High-tonnage thermally resistant plastics

Two classes of polymers have been used for producing high-tonnage thermally resistant plastics aromatic polyarylates and polyamides [17]. 

Two classes of polymers have been used for producing high-tonnage thermally resistant plastics aromatic polyarylates and polyamides [17], Starting with liiese and mutually complementing the properties, materials of high operation properties, and thermo-stable plastics of constmctional assignment in the first turn, have been produced. 

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See also in sourсe #XX -- [ ]

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