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Combined recycling method for composite materials based on thermoplastic polymer matrix
The invention relates to a combined recycling method for recycled products composed of fiber-reinforced composite materials and thermoplastic polymers, preferably (meth)acrylic polymer matrix. The recycling method includes the following steps: introducing the first recycled product containing fiber-reinforced composite materials into a dedicated thermoplastic polymer recycling system; adding the second recycled product composed of pure thermoplastic
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Method for preparing (co) polyesters
The invention discloses a method for preparing copolyesters and polyesters in a degassing device. The copolyesters and polyesters are at least partially composed of 1,4-butanedicarboxylate units. The method is characterized in that crude polyester products are degassed under a pressure of 5 to 300 mbar with the addition of 0.1 wt% to 5 wt% entrainers
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Fluorescent whitening masterbatch as well as preparation method and application thereof
The invention discloses a fluorescent whitening masterbatch as well as its preparation method and application. The fluorescent whitening masterbatch is composed of fluorescent whitening pigment, carrier resin and fumed silica. The masterbatch can meet the whitening and brightening requirements of photo paper, avoid pigment agglomeration in the plastic coating layer of photo paper, and stably
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Thermoplastic elastomer microcellular foaming composition, microcellular foamed material as well as preparation method and application thereof
The invention belongs to the field of foam materials, and discloses a thermoplastic elastomer microcellular foaming composition, a styrene-butadiene rubber/polylactic acid thermoplastic elastomer microcellular foam material as well as a preparation method and application thereof. The composition includes styrene-butadiene rubber, polylactic acid, vulcanizing agent, foaming agent, foaming auxiliary agent, antioxidant and anti-aging agent. Based on
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Wood-plastic wire production equipment and production method
The invention provides wood-plastic wire production equipment and a corresponding production method. The production equipment includes an extrusion device, a cooling device, a wire storage device and two sets of auxiliary units, and each auxiliary unit is composed of a traction device, a cutting device and a winding device. The extrusion device is equipped with
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High thermal conductivity antibacterial weather-resistant PC/AS composite material and preparation method thereof
The invention relates to a high thermal conductivity, antibacterial and weather-resistant PC/AS composite material and its preparation method. The composite material is prepared from the following raw materials in parts by mass: 40 to 60 parts of polycarbonate resin, 5 to 30 parts of acrylonitrile-styrene copolymer, 5 to 15 parts of acrylic impact modifier, 1
