| 摘要 |
The invention relates to the novel compound 3,9-bis(1,2,2,6,6-pentamethyl-4-piperidyloxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5,5]undecane of formula I <IMAGE> (I) <IMAGE> This compound can be used as stabilizer for organic material, especially as processing stabilizer for polyethylene and polypropylene. |
