Synthesis & Applications
of Superabsorbent Polymers
 
Featured Speaker: Andrew T. Graham
Dow Chemical

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MAIN SPEAKER TOPIC:

Disposable diapers were responsible during the '70s and early '80s for a global revolution in infant care. The use of superabsorbent polymers, beginning in the mid-'80s, significantly improved diaper performance while reducing their cost. As a result, the manufacture of these polymers has grown from a few thousand metric tons in 1985 to nearly 1 million MT/yr in 1998. The polymer of choice has been, and continues to be, partially neutralized crosslinked poly(acrylic acid). This talk will briefly outline the commercial synthesis and structure property relationships for these interesting polymers. In addition to their use in absorbent articles for personal hygiene, superabsorbent polymers have been used in non-personal care applications. Several of these applications will also be discussed.

Andy Graham is a research specialist at Dow Chemical in Midland Michigan. He received his undergraduate education at Duke University (B.S. in Chemistry, 1967) and carried out graduate studies at Indiana University (M.S. Physical Chemistry, 1974). Andy has worked on water soluble and water absorbent polymers, primarily as a process chemist, for the last 20 years. With the beginning of Dow's efforts on superabsorbents in the mid-1980s, he transferred from Dow's polyacrylamide group to the superabsorbents research effort. He has focused on process improvements, especially through an understanding of process effects on polymer properties. For superabsorbent polymers, this has meant design of improved superabsorbent products by understanding the synthesis process and the relationship of the process to material properties, as the synthesis process is practiced in the laboratory as well as in large-scale manufacturing.

Andy is the author of over 50 Dow Chemical Internal R&D Reports, is Co-Editor of Modern Superabsorbent Technology, Wiley-VCH, 1998 and is listed inventor on five US patents. He is also the winner of an internal Dow Chemical award, the "Michigan Scientists' Organization Award" 1997 (for work on superabsorbents).


Date:   Friday, September 24, 1999

Social Hour 6:00-7:00 PM
Dinner 7:00 PM
Meeting 8:00 PM

Location:   The Studio Restaurant
8717 North Lincoln Ave,
Morton Grove, Illinois

Cost:  $22.00 for members of ACS / $24.00 for non-members

Reservations:   (847) 647-8405
                        by noon, Tuesday, September 21.

or, REGISTER ON LINE !


Directions:
From the North or South:
Take I-94 (Edens Expressway) to the Dempster Street exit. Go west on Dempster to Lincoln Avenue (last street before the Metra train tracks). Turn left and proceed to the restaurant.

From the West:
Take I-294 north to Dempster Street. Go east on Dempster to Lincoln Avenue (first right past the train tracks), turn right and proceed to the restaurant.

Parking: Free at the restaurant.  


Dinner:
Garden fresh tossed green salad w choice of dressing
Prime queen filet mignon with bearnaise sauce
            or
Fresh Lake Superior white fish
Twice-baked potato
Green beans almondine
Vanilla ice cream sundae w chocolate sauce
Rolls, butter, beverage




Updated 9/1/99