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A core-sheath filament containing diene-based rubber and its printing method
The invention provides core-sheath filaments. The core-sheath filaments have a core composed of diene-based rubber crosslinked by multifunctional acrylate, thereby forming an adhesive with excellent high-temperature performance. The adhesive composition exhibits outstanding durability against oxygen and moisture, low and stable dielectric properties, and superior high-temperature resistance. The invention also provides a preparation method of the…
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Automatic powder dispensing system
An automatic powder blanching and batching system comprises a powder blanching mechanism, an automatic cutting device, a bowl separating device and a batching device. The powder blanching mechanism includes a telescopic powder blanching unit, a rotating bowl unit and a lifting powder blanching unit. The automatic cutting device consists of a cylindrical extrusion mechanism and…
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High-speed crosslinking of grafted plastic bodies
The invention discloses a method for providing a crosslinked composition, comprising the following steps: (a) providing an ethylene-α-olefin plastomer having a density of 850 kg/m³ to 900 kg/m³ and a melt flow rate (ISO 1133, 2.16 kg, 190℃) of 0.3 to 50 g/10 min; (b) grafting the ethylene-α-olefin plastomer with a silane crosslinking agent such…
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Amorphous solid dispersions of pyrazole amide compounds
The object of the invention is to provide a formulation with improved pharmacokinetics comprising a compound of formula [I] or a pharmaceutically acceptable salt or hydrate thereof, and a preparation method thereof. The invention relates to a solid dispersion comprising an amorphous compound of formula [I] or a pharmaceutically acceptable salt or hydrate thereof, and…
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A creep-colored glass fiber reinforced polypropylene material and its preparation method
The invention discloses a creep-discoloration glass fiber reinforced polypropylene material and a preparation method thereof. The material is prepared from the following components by weight: 72.4–86.5 parts of polypropylene, 10–20 parts of modified glass fiber, 3–6 parts of compatibilizer, 0.3–0.8 parts of lubricant and 0.2–0.8 parts of antioxidant. The modified glass fiber is glass fiber…
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Resin compositions for hollow blow molding and their preparation methods and applications
The invention provides a resin composition for hollow blow molding, a preparation method and application thereof. The resin composition comprises hexene copolymerized polyethylene resin and additives, wherein the melt flow rate of the hexene copolymerized polyethylene resin measured according to GB/T 3682-2000 at 190℃ and 21.6 kg is 2.1–2.3 g/10 min, the molecular weight distribution…
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