What is Dacron? How is Dacron prepared?
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PET
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When phthalic anhydride and 1,2,3-propanetriol are heated together in equal molar amounts, they produce an amorphous polyester. In this reaction, polymerization selectively occurs at the primary hydroxyl groups of the triol. a)
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Dacron (a polymer) is obtained by the condensation polymerization of:Phenol and formaldehydePhenol and phthalic acidTerepthalic acid and formaldehydeDimethyl terephthalate and ethylene glycol
One kind of polyester is a condensation copolymer formed fro
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How is dacron obtained from ethylene glycol and terephthalic acid?
The Novolac polymer has mass of 963g The number of monomer units present in it are
How is Dacron obtained from ethylene glycol and terephthalic acid?
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Comparative Study of Physical, Chemical, and Dyeing Performances of PET, PTT, and PET/PTT Bicomponent Filaments
The monomers of terylene are:Phenol and formaldehydeEthylene glycol and phthalic acidAdipic acid and hexamethylenediamineEthylene glycol and terephthalic acid