BITUMEN COMPOSITIONS AND METHODS FOR PRODUCTION THEREOF

FIELD: chemistry.SUBSTANCE: invention essentially relates to bitumen compositions and methods for production thereof. Composition contains: basic bitumen in an amount of about 91 to about 96 wt. % based on the total weight of said composition, selected from efficiency classes PG 58-28, PG 64-22, PG...

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Bibliographische Detailangaben
Hauptverfasser: HACKER, Scott Martin, RUAN, Yonghong
Format: Patent
Sprache:eng ; rus
Schlagworte:
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