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Tetrapropylammonium Hydroxide

Product Name

Tetrapropylammonium Hydroxide

Molecular Formula

C12H29NO

Alias

Tetrapropylammonium hydroxide; TPAH

Regular Packaging

25kg/plastic drum, 200kg/plastic drum

Product Introduction

Colorless transparent liquid.
1. Molecular sieve templating agent.

Applications

Product uses:
1. Molecular sieve templating agent.
2. Polarographic reagent and pH adjuster in analytical chemistry.
3. Polymerization catalyst for silicone rubber and other silicone products, and for polycarbonate synthesis.

Application fields:
1. Catalytic materials / molecular sieve industry (largest application market): hydrothermal synthesis of ZSM-5 molecular sieves (methanol-to-olefins, aromatics synthesis, petroleum catalytic cracking); synthesis of TS-1 titanium silicalite molecular sieves (green catalytic oxidation with hydrogen peroxide—propylene oxide, caprolactam processes); synthesis of pure-silica Silicalite-1 molecular sieves; also used for post-treatment modification of molecular sieves and pore etching to prepare hierarchical-pore molecular sieves.
2. Organic synthesis industry: phase-transfer catalyst; strong deprotonating base for organic reactions; synthesis of pharmaceutical and fine-chemical intermediates.
3. Electronics & semiconductor industry (high-purity grades): post-CMP wafer cleaning, anisotropic silicon wafer wet etching; photolithography developer aids to prevent pattern collapse; thin-film transistor manufacturing cleaners.

Advantages: free of alkali metal ions, avoiding device leakage defects.