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乾燥剤、または水分スカベンジャーと呼ばれることもある材料は、水分を引き付けて化学的に結合する材料です。乾燥剤は、プラスチック加工における湿気の問題を排除するための簡単で経済的な方法を提供します。そうしないと、完成品のレンズ、ボイド、スプラッシュマークなどの魅力のない表面欠陥を引き起こす可能性があります。
乾燥剤マスターバッチは、材料の予備乾燥の必要性を減らし、加工業者が高含水率のリサイクル物を使用できるようにし、湿気に敏感なポリマーの加工の制御を拡張します。
|
Analytical pure-AR |
Chemically pure-CP |
High purity |
Content (CaCl2) content w/% |
≥96.0 |
≥96.0 |
≥98.0 |
PH value (50g/L, 25℃) |
8.0-10.0 |
8.0-10.0 |
8.0-10.0 |
Clarity test/ number |
≤4 |
≤ 6 |
Qualified |
Magnesium and alkali metals |
—— |
—— |
≤0.8 |
Sulfate (SO4) sulfate w/% |
≤0.02 |
≤0.02 |
—— |
Nitrate (NO3) Nitrate w/% |
≤0.005 |
≤0.01 |
—— |
Phosphate (PO4) phosphate w/% |
≤0.001 |
≤0.003 |
—— |
Arsenic (As) arsenic w/% |
≤0.000 3 |
≤0.000 3 |
≤0.000 3 |
Sodium (Na) sodium w/% |
≤0.1 |
≤0.2 |
—— |
Magnesium (Mg)magnesium w/% |
≤0.1 |
≤0.2 |
—— |
Potassium (K) potassium w/% |
≤0.01 |
≤0.02 |
—— |
Iron (Fe)iron w/% |
≤0.001 |
≤0.002 |
—— |
Copper (Cu) copper w/% |
≤0.0002 |
≤0.0005 |
—— |
Zinc (Zn) zinc w/% |
≤0.01 |
≤0.01 |
≤0.02 |
Strontium (Sr) strontium w/% |
≤0.05 |
≤0.1 |
—— |
Barium (Ba) barium w/% |
Qualified |
Qualified |
—— |
Heavy metal (as Pb) heavy metal w/% |
≤0.001 |
≤0.002 |
≤0.002 |
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.