Polymer Technology Addition polymerisation is not involved in the manufacture of Polystyrene Polyhexamethylene adipamide Poly vinyl chloride Low density polythene Polystyrene Polyhexamethylene adipamide Poly vinyl chloride Low density polythene ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Which of the following polymers shows the highest anti-tacking properties? Alkyd resin Melamine formaldehyde resin Phenolic resin Epoxy resin Alkyd resin Melamine formaldehyde resin Phenolic resin Epoxy resin ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Silicone resins, which are highly water repellant and has good heat resistance can not be used As grease & lubricant Resin for lamination Hydraulic fluid for heat transfer As room temperature adhesive As grease & lubricant Resin for lamination Hydraulic fluid for heat transfer As room temperature adhesive ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Phosphates (e.g., triceresyl, tributyl, tetrabutyl, tripheyl etc.) are added to polymers to act as Transparency improver Anti-shrinkage agents Hardeners Plasticisers Transparency improver Anti-shrinkage agents Hardeners Plasticisers ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Plasticisers are high boiling liquids added to plastic polymers to impart toughness and flexibility at ordinary temperature. Which of the following is not a plasticiser? Tricresyl phosphate Stearic acid estors Ethylene glycol Esters of phthalic acid Tricresyl phosphate Stearic acid estors Ethylene glycol Esters of phthalic acid ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Temperature maintained in the emulsion polymerisation reactor for PVC manufacture is about __________ ° C. 500 250 -20 50 500 250 -20 50 ANSWER DOWNLOAD EXAMIANS APP