May 14, 2021 · Polymer: Partially hydrolyzed polyacrylamide (HPAM), produced by a factory in Oilfield, has a relative molecular weight of 24 × 10 6, 26.3% hydrolysis, and a solid content of 88.9% (in the form of a solid powder).A hydrophobically associating water-soluble polymer (AP-P, Sichuan, China. This is a new type of water-soluble …
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