Nanosericite as an Innovative Microparticle in Dual-Chemical Paper Retention Systems

Table 2

The first pass retention rates of pulp stock with NS substituting Sc and gp.

Nanoparticle concentration	c-PAMa
	FPR (%)
	A1	A2	A3
Sc
2000 ppm	74.90	81.23	82.71
3000 ppm	77.04	81.99	81.37
4000 ppm	77.39	82.36	81.86
NS
3000 ppm	73.30	75.30	75.73
4500 ppm	73.53	76.73	76.00
6000 ppm	73.98	76.70	75.62
Nanoparticle concentration	c-PAMb
	FPR (%)
	B1	B2	B3
gp
100 ppm	73.56	80.89	79.35
200 ppm	76.28	81.98	78.20
300 ppm	80.84	81.79	78.19
NS
400 ppm	77.70	76.91	80.71
800 ppm	77.40	79.01	80.88
1200 ppm	76.93	80.67	76.22