Polyvinyl Records is an independent record label based in Champaign, Illinois. menu. Store arrow_drop_down. Shop By Artist. Search Store. Featured. Featured Items. Pre-Orders & New Releases. Alvvays (10th Anniversary Edition) American Football (Covers) & …

聚氯乙烯（Polyvinyl chloride)，英文简称PVC，是世界上产量第三大的合成聚合物塑料（仅次于聚乙烯和聚丙烯），每年生产大约4000万吨PVC。 PVC是氯乙烯单体（VCM）在过氧化物、偶氮化合物等引发剂或在光、热作用下按自由基聚合反应机理聚合而成的聚合物。

Polyvinyl chloride (alternatively: poly(vinyl chloride), [6] [7] colloquial: vinyl [8] or polyvinyl; abbreviated: PVC [8]) is the world's third-most widely produced synthetic polymer of plastic (after polyethylene and polypropylene). About 40 million tons of PVC are produced each year.

Polyvinyl Record Co. is an American independent record label headquartered in Champaign, Illinois. The label also has satellite offices in New York , Austin , and the Bay Area . Polyvinyl has put out over 400 releases to date.

Vinyl polymers are produced using catalysts. Ziegler–Natta catalysts are used commercially for production of polyethylene and polypropylene. Many are produced using radical initiators which are produced from organic peroxides.Still others (polystyrene) are produced using anionic initiators such as butyl lithium.. An exception from the usual rules, polyvinyl alcohol, (CH 2 …

PVC (polyvinyl chloride), a synthetic resin made from the polymerization of vinyl chloride. PVC is used in an enormous range of domestic and industrial products, from raincoats and shower curtains to window frames and indoor plumbing.

2022年10月14日 · Economical, versatile polyvinyl chloride (PVC, or vinyl) is used in a variety of applications in the building and construction, health care, electronics, automobile and other sectors, in products ranging from piping and siding, blood bags and tubing, to wire and cable insulation, windshield system components and more.

2020年1月13日 · Polyvinyl chloride (PVC) is a popular thermoplastic that's odorless, solid, brittle, and generally white in color. It's currently ranked as the third most widely used plastic in the world (behind polyethylene and polypropylene).

2024年10月25日 · 英文名 ：Polyvinyl Alcohol，vinylalcohol polymer. 化学式 ：[C2H4O]n. 分子量 ：根据聚合度的不同而变化，一般在5000~200000之间. CAS登录号 ：9002-89-5

Polyvinyl chloride (PVC) was one of the first plastics discovered, and is also one of the most extensively used. It is derived from salt (57%) and oil or gas (43%). It is the world’s third-most widely produced synthetic plastic polymer, after polyethylene and polypropylene.