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Assignee: W.R. Grace & Co., - Conn.


Location: Columbia, MD
No. of patents: 5

NumberTitleIssue Date
7381768Two-phase compositions
Disclosed is a composition comprising a hydrophobic polymer phase and a water-swollen superabsorbent polymer phase. Also disclosed is a two component system for preparing a composition comprising a hydrophobic polymer phase and a water-swollen superabsorbent polymer...
06/03/2008
7307038NOreduction compositions for use in FCC processes
Processes for preparing a composition comprising (i) an acidic metal oxide containing substantially no zeolite, (ii) an alkali metal, alkaline earth metal, and mixtures thereof, and (iii) an oxygen storage component are disclosed. Preferably, the process comprise fo...
12/11/2007
7304011Compositions and processes for reducing NOemissions during fluid catalytic cracking
Compositions for reduction of NOx generated during a catalytic cracking process, preferably, a fluid catalytic cracking process, are disclosed. The compositions comprise a fluid catalytic cracking catalyst composition, preferably containing a Y-type zeoli...
12/04/2007
7267761Method of reducing sulfur in hydrocarbon feedstock using a membrane separation zone
A membrane is used in combination with fractionation and hydrodesulfurization to reduce the sulfur content of hydrocarbon feeds, preferably sulfur-containing naphtha feeds. A membrane separation zone is employed to treat a fraction of effluent from a fractionation z...
09/11/2007
6867254Two-phase compositions
Disclosed is a composition comprising a hydrophobic polymer phase and a water-swollen superabsorbent polymer phase. Also disclosed is a two component system for preparing a composition comprising a hydrophobic polymer phase and a water-swollen superabsorbent polymer...
03/15/2005
 
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