Research Article

Facile Route to Generate Fuel Oil via Catalytic Pyrolysis of Waste Polypropylene Bags: Towards Waste Management of >20  Plastic Bags

Table 1

Comparative study of physical properties of fuel oil obtained by WPP with other waste plastic products.

SR. no.TestMethod of testingResultWaste LDPE
[20]
Waste mixed plastic
[12]
Waste HDPE
[27]
Gulf fuel oil [28]

1Density @ 15CASTM D 4052:20020.7930 g/mL0.8760 g/mLNA0.7828 g/mLNA
2Acidity (mg KOH/g)ASTM D 974:20020.76NilNANANil
3API gravity @ 60FASTM D 1298:199946.67NA60.65NA31.4
4Flash point COCASTM D 92-05a<40C45C22Plus 1CNA
5Kinematic viscosity @ 40CASTM D 445:20052.149 mm2/s1.47 mm2/sNA1.63 mm2/s5.69
6ColourASTM D 1500:2004aD 8 (light yellowish- red clear)NAPale yellowDark brownish clearOrange
7Conradson carbon residueASTM D 189:20050.010% (wt%)NANA0.01%NA
8Asphaltene contentASTM D 3279:20010.21 (wt%)NANANANA
9Ash contentASTM D 482:2003<0.01% (wt)0.02%NANANA
10Calculated carbon aromatic indexISO 8217:1996763.4NANANANA
11Pour pointASTM D 97-05aMinus 10CNA<−20CMinus 15C1.6C
12Sediment by extractionASTM D 473:20020.012 (wt)0.001NANANA
13Specific gravity @ 15CASTM D 4052:20020.7932NA0.73650.78350.8690
14Sulphur contentASTM D 4094:20030.0025%0.083%0.002%0.019%0.09%
15Water by distillationASTM D 95-05el<0.05%0.01%NANA0.05%
16Calorific valueASTM D 240 cal/g10,00010,81010,49810,24410,460
17Distillation rangeASTM D 86:04b
Initial boiling range71C82
 5% recovery110C
 10% recovery141C126
 20%185C
 30%226C188
 40%261C
 50%291C226
 60%319C
 70%343C278
 80%365C
 85%380C
 90%390C320
    100%   400C85.3%35299.6%
  Total recovery90%95%

NA: not available.