recently, the china chemical fiber industry association released 8 standard group standards including “determination of oligomers in polyethylen…

background and overview[1] polyethylene glycol diacrylate (pegda), as a derivative of polyethylene glycol, is an important biocompatible and degradabl…

background and overview[1] glyme nickel bromide can be used as a nickel catalyst. glyme nickel bromide can be prepared by the one-step reaction of nib…

ethylene glycol tert-butyl ether (etb) is not a new product in the field of alcohol ether solvents, but as a substitute for ethylene glycol butyl ethe…

1. basic overview ethylene glycol tert-butyl ether (etb) is an ethylene glycol butyl ether substituted solvent with low photochemical reactivity. it h…

polyethylene glycol (peg) is very commonly used and is used in all walks of life. in rubber, it mainly neutralizes the acidity of fillers, accelerates…

uv absorber [overview] ultraviolet absorbers are currently the most widely used type of light stabilizers. according to their structures, they can be …

background and overview[1][2] as the amount of ultraviolet radiation increases and becomes shorter-wavelength, it has significant harm and impact on h…

overview the maximum absorption wavelength of uv absorber bp-3 is 287nm, and it also absorbs at 335 nm. it can absorb ultraviolet light from 270nm to …

background and overview[1][2] due to the destruction of the ozone layer, the intensity of ultraviolet radiation radiated to the ground continues to in…

uv absorber ultraviolet absorbers are a type of substance that can prevent polymer degradation caused by sunlight or other artificial ultraviolet ligh…