High post consumer content mineral filler based on micronized recycled asphalt paving and thermoplastic compositions and polymeric emulsions derived from same
US8367759B2 · kind B2 · utility
0Cited by
6References
17Claims
0Family size
Inventors
Key dates
| Filing date | Feb 11, 2011 |
| Grant date | Feb 5, 2013 |
| Priority date | — |
| Expiry date | Feb 11, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A micronized filler for use in thermoplastic compositions, polymeric emulsions and other end products can include micronized recycled asphalt paving. The recycled asphalt paving filler can include calcium carbonate, calcium magnesium carbonate and silicon dioxide. The filler can have a particle size of 325 mesh screen, and a specific gravity of 2.4. The filler increases the post consumer content of various end products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.