Fluoride-free synthesis of large-pore ITQ-27 aluminosilicate zeolite with a tunable composition and enhanced methanol-to-propylene performance

Q: What does this research mean for the field?

Large-pore ITQ-27 aluminosilicate zeolite can be synthesized cost-effectively without fluoride using a rationally designed phosphorus-containing organic structure-directing agent (OSDA), yielding a material with excellent catalytic performance in the methanol-to-propylene (MTP) reaction. Novelty: ClaimNovelty.METHODOLOGICAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

Yukun Chen; Chao Ma; Ke Long; Yuanhao Li; S.D. Li; Wen Zhang; Xiaona Liu; Peng Guo; Zhongmin Liu

doi:10.1039/d6cc00963h

January 1, 2026Chemical Communications

Fluoride-free synthesis of large-pore ITQ-27 aluminosilicate zeolite with a tunable composition and enhanced methanol-to-propylene performance

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Key Points

The aim is to develop a fluoride-free method for synthesizing ITQ-27 zeolite with adjustable Si/Al ratios and improved performance.
Developed a phosphorus-containing OSDA for synthesis.
Synthesized large-pore ITQ-27 aluminosilicate zeolite.
Analyzed Si/Al ratios via rational design.
Tested catalytic performance in the methanol-to-propylene reaction.
Successfully synthesized ITQ-27 without fluoride.
Tunable Si/Al ratios were achieved.
Calcined ITQ-27 showed excellent catalytic performance in the MTP reaction.

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Implication

Demonstrates fluoride-free synthesis improving performance in methanol-to-propylene reaction with tunable composition.

Abstract

A fluoride-free and cost-effective synthesis of large-pore ITQ-27 with tunable Si/Al ratios by rationally designing a phosphorus-containing OSDA was demonstrated. Calcined ITQ-27 exhibited excellent catalytic performance in the MTP reaction.

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Cite This Study

Chen et al. (2026) studied this question.

synapsesocial.com/papers/69be35836e48c4981c673d2c https://doi.org/10.1039/d6cc00963h

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Fluoride-free synthesis of large-pore ITQ-27 aluminosilicate zeolite with a tunable composition and enhanced methanol-to-propylene performance

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

Fluoride-free synthesis of large-pore ITQ-27 aluminosilicate zeolite with a tunable composition and enhanced methanol-to-propylene performance

Key Points

Ask about this paper

Implication

Abstract

Discussion

Cite This Study

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