Research Article

Optimization of Spraying Process via Response Surface Method for Fabrication of Cellulose Nanofiber (CNF) Film

Table 3

Response 1: basis weight.

SourceSum of squaresdfMean square value value

Model55507.95318502.6546.98<0.0001Significant
: suspension concentration55409.46155409.46140.68<0.0001
: velocity of the conveyor44.16144.160.11210.7424
: spray distance54.33154.330.13790.7155
Residual5907.8915393.86
Lack of fit5907.8911537.08
Pure error0.000040.0000
Cor. total61415.8418

Factor coding is coded. Sum of squares is type III-partial.