Impact-resistant modified polyvinyl chloride tubular product for supplying water
A polyvinyl chloride, impact-modified technology, applied in the direction of rigid pipes, pipes, pipes/pipe joints/pipe fittings, etc., can solve poor impact resistance and crack resistance, PVC-U pipe damage, PVC-U lack of toughness and other problems, to achieve the effect of improving point load resistance, saving raw materials, and improving melt fluidity
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Embodiment 1
[0014] An impact-modified polyvinyl chloride pipe for water supply, the weight-number ratio of its components is: polyvinyl chloride: 100 parts; high-efficiency impact modifier MK-2 based on acrylate polymer: 6.2 parts; organic Tin stabilizer: 0.5 parts; light calcium carbonate: 1 part; chlorinated polyethylene: 3 parts; oxidized wax: 0.08 parts; fluorescent whitening agent: 0.6 parts; polyethylene wax: 0.3 parts; organic wax: 0.8 parts; Carbon black: 0.2 parts.
[0015] An impact-modified polyvinyl chloride pipe for water supply according to the above formula, the production equipment adopts the original PVC-U pipe conical twin-screw extruder for production and extrusion, and all technical indicators meet the industry standard CJ / T 272-2008 " Impact-modified polyvinyl chloride (PVC-M) pipes and fittings for water supply" requirements. The impact-modified polyvinyl chloride pipe for water supply improves the flexibility of the pipe while maintaining the strength of the ordina...
Embodiment 2
[0017] An impact-modified polyvinyl chloride pipe for water supply, the weight ratio of its components is: polyvinyl chloride: 100 parts; polybutyl acrylate: 5 parts; octyl tin mercaptide: 0.5 parts; light carbonic acid Calcium: 1 part; active calcium: 0.2 part; styrene-butadiene thermoplastic elastomer: 0-0.1 part; chlorinated polyethylene: 3 parts; oxidized wax: 0.08 part; fluorescent whitening agent: 0.5-0.8 part; Polyethylene wax: 0.3 parts; organic wax: 0.5 to 1 part; methyl methacrylate-butadiene-styrene copolymer: 0 to 0.3 parts; grinding powder: 0 to 0.25 parts; carbon black: 0.2 parts.
Embodiment 3
[0019] An impact-modified polyvinyl chloride pipe for water supply, the weight-number ratio of its components is: polyvinyl chloride: 100 parts; polybutyl acrylate: 8 parts; tin methyl mercaptide: 0.75 parts; light carbonic acid Calcium: 1.3 parts; active calcium: 0.5 parts; acrylonitrile-butadiene-styrene copolymer: 0-0.1 parts; chlorinated polyethylene: 3 parts; oxidized wax: 0.08 parts; fluorescent whitening agent: 0.5-0.8 parts parts; polyethylene wax: 0.3 parts; organic wax: 0.5 to 1 part; milling material: 0 to 0.25 parts; carbon black: 0.2 parts.
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