供應(yīng)PP 塑料 Cheng Yu PP238G3
聚丙烯(PP)概述及應(yīng)用、聚丙烯PP的概述一、 聚丙烯概述聚丙烯采用齊格勒-納塔催化劑使丙烯催化聚合而得,它是分子鏈節(jié)排列得很規(guī)整的結(jié)晶形等規(guī)聚合物。聚丙烯的英文名為Polypropylene,簡(jiǎn)稱(chēng)PP,俗稱(chēng)百折膠。聚丙烯按其結(jié)晶度可分為等規(guī)聚丙烯和無(wú)規(guī),等規(guī)聚丙烯為高度結(jié)晶的熱塑性樹(shù)脂,結(jié)晶度高達(dá)95%以上,分子量在8~15萬(wàn)之間,本書(shū)介紹的聚丙烯主要為等規(guī)聚丙烯。而無(wú)規(guī)聚丙烯在室溫下是一種非結(jié)晶的、微帶粘性的白色蠟狀物,分子量低(3000~10000),結(jié)構(gòu)不規(guī)整缺乏內(nèi)聚力,應(yīng)用較少。二、聚丙烯的改性聚丙烯可通過(guò)填充,增強(qiáng),共混,共聚。交聯(lián)來(lái)改性。如添加碳酸鈣,*,無(wú)機(jī)礦物等填料??商岣邉傂裕捕?,耐熱性和尺寸穩(wěn)定性;添加玻璃纖維,石棉纖維,云母。玻璃微珠等可提高拉伸強(qiáng)度。并可改善蠕變性。低溫抗沖擊性;添加彈性體和橡膠等可提高沖擊性能,透明性等等。 本公司專(zhuān)業(yè)代理以下產(chǎn)品,免費(fèi)提供COA,SGS,UL黃卡,加工參數(shù) 。索?。?銷(xiāo)售直線(xiàn): 李 :
| CERTENE™ RCP-1209 | Muehlstein | PP 無(wú)規(guī)共聚物 |
| CERTENE™ RCP-35 | Muehlstein | PP 無(wú)規(guī)共聚物 |
| CERTENE™ RCP-350 | Muehlstein | PP 無(wú)規(guī)共聚物 |
| Cheng Yu BK1021 | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu BK1022 | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu HG310 | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu HG325 | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu PP222 | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu PP225 | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu PP226 | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu PP227 | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu PP228H | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu PP229H | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu PP230H | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu PP231H | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu PP236G1 | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu PP237G2 CC | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu PP237G2 | Cheng Yu Plastic Company Limited | PP,未 |
| Cheng Yu PP238G3 | Cheng Yu Plastic Company Limited | PP,未 |
| Chiao Fu PP PP212G20 NAT | Chiao Fu Enterprises Co., Ltd. | PP,未 |
| Chiao Fu PP PP212G30 NAT | Chiao Fu Enterprises Co., Ltd. | PP,未 |
:李志誠(chéng) :
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地址:廣東省東莞市樟木頭塑膠市場(chǎng)一期Q棟168號(hào)
供應(yīng)耐磨 PP Cheng Yu PP238G3其它產(chǎn)品
供應(yīng)耐磨 PP Cheng Yu PP238G3
耐化學(xué)性 PP Cheng Yu PP237G2
供應(yīng) PP Cheng Yu PP237G2 CC
供應(yīng)耐高溫 PP Cheng Yu PP236G1
供應(yīng)耐高溫 PP Cheng Yu PP231H
供應(yīng)耐高溫 PP Cheng Yu PP230H
供應(yīng)耐高溫 PP Cheng Yu PP229H
供應(yīng)耐熱性 PP Cheng Yu PP228H
供應(yīng)耐熱性 PP Cheng Yu PP227
供應(yīng)耐熱性 PP Cheng Yu PP226





















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