PMM Staff

System extracts pigments from mixed plastic scrap

Impact Laboratories Ltd. has applied for a patent for a system that extracts pigments from mixed plastic scrap.

Melt filter removes contaminants without overheating

The filter consists of a hollow body with multiple filters arranged in sequence as well as an inlet and outlet for molten resin to pass through.

System recycles polystyrene scrap using pyrolysis

Using mainly PS scrap as feedstock, the process can recover a purified styrene monomer oil product and oligomers.

Process aims to recycle thermoset plastic scrap

A company proposed a process that uses a combination of pressure, heat and supercritical solvent to decrosslink thermosets.

Process converts end-of-life plastics into carbon nanotubes

A patent application from Wales-based Trimtabs Ltd. discusses an invention that would use unconventional feedstocks for its process.

Company seeks patent for system to wash plastic flakes

Previero N. Srl seeks to patent a system that washes plastic flakes.

Resin purification technology targets automotive end markets

Compagnie Plastic Omnium received a patent for a process that removes impurities from postconsumer polyolefins.

Invention shakes up plastics sorting

Impact Laboratories, Grangemouth, Scotland, has invented a new way to separate plastic scrap based on density.