Search Results - "Briones, Rodrigo"
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Bio-Degradable Polyurethane Foams Produced by Liquefied Polyol from Wheat Straw Biomass
Published in Polymers (10-11-2020)“…In the present work, an abundant and unused residue (wheat straw) has been employed to synthesize a polyol as a substituent of castor oil in polyurethane…”
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2
Microencapsulated Bio-Based Rejuvenators for the Self-Healing of Bituminous Materials
Published in Materials (22-03-2020)“…Asphalt self-healing by encapsulated rejuvenating agents is considered a revolutionary technology for the autonomic crack-healing of aged asphalt pavements…”
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3
Alkalization of Kraft Pulps from Pine and Eucalyptus and Its Effect on Enzymatic Saccharification and Viscosity Control of Cellulose
Published in Polymers (31-07-2022)“…Bleached kraft pulps from eucalyptus and pine were subjected to cold caustic extraction (CCE) with NaOH (5, 10, 17.5, and 35%) for hemicelluloses removal and…”
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Catalytic Selective Oxidation of β-O-4 Bond in Phenethoxybenzene as a Lignin Model Using (TBA)5[PMo10V2O40] Nanocatalyst: Optimization of Operational Conditions
Published in Molecules (Basel, Switzerland) (31-08-2023)“…The catalytic oxidation of phenethoxybenzene as a lignin model compound with a β-O-4 bond was conducted using the Keggin-type polyoxometalate nanocatalyst…”
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5
Polyol production by chemical modification of date seeds
Published in Industrial crops and products (01-07-2011)“…► Polyol production from chemical modification of date seeds has been investigated. ► Oxypropylation and liquefaction techniques were used to modify date…”
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Tetrabutyl Ammonium Salts of Keggin-Type Vanadium-Substituted Phosphomolybdates and Phosphotungstates for Selective Aerobic Catalytic Oxidation of Benzyl Alcohol
Published in Catalysts (30-04-2022)“…A series of tetrabutyl ammonium (TBA) salts of V-included Keggin-type polyoxoanions with W (TBA4PW11V1O40 and TBA5PW10V2O40) and Mo (TBA4PMo11V1O40 and…”
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7
Valorization of some lignocellulosic agro-industrial residues to obtain biopolyols
Published in Journal of chemical technology and biotechnology (1986) (01-02-2012)“…BACKGROUND: The valorization of renewable and abundant resources (date seed, olive stone, corncob, rapeseed cake and apple pomace) from agro‐industrial…”
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Lignin liquefaction under microwave heating
Published in Journal of applied polymer science (05-12-2013)“…ABSTRACT Organosolv lignin from olive tree pruning was subjected to liquefaction under microwave heating and modifying the experimental conditions (time,…”
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Polyols obtained from solvolysis liquefaction of biodiesel production solid residues
Published in Chemical engineering journal (Lausanne, Switzerland : 1996) (15-11-2011)“…► Liquefaction of the residue generated in the rapeseed biodiesel production process. ► Characterization of resultant polyols under different reaction…”
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10
Liquefaction of corn husks and properties of biodegradable biopolyol blends
Published in Journal of chemical technology and biotechnology (1986) (01-11-2020)“…BACKGROUND A valorization route of corn husks from agrarian practices was performed by liquefaction using glycerol as liquefaction solvent to obtain biopolyols…”
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11
Liquefied agricultural residues for film elaboration
Published in Industrial crops and products (30-12-2015)“…•Agricultural residues were converted through liquefaction into liquefied products.•Films were produced with liquefied products.•Homogeneous, opaque and dark…”
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12
Una razón existencial y personal: aprehensión y asentimiento en John Henry Newman
Published in Revista de Filosofía - Universidad Católica de la Santísima Concepción (01-12-2019)“…John Henry Newman (1801-1890), quien ha ejercido una enorme influencia intelectual en el desarrollo de la teología católica contemporánea, es menos conocido…”
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13
Todo el hombre razona: la dimensión implícita de la inferencia en John Henry Newman
Published in Revista de Filosofía - Universidad Católica de la Santísima Concepción (01-04-2019)“…John Henry Newman (1801-1890), quien ha ejercido una enorme influencia intelectual en el desarrollo de la teología católica en los siglos XIX y XX, es menos…”
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Catalytic Selective Oxidation of β-O-4 Bond in Phenethoxybenzene as a Lignin Model Using [sub.5][PMo[sub.10]V[sub.2]O[sub.40]] Nanocatalyst: Optimization of Operational Conditions
Published in Molecules (Basel, Switzerland) (01-08-2023)“…The catalytic oxidation of phenethoxybenzene as a lignin model compound with a β-O-4 bond was conducted using the Keggin-type polyoxometalate nanocatalyst…”
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15
On the nanofibrillation of corn husks and oat hulls fibres
Published in Industrial crops and products (01-01-2017)“…•Oxidized corn husks pulp fibres were more susceptible to be nanofibrillated than oat hulls pulp.•Multiscale characterisation yielded an objective…”
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16
Influence of Microwave Heating on Chemical Properties of Liquefied Lignocellulosic Residues
Published in Industrial & engineering chemistry research (27-02-2013)“…The chemical composition of liquid products obtained from liquefaction of several agro-industrial wastes was analyzed and the effects of microwave treatments…”
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17
Process design and scale-up study for the production of polyol-based biopolymers from sawdust
Published in Sustainable production and consumption (01-07-2021)“…[Display omitted] Sawdust is a by-product of the forestry industry which can be used as raw material for the production of added-value bio-based chemicals,…”
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ESTUDIO EXPERIMENTAL DEL SECADO A TEMPERATURAS CONVENCIONALES DE ACACIAS
Published in Maderas (2008)“…Entre las especies del género Acacias, la Acacia melanoxylon o aromo australiano y la Acacia dealbata o aromo chileno, son dos especies aclimatadas en Chile…”
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Kraft Lignin-Based Polyols by Microwave: Optimizing Reaction Conditions
Published in Journal of wood chemistry and technology (03-09-2017)“…Microwave liquefaction of precipitated Kraft lignin was carried out in polyethylene glycol (PEG) and glycerol (G) mixed with or without H 2 SO 4 as catalyst…”
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20
Estudio experimental del secado a temperaturas convencionales de Acacias
Published in Maderas (01-12-2014)“…Entre las especies del género Acacias, la Acacia melanoxylon o aromo australiano y la Acacia dealbata o aromo chileno, son dos especies aclimatadas en Chile…”
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