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depolymerization (7) 7
ultrasound (6) 6
acoustics (5) 5
chemistry, multidisciplinary (5) 5
chitosan (5) 5
guar (5) 5
polyethylene terephthalate (5) 5
analysis (4) 4
degradation (4) 4
engineering, chemical (4) 4
intrinsic viscosity (4) 4
polymerization (4) 4
polyvinyl-alcohol (4) 4
potassium persulfate (4) 4
ultraschall (4) 4
ultrasonic (4) 4
aqueous-solutions (3) 3
cavitation (3) 3
depolymerisation (3) 3
energy & fuels (3) 3
enzymatic degradation (3) 3
guar gum (3) 3
guar-gum (3) 3
guar-mehl (3) 3
hydration (3) 3
hydrodynamic cavitation (3) 3
hydrogen peroxide (3) 3
kaliumperoxodisulfat (3) 3
potassium-peroxydisulfate (3) 3
temperature (3) 3
air pollution (2) 2
arbeitstemperatur (2) 2
behandlungszeit (2) 2
carboxymethyl cellulose (2) 2
cellulase enzyme (2) 2
cellulose (2) 2
chemical-structure (2) 2
chemische struktur (2) 2
enzymes (2) 2
grenzviskosität (2) 2
hydrogen-peroxide (2) 2
index medicus (2) 2
intrinsic-viscosity (2) 2
machining-time (2) 2
operating-temperature (2) 2
ozone (2) 2
polysaccharid (2) 2
polysaccharides (2) 2
radiation (2) 2
sonochemical reactors (2) 2
ultrasonic degradation (2) 2
ultraviolet-irradiation (2) 2
ultraviolettbestrahlung (2) 2
usage (2) 2
viscosity (2) 2
water-treatment (2) 2
wässrige lösung (2) 2
activation energy (1) 1
amplification (1) 1
antriebsenergie (1) 1
aqueous-solution (1) 1
betriebsparameter (1) 1
capillary-viscosimeters (1) 1
carboxymethylcellulose (1) 1
carboxymethylcelluloses (1) 1
cavitating device (1) 1
cavitational reactors (1) 1
cells (1) 1
cellulase (1) 1
cellulase - chemistry (1) 1
cellulase - metabolism (1) 1
chemical reaction, rate of (1) 1
combined approaches (1) 1
comparative analysis (1) 1
comparison-of-methods (1) 1
decomposition (1) 1
density polyethylene (1) 1
dissipation-power (1) 1
distribution kinetics (1) 1
driving-energy (1) 1
efficiency (1) 1
engineering, environmental (1) 1
environmental aspects (1) 1
fluorescence (1) 1
fluorescence spectroscopy (1) 1
fourier-transform-infrared-spectroscopy (1) 1
free radicals (1) 1
free-radical (1) 1
freies radikal (1) 1
ftir-spektroskopie (1) 1
galactans - chemistry (1) 1
gases - chemistry (1) 1
guar gum degradation (1) 1
guar gum solution (1) 1
h (1) 1
h2o2 (1) 1
hydrolysis (1) 1
insertion-parameters (1) 1
intensification (1) 1
intrinsic viscosity reduction (1) 1
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1. Full Text Depolymerization of carboxymethyl cellulose using hydrodynamic cavitation combined with ultraviolet irradiation and potassium persulfate
by Prajapat, Amrutlal L and Gogate, Parag R
Ultrasonics - Sonochemistry, ISSN 1350-4177, 03/2019, Volume 51, pp. 258 - 263
In the present work, hydrodynamic cavitation (HC) has been used for the depolymerization of sodium salt of carboxymethyl cellulose (CMC) solution. Use of two... 
