Reference values support grade selection; they are not a batch certificate. Final specifications and supply conditions are confirmed for the selected grade. Request the current TDS, SDS and COA from WKDT.
Methyl ethyl ketone peroxide (MEKP)
| 主な用途 | Peroxide formulations for curing unsaturated polyester and vinyl ester systems. |
|---|---|
| 形態・グレード | Formulated liquid grades. |
| 参考仕様 | CAS: 1338-23-4 Grade selection by resin system and cure response |
| 選定時の確認事項 | Compare active oxygen, gel/cure performance, carrier and current SDS for the exact grade. |
Dibenzoyl peroxide (BPO)
| 主な用途 | Organic peroxide grades for thermoset curing applications. |
|---|---|
| 形態・グレード | Formulated dispersions, powders or granules. |
| 参考仕様 | CAS: 94-36-0 Concentration and carrier vary by formulation |
| 選定時の確認事項 | Confirm formulation, dispersion requirements and grade-specific handling documents. |
tert-Butyl peroxybenzoate (TBPB)
| 主な用途 | Perester option for thermoset resin curing systems. |
|---|---|
| 形態・グレード | Liquid peroxide grades. |
| 参考仕様 | CAS: 614-45-9 Select grade for the specified resin and process |
| 選定時の確認事項 | Review cure profile, active oxygen, carrier and required transport/storage conditions in the SDS. |
Ammonium persulfate (APS)
| 主な用途 | Initiator for water-based polymerization; oxidation applications. |
|---|---|
| 形態・グレード | Crystalline persulfate salt. |
| 参考仕様 | Formula: (NH4)2S2O8; molar mass: 228.2 g/mol Reference grade purity: >=99.0% Reference active oxygen: >=6.94% Reference grade sulfuric acid: <=0.1% Reference grade iron (Fe): <5 ppm |
| 選定時の確認事項 | Confirm particle size, additive content, moisture and lot COA; use the current grade-specific SDS. |
Sodium persulfate (SPS)
| 主な用途 | Polymerization initiation and chemical etching applications. |
|---|---|
| 形態・グレード | Crystalline persulfate salt. |
| 参考仕様 | Formula: Na2S2O8; molar mass: 238.1 g/mol Reference grade purity: >=99.0% Reference active oxygen: >=6.65% Reference grade sulfuric acid: <=0.1% Reference grade iron (Fe): <5 ppm |
| 選定時の確認事項 | Confirm particle size, additive content, moisture and lot COA; use the current grade-specific SDS. |
Potassium persulfate (KPS)
| 主な用途 | Polymer manufacturing and paper-treatment applications. |
|---|---|
| 形態・グレード | Crystalline persulfate salt. |
| 参考仕様 | Formula: K2S2O8; molar mass: 270.1 g/mol Reference grade purity: >=99.0% Reference active oxygen: >=5.86% Reference grade sulfuric acid: <=0.15% Reference grade iron (Fe): <5 ppm |
| 選定時の確認事項 | Confirm particle size, additive content, moisture and lot COA; use the current grade-specific SDS. |
発注仕様・承認ガイド
カタログ掲載項目
Six product families; selected identities, purity and active-oxygen reference values.
発注前に確定する事項
| Exact formulation | Active content %; carrier; grade Identify the complete supplied formulation; a generic chemical name alone is not a purchase specification. |
|---|---|
| Process response | Resin; cure profile; test conditions Agree application, process conditions and qualification trials for the selected grade. |
| Transport & storage | Current grade-specific SDS Obtain current handling, transport, storage and shelf-life requirements for the exact formulation. Do not generalize from a product family. |