Product introduction
Index | MPEG-1000 | MPEG-2000 |
Product appearance (at 25℃) | White or light yellow flake | White or light yellow flake |
Chemical formula | CH3O(CH2CH2O)nH | CH3O(CH2CH2O)nH |
Hydroxyl value(mg KOH/g) | 51-62 | 25-30 |
Melting point (°C): | 30~40 | 45~50 |
average molecular mass | 1000 | 2000 |
PH (1% aqueous solution) | 5.0-7.0 | 5.0-7.0 |
Application | MPEG(methyl) acrylate is prepared by the reaction of MPEG 1000/2000 with acrylic acid or methacrylic acid, which is the main macromolecular monomer for the production of polycarboxylate superplasticizers. |