| Speedblock 326 | Lambson Group Ltd. | Speedblock 326 is a UV absorber of the hydroxyl phenyl benzotriazole class and can be used to impart light stability in organic materials and as an adhesive. A pale yellow powder, it contains a range of UV protection with an absorption band width from 220...展开 Speedblock 326 is a UV absorber of the hydroxyl phenyl benzotriazole class and can be used to impart light stability in organic materials and as an adhesive. A pale yellow powder, it contains a range of UV protection with an absorption band width from 220nm to 400nm 收起 | |
| Speedblock 327 | Lambson Group Ltd. | Speedblock 327 is a UV absorber of the hydroxyl phenyl benzotriazole class that has absorption bands in the 200-230nm & 300-360nm ranges. A pale yellow powder, this product can be used in adhesives and polymers. | |
| Speedblock 328 | Lambson Group Ltd. | Speedblock 328 is a UV absorber of the hydroxyl phenyl benzotriazole class that can be used in adhesives and polymers. This pale yellow powder can be used alone or with additional additional additives including hindered light stabilisers antioxidants. | |
| Sunvin 51 | SUNNY CHEMICAL CO.,LTD. | Sunvin 51 comes in a slightly yellowish liquid and is a benzotriazole-type UV absorber which gives off good light stability to various polymers. Also known as UV-571, it can be used for PS-type polymers, adhesives and elastomers. |
