WebMar 20, 2024 · ABSTRACT Based on the natural graphene-structure in the raw asphaltene material, a graphene-polyurethane sponge (GPU) oil-absorption material was prepared via a facile and inexpensive route of dip-coated sponge carbonization, which used low-value petroleum asphlatene as the dip-coating reagent and polyurethane sponges as the … WebMar 7, 2024 · The thermoplastic polyurethane (TPU) sponge as an oil absorbent is capable of selectively absorbing various oils/organic solvents from oil/water mixtures with a high recovery rate. To further enhance the hydrophobicity and mechanical properties of the porous sponge, 3% reduced graphene oxide was doped to this material.
Frontiers Efficient preparation of graphene oxide-immobilized …
WebJan 30, 2024 · Bio-based polyurethane (PU) composites with superior thermal and mechanical properties have received wide attention. This is due to the recent rapid developments in the PU industry. In the work reported here, novel nano-composites with graphene oxide (GO)-modified Sapium sebiferum oil (SSO)-based PU has been … WebJul 6, 2024 · Synthesized polyurethane was cast into a glass plate, and after one-day drying in vacuum oven at 50 °C, polyurethane film was obtained. Preparation of polyurethane/graphene nanocomposite films ( G–PU) In this step, polyol was dispersed in dichloromethane solvent using ultrasonic probe pulses for 15 min. chuck 70 lunar new year water \u0026 tiger
Flexible and densified graphene/waterborne polyurethane composite film
WebFeb 15, 2024 · Graphene-polyurethane (GR-PU) foam-coated fabric with good photo-thermal and heat insulation property were prepared using the simple and safe method of … WebDec 5, 2024 · A series of WPU-acrylate graphene oxide-modified WPU hybrids that showed greater tensile strength and hardness and excellent water resistance were prepared by Li … WebJan 15, 2024 · Graphene oxide (GO) is a good nanofiller candidate for waterborne coatings because of its outstanding physical and mechanical properties, good dispersibility in water, and low cost. Here, we report on the performance of a one-part, water-borne polyurethane (WPU) nanocoating formulated with four different GO loadings (0.4 % - 2.0 % by mass). designers guild wallcovering