Polymer Technology Vulcanisation of raw rubber makes it Less elastic Tacky Plastic Soft Less elastic Tacky Plastic Soft ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Phosphates (e.g., triceresyl, tributyl, tetrabutyl, tripheyl etc.) are added to polymers to act as Anti-shrinkage agents Hardeners Plasticisers Transparency improver Anti-shrinkage agents Hardeners Plasticisers Transparency improver ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Typical solvent polymerisation reaction conditions for the production of high density polythene by Zeigler process is 7 kgf/cm² and 700°C 1 kgf/cm² (gage) and 70°C 1000 kgf/cm² and 100°C 7 kgf/cm² and 70 °C 7 kgf/cm² and 700°C 1 kgf/cm² (gage) and 70°C 1000 kgf/cm² and 100°C 7 kgf/cm² and 70 °C ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Due to its excellent permeability to air/gas and oxidation resistance, the tubes of automobile tyres is made of Butyl rubber Bunai N Cold SBR Buna S Butyl rubber Bunai N Cold SBR Buna S ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used As plasticiser for PVC & nitrocellulose For film forming materials For surface coating of automobiles & air crafts For fibre making As plasticiser for PVC & nitrocellulose For film forming materials For surface coating of automobiles & air crafts For fibre making ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Properties of a polymer is affected by the Intermolecular forces Chain length All of these Branching & cross-linking Intermolecular forces Chain length All of these Branching & cross-linking ANSWER DOWNLOAD EXAMIANS APP
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