Inventor

JANSSEN WILHELMUS H J

NL2 patents

Patents

2 patents

US4621022ANov 4, 1986

Expandable plastics granular material having at least one orifice

HOECHST AG41 citations87

US4599269AJul 8, 1986

Foamable plastics granules and packaging material prepared therefrom

HOECHST AG8 citations68