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International Journal of Interdisciplinary Research

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Table 4 Factors and levels in Box–Behnken design with significant factors using modified DMDHEU

From: Assessment of durable press performance of cotton finished with modified DMDHEU and citric acid

Coded factors Independent factors Levels
−1 (low) 0 (centre) 1 (high)
X1 Modified DMDHEU (gpl) 50 60 70
  MgCl2 (%) owf resin 15 20 25
X3 Curing temperature (°C) 150 160 170
  1. At fixed silicone softener of 12.5 gpl, polyethylene emulsion of 20 gpl and curing time of 4 min