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1. (WO2018085560) INVESTMENT CASTING COMPOSITIONS, MOLDS, AND RELATED METHODS

Pub. No.:    WO/2018/085560    International Application No.:    PCT/US2017/059746
Publication Date: Sat May 12 01:59:59 CEST 2018 International Filing Date: Fri Nov 03 00:59:59 CET 2017
IPC: B22C 1/00
B22C 1/02
B22C 1/18
B22C 1/22
B22C 9/04
B22C 9/12
B22C 7/02
Applicants: 3M INNOVATIVE PROPERTIES COMPANY
Inventors: SNYDER, William S., Jr.
WHITEHOUSE, Christopher A.
WRIGHT, James B.
Title: INVESTMENT CASTING COMPOSITIONS, MOLDS, AND RELATED METHODS
Abstract:
Various embodiments of a slurry composition for investment casting and a method of forming such composition are disclosed. The slurry composition can include a refractory material, a binder, a solvent, and a thixotropic agent that includes fibrillated fibers. The slurry composition can also include a filler that includes glass bubbles.