Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1992-06-17
1993-09-07
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525356, 525357, 526258, 526264, 524 80, C08F 822, C08F 2610
Patent
active
052429857
ABSTRACT:
What is described herein is a PVP-I.sub.2 composition comprising strongly swellable, lightly crosslinked PVP complex to iodine, wherein said composition is capable of releasing free iodine slowly with time in the presence of water. Preferably the complex has about 10-15% by weight available iodine and about 4-8 weight % iodide, and is a free-flowing, fine, lightly yellow powder.
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Merianos John J.
Shih Jenn S.
Asinovsky Olga
ISP Investments Inc.
Katz Walter
Maue Marilyn J.
Michl Paul R.
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