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Preparation method of sulfomethylated polyacrylamide and poly-N-diphosphonyl methacrylamide

 Last Update: 2021-10-21
 Source: Internet
 Author: User

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Sulfomethylated polyacrylamide

[Preparation method] The preparation of sulfomethylated polyacrylamide is mainly made by reacting the active amido group of polyacrylamide with sodium a-hydroxymethyl sulfonate.
The reaction formula is as follows:

The specific process is to add 0.

1% to 0.

Poly-N-diphosphonomethacrylamide

[Preparation method] The preparation of poly-N-diphosphonomethacrylamide mainly uses the Mannich reaction principle, and the reaction formula is as follows:

In a certain mass fraction of acrylamide monomer solution (5%～25%), add 0.

1%～0.

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