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SELECTIPUR®

SELECTIPUR® Series - Our Highly-Purity Chemicals and Solutions for Cleaning

As integrated circuits (ICs) have consistently migrated to smaller feature sizes, the cleaning process involved is more important then ever. With SELECTIPUR® , BASF provides the necessary high-purity chemicals for this essential step in IC manufacturing, including bumping and 3D TSV application.


Our SELECTIPUR® range of products include: H2O2, IPA, NH4OH, H2SO4, HCI, HNO3, CH3COOH*, and HF.
(* Only available in Asia Pacific)

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SELECTIPUR® Series - Our Highly Reliable Etching Products

The efficient wet etching process relies heavily on chemicals with precise recipe control. With SELECTIPUR®, we provide customized solutions that are used for a whole host of different applications in IC manufacturing, including bumping and 3D TSV application.

 

Non-metal etch:

  • - SiO2/BOE/BHF Etch Series
  • - SiO2 thin film removal before metallization by NH4F based recipes e.g., Q-Etch and Fence Etch
  • - Silicon & Poly Silicon Etch Series
  • - Si3N4 Etch Series
  • - TiN Etch Series
  • - Spin Etch Series- specific recipes for wafer thinning and roughening, stress relief, damage removal, poly-silicon etching

Metal etch:

  • - Al Etch Series
  • - Cu Etch Series
  • - Ni Etch Series
  • - Ti Etch Series
  • - Stack Etch Series: etching of metal layer stacks

BASF’s product portfolio for etching applications also comprises a set of single chemicals: H2SO4, H3PO4, HNO3, HCl, NH4F and HF. All product lines are available in different purity levels.