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Thermoplastic: These polymer gets soften on heating and can be converted into any shape that they can retain on cooling. Such polymers that soften on heating and stiffen on cooling are termed as "Thermoplastic".
For examples: Polythene, PVC, nylon, and sealing wax.
Thermosetting: They are like the yolk of egg, which on heating sets into a mass, and once set, cannot be reshaped. Such polymers, which become infusible and insoluble mass on heating, are called "Thermosetting" polymers. E.g. Bakelite.
why f elememnts kept sepertaly in periodic table
Br2(g)=2Br(g) dG=161.69KJ/mol at 298.15K Find kc and kp.
Q. What are Trioxides? The selenium and tellurium trioxides are not stable, SO 2 , is the only important trioxide in the group. Its preparation has been described above. Sul
Develop a table for the water quality parameters of surface water (rivers and lakes), and groundwater. A sample table is given below: Water quality parameters of different
what r significanc of law of succive disintegration
complete detailed information
How to find atomicity
why C-12 is taken as standard for atomic mass?
How is threshold frequency related of the incident radiation
The process of chromatography involves passing a mixture dissolved in the "mobile phase" through a stationary phase, which separates the analyte which is to be measured from the ot
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