CONSHOHOCKEN, Pa., July 10 /PRNewswire-FirstCall/ -- Quaker Chemical
Corporation (NYSE: KWR) today announced the following schedule and contact
information for its second quarter 2006 earnings release and investor
conference:

    Earnings Release:    August 2, 2006 (after market close)
                         Visit Quaker Web site at http://www.quakerchem.com

    Teleconference:      August 3, 2006
                         2:30 p.m. (EDT)
                         Participate live via telephone or listen to live
                         audio Webcast through Quaker's Web site at
                         http://www.quakerchem.com

    Dial-in Number:      877-269-7756
                         Please call 5-10 minutes prior to the scheduled start
                         of call.  No password required.

    If unable to participate live, select from one of the following replay
options:

    Phone Replay:        Available through Friday, August 4, 2006.
                         Call 877-660-6853 (toll free); Account 4022;
                         Replay Conference No. 207681.

    Archived Webcast:    Visit Quaker's Web site at http://www.quakerchem.com

Quaker Chemical Corporation, headquartered in Conshohocken, Pennsylvania, is a worldwide developer, producer, and marketer of custom-formulated chemical specialty products and a provider of chemical management services for manufacturers around the globe, primarily in the steel and automotive industries.

SOURCE  Quaker Chemical Corporation
    -0-                             07/10/2006
    /CONTACT:  Neal E. Murphy, Vice President and Chief Financial Officer,
Quaker Chemical, +1-610-832-4189/
    /Web site:  http://www.quakerchem.com /
    (KWR)

CO:  Quaker Chemical Corporation
ST:  Pennsylvania
IN:  CHM
SU:  CCA

JS
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2096 07/10/2006 14:38 EDT http://www.prnewswire.com