Title:
STABILIZED PHENOLIC RESOLE RESIN COMPOSITIONS AND THEIR USE
Document Type and Number:
WIPO Patent Application WO2005009647
Kind Code:
A3
Abstract:
This invention relates to a stabilized phenolic resole resin composition comprising a phenolic resole resin and an effective stabilizing amount of an ortho ester. The invention also relates to phenolic urethane binders prepared with the phenolic resole resin compositions, and the use of the binders to make foundry mixes, foundry shapes, and metal castings.
Inventors:
CHEN CHIA-HUNG (US)
WANG XIANPING (CN)
KROKER JORG (DE)
WANG XIANPING (CN)
KROKER JORG (DE)
Application Number:
PCT/US2004/023910
Publication Date:
May 12, 2005
Filing Date:
July 23, 2004
Export Citation:
Assignee:
ASHLAND INC (US)
CHEN CHIA-HUNG (US)
WANG XIANPING (CN)
KROKER JORG (DE)
CHEN CHIA-HUNG (US)
WANG XIANPING (CN)
KROKER JORG (DE)
International Classes:
B22C1/00; B22C1/22; B22C3/00; B22C; (IPC1-7): B22C1/00; B22C1/22; B22C3/00
Foreign References:
| US6288139B1 | 2001-09-11 | |||
| JPS58109534A | 1983-06-29 |
Download PDF:
Previous Patent: APPARATUS AND METHOD FOR MANUFACTURING MICRONEEDLES
Next Patent: PRODUCTION OF COMPRESSED MOULDS WITH SUPPORTED BACK-CUTTING
Next Patent: PRODUCTION OF COMPRESSED MOULDS WITH SUPPORTED BACK-CUTTING