A composite material includes, by weight, 50-70 parts of polyol; 15-35 parts of polyether polyol; 0.5-1.5 parts of a polyester pigment or water-based resin-free pigment having a particle size of 100-500 meshes; 2.7-3.4 parts of silicone oil; 0.1-0.3 parts of a crosslinking agent; 0.1-0.3 parts of a catalyst; 2-6 parts of water; and 0.2-0.7 parts of graphene quantum dots (GQDs).

An earth plant-based compostable biodegradable composition for the formation of a bioplastic and method of producing said resin, the composition comprising: about 17.5 to 45% ethanol-based green polyethylene by weight, about 20 to 25% calcium carbonate by weight, about 2 to 12% hemp hurd or soy protein by weight, about 32 to 45% starch by weight, and about 0.5 to 1% biodegradation additive by weight to enable biodegradation and composting of the bioplastic; wherein the composition is produced by first mill grinding the ethanol-based green polyethylene, calcium carbonate, hemp hurd or soy protein, starch and the biodegradation additive into fine powders, then mechanically mixing the fine powders one by one into a final mixture for about 5-25 minutes at a time, dry and without heat, and then heating the final mixture to about 220 to 430 degrees Fahrenheit.

The present invention relates to a novel secondary battery pack with improved thermal management useful for an all-electric vehicle (EV), a plug-in hybrid vehicle (PHEV), a hybrid vehicle (HEV), or battery packs used for other vehicles batteries, and more particularly, to the use of a specific material for thermally insulating a secondary battery pack and further minimizing the propagation of thermal runaway within a battery pack.

A method of forming a barrier to overcome lost circulation in a subterranean formation. The method includes injecting; a polymer-sand nanocomposite into one or more lost circulation zones in the subterranean formation where the polymer-sand nanocomposite is formed from sand mixed with a polymer hydrogel. Further, the polymer hydrogel includes a hydrogel polymer, an organic cross-linker, and a salt. The sand additionally comprises a surface modification. The associated method of preparing a polymer-sand nanocomposite lost circulation material for utilization in forming the barrier is provided.

The present invention relates to a liquid stabilizer composition A containing (a) at least one liquid sterically hindered amine (HALS) in which the amino group carries a basicity-reducing substituent and which has a molecular weight of at most 1500 g/mol, preferably of at most 1000 g/mol; (b) at least one sterically hindered amine (HALS) having a molecular weight of more than 1500, preferably of at least 1700 g/mol; and (c) at least one liquid UV absorber. The invention relates also to a polymer composition which is in particular a sealant or adhesive composition, comprising at least one silyl-modified polymer and the stabilizer composition A. The invention relates moreover to the use of the stabilizer composition A in a sealant or adhesive composition. Such sealant or adhesive compositions show improved optical properties, also in the finished sealant or adhesive, such as increased clarity and/or reduced haze, and also an improved stability against degradation by heat, light and/or oxygen.

A medical component is provided which includes a first portion formed of a first elastomeric material having at least one taggant embedded or incorporated therein, and a second portion formed of a second elastomeric material. The at least one taggant has a first diffusivity relative to the first elastomeric material and a second diffusivity relative to the second elastomeric material. The second diffusivity is less than the first diffusivity.

Compositions include a polythiol and a wetted filler. The compositions exhibit an extended working time and a rapid onset of cure. The compositions can be used as sealants.

An earth plant-based compostable biodegradable composition for the formation of a bioplastic and method of producing said resin, the composition comprising: about 17.5 to 45% ethanol-based green polyethylene by weight, about 20 to 25% calcium carbonate by weight, about 2 to 12% hemp hurd or soy protein by weight, about 32 to 45% starch by weight, and about 0.5 to 1% biodegradation additive by weight to enable biodegradation and composting of the bioplastic; wherein the composition is produced by first mill grinding the ethanol-based green polyethylene, calcium carbonate, hemp hurd or soy protein, starch and the biodegradation additive into fine powders, then mechanically mixing the fine powders one by one into a final mixture for about 5-25 minutes at a time, dry and without heat, and then heating the final mixture to about 220 to 430 degrees Fahrenheit.

An attrition-resistant superabsorbent polymer and a preparation method thereof are disclosed herein. In some embodiments, an attrition resistant superabsorbent polymer includes a superabsorbent polymer having a crosslinked surface, water, particles, a multivalent metal salt, an organic acid and a polyhydric alcohol, wherein the particles having a BET specific surface area of 300 to 1500 m.sup.2/g and a porosity of 50% or more.

A process for the preparation of graphene, graphene materials, graphene oxide or reduced graphene oxide and the preparation of graphene, graphene materials, graphene oxide or reduced graphene oxide integrated in a thermoplastic and/or elastomeric polymer or polymer mixture by the effect of friction is produced by kneading, e.g., in an internal mixer with closed chamber or open chamber system, that performs the exfoliation of graphite, graphite oxide or reduced graphite oxide.