PVC制造及用途英文介紹

1、Made by Tracy & Steve 11E CONTENTSWhat is our polymer?12When and by whom was it discovered？34One interesting fact5What is it used for?How was it discovered and is prepared today?6How has the polymer impacted our environment? Polyvinyl is the worlds third-most widely produced synthetic plastic polyme

2、r, after polyethylene and polypropylene and its chemical formula is (C2H3Cl)n.What is our polymer?1It was accidentally synthesized in 1872 by German chemist Eugene Naumann. 2W h e n a n d b y w h o m w a s i t discovered？Appeared as a white solid inside a flask of vinyl chloride that had been left e

3、xposed to sunlight. Produced by polymerization(combination) of the vinyl chloride monomer(VCM) while VCM and water are introduced into the reactor and a polymerization initiator, along with other additives. Exothermic reaction, and thus requires cooling high temperature and presence of HgCl2.3How wa

4、s it discovered and is prepared today?4What is it used for?sewerage pipesand other pipe applications where cost or vulnerability to corrosion limit the use of metal4What is it used for?A popular material which is 50% less than the cost of wooden windows and doorsWindow and Door4What is it used for?C

5、abling wires4What is it used for?Rigid PVC for building industry which is a low maintenance material 4What is it used for?flat sheets of a variety of thicknesses and colorsOften expanded to create voids in the interior of the material, providing additional thickness without additional weight and min

6、imal extra cost as flat sheets4What is it used for?either create a leather-like material or at times simply for the effect of PVCClothing 4What is it used for?wall covering, greenhouses, home playgrounds, foam and other toysHelp calm your dogA tall PVC privacy fence will separate your dog from such

7、stressful sights and soundsOne interesting fact5The smooth PVC fencing may also be a solution to the problem since most escape expert dogs will find it very hard to jump over or climb a PVC fencePVCThe fact that plastic is durable means it degrades slowly. In addition, burning plastic can sometimes

8、result in toxic fumesTake large amounts of chemical pollutants to create plastic, as well as significant amounts of fossil fuelsA6How has the polymer impacted our environment?CITIATIONTucker, Andy. 5 Interesting Facts About PVC Fencing And Animals. Ed. Andy Tucker. Win Accord, 14 Nov. 2014. Web. 8 O

9、ct. 2016. .Florida, Karma G. PVC. Wikipedia , 6 July 2015. Web. 8 Oct. 2016. .Wei, Zhang. PVC Pipes. 2014, Private collection, Baidu Image. Accessed 6 Nov. 2016. Li. Rigid PVC. 2013, Private collection, Baidu Image. Accessed 6 Nov. 2016. Hu. Rigid PVC doors. 2015, Private collection, Baidu Image. Accessed 6 Nov. 2016. He. Rigid PVC wires. 2016, Private collection, Baidu Image. Accessed 6 Nov. 2016. He. Rigid PVC windows. 2011, Private collection, Baidu Image. n.d. Accessed 6 Nov. 2016. Hua. PVC greenhouse. 2010, Private collection, Baidu Image. Accessed 6 Nov. 2016. Wang