A catalyst and process for the production of methyl acetate by contacting dimethyl ether and carbon monoxide in the presence of a catalyst which is a zeolite of micropore volume of 0.01 ml/g or less.

A method is provided for the synthesis of a zeolite of the offretite structure using cyclopropyltrimethylammonium cations as a structure directing agent.

Provided are a novel synthesis technique for producing a metal promoted aluminosilicate zeolite have a small pore framework and methods of using the same.

A method is disclosed for preparing zeolite SSZ-98 using 1,3-dicyclohexylimidazolium cations as a structure directing agent.

A method is disclosed for synthesizing molecular sieve SSZ-98 using a structure directing agent selected from one or more of 1,1-diethylpyrrolidinium cations, 1-butyl-1-methylpiperidinium cations, 1,1-diethyl-4-methylpiperidinium cations, and 8-(pyridin-2-yl)-5,8-diazaspiro[4.5]decan-5-ium cations.

Uses for a new crystalline molecular sieve designated SSZ-98 are disclosed. SSZ-98 has the ERI framework type and is synthesized using a N,N-dimethyl-1,4-diazabicyclo[2.2.2]octane dication as a structure directing agent.

A method is disclosed for synthesizing molecular sieve material designated SSZ-105 using N-methyl quinuclidinium cations or N,N-dimethyl-1,4-diazabicyclo[2.2.2]octane dications as a structure directing agent. SSZ-105 is a disordered aluminosilicate molecular sieve comprising at least one intergrown phase of an ERI framework type molecular sieve and an LEV framework type molecular sieve.

A method is disclosed for synthesizing molecular sieve material designated SSZ-105 using N-methyl quinuclidinium cations or N,N-dimethyl-1,4-diazabicyclo[2.2.2]octane dications as a structure directing agent. SSZ-105 is a disordered aluminosilicate molecular sieve comprising at least one intergrown phase of an ERI framework type molecular sieve and an LEV framework type molecular sieve.

A new crystalline molecular sieve designated SSZ-105 is disclosed. SSZ-105 is synthesized using N,N-dimethylpiperidinium cations as a structure directing agent. SSZ-105 is a disordered aluminosilicate molecular sieve comprising at least one intergrown phase of an ERI framework type molecular sieve and an LEV framework type molecular sieve.

A method is disclosed for preparing zeolite SSZ-98 using N,N-dimethylpiperidinium cations as a structure directing agent.