Low density porous elastic cross-linked polymeric materials and

Details Low density porous elastic cross-linked polymeric materials and Low density porous elastic cross-linked polymeric materials and

1987-03-04

1988-11-29

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 62, 521 63, 521 64, 521149, 521150, C08J 928

Patent

active

047882255

ABSTRACT:
This invention discloses a novel elastic cross-linked porous polymer having a porosity in the range 75 to 98% internal phase volume and having interconnected pores, said pores having a mean pore diameter in the range 15 .mu.m to 80 .mu.m, said polymer having an elastic return from 50% compression to 90% of initial thickness of less than 120 seconds, and a process for its production.

REFERENCES:
patent: Re27444 (1972-07-01), Will
patent: 4461848 (1984-07-01), Lawson et al.
patent: 4483945 (1984-11-01), Beresford et al.
patent: 4489174 (1984-12-01), Karickhoff
patent: 4522953 (1985-06-01), Barby et al.
patent: 4536521 (1985-08-01), Haq
patent: 4611014 (1986-09-01), Jones et al.
patent: 4612334 (1986-09-01), Jones et al.

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