; TRN: 99:004583
OSTI ID:
335458
Resource Relation:
Other Information: PBD: 2 Mar 1999
Country of Publication:
United States
Language:
English

References (11)

New high resolution and high sensitivity deep UV, x-ray, and electron beam resists journal April 1990
High-Energy-Radiation-Induced Cationic Polymerization of Vinyl Ethers in the Presence of Onium Salt Initiators book December 1990
The electron beam-induced cationic polymerization of epoxy resins journal January 1992
Radiation curing of an epoxy-acrylate-6,7-epoxy-3,7-dimethyloctyl acrylate journal April 1991
Electron-beam-induced polymerization of epoxides journal April 1991
New High‐Resolution and High‐Sensitivity Deep UV, X‐Ray, and Electron‐Beam Resists journal April 1991
Electron beam curing of bisphenol A epoxy resins. [ビスフェノールA型エポキシ樹脂の電子線硬化] journal January 1987
Simple negative resist for deep ultraviolet, electron beam, and x-ray lithography journal November 1989
Photo- and thermoinitiated curing of epoxy resins by sulfonium salts journal July 1993
Application of a new analytical technique of electron distribution calculations to the profile simulation of a high sensitivity negative electron-beam resist journal November 1992
Plasticization and antiplasticization effects of sulphonium salt initiator fragments remaining in cycloaliphatic epoxy resins cured by electron beam and ultraviolet irradiation journal January 1992