2019-03-22
		一.簡(jiǎn)介
CPE是氯化聚乙烯(chlorinated polyethylene)的縮寫,是由高密度聚乙烯經(jīng)過(guò)氯化后的產(chǎn)物,外觀為白色細(xì)小顆粒。
	
		二、CPE的性能
1、優(yōu)異的耐老化性,可在惡劣氣候和苛刻環(huán)境下使用,對(duì)臭氧有充分的抵抗性。
2、優(yōu)異的難燃性,無(wú)自燃性。
3、優(yōu)異的低溫韌性,可在-20℃保持柔韌性,適宜做UPVC制品的抗沖改性劑。
4、優(yōu)異的耐化學(xué)藥品性,對(duì)多數(shù)化學(xué)藥品表現(xiàn)惰性,抗各種酸堿的腐蝕。
5、良好的加工性能,易于加工成型。
6、極好的使用安全性,不會(huì)對(duì)人體及周圍環(huán)境產(chǎn)生不良影響。
7、優(yōu)異的穩(wěn)定性。
	
三、質(zhì)量指標(biāo)
| 
					 指標(biāo)  | 
				
					 CPE225A  | 
				
					 CPE130A  | 
				
					 CPE135A  | 
				
					 CPE140A  | 
				
					 
						CPE135C
					 
				 | 
			
| 
					 氯的質(zhì)量分?jǐn)?shù), %  | 
				
					 25±2  | 
				
					 30±2  | 
				
					 35±2  | 
				
					 40±2  | 
				
					 
						35±2
					 
				 | 
			
| 
					 熔融焓,J/g  | 
				
					 <=5.0  | 
				
					 <=2.0  | 
				
					 <=2.0  | 
				
					 <=2.0  | 
				
					 <=5.0  | 
			
| 
					 揮發(fā)物的質(zhì)量分?jǐn)?shù),%  | 
				
					 <=0.4  | 
				
					 <=0.4  | 
				
					 <=0.4  | 
				
					 <=0.4  | 
				
					 <=0.4  | 
			
| 
					 篩余物(0.9mm篩孔),%  | 
				
					 <=2.0  | 
				
					 <=2.0  | 
				
					 <=2.0  | 
				
					 <=2.0  | 
				
					 <=2.0  | 
			
| 
					 雜質(zhì)粒子數(shù),個(gè)/100g  | 
				
					 <=50  | 
				
					 <=50  | 
				
					 <=50  | 
				
					 <=50  | 
				
					 <=50  | 
			
| 
					 邵爾硬度,shoreA  | 
				
					 <=80  | 
				
					 <=70  | 
				
					 <=65  | 
				
					 <=70  | 
				
					 <=70  | 
			
| 
					 門尼粘度,Ml(1+4)  | 
				
					 ?? -  | 
				
					 ??? -  | 
				
					 -  | 
				
					 -  | 
				
					 -  | 
			
| 拉伸強(qiáng)度,MPa | 
					 ?? >=8.0  | 
				
					 ?? >=8.0  | 
				
					 ?>=8.0  | 
				
					 ?>=8.0  | 
				
					 ?>=8.0  | 
			
| 
					 灰分的質(zhì)量分?jǐn)?shù),%  | 
				
					 <=4.5  | 
				
					 <=4.5  | 
				
					 <=4.5  | 
				
					 <=4.5  | 
				
					 <=4.5  | 
			
| 
					 指標(biāo)  | 
				
					 CM225B  | 
				
					 CM130B  | 
				
					 CM135B1  | 
				
					 CM135B2  | 
				
					 
						CM135B3
					 
				 | 
				
					 CM140B  | 
			
| 
					 氯的質(zhì)量分?jǐn)?shù), %  | 
				
					 25±2  | 
				
					 30±2  | 
				
					 35±2  | 
				
					 35±2  | 
				
					 
						35±2
					 
				 | 
				
					 
						40±2
					 
				 | 
			
| 
					 熔融焓,J/g  | 
				
					 <=5.0  | 
				
					 <=2.0  | 
				
					 <=2.0  | 
				
					 <=2.0  | 
				
					 <=2.0  | 
				
					 <=2.0  | 
			
| 
					 揮發(fā)物的質(zhì)量分?jǐn)?shù),%  | 
				
					 <=0.4  | 
				
					 <=0.4  | 
				
					 <=0.4  | 
				
					 <=0.4  | 
				
					 <=0.4  | 
				
					 <=0.4  | 
			
| 
					 篩余物(0.9mm篩孔)%  | 
				
					 -  | 
				
					 -  | 
				
					 -  | 
				
					 -  | 
				
					 -  | 
				
					 _  | 
			
| 
					 雜質(zhì)粒子數(shù),個(gè)/100g  | 
				
					 -  | 
				
					 -  | 
				
					 -  | 
				
					 -  | 
				
					 -  | 
				
					 -  | 
			
| 
					 邵爾硬度,shoreA  | 
				
					 <=75  | 
				
					 <=70  | 
				
					 <=60  | 
				
					 <=60  | 
				
					 <=60  | 
				
					 <=70  | 
			
| 
					 門尼粘度,Ml(1+4)  | 
				
					 ?<=140  | 
				
					 <=130??  | 
				
					 50-60  | 
				
					 60-70  | 
				
					 70-80  | 
				
					 <=120  | 
			
| 拉伸強(qiáng)度,MPa | 
					 ?? >=6.0  | 
				
					 ?? >=6.0  | 
				
					 ? >=6.0  | 
				
					 ? >=6.0  | 
				
					 ? >=6.0  | 
				
					 ?>=6.0  | 
			
| 
					 灰分的質(zhì)量分?jǐn)?shù),%  | 
				
					 <=4.5  | 
				
					 <=4.5  | 
				
					 <=4.5  | 
				
					 <=4.5  | 
				
					 <=4.5  | 
				
					 <=4.5  | 
			
備注:CM135B和CM140B可根據(jù)客戶的要求,生產(chǎn)不同門尼粘度的產(chǎn)品。
四、CPE的主要用途
		
	
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