C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 8/00 (2006.01) B22C 1/22 (2006.01) C08F 12/24 (2006.01) C08G 8/10 (2006.01) C09K 8/80 (2006.01) E21B 43/267 (2006.01)
Patent
CA 2164794
Proppants comprising a particle coated with a composition comprising bisphenol-aldehyde novolak resin, a bisphenol homopolymer or mixtures including such polymers are disclosed. Foundry sands comprising a particle coated with a composition comprising bisphenol-aldehyde novolak resin, a bisphenol homopolymer or mixtures including such polymers are disclosed. Methods of making and using these proppant particles in subterranean formations or making and using these foundry sands in foundries are also disclosed.
Johnson Calvin K.
Tse Kwok-Tuen
Borden Inc.
Hexion Specialty Chemicals Inc.
Macrae & Co.
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