Pre-expanded noncrosslinked polypropylene resin beads and in-mold expansion moldings
Pre-expanded noncrosslinked polypropylene resin beads and in-mold expansion moldings
- CN 101,563,410 A
- Filed: 10/30/2007
- Published: 10/21/2009
- Est. Priority Date: 12/20/2006
- Status: Active Application