USE OF AN ADDITIVE AND PAVING GRADE ASPHALT IN SHINGLE COATING ASPHALT COMPOSITION MANUFACTURE

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United States of America Patent

SERIAL NO

15618193

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Abstract

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A shingle coating asphalt composition is provided that is produced from a paving grade asphalt. The shingle coating asphalt composition comprise a paving grade asphalt that has been overblown to achieve a first penetration value that is at or below about 15 dmm and a first softening point that is at least about 210° F. The shingle coating composition may further include an additive that is included in an amount to achieve a second softening point that is less than about 230° F. and a second penetration value that is between about 15 and 20 dmm. The additive may comprise at least one ester. The inventive shingle coating asphalt composition may be thermally stable at processing temperatures of at least 450° F.

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Patent Owner(s)

Patent OwnerAddress
OWENS CORNING INTELLECTUAL CAPITAL LLCONE OWENS CORNING PARKWAY TOLEDO OH 43659

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Guerra, Jason Tinley Park, US 2 8
Lewandowski, Laurand H Newark, US 5 17
Quinn, Robert Edwin New Albany, US 6 10

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