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Table 8 Comparative data on graphene thermal behavior using TGA-DTG analyses

From: Functionalization of graphene using deep eutectic solvents

Sample

1st degradation

2nd degradation

3rd degradation

Total weight loss (%)

Remaining weight (%)

Weight loss (%)

Tmax a (°C)

Weight loss (%)

Tmax a (°C)

Weight loss (%)

Tmax a (°C)

p-Gr

0.000

-

0.000

-

16.886

>500

16.886

83.114

o-Gr

3.584

225

7.400

539

21.480

643

32.464

67.536

Gr-1

5.029

176

8.631

533

24.154

698

37.814

62.186

Gr-2

4.160

191

7.287

551

22.253

726

33.700

66.300

Gr-3

3.505

198

7.741

531

19.976

713

31.222

68.778

Gr-4

3.495

202

7.156

550

23.457

728

34.108

65.892

Gr-5

2.712

203

2.829

546

18.801

722

24.342

75.658

Gr-6

4.799

167

4.458

487

22.889

710

32.146

67.854

Gr-7

3.387

179

4.376

510

22.062

711

29.825

70.175

Gr-8

3.786

186

4.789

526

23.732

700

32.307

67.693

Gr-9

3.399

188

4.177

509

22.108

722

29.684

70.316

Gr-10

4.727

185

6.098

543

24.493

719

35.318

64.682

Gr-11

4.192

194

5.920

533

17.356

705

27.468

72.532

Gr-12

4.505

194

5.953

524

19.379

713

29.837

70.163

Gr-13

4.815

195

4.992

528

25.581

721

35.388

64.612

Gr-14

4.808

199

5.395

499

17.249

698

27.452

72.548

Gr-15

2.124

219

-

-

28.261

720

30.385

69.615

Gr-16

3.225

203

6.187

547

17.779

713

27.191

72.809

Gr-17

4.111

189

7.627

554

22.929

722

34.667

65.333

Gr-18

2.767

211

2.900

322

23.881

729

29.548

70.452

  1. aTemperature at maximum rate of mass loss

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