Thermally Stable Polymers: Syntheses and Properties |
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Page 22
... Isothermal Weight Loss Analysis The isothermal weight loss analysis method is analogous to TGA except that weight loss is monitored at a constant temperature with time . The advantage is that a much more real situation exists in testing ...
... Isothermal Weight Loss Analysis The isothermal weight loss analysis method is analogous to TGA except that weight loss is monitored at a constant temperature with time . The advantage is that a much more real situation exists in testing ...
Page 23
... isothermal situation on weight loss can be seen in the above table and in Figure 1.13 . The isothermal stability of a polymer is seriously shortened by increasing temperature . The following table shows the drastic effect of time ...
... isothermal situation on weight loss can be seen in the above table and in Figure 1.13 . The isothermal stability of a polymer is seriously shortened by increasing temperature . The following table shows the drastic effect of time ...
Page 385
... Isothermal gravimetric analysis ( see IGA ) Isothermal weight loss analysis , 22 Jet engine noise suppression devices , 100 Kapton , 94 , 135 Kerimid 601 , 94 Kevlar [ Fiber B ] , 70 , 87 Kinel , 94 Laminates , 171 , 221 fiber , 160 ...
... Isothermal gravimetric analysis ( see IGA ) Isothermal weight loss analysis , 22 Jet engine noise suppression devices , 100 Kapton , 94 , 135 Kerimid 601 , 94 Kevlar [ Fiber B ] , 70 , 87 Kinel , 94 Laminates , 171 , 221 fiber , 160 ...
Common terms and phrases
acetone added air or nitrogen aliphatic amide amine anhydride aramids aromatic backbone benzene C. S. Marvel carborane CHâ‚‚ CH3 CH3 CH3 Chem chloride chloroform condensation cooled copolymer crosslinking crystalline cyclization decomposition diamine dianhydride dl/g DMAC DMSO dried ether fibers films filtration functions groups heated Hergenrother heterocyclic HMPA hydrazide Imai imide inherent viscosity intermediate intrinsic viscosity isolated isothermal Japan Patent ladder m-cresol m-or Macromol materials melt methanol Method mixture is stirred mmol modulus molecular weight monomer NH-C NH2 NH2 NH2 nitrogen oxadiazole oxide P. M. Hergenrother phenyl phenylene poly polyhydrazide polyimides polymerization polyoxadiazoles postcure poured precipitate the polymer Preprints properties pyridine reaction reflux ring room temperature siloxane sodium solid soluble solution solvent structure sulfone sulfuric acid synthesized tensile strength tetraamines thermal stability thiadiazole tion triazole U.S. Patent vacuo vacuum washed weight loss yellow yield