| 发明名称 |
SETT ATT FRAMSTELLA ETT TRELIM GENOM SYRABEHANDLING AV ETT VATTENHALTIGT FORKONDENSAT AV FORMALDEHYD OCH KARBAMID |
| 摘要 |
Condensates containing urea and formaldehyde in a molar ratio of from 1:2.5 to 1:4.5 are converted into wood glue by allowing the viscosity to increase at a pH of from 1 to 3 and at only slightly elevated temperature and then adding urea at a pH of 7 to 9. |
| 申请公布号 |
SE393116(B) |
申请公布日期 |
1977.05.02 |
| 申请号 |
SE19740008841 |
申请日期 |
1974.07.04 |
| 申请人 |
BASF AG |
发明人 |
EISELE W;PETERSEN H;MAYER J;WITTMANN O |
| 分类号 |
C08G12/00;B27N3/02;C08G12/12;C09J161/20;C09J161/24;(IPC1-7):08G12/12;09J3/16 |
主分类号 |
C08G12/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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