Process for making lightweight body suitable for use as an additive in an article of manufacture
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United States of America Patent
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Mar 7, 1989
Issued Date -
N/A
app pub date -
Mar 3, 1987
filing date -
Jan 24, 1986
priority date (Note) -
Expired
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Abstract
A process for making a body suitable for use as an additive for incorporation in a plastic, which comprises the steps of forming a blend of glass-forming materials, converting the blend of glass-forming materials into a solidified porous form, and heating such solidified porous blended glass-forming materials to form an exterior glassy shell thereon; as well as a lightweight body made by such process, and an article of manufacture incorporating such body.
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