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US 5,182,096 AGranted
Compound applicable as carrier for substances or active chemical, physical or biological products
OwnerAbelardo A. Portas, Graciela I. O de Portasinventors
Life of this patent
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Abstract
A particulate carrier for airborne suspensions of an active agent. The carrier is formed in situ by contacting a spray containing ammonia, a monoalkylamine or dialkylamine with a spray containing acetic acid and/or sulfur dioxide.
Claims10
In combination,
- a first component selected from the group consisting of ammonia, monoalkylamine aliphatic C1-C4 distinct from isopropylamine, and dialkylamine aliphatic C1-C2;
- a second component selected from the group consisting of acetic acid and sulphur dioxide;
- active substances to be carried and
- a propelling agent for propelling each of said components into contact with each other to generate airborne particles of small size as carriers for said active substances.
1 more element
Dependencies are inferred from the claim text.