Patent · US Expired

Composition containing novel modifier

US6214908A · kind A · utility

8Cited by
17References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 19, 1999
Grant dateApr 10, 2001
Priority date
Expiry dateJul 19, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31815
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A composition comprising a binder and a residue wherein the residue comprises a blend of polypropylene, styrene butadiene rubber and calcium carbonate. The residue is a novel material derived as a coproduct from the medium-pressure depolymerization of nylon 6 carpet. The compositions are useful as road asphalt, asphalt roof membranes, molding compounds, and plastic lumber such as palisades and spacers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.