ä¸è¬PPçä»·æ ¼è¦é«äºPEçä»·æ ¼ã
å
·ä½å·®ä»·è¦ç使ç¨ççå·ã
èä¹ç¯ï¼polyethylene ï¼ç®ç§°PEï¼æ¯ä¹ç¯ç»èåå¶å¾çä¸ç§çå¡æ§æ èãå¨å·¥ä¸ä¸ï¼ä¹å
æ¬ä¹ç¯ä¸å°éα-
ç¯ççå
±èç©ãèä¹ç¯æ èï¼æ æ¯ï¼ææä¼¼è¡ï¼å
·æä¼è¯çèä½æ¸©æ§è½ï¼åå¦ç¨³å®æ§å¥½ï¼è½è大å¤æ°é
¸ç¢±çä¾µèã常温ä¸ä¸æº¶äºä¸è¬æº¶åï¼å¸æ°´æ§å°ï¼çµç»ç¼æ§ä¼è¯ãèä¹ç¯çåå¦æ§è½ä¸è¬ï¼
æ伸强度è¾ä½ï¼æè åæ§ä¸å¥½ï¼èå²å»æ§å¥½ãèä¹ç¯å¯ç¨å¹å¡ãæ¤åºã注å°æåçæ¹æ³å å·¥ï¼å¹¿æ³åºç¨äºå¶é èèãä¸ç©ºå¶åã纤维åæ¥ç¨æåçã
èä¸ç¯è±æå称ï¼Polypropyleneï¼ç®ç§°ï¼PPï¼ä¿ç§°ï¼ç¾æè¶ãèä¸ç¯æ¯èα-ç¯çç代表ï¼ç±ä¸ç¯èåèå¶å¾çä¸ç§çå¡æ§æ èï¼å
¶åä½æ¯ä¸ç¯CH2=CHï¼CH3ãæ ¹æ®
å¼åååèåå·¥èºçä¸åï¼èä¸ç¯å¯ä»¥å为çè§èä¸ç¯åæ è§èä¸ç¯åé´è§èä¸ç¯ä¸ç§æåãçè§èä¸ç¯æå½¢æç»æ¶æï¼
ç»æ¶åº¦é«è¾¾95%以ä¸ï¼ååéå¨8-15ä¸ä¹é´ï¼èµäºå®è¯å¥½çæçåæ溶åæ§ï¼æ è§èä¸ç¯å¨å®¤æ¸©ä¸æ¯ä¸ç§éç»æ¶çã微带ç²æ§çç½è²è¡ç¶ç©ï¼ååéä½ï¼å¨3000-10000ï¼ç»æä¸è§æ´ç¼ºä¹å
èåï¼åºç¨è¾å°ã