| 发明名称 |
NOVOLAC RESIN AND METHOD FOR MANUFACTURING THE SAME |
| 摘要 |
A disclosed novolak resin is represented by a chemical formula 1 and has the weight average molecular weight of 500-30,000. <chemical formula 1> In the chemical formula 1, n is a positive integer. R1, R2 and R3 independently represent a hydrogen atom, a hydroxyl group or an alkyl group of C1-C10. And R4 represents or. |
| 申请公布号 |
KR20130142361(A) |
申请公布日期 |
2013.12.30 |
| 申请号 |
KR20120065523 |
申请日期 |
2012.06.19 |
| 申请人 |
KANGNAM CHEMICAL CO., LTD. |
发明人 |
LEE, BYUNG HOON;HAN, KWANG SOO;CHOI, KYUNG TAE;EOM, TAE WOOK |
| 分类号 |
C08G8/12;C08G8/20;C08G61/02;C08L61/12 |
主分类号 |
C08G8/12 |
| 代理机构 |
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