Process of producing an active agent delivery device

Details Process of producing an active agent delivery device Process of producing an active agent delivery device

1991-03-20

1991-12-10

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Matrices

424484, 424487, 521 61, 521 64, 514963, 521 62, A61K 3174

Patent

active

050716450

ABSTRACT:
An active agent delivery device comprises (a) microporous material comprising a matrix consisting essentially of linear ultrahigh molecular weight polyolefin, a large proportion of finely divided water-insoluble filler of which at least about 50 percent by weight is siliceous, and interconnecting pores; and (b) a releasable active agent or precursor thereof associated with at least a portion of the filler.

REFERENCES:
patent: 3426754 (1969-02-01), Bierenbaum
patent: 3598122 (1971-08-01), Zaffaroni
patent: 3598123 (1971-08-01), Zaffaroni
patent: 3742951 (1973-07-01), Zaffaroni
patent: 3926188 (1975-12-01), Baker
patent: 4053580 (1977-10-01), Chien
patent: 4289749 (1981-09-01), Keith
patent: 4292301 (1981-09-01), Keith
patent: 4294820 (1981-10-01), Keith
patent: 4525340 (1985-06-01), Lange
patent: 4818542 (1989-04-01), DeLuca
patent: 4883666 (1989-11-01), Sabel

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