PKG101_SS08_WK8__Aersols_-_Outline

PKG101_SS08_WK8__Aersols_-_Outline - AEROSOLS The term...

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Unformatted text preview: AEROSOLS The term aerosol has two meanings Scientifically, an aerosol is a suspension of fine particles of liquid in a stream of gas or liquid. In packaging, we speak of an aerosol or an aerosol package as a pressurized package Aerosol Pressurized Containers Invented by Rotheim (Norwegian) for liquid ski wax WW II bug bomb in Pacific and Europe campaign Replaced flit guns pump units that was fragile to war conditions Not immediately popular commercially because of expense Redesigned commercial version in 1947, very popular - 5,000,000 units in first year Aerosol package types 3 Pc metal can same process as making std 3-pc can Aluminum draw iron process Glass typically perfumes Aerosol Systems Single phase 2-phase 3-phase Captive propellant Single Phase Aerosol (Miscible-capable of being mixed) Specific use for Fo od Miscible product and propellant Propellant mixes with product Product and propellant must be compatible o Taste o Safety High pressure when packaged o 100 psi (approximately) o Pressure drops during use o Often does not completely empty the container 2 Phase (emulsion) Aerosol 2 Phase Aerosol Liquid Phase Contains product Vapor Phase At increased pressure so that the product will be forced up through the dip tube Product typically occupies 75%-92.5% of available space in the can Well designed systems will deliver about 95% of the product 2 Phase Aerosol Diagram 2-phase (emulsion)Aerosol...
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This note was uploaded on 02/09/2009 for the course PKG 101 taught by Professor Haroldhughes during the Spring '08 term at Michigan State University.

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PKG101_SS08_WK8__Aersols_-_Outline - AEROSOLS The term...

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