37601. Temperature maintained in the emulsion polymerisation reactor for PVC manufacture is about __________ ° C.
37602. Which of the following is stretched into fibres ?
37603. Antioxidants are added to rubber to protect it from the attack of light, heat & atmospheric ozone. Which of the following is an antioxident used in rubber ?
37604. Maximum consumption of polymers is in
37605. Low density polythene as compared to high density polythene is
37606. Any charge given to the battery when taken off the vehicle is called
37607. Polymethyl methacrylate, which is an acrylic resin, is also called
37608. Condensation polymerisation of formaldehyde with __________ does not produce phenolic resin.
37609. What is the metal used to prevent the burning of the make and brake point of thermostal in an electric iron?
37610. Neoprene is rendered non-inflammable, because of
37611. Low pressure Zeigler process for the manufacture of polythene uses a catalyst which is
37612. Phosphates (e.g., triceresyl, tributyl, tetrabutyl, tripheyl etc.) are added to polymers to act as
37613. __________ polymer is produced by the copolymerisation of vinyl chloride-vinyl acetate.
37614. Which of the following is a natural polyamide fibre.
37615. __________ is a copolymer.
37616. Polycaprolactum is nothing but
37617. Maxwell-Wein bridge is used for measuring
37618. Cellulose acetate has very high film permeability among all the polymers of the order of 5000 gm/100 m2. Which of the following polymers has the maximum film elongation (of the order of 100%) ?
37619. Viscosity of a polymer solution or melt
37620. Which of the following is not a polymer of two monomers ?
37621. β - glucose is the monomer of
37622. Which of the following polymers shows the highest anti-tacking properties ?
37623. Buna-N is also called
37624. Polypropylene is preferred to polythene, because the former is
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