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公开(公告)号:US3142661A
公开(公告)日:1964-07-28
申请号:US11360461
申请日:1961-05-31
Applicant: DEGUSSA
Inventor: HEINRICH BRENDLEIN , ERICH BADER , HERMANN LEYERZAPF , KARL-HEINZ RINK
IPC: C08G2/00
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公开(公告)号:US3258451A
公开(公告)日:1966-06-28
申请号:US41720164
申请日:1964-12-09
Applicant: DEGUSSA
Inventor: KARL-HEINZ RINK , ERICH BADER
IPC: C08G2/00
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3.Process for the preparation of polyacrolein gels and process for improving the properties and sealing of soils, soil formations, structures, structural elements and structural materials 失效
Title translation: 用于制备聚丙烯醛凝胶的方法和改进土壤,土壤结构,结构,结构元素和结构材料的性质和密封的方法公开(公告)号:US3397172A
公开(公告)日:1968-08-13
申请号:US34509464
申请日:1964-02-17
Applicant: DEGUSSA
Inventor: ALFONS SCHULER WILHELM , ERICH BADER , KARL-HEINZ RINK , WOLFGANG WEIGERT
IPC: C09K17/24
CPC classification number: C09K17/24
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4.Process for producing polymer beads from acroleins using piperidine as sole catalyst 失效
Title translation: 使用哌啶作为唯一催化剂从丙烯醛制备聚合物珠粒的方法
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