Super-cold-resistant impact-resistant high-toughness PP-R pipe material and preparation method thereof
A PP-R, impact-resistant technology, applied in the field of polymers, can solve the problems of PP-R pipes such as poor toughness, high low-temperature brittleness, and inability to transport water, so as to enhance toughness and impact resistance, enhance low-temperature resistance, and prolong pipe life. The effect of service life
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[0017] Example 1
[0018] A PP-R pipe material with super cold resistance, impact resistance and toughness and a preparation method thereof. The raw materials are calculated in parts by weight: 85 parts of PP-R resin and 15 parts of cold-resistant toughened masterbatch. The raw materials of cold-resistant and toughened masterbatch are: 55 parts of polypropylene, 20 parts of pigments, 20 parts of polyimide, 5 parts of nano calcium carbonate. The above ingredients are mixed, dried and granulated to obtain a particle size of 80 mesh. Cold-resistant and toughened masterbatch. A PP-R pipe material with super cold resistance, impact resistance and toughness and a preparation method thereof: it comprises the following steps: first, according to the weight of raw materials, 85 parts of PP-R resin, and 80 mesh of cold-resistant toughening masterbatch are mixed; The configured raw materials are added to the twin-screw extruder, mixed and molded, cooled, and pelletized to obtain modified m...
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[0019] Example 2
[0020] A PP-R pipe material with super cold resistance, impact resistance and strong toughness and its preparation method. The raw materials are calculated in parts by weight: 95 parts of PP-R resin and 5 parts of cold-resistant toughened masterbatch. The raw materials of the cold-resistant and toughened masterbatch are: 30 parts of polypropylene, 20 parts of pigments, 40 parts of polyimide parts, and 10 parts of nano calcium carbonate. The above ingredients are mixed, dried and granulated to obtain a particle size of 100 mesh. Cold-resistant and toughened masterbatch. A PP-R pipe material with super cold resistance, impact resistance and strong toughness and its preparation method: it comprises the following steps: first, according to the weight of the raw material, 95 parts of PP-R resin, 100 mesh of cold-resistant toughening masterbatch are mixed, and then The configured raw materials are added to the twin-screw extruder, mixed and molded, cooled, and pelle...
Example Embodiment
[0021] Example 3
[0022] A PP-R pipe material with super cold resistance, impact resistance and strong toughness and its preparation method. The raw materials are calculated in parts by weight: PP-R resin 88 and cold-resistant toughened masterbatch 12. The raw materials of the cold-resistant and toughened masterbatch are: 40 parts of polypropylene, 20 parts of pigments, 35 parts of polyimide, and 5 parts of calcium carbonate. The above ingredients are mixed and dried, and granulated to obtain a particle size of 90 mesh. Tough masterbatch. A PP-R pipe material with super cold resistance, impact resistance and toughness and a preparation method thereof, which comprises the following steps: first, according to the weight of raw materials, 88 parts of PP-R resin, and 90 mesh of cold-resistant toughening masterbatch are mixed; The configured raw materials are added to the twin-screw extruder, mixed and molded, cooled, and pelletized to obtain modified material A. In the twin-screw e...
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