Ceremonies
include dedication of Paper Applications Laboratory.

Hercules Research
Center Main
Building, Wilmington, DE.

A
Hercules pilot paper machine in action.
Wilmington, DE-based Hercules
Inc. recently celebrated the 75th anniversary of the Hercules
Research Center
with a full day of activities, including a formal dedication and ribbon-cutting
ceremony for the Paper Applications Laboratory, the newest addition to the Research Center site. Guests were invited to
participate in open house tours of the site following the dedication, and the
event concluded with technology presentations conducted by research leaders.
“As we look forward to celebrating this significant milestone in Hercules’ long
history in Delaware,
we are especially pleased that it coincides with the dedication of our Paper
Applications Laboratory,” said Hercules President and CEO Craig Rogerson. “This
state-of-the-art customer applications facility underscores Hercules’ ongoing
commitment to research and development.”
Until 1929, all research for the company (then known as Hercules Powder Co.)
was conducted at the Hercules Experimental Station in Kenvil, NJ, site of the
company’s largest plant at the time. The idea for the Wilmington Research
Center came about as the
company’s interests grew far beyond its original explosives and powder
business.
The Research Center’s first structure, Building 8100, was designed and
constructed in a classical revival style in 1930. The research staff at Kenvil
relocated to Wilmington in 1931, and many new facilities were subsequently
built to accommodate the company’s burgeoning businesses, among them the
building that currently houses laboratories for the Paper Technologies and
Ventures Group (1951) and the Regulated Products Building (1994), home of the
Aqualon business unit, a world leader in products that manage the physical
properties of aqueous systems.
The new, 10,500 sq. ft. Paper Applications Laboratory is a customer
applications facility that houses pilot papermaking and paper-testing
functions. “There are many applications that our customers have us test,”
explains Richard Royce, Technology director, Hercules Paper Technologies and
Ventures. “Usually the request comes from members of our sales force who are
on-site at a customer’s facility, but often the customer is looking for
compatibility of their current chemistry with any Hercules products they would
like to try. Sometimes they send us finished paper for testing; we also get
jobs from our customers where they send us un-sized paper that we size-press
using a variety of chemistries. We can size press rolls of paper using our
paper machine’s size-press, or we can use sheets in our bench size press.”
Other features of the Paper Applications Laboratory include:
Dynamic Sheet Former (DSF): Simulates papermaking
at up to 3,000 ft/min. Using a rotating drum and a sprayed jet of pulp slurry,
the DSF can form any grade of paper from the lightest tissue to the heaviest
multi-ply paperboard. The DSF produces paper with fibers aligned similar to a
commercial paper machine, accurately simulating cross-direction and machine-direction
differences.
De-Ink Cell: Allows users to flotation de-ink
printer papers and recover the fibers for use. Useful in testing strength additives
on recycled fibers.
Hercules Alkaline Size Emulsifier (HASE) unit: A
skid-mounted unit that emulsifies alkaline sizes in starch.
Starch Kitchen: Various steam kettles and two jet
cookers for preparing starch - both wet-end and size-press.
The new Paper Applications Laboratory is part of a significant investment to
revitalize the Hercules
Research Center,
the hub of the company’s global research activities. Modernization of the
research facility also includes investing capital in laboratory renovations,
relocating the power house and removing antiquated buildings and structures
from the site.
For more information, contact Hercules Inc., 1313 North Market Street,
Wilmington, DE 19894; phone (302)
594-5000; or visit
www.herc.com.
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