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newmani

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lucky732

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3Â¥2008-06-06 10:32:17
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zhenmafudan

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yutian.35(½ð±Ò+1,VIP+0):ллÄú£¬»¶Ó­³£À´Ö¸µ¼£¡
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Originally posted by newmani at 2008-6-6 09:27:
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I'm not sure how you prepare your catalysts. Do you calcine them?

In my case, I don't calcine the catalysts. Then, before reaction testing,
I pretreat the catalyst in the reactor. Even the catalyst is stored for
one year, the activity is the same.
2Â¥2008-06-06 09:41:29
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

newmani

Ìú¸Ëľ³æ (³õÈëÎÄ̳)

ÒýÓûØÌû:
Originally posted by zhenmafudan at 2008-6-6 09:41:



I'm not sure how you prepare your catalysts. Do you calcine them?

In my case, I don't calcine the catalysts. Then, before reaction testing,
I pretreat the catalyst in the reactor. Even th ...

´ß»¯¼ÁÒѾ­¸ßλ£¬ÎÒÏëÎʵÄÊÇ£¬»î»¯¹ýµÄ´ß»¯¼ÁÈçºÎ´¢´æÒ»Äê»ò¸ü³¤Ê±¼ä
4Â¥2008-06-06 11:26:54
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zhenmafudan

½ð³æ (ÖøÃûдÊÖ)


¡ï ¡ï
^_^@^_^(½ð±Ò+2,VIP+0):thanks a lot
ÒýÓûØÌû:
Originally posted by newmani at 2008-6-6 11:26:

´ß»¯¼ÁÒѾ­¸ßλ£¬ÎÒÏëÎʵÄÊÇ£¬»î»¯¹ýµÄ´ß»¯¼ÁÈçºÎ´¢´æÒ»Äê»ò¸ü³¤Ê±¼ä

Why "´ß»¯¼ÁÒѾ­¸ßλ"? You can prepare it without calcination,
store it, and then whenever you want to run a reaction, you
then calcine or pretreat it at high temperature.

If ´ß»¯¼ÁÒѾ­¸ßλ, then you can re-pretreat it again before the
reaction to remove contaminants from the catalyst surface.

[ Last edited by zhenmafudan on 2008-6-6 at 21:13 ]
5Â¥2008-06-06 21:09:25
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