Low density polymer beads

Details Low density polymer beads Low density polymer beads

2005-08-16

2005-08-16

Zalukaeva, Tatyana (Department: 1713)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

C521S144000, C521S147000, C521S149000, C521S134000, C521S029000, C521S030000, C521S055000, C526S304000, C526S307000, C526S319000, C526S321000

Reexamination Certificate

active

06930133

ABSTRACT:
Low density polymeric beads made by polymerizing monomeric building blocks into large crosslinked polymer molecules in porous, spherical bead form by droplet or suspension polymerization in the presence of a porogen.

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