Depolymerization | Hydrodynamic cavitation | Carboxymethyl cellulose | Ultraviolet irradiation | Potassium persulfate | CHITOSAN | INTENSIFICATION | CHEMISTRY, MULTIDISCIPLINARY | HYDRATION | ACOUSTICS | POLYVINYL-ALCOHOL | DEGRADATION | GUAR | Polymerization | Usage | Analysis | Cellulose
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2. Full Text Intensified depolymerization of aqueous polyacrylamide solution using combined processes based on hydrodynamic cavitation, ozone, ultraviolet light and hydrogen peroxide
by Prajapat, Amrutlal L and Gogate, Parag R
Ultrasonics - Sonochemistry, ISSN 1350-4177, 07/2016, Volume 31, pp. 371 - 382
The present work deals with intensification of depolymerization of polyacrylamide (PAM) solution using hydrodynamic cavitation (HC) reactors based on a... 
Depolymerization | Hydrodynamic cavitation | Intrinsic viscosity reduction | Combined approaches | Polyacrylamide | CHITOSAN | RADIATION | CHEMISTRY, MULTIDISCIPLINARY | ULTRASONIC DEGRADATION | ACOUSTICS | PARTIALLY HYDROLYZED POLYACRYLAMIDE | POLYVINYL-ALCOHOL | TECHNOLOGY | WATER-TREATMENT | Air pollution | Hydrogen peroxide | Polyethylene terephthalate
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3. Full Text Depolymerization using sonochemical reactors: A critical review
by Gogate, Parag R and Prajapat, Amrutlal L
Ultrasonics - Sonochemistry, ISSN 1350-4177, 11/2015, Volume 27, pp. 480 - 494
Ultrasonic irradiation has been proposed as a novel approach for degradation of polymer compounds, especially considering the fact that the reduction in the... 
Sonochemical reactors | Process intensification | Ultrasonic irradiation | Polymer degradation | Operating parameters | Intrinsic viscosity | MECHANICAL DEGRADATION | DENSITY POLYETHYLENE | AQUEOUS-SOLUTIONS | CHEMISTRY, MULTIDISCIPLINARY | ULTRASONIC DEGRADATION | ACOUSTICS | MOLECULAR-WEIGHT DISTRIBUTION | DISTRIBUTION KINETICS | POLYMER-SOLUTIONS | GUAR GUM | POLY(ETHYLENE OXIDE) | Ultrasonic Waves | Polymerization | Gases - chemistry | Temperature | Models, Chemical | Solvents - chemistry | Polyethylene terephthalate | Water-soluble polymers | Usage | Analysis
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4. Full Text Intensification of depolymerization of aqueous guar gum using hydrodynamic cavitation
by Prajapat, Amrutlal L and Gogate, Parag R
Chemical Engineering & Processing: Process Intensification, ISSN 0255-2701, 07/2015, Volume 93, pp. 1 - 9
Depolymerization of aqueous guar gum using hydrodynamic cavitation has been investigated for the first time, with a detailed understanding into the effect of... 
Depolymerization | Hydrodynamic cavitation | Guar gum solution | Cavitating device | Potassium persulfate | Intrinsic viscosity | ENERGY & FUELS | SONOCHEMICAL REACTORS | CHITOSAN | HYDRATION | ENGINEERING, CHEMICAL | ULTRASOUND | STARCH | ENZYMATIC DEGRADATION | Guar | Analysis
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5. Full Text Depolymerization of guar gum solution using different approaches based on ultrasound and microwave irradiations
by Prajapat, Amrutlal L and Gogate, Parag R
Chemical Engineering & Processing: Process Intensification, ISSN 0255-2701, 02/2015, Volume 88, pp. 1 - 9
The present work investigates the application of ultrasound and microwave operated individually or in combination for depolymerization of aqueous solution of... 
