Rigid materials having high surface area and low density

Details Rigid materials having high surface area and low density Rigid materials having high surface area and low density

1993-08-06

1994-06-21

Foelak, Morton

Organic compounds -- part of the class 532-570 series

Organic compounds

Carbohydrates or derivatives

521142, 521146, C08B 3708

Patent

active

053229355

ABSTRACT:
This invention relates to highly porous, crosslinked bodies derived from nitrogen-containing polymers, and a process of producing the porous bodies which comprises dissolving a nitrogen-containing polymer to form a gel, ionically crosslinking the gel, and covalently further crosslinking the ionically crosslinked gel body.

REFERENCES:
patent: 4125708 (1978-11-01), Masri et al.
patent: 4308377 (1981-12-01), Koshugi
patent: 4336070 (1982-06-01), Koshugi
patent: 4833237 (1989-05-01), Kawamura et al.
patent: 4879340 (1989-11-01), Moriguchi et al.
patent: 4975542 (1990-12-01), Hirayama et al.
patent: 5057606 (1991-10-01), Garbe

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