Accession Number : ADA255563


Title :   Synthesis and Evaluation of Polymeric Materials


Descriptive Note : Annual rept. no. 1, 30 Sep 1990-30 Apr 1992


Corporate Author : GEO-CENTERS INC NEWTON CENTRE MA


Personal Author(s) : Greenawald, E ; Nagode, J ; Hu, H ; Levenberry, L ; Newbegin, R


Full Text : https://apps.dtic.mil/dtic/tr/fulltext/u2/a255563.pdf


Report Date : 30 Jun 1992


Pagination or Media Count : 258


Abstract : GEO-CENTERS, INC. has been supporting the research efforts at the Naval Research Laboratory including novel fluoropolymers, conductive polymers, epoxies, and modified nylons. Major efforts were conducted in radiographic analysis development and use in evaluation of Sonar Rubber Domes (SRD) and Sonar Dome Rubber Windows (SDRW). This report is a summary of accomplishments for Year One of the contract period of performance.


Descriptors :   *TEST AND EVALUATION , *DAMAGE , *MATERIALS , *POLYMERS , *SYNTHESIS , *SONAR DOMES , CONTRACTS , SIGNALS , NAVAL RESEARCH , LABORATORIES , COLLISIONS , SONAR TRANSDUCERS , SONAR , RADIOGRAPHY , FLUOROPOLYMERS , HYDRODYNAMICS , NAVAL VESSELS(COMBATANT) , SEA WATER , NAVAL RESEARCH LABORATORIES , FATIGUE(MECHANICS) , WINDOWS , RUBBER , DEBRIS , NONDESTRUCTIVE TESTING , TURBULENCE , CORROSION


Subject Categories : Polymer Chemistry
      Laminates and Composite Materials
      Elastomers and Rubber
      Acoustic Detection and Detectors


Distribution Statement : APPROVED FOR PUBLIC RELEASE