Method for manufacturing asphaltic sheet materials including expandable graphite

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United States of America Patent

PATENT NO 9920200
SERIAL NO

14895131

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Abstract

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A method for producing an asphaltic sheet having expandable graphite dispersed in one or more asphaltic components thereof, the method comprising preparing a masterbatch by combining asphalt binder and polymeric modifier at a first temperature, cooling the masterbatch to a second temperature, where the second temperature is lower than the first temperature, adding, after said step of cooling, expandable graphite to the masterbatch to thereby form an asphaltic composition including expandable graphite, and fabricating a sheet with the asphaltic composition including expandable graphite.

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Patent Owner(s)

Patent OwnerAddress
HOLCIM TECHNOLOGY LTD6300 ZUG

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hubbard, Michael Anderson, US 23 119
Zhou, Wensheng Carmel, US 58 527

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