Q. Polyvinyl alcohol is used as a

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Q. Benzoyl chloride is not used as a catalyst in the manufacture of

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Q. The conversion of caprolactum in the above case is about __________ percent.

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Q. Polycaprolactum is also known as

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Q. __________ scrap can be recycled & reutilised.

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Q. The major component of acrylic fibres is

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Q. Which of the following polymers is used for making a non stick coating on frying pans ?

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Q. Which of the following polymers does not belong to the class of polyacrylate polymer ?

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Q. Tyres are made by

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Q. Addition of plasticisers to polymers results in partial neutralisation of intermolecular forces of attraction between the macro-molecules thereby increasing its

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Q. Identify the group in which all the polymers mentioned can be used to make fibres.

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Q. Molecular weights of plastics ranges from

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Q. Non sulphonated hard bakelites are not used for making

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Q. Which of the following is not present in bagasse fibre ?

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Q. Epoxy resin is

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Q. Phthalic anhydride is used

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Q. Polythene is a/an

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Q. Synthetic polymer produced by using terephthalic acid and ethylene glycol is

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Q. Catalyst used in the production of high density polythene by low pressure Ziegler process is

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Q. Vulcanisation of rubber

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