Exhibit 23.1

                       CONSENT OF INDEPENDENT ACCOUNTANTS

We hereby consent to the incorporation by reference in the Registration
Statement of Hercules Incorporated on Form S-8 (Registration Nos. 33-37279,
33-21668, 33-21667, 33-47664, 33-51178, 33-52621, 33-66136, 33-62314, 33-65352,
333-38795, 333-38797 and 333-68863) and on Form S-3 (Registration Nos.
333-63423 and 333-29225) of our report dated March 28, 2002, relating to our
audits of the consolidated financial statements and financial statement
schedules of Hercules Incorporated and subsidiaries as of December 31, 2001 and
December 31, 2000 and for each of the three years in the period ended December
31, 2001, which report is included in the Annual Report on Form 10-K filed with
the Securities and Exchange Commission on March 29, 2002.

/s/ PricewaterhouseCoopers LLP
Philadelphia, Pennsylvania
December 11, 2002