| 发明名称 |
Phosphonite compound and synthetic resin composition |
| 摘要 |
A cyclic phosphonite compound having the following formula (I) is disclosed and useful as a stabilizer for a synthetic resin. <IMAGE> (I) in which R1 is an alkyl, phenyl or an alkylphenyl, R2 is hydrogen or an alkyl, R3 is an alkyl, R4 is hydrogen or methyl and R1 and R2 may form an alkylene by linking each other.
|
| 申请公布号 |
US4999393(A) |
申请公布日期 |
1991.03.12 |
| 申请号 |
US19890306921 |
申请日期 |
1989.02.06 |
| 申请人 |
ADEKA ARGUS CHEMICAL CO., LTD. |
发明人 |
HARUNA, TOHRU;NISHIKAWA, KAZUNORI |
| 分类号 |
C07F9/6574;C07F9/48;C07F9/6571;C08K5/53;C08K5/5393;C08L101/00;C09K15/32 |
主分类号 |
C07F9/6574 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
