Ponomar'ova I. Interaction of surface-active materials and natural coal in the processes of coal production and processing

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0402U001364

Applicant for

Specialization

  • 02.00.11 - Колоїдна хімія

30-04-2002

Specialized Academic Board

Д 26.209.01

F. D. Ovcharenko Institute of Biocolloidal Chemistry NAS of Ukraine

Essay

The thesis is dedicated to investigating the nature and finding out the mechanisms of a colloid-chemical interaction in the system: coal dispersions - surface-active materials (SAM) solutions in the processes of producing and processing natural coal and utilising its wastes. In the thesis the colloid-chemical characteristics of polyvinyl alcohol are studied and the mechanism of its interaction with the surface of coals being at different stages of metamorphism is proposed. Using SAM as flotoreagent and regulator of foams in the foam method of dust-depressing is theoretically grounded.

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