Table 1 Theoretical mechanism of lubrication. Calculation of relative Indentation and drag force of the emulsion droplets and microgels

From: Transforming sustainable plant proteins into high performance lubricating microgels

Lubricant

WL (%)

δR*

η at 1.0 s–1 (Pa s)

Wp (N)

Fd (N)

PPM15

95.2

1.18

0.03

7.7 × 10−5

2.0 × 10−10

PoPM5

92.2

1.57

0.01

6.1 × 10−5

2.0 × 10−11

PoPM10

93.5

3.23

2.26

0.01

8.4 × 10−9

PPM7.5:PoPM5.0

95.0

2.85

0.03

0.026

2.5 × 10−10

O/W emulsion

96.4

0.62

0.0001

4.5 × 10–4

5.0 × 10−11

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