Organic peroxide compositions
AssigneeInterox Chemicals Limited
InventorsKeith J. Izzard, Reginald W. Stephenson, Keith C. P. Stanistreet, Iain R. Keeling
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Abstract
A solid organic peroxide composition comprises from 50% to below 70% by weight of a solid organic peroxide, such as benzoyl peroxide, at least 10% preferably at least 15% of a liquid desensitizer such as a liquid ester of phthalic acid, benzoic acid or phosphoric acid, a silicone oil or a liquid chlorinated hydrocarbon and a solid organophilic compound such as a solid ester of phthalic acid, benzoic acid or phosphoric acid a solid chlorinated hydrocarbon or a salt of a higher fatty acid in, preferably, less than 20% by weight. The compositions are particularly insensitive to impact.
Claims15
In a solid, plasticizer-containing, organic peroxide composition comprising at least 50% but below 70% of at least one solid organic peroxide and a plasticizer, the improvement wherein said plasticizer comprises:
- at least one solid plasticizer;
- and
- at least one liquid plasticizer, said liquid plasticizer being present in an amount of at least 10% by weight, based on the weight of the composition.
Dependencies are inferred from the claim text.