Microwave | Sequential effect | Free radicals | Ultrasound | Potassium persulfate | Guar gum | RHEOLOGICAL PROPERTIES | ENERGY & FUELS | CHITOSAN | DECOMPOSITION | HYDROLYSIS | ENGINEERING, CHEMICAL | CAVITATIONAL REACTORS | POLYSTYRENE | TEMPERATURE | KINETICS | ENZYMATIC DEGRADATION | PERSULFATE | Guar
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6. Full Text A novel approach for intensification of enzymatic depolymerization of carboxymethyl cellulose using ultrasonic and ultraviolet irradiations
by Prajapat, Amrutlal L and Das, Priya and Gogate, Parag R
Chemical Engineering Journal, ISSN 1385-8947, 04/2016, Volume 290, pp. 391 - 399
The present work investigates the application of ultrasonic (US) and ultraviolet (UV) irradiations operated individually or in combination for intensification... 
Depolymerization | Carboxymethyl cellulose (CMC) | Cellulase enzyme | Ultraviolet | Ultrasound | Intrinsic viscosity | REACTORS | CELLS | CAVITATION | ENGINEERING, CHEMICAL | ENGINEERING, ENVIRONMENTAL | DEGRADATION | EFFICIENCY | Enzymes | Analysis | Cellulose | Polyethylene terephthalate | Amplification | Viscosity | Reduction | Rate constants | Irradiation
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7. Full Text Intensification of degradation of guar gum: Comparison of approaches based on ozone, ultraviolet and ultrasonic irradiations
by Prajapat, Amrutlal L and Gogate, Parag R
Chemical Engineering & Processing: Process Intensification, ISSN 0255-2701, 12/2015, Volume 98, pp. 165 - 173
Comparison of degradation efficacy for different combinations at large scale operation. The application of ultraviolet irradiation (UV) for degradation of guar... 
Ozone | Ultraviolet radiation | Hydrogen peroxide | Guar gum degradation | Ultrasound | Potassium persulfate | ENERGY & FUELS | RADIATION | HYDRATION | ENGINEERING, CHEMICAL | POLYVINYL-ALCOHOL | ENZYMATIC DEGRADATION | OXIDATIVE-DEGRADATION | Environmental aspects | Air pollution | Comparative analysis | Guar
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8. Full Text Intensification of depolymerization of polyacrylic acid solution using different approaches based on ultrasound and solar irradiation with intensification studies
by Prajapat, Amrutlal L and Gogate, Parag R
Ultrasonics - Sonochemistry, ISSN 1350-4177, 09/2016, Volume 32, pp. 290 - 299
Depolymerization of polyacrylic acid (PAA) as sodium salt has been investigated using ultrasonic and solar irradiations with process intensification studies... 
Depolymerization | Ozone | Solar irradiations | H2O2 | Ultrasound | Polyacrylic acid | H | O | CHITOSAN | POLYMERIZATION | CHEMISTRY, MULTIDISCIPLINARY | AQUEOUS-SOLUTION | ACOUSTICS | POLYVINYL-ALCOHOL | DEGRADATION | HYDROGEN-PEROXIDE | UV/H2O2 PROCESS | ULTRAVIOLET-RADIATION | WATER-TREATMENT | Polyethylene terephthalate | Hydrogen peroxide
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9. Full Text Ultrasound assisted enzymatic depolymerization of aqueous guar gum solution
by Prajapat, Amrutlal L and Subhedar, Preeti B and Gogate, Parag R
Ultrasonics - Sonochemistry, ISSN 1350-4177, 03/2016, Volume 29, pp. 84 - 92
The present work investigates the effectiveness of application of low intensity ultrasonic irradiation for the intensification of enzymatic depolymerization of... 
Depolymerization | Cellulase enzyme | Ultrasound | Intrinsic viscosity | Guar gum | ACOUSTICS | CAVITATION | STABILITY | DEGRADATION | VISCOSITY | CHEMISTRY, MULTIDISCIPLINARY | Cellulase - chemistry | Galactans - chemistry | Sonication | Temperature | Cellulase - metabolism | Mannans - chemistry | Protein Structure, Secondary | Solutions | Water - chemistry | Polymerization | Plant Gums - chemistry | Enzymes | Guar | Fluorescence spectroscopy | Thermodynamics | Chemical reaction, Rate of | Fluorescence | Polyethylene terephthalate | Activation energy
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