This paper studies the average molecular weight of branched chain of poly ( acrylic acid) by viscosity method. The structure of graft copolymer is also measured by IR method.
利用粘度法测定聚丙烯酸支链的平均分子量，红外光谱法分析接枝共聚物的结构。
Some polymer with a branched chain, known as the branched-chain polymers, are linear structure.
有些高分子带有支链，称为支链高分子，属于线型结构。
Some polymer with a branched chain, known as the branched-chain polymers, are linear structure.
有些高分子带有支链，称为支链高分子，属于线型结构。
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