If I were you, I would call AZ..
There Taiwan office address is :

Clariant (Taiwan) Co., Ltd.
Business Unit Electronic Materials
5th Floor, No. 96 Chien Kuo N. Rd., Sec. 1
Taipei 104, Taiwan R.O.C.

Phone: 886-2-25166886
Fax: 886-2-25265186
e-mail: Jackie.Wu@clariant.com
WWW: www.azresist.com


as for the lenses, you may think about PMGI. Talk to Microchem people (there
are some of them in this list, or go to microchem.com), or search for PMGI
(or Polymethylglutarimide) in the databases...

Mike

> -----Original Message-----
> From: g903762@oz.nthu.edu.tw [SMTP:g903762@oz.nthu.edu.tw]
> Sent: Monday, February 24, 2003 11:19
> To:   mems-talk@memsnet.org
> Subject:      [mems-talk] about PR property
>
> Hello:
>
> I'm hurry looking for some information on PR property(especially for AZP
> 4620).  I would like to know the density , transperent wavelength, Tg ,
> and more.  Are there any vendors that provide the information?
>
> I'm study the method to make microlens. The diameter of lens is about
> 200um~600um. Are there anyone have some suggestions?
> Thanks a lot!
>
> Regards,
>
> Sherry
>
>
> _______________________________________________
> MEMS-talk@memsnet.org mailing list: to unsubscribe or change your list
> options, visit http://mail.mems-exchange.org/mailman/listinfo/mems-talk
> Hosted by the MEMS Exchange, providers of MEMS processing services.
> Visit us at http://www.memsnet.org/