DATA FOR THERMOPLASTIC COMPOUNDS
BATTELLE MEMORIAL INST COLUMBUS OHIO
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The investigation conducted for the purpose of defining a procurement specification for commercial polypropylene, polycarbonate and polyacetals is summarized. The specification requires that only polymer grades be differentiated and the major parameters be established. Material and test methods were selected by agreement between the Signal Materiel Support Agency and Battelle. Whenever possible, standard test methods were us boeing Co., Seattle, Wash. LOW FREQUENCY PROPAGATION TEST, PROJECT POWER BOX. Final rept. 25 Apr 61, 1v. incl. illus. tables D cument no. D6-7356 Unclassified report Notice Only Military Offices may reqd. Physical-property limits were established and specification recommendations made for the three polymers.