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US 12,584,074 B2Granted
Briquettes
AssigneeBinding Solutions Ltd
InventorColin Metcalfe
Life of this patent
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Abstract
The invention also provides a briquette comprising: (i) a particulate material; and (ii) a binder, the binder comprising (a) at least partially saponified polyvinyl alcohol and (b) an alkali metal alkyl siliconate or polyalkylsilicic acid; wherein the particulate material is selected from a carbonaceous material, metal, metal ore, mineral waste or a mixture thereof.
Claims15
A briquette consisting essentially of:
- a particulate iron ore;
- and
- a binder consisting of:
- phenol formaldehyde resin, polyvinyl alcohol and a cross-linker,
- wherein the cross-linker is selected from glutaraldehyde, glyoxal, glyoxal resin, polyamidoamine, epichlorohydrine resin, melamine formaldehydes, organic titanates, and glutaric dialdehyde-bis-sodium bisulphate;
- wherein the binder includes from 0.01 to 5% by weight of the cross-linker.
3 more elements
Dependencies are inferred from the claim text.