Semiconductor Chemical – TMAH (Tetramethylammonium Hydroxide)

Industrial Grade Tetramethylammonium Hydroxide (TMAH) for Electronic Applications | High-purity Raw Material

Tetramethylammonium Hydroxide (TMAH, CAS: 75-59-2) is an industrial-grade raw material known for its exceptional chemical properties, making it a high-demand product within the electronics and semiconductor industry. It serves as a crucial component in photolithography and anisotropic etching, enabling the production of advanced and complex electronic devices.

Key Features:

• High solubility: TMAH offers excellent solubility in water, enhancing its application versatility.
• Lower density: With a density of 0.883 g/cm3, TMAH is lighter than most organic solvents, providing an edge in processes requiring reduced weight material.

Applications:

TMAH finds extensive use in the electronics and semiconductor industry, specifically in the following applications:

• Photolithography: TMAH plays a vital role in photolithography, a key process in the fabrication of microelectronic circuits. It enables the transfer of patterns onto semiconductor substrates, facilitating the production of miniaturized devices with high precision.
• Anisotropic Etching: TMAH is widely employed in anisotropic etching, which is essential for creating complex and intricate microstructures on silicon wafers. It enables the fabrication of advanced electronic components such as integrated circuits and MEMS devices.

Safety Precautions:

TMAH is a potent base and requires careful handling to ensure safety. It is crucial to prevent direct contact with the skin and eyes. In case of contact, the affected area should be rinsed immediately with ample water, followed by seeking medical attention.

Product Packaging and Preservation:

Our TMAH is available in secure packaging options to ensure safe transportation and enhanced shelf life. We offer 1mt/drum and 200kg/drum packaging options.