Encyclopedia

viscosity breaking

viscosity breaking

[vi′skäs·əd·ē ′brāk·iŋ]
(chemical engineering)
A petroleum refinery process used to lower or break the viscosity of high-viscosity residuum by thermal cracking of molecules at relatively low temperatures. Also known as visbreaking.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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We obtained a good correlation between the DOP viscosity breaking up test results and the macrodispersion levels measured by this technique.
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