Document Rj1oYLQ3vx5epa8GqyB858ve8

Johnson BABY PRODUCTS COMPANY June 23 1977 SUBJECT TO NN Applications of the Quantimet Analyzer to Talc D. R. Petterson NL UY ome ea The Quantimet Image Analyzer enable us to obtain quantitative shape characterization in the Y plane of talcs or powders under examination These data have not been routinely collected because it is too tedious and time consuming to conduct on a manual basis and it would be very costly to have them performed outside Applications of the Quantimet would be applicable to the characterization and quality control of J & J talcs which are used worldwide and the various types of talcs which are sold by Windsor Minerals for varied uses The particle size and shape aspect ratio data which is to be generated by this instrument is also valuable towards confirming compliance with regulatory requirements concerning fiber forms In general the availability of a Quantimet house would enable us to derive valuable data which provides increased physical definition of talcs used and sold by George Lee - 7/18/77 cc FM 729-10 JNJ 000254309