用途 | 排污管 | 公称外径 | 20 mm |
---|---|---|---|
壁厚 | 5 mm | 外观 | 3 |
长度 | 3 m | 公称压力 | 2 Mpa |
己内酰胺
特征:
己内酰胺在液态为无色,在固态下为白色(片状),手触有润滑感,并有特殊的气味,具有吸湿性,易溶于水和苯等,受热起聚合反应,遇火能燃烧。熔点68℃—69℃,760mmHg下沸点270℃,85℃下密度1010kg/m3。
用途:
主要用于生产聚酰胺—6(尼龙6)。聚酰胺-6可加工为:
——民用丝 可制作民用纺丝品,如衣物、装饰物、地毯、毛毯等;
——工业丝 可制作轮胎帘子布、帆布、运输带、渔网、绳索、降落上等。
——工程塑料 可制作机械、汽车、电器、电子产品的零部件和元器件,工程用管、棒、板带材等。
Features:
Caprolactam is colorless in liquid state and white in solid(flake), with a slippy touch and special smell. It is hydroscopic, and apt to dissolve in water and benzene, when it is heated, a polymerization will take place and it will combust in fire.
Melting point: 68~69℃
Boiling point: 270℃(at760mmHg)
DENSITY:1010kg/m3(at 85℃)
Application:
Caprolactamis largely used in producing nylon 6 which can be further processed into:
Textile yarn: for making textile products, such as clothing, carpet, blanket and woven decoration materials etc.
Engineering plastics: for making engingeering pipes bars, plates, and tapes etc.
包装:用两层牛皮纸夹一层聚丙烯编织袋,内衬一层高压聚乙烯薄膜袋包装,每袋净重25kg。
储运:存于干燥、清洁库房中,不得露天存放和受潮。隔绝热源和火种,不可与易潮解物品、氧化剂、酸、碱物品共储混运。搬运时轻装轻卸,防止破坏包装。
己内酰胺技术规格(执行国家标准GB13254-91)
Technical Specifications of Caprolactam(National Standard GB13254-91)
项目 Item |
优等品 Superior |
一等品 First grade |
合格品 Qualified |
试验方法 Test method |
50%水溶液色度,Hazen单位(铂-钴色号) ≤ Color(in 50% water solution), hazen(pt-co scale) ≤ |
3 |
5 |
10 |
GB/T 13255.1 |
结晶点,℃ ≥ Solidification point, ℃≥ |
68.9 |
68.8 |
68.5 |
GB/T 13255.2 |
高锰酸钾吸收值 ≤ PM number ≤ |
5 |
10 |
20 |
GB/T 13255.3 |
挥发性碱含量,mmol/kg ≤ Volatile base, mmol/kg ≤ |
0.4 |
0.8 |
1.5 |
GB/T 13255.4 |
290nm波长处吸光度 ≤ Extinction at 290nm ≤ |
0.04 |
0.10 |
0.20 |
GB/T 13255.5 |
酸度,mmol/kg ≤ Acidity, mmol/kg |
0.10 |
0.20 |
— |
GB/T 13255.6 |
碱度,mmol/kg ≤ Acidity, mmol/kg |
0.10 |
0.20 |
— |
GB/T 13255.6 |
铁含量,10-6 ≤ Fe content, 10-6 |
0.2 |
0.50 |
1.0 |
GB/T 13255.7 |
环己酮肟含量,10-6 ≤ Oxime content, 10-6 ≤ |
20 |
20 |
— |
GB/T 13255.8 |
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