31. Addition of stabiliser during PVC manufacture is done to
32. Addition polymerisation is not involved in the manufacture of
33. Condensation polymerisation is not involved in the manufacture of
34. In step growth polymerisation, generally only one type of reaction & some basic mechanism is involved. Step growth polymerisation reaction is not involved in the manufacture of
35. A chain growth polymerisation reaction consists of three different types of reaction namely initiation reaction, propagation reaction & termination reaction. Chain growth polymerisation reaction is not involved in the manufacture of
36. Polycondensation reaction of polymerisation
37. The only natural thermoplastic resin, which is a product of animal life is
38. Cation exchange resins used in water treatment is made from __________ resin.
39. Vulcanisation of rubber does not increase its
40. __________ is not a condensation polymer.
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