Natural polyphenolic-containing vegetable extract modified bitumen and anti-stripper compositions, method of manufacture and use

The addition of from about 0.1 to about 1 parts by weight of a natural polyphenolic-containing vegetable extract (NPVE) per 100 parts of bitumens (particularly asphalt), coal tar, or other high boiling tars containing mixtures of aliphatic and aromatic hydrocarbons modifies the characteristics of th...

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Hauptverfasser:	SHUEY, MARK W, CUSTER, ROBERT S
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP
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