Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1989-10-31
1991-02-05
Nielsen, Earl
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
528408, 528421, 564505, C08G 6528, C08G 6532
Patent
active
049905767
ABSTRACT:
A process in which a di-trimethylol alkane initiator is oxyalkylated to form an alkylene oxide adduct which is then catalytically aminated to provide, for example, a tetramine. These compounds are useful for preparing polyurethane products and as curing agents for epoxy resins.
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Cuscurida Michael
Lin Jiang-Jen
Mossman David L.
Nielsen Earl
Park Jack H.
Priem Kenneth R.
Texaco Chemical Company
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