Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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Filing date
Publication date
Application filed by Union Carbide CorpfiledCriticalUnion Carbide Corp
Priority to ES461856ApriorityCriticalpatent/ES461856A3/en
Publication of ES461856A3publicationCriticalpatent/ES461856A3/en
Process for preparing zeolite Y, which comprises preparing a mixture of aqueous sodium aluminosilicate having a composition, expressed in terms of oxide molar ratios, that falls within the following range: Na2O/SiO2 0.41 to 0.60 SiO2/Al2O3 10 to 30 H2O/Na2O20 to 60 where the main source of silica in said mixture is chosen from the group consisting of an aqueous colloidal silica sol and a reactive amorphous solid silica; keeping said mixture at a temperature comprised between approximately 20ºC and approximately 125ºC, until crystals form; and separate the crystals from the mother liquor. (Machine-translation by Google Translate, not legally binding)
ES461856A1977-08-241977-08-24Procedure to prepare zeolite y. (Machine-translation by Google Translate, not legally binding)
ExpiredES461856A3
(en)