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Title: Ship-in-a-bottle catalysts

Patent ·
OSTI ID:1175839

In accordance with the present invention there is provided a novel catalyst system in which the catalytic structure is tailormade at the nanometer scale using the invention's novel ship-in-a-bottle synthesis techniques. The invention describes modified forms of solid catalysts for use in heterogeneous catalysis that have a microporous structure defined by nanocages. Examples include zeolites, SAPOs, and analogous materials that have the controlled pore dimensions and hydrothermal stability required for many industrial processes. The invention provides for modification of these catalysts using reagents that are small enough to pass through the windows used to access the cages. The small reagents are then reacted to form larger molecules in the cages.

Research Organization:
University Of Southern California, Los Angles, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FG03-93ER14354
Assignee:
University Of Southern California (Los Angeles, CA)
Patent Number(s):
7,078,364
Application Number:
10/127,346
OSTI ID:
1175839
Resource Relation:
Patent File Date: 2002 Apr 22
Country of Publication:
United States
Language:
English

References (15)

Reactivity Theory of Zeolitic Broensted Acidic Sites journal May 1995
Synthesis course of the Ni-SAPO-34 catalyst for methanol-to-olefin conversion journal March 1999
Inorganic Solid Acids and Their Use in Acid-Catalyzed Hydrocarbon Reactions journal May 1995
On the Reaction Mechanism for Hydrocarbon Formation from Methanol over SAPO-34 journal October 1994
From Microporous to Mesoporous Molecular Sieve Materials and Their Use in Catalysis journal October 1997
Methanol-to-hydrocarbons: catalytic materials and their behavior journal June 1999
Synthesis and characterization of a catalytically active nickel silicoaluminophosphate catalyst for the conversion of methanol to ethene journal July 1991
Small Pore Aluminum Phosphate Molecular Sieves with Chabazite Structure: Incorporation of Cobalt in the Structures -34 and -44 journal May 1995
The characteristics of SAPO-34 which influence the conversion of methanol to light olefins journal June 1999
ALPO-34 and SAPO-34 synthesized by using morpholine as templating agent. FTIR and FT-Raman studies of the host–guest and guest–guest interactions within the zeolitic framework journal August 1999
Synthesis of SAPO-34: high silicon incorporation in the presence of morpholine as template journal January 1994
Structural and chemical influences on the MTO reaction: a comparison of chabazite and SAPO-34 as MTO catalysts journal June 1999
Methanol-to-hydrocarbons: process technology journal June 1999
Light-emitting boron nitride nanoparticles encapsulated in zeolite ZSM-5 journal November 2000
Dynamic reaction characteristics affected by water molecules during the methanol to olefin conversion on NiAPSO-34 catalysts journal March 1999