amberlyst15
来源:    发布时间: 2013-11-19 08:43   9038 次浏览   大小:  16px  14px  12px
AMBERLYST15是一种大孔的苯乙烯二乙烯基苯共聚物的基础上磺化而成的强酸性催化剂。
用于:催化化学处理
优点:
高催化活性和选择性
抗聚合物污垢
长寿命
优越的耐热力、机械和渗透压休克
出色的稳定性
低浸出
 

Typical Properties
These properties are typical but do not constitute specifications.

Physical form

Opaque beads

Ionic form as shipped

Hydrogen

Concentration of active sites [1]

> 1.7 eq/L
>  4.7 eq/kg

Moisture holding capacity [1]

52 to 57 % (H+ form)

Shipping weight

770 g/L (48 lbs/ft3)

Partical Size

 

     Uniformity coefficient

< 1.70

     Harmonic mean size

< 0.600 to0.850 mm

     Fine contents [1]

<0.355 mm: 1.0 % max

     Coarse beads

>1.180 mm: 5.0 % max

Nitrogen BET

 

    Surface area

53 m2 /g

    Average pore diameter

300 Ả

    Total pore volume

0.40 ml/g

Shrinkage

Water to methanol : 5 %
Water to MTBE : 9 %
Water to hexane : 22 %
Water to dry : 37 %

[1] Contractual value
Test methods available upon request