| OCR Text |
Show ABSTRACT A the in of study an and high heating rate, new, condensed investigation ammonium polymers of thermoanalytical technique phase reactions number a of was developed and for applied state-of-the-art binder-fuels perchlorate based, propellant-like materials. used in the binders The polybutadiene-acrylic acid, were polybutadiene-acrylonitrile, polybutadiene (carboxy terminated), polybutadiene (hydroxy terminated), polyisobutylene, polyurethane and fluorocarbon were and in used the quantitative energy effects. gas The to energy the response the The species and and of one the side similar cm of the side Even at temperature difference detector output temperature the edges. opposite detector. both in 1.5 their outer on pressure results to by use was of 300oK/sec permitted detection in of the environmental oxygen and from 0.02 prepared thick method to endothermic and/or exothermic in tests ranging were at infrared employed, form and 300 microns temperature 10°C. The 50oK/sec of rates experimental of samples impinging The measurement pressures supported only Heating study. controlled, were conducted at 100 polymer. to 6.85 nitrogen atmospheres. form of thin diameter, films, which were Constant, uniform film heated the radiant sample, was monitored by a the high heating rates across digitized, calibration were films was and rapid less than converted into time data, reduced to and conventional thermal analysis results. The a data |
