单词	polyacrylamide
释义	polyacrylamide noun poly·​acryl·​amide ˌpä-lē-ə-ˈkri-lə-ˌmīd  : a polyamide of acrylic acid Example Sentences Recent Examples on the Web The polyacrylamide gel, similar to what’s in baby diapers, is thicker and stickier than the typical retardant used in aerial firefighting tactics. Lila Seidman, Los Angeles Times, 11 Oct. 2021 The other contained polyacrylamide, a chemical compound primarily used in wastewater treatment but also found in certain cosmetics. oregonlive, 11 May 2020 Today, protein separation is typically conducted using gel made of polyacrylamide instead of potato starch. Denise Gellene, New York Times, 11 Jan. 2017 Word History First Known Use 1944, in the meaning defined above Medical Definition polyacrylamide noun poly·​acryl·​amide ˌpäl-ē-ə-ˈkril-ə-ˌmīd  : a polyamide polymer (−CH2CHCONH2−)x derived from acrylic acid
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