SINCE 1828

An Encyclopædia Britannica Company

block copolymer

noun

Definition of block copolymer

: a copolymer that is made up of a series of blocks of simpler polymers The Akron polymer system is essentially an extension of a block copolymer of styrene and dienes (e.g., isoprene, butadiene) developed in the early 1960s … — Chemical Week

First Known Use of block copolymer

1954

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