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.

A resin composition includes: an ethylene-vinyl ester copolymer saponified product (A); and fatty acid metal salts, wherein the fatty acid metal salts include at least two fatty acid metal salts selected from a fatty acid metal salt having 3 to 12 carbon atoms (B), a fatty acid metal salt having 13 to 20 carbon atoms (C), and a fatty acid metal salt having 21 to 29 carbon atoms (D), and wherein at least one of the fatty acid metal salts selected from the fatty acid metal salts (B), (C), and (D) includes a zinc salt. The resulting resin composition is capable of forming a multilayer structure that has suppressed occurrence of appearance failure and minimized color tone deterioration at the time of its melt molding.

A system for producing a homogenous extrudate powder coating composition having predetermined properties, the system comprising a color library database that is configured to store one or more input formulation data objects capable of use in controlling the inputs and operation of an electronically controlled homogenous extrudate mixer.

A system for producing a homogenous extrudate powder coating composition having predetermined properties, the system comprising a color library database that is configured to store one or more input formulation data objects capable of use in controlling the inputs and operation of an electronically controlled homogenous extrudate mixer.

Disclosed is a flame-retardant HIPS material and a preparation method thereof, comprising the following components: 90 parts to 67 parts of a HIPS resin; 8 parts to 15 parts of a brominated flame retardant; and 3 parts to 7 parts of an auxiliary flame retardant; wherein the auxiliary flame retardant is a 1,3,5-triazine compound. In the present invention, a synergistic compounding of the brominated flame retardant and the auxiliary flame retardant effectively reduces an amount of the brominated flame retardant, and a stable UL 94 (1.5 mm) V-0 flame-retardant class can be achieved. Compared with the existing brominated flame-retardant HIPS, the present invention has a low halogen content, low gas, and high cost performance ratio, which avoids excessive acid gas from forming air lines on the surface of parts, has a good appearance.

Disclosed is a flame-retardant HIPS material and a preparation method thereof, comprising the following components: 90 parts to 67 parts of a HIPS resin; 8 parts to 15 parts of a brominated flame retardant; and 3 parts to 7 parts of an auxiliary flame retardant; wherein the auxiliary flame retardant is a 1,3,5-triazine compound. In the present invention, a synergistic compounding of the brominated flame retardant and the auxiliary flame retardant effectively reduces an amount of the brominated flame retardant, and a stable UL 94 (1.5 mm) V-0 flame-retardant class can be achieved. Compared with the existing brominated flame-retardant HIPS, the present invention has a low halogen content, low gas, and high cost performance ratio, which avoids excessive acid gas from forming air lines on the surface of parts, has a good appearance.

A method for controlling polymer viscosity quality in a compounding process of polymers (110) using at least one extruder (111) is disclosed. The method comprises: a) at least one measurement step (112), wherein at least one influence variable affecting viscosity of the compound is determined by using at least one sensor (114); b) at least one prediction step (116), wherein an expected viscosity (117) of the compound is determined considering the influence variable by using at least one prediction unit (118), wherein the prediction unit (118) comprises at least one analysis tool comprising at least one trained model; c) at least one evaluation step (120), wherein the expected viscosity (117) of the compound is compared to at least one pre-defined and/or pre-determined threshold value, wherein at least one item of output information is generated depending on said comparison; and d) at least one control step (122), wherein the item of output information is displayed using at least one display device (124), wherein the output information comprises at least one handling recommendation (126) for at least one setting of the extruder (111). Further disclosed are a computer program, specifically an application, and a controlling system (138) for controlling polymer viscosity quality in a compounding process of polymers (110).

Provided are a resin composition in which there is a particularly good achievement of low specific gravity, high rigidity, and a low coefficient of linear expansion, a resin composition in which low specific gravity, high rigidity, a low coefficient of thermal expansion, and low water absorbency are all achieved, are a resin composition which has low specific gravity and in which there is a good achievement of the contradictory properties of high toughness and low thermal expansion. Provided in an embodiment is a resin composition containing a first polymer forming a continuous phase, a second polymer forming a dispersed phase, and cellulose, wherein the first polymer is a polyamide and the second polymer is at least one polymer selected from the group consisting of crystalline resins having a melting point of at least 60° C. and non-crystalline resins having a glass transition temperature of at least 60° C.

The present invention aims to provide a method for producing a pellet and an apparatus for producing a pellet, including a conveyor belt that conveys a strand formed by melting a composition containing a thermoplastic resin and an additive and then ejecting the molten composition from a feeder, a liquid-spraying device spraying a liquid toward the strand conveyed, a gas-blowing device blowing a gas toward the strand conveyed, a strand cutter cutting the strand conveyed into a pellet, the liquid-spraying device, the gas-blowing device, and the strand cutter being disposed in this order in the conveying direction of the strand, a measurement device measuring a surface temperature of the strand, the measurement device being disposed upstream of the strand cutter in the conveying direction, and an adjustment mechanism adjusting driving of at least one of the liquid-spraying device and the gas-blowing device in accordance with the surface temperature measured.

The present invention aims to provide a method for producing a pellet and an apparatus for producing a pellet, including a conveyor belt that conveys a strand formed by melting a composition containing a thermoplastic resin and an additive and then ejecting the molten composition from a feeder, a liquid-spraying device spraying a liquid toward the strand conveyed, a gas-blowing device blowing a gas toward the strand conveyed, a strand cutter cutting the strand conveyed into a pellet, the liquid-spraying device, the gas-blowing device, and the strand cutter being disposed in this order in the conveying direction of the strand, a measurement device measuring a surface temperature of the strand, the measurement device being disposed upstream of the strand cutter in the conveying direction, and an adjustment mechanism adjusting driving of at least one of the liquid-spraying device and the gas-blowing device in accordance with the surface temperature measured.