A method of making zeolite microneedles includes providing a polymer microneedles template, depositing zeolite seeds on the polymer microneedles template, and growing the zeolite seeds into an array of zeolite microneedles.
US Patent 07699819 Molecular sieve and zeolite microneedles and preparation thereofUS Patent 7699819 Molecular sieve and zeolite microneedles and preparation thereof