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US 2012/0266871 A1Published application
Seal for a dispensing apparatus
AssigneeConsort Medical PLC
InventorDaljit S. Ohbi
Life of this patent
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Abstract
The present invention relates to a seal for a valve for use in a pharmaceutical dispensing device, which seal is formed from an elastomeric composition comprising: (a) one or more elastomers; and (b) a cross-linking agent comprising an aliphatic dialkyl peroxide and/or an aliphatic perketal peroxide.
Claims23
A seal for a valve for use in a pharmaceutical dispensing device, which seal is formed from an elastomeric composition comprising:
- (a) one or more elastomers;
- and
- (b) a cross-linking agent comprising an aliphatic dialkyl peroxide and/or an aliphatic perketal peroxide.
A process for the preparation of a seal for a valve for use in a pharmaceutical dispensing device, the process comprising:
- (i) forming a composition comprising a mixture of one or more elastomers and a crosslinking agent comprising a aliphatic dialkyl peroxide and/or an aliphatic perketal;
- (ii) initiating a cross-linking reaction in the mixture to form a cross-linked elastomeric composition;
- and
- (iii) either before or after (ii) forming the composition into a seal.
1 more element
Dependencies are inferred from the claim text.