What is anionic polyacrylamide (Apam)?

Anionic polyacrylamide (APAM) is a hydrophilic polymer which is easy to be carbonized (Choi et al., 2004). The amide group (−CONH 3) on APAM can form hydrogen bond with the uncondensed amine groups on surface of g-C 3 N 4 (Schwinghammer et al., 2014).

Which emulsion forms of anionic polyacrylamide should be avoided?

Emulsion forms of anionic PAM should be avoided. Residual acrylamide content less than 0.05%. Top anionic polyacrylamide flocculant & powder supplier, which provides efficient & reliable polyacrylamide (PAM) solutions for water treatment and pulp and paper making, mineral washing.

How much acrylamide should be used in a Pam emulsion?

High molecular weight. The anionic PAM used in the product should have a molecular weight between 6 and 24 mg/mol, with 12 to 15 mg/mol preferred. Emulsion forms of anionic PAM should be avoided. Residual acrylamide content less than 0.05%.

What is the active ingredient of Pam?

Anionic PAM is the active ingredient. Only products using water soluble anionic PAM as the active polymer ingredient should be used. Products containing a synthetic cationic polymer or chitosan should not be used due to their higher toxicity to aquatic organisms. Site Specific Performance Testing.

What are anionic Polyacrylamide flocculants used for?

Today there are several anionic polyacrylamide flocculants -based products marketed for use in construction site sediment management. These products can be applied for erosion control, clarification of sediment laden runoff, and de-mucking of wet sediment during pond cleanouts.

Which anionic Pam products should be used for erosion & sediment control?

Any anionic PAM product used for erosion and sediment control on a construction site should adhere to the following criteria. Anionic PAM is the active ingredient. Only products using water soluble anionic PAM as the active polymer ingredient should be used.