Verdex

Chips · Silicon Refining

Electronic-Grade Polysilicon

MG-Si is converted to trichlorosilane, distilled, and redeposited at 9N-11N purity (Siemens process). A distinct industry from solar-grade polysilicon: Hemlock (US), Wacker (DE), Tokuyama (JP), Mitsubishi Materials (JP), REC (US/NO), OCI (KR/MY).

Open on the map How a chip is made

The map, filtered to who makes this.

Who makes it, by country6 on the index

  1. Japan2
  2. United States1
  3. South Korea1
  4. Norway1
  5. Germany1

By result

  • CHIPS: Passed6
  • CHIPS: Needs review0
  • CHIPS: Failed0
  • Not screened0

Results under CHIPS and export controls. What each result means

Where they are

Makers on the index

All 6 on the map →