Highly wear-resistant zeolite molded article, and method for manufacturing same
US12404180B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 26, 2020 |
| Grant date | Sep 2, 2025 |
| Priority date | — |
| Expiry date | Oct 4, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A50/20
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A zeolite molded article includes 100 parts by weight of zeolite, 35 parts by weight or more and 70 parts by weight or less of clay, 5 parts by weight or more and 40 parts by weight or less of a silica sol and 0.5 parts by weight or more and 10 parts by weight or less of a water-soluble sodium salt, having an abrasion resistance of 90% or more, an angle of repose of 40° or less, an aerated bulk density on the surface of the zeolite molded article of 0.5 kg/L or more, and a sphericity of the zeolite molded article of 1 or more and 3 or less. The zeolite contains at least one type of zeolite having Si/Al2 of 10 or more and 100,000 or less and a moisture adsorption amount of 10 (g/100 g) or less at 25° C. under a relative pressure of 0.5.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.