Technical guides

Practical selection guides from HexaChem's technical team.

• How to choose an antioxidant for polypropylene (PP)
  A practical guide to selecting antioxidants for polypropylene — primary vs secondary antioxidants, typical packages, dosage and where to buy in Vietnam.
• Irganox 1010 vs Irganox 1076 — which antioxidant do you need?
  Irganox 1010 vs Irganox 1076 compared — molecular weight, volatility, applications and how to choose the right hindered phenolic antioxidant. Supplied in Vietnam by HexaChem.
• HALS vs UV absorber — how to protect plastics from UV
  HALS vs UV absorbers explained — how each works, when to use them, and why combining them protects plastics best. UV stabilisers supplied in Vietnam by HexaChem.
• How to prevent polypropylene (PP) yellowing
  Why polypropylene yellows and how to stop it — antioxidant packages, phosphites, acid scavengers and gas-fade-resistant stabilisers. Additives supplied in Vietnam by HexaChem.
• Choosing a UV stabiliser for outdoor plastics
  How to choose UV stabilisers for outdoor plastics — HALS, UV absorbers and carbon black by application. Supplied across Vietnam by HexaChem.
• Choosing an antiscalant for RO systems
  How to choose an antiscalant for reverse-osmosis (RO) systems — phosphonates vs polyacrylates, by scale type and feed water. Water-treatment chemicals supplied in Vietnam by HexaChem.