Invention Grant
- Patent Title: Method for making polyetherimide
- Patent Title (中): 制备聚醚酰亚胺的方法
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Application No.: US538112Application Date: 1975-01-02
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Publication No.: US3991004APublication Date: 1976-11-09
- Inventor: Tohru Takekoshi , John E. Kochanowski
- Applicant: Tohru Takekoshi , John E. Kochanowski
- Applicant Address: NY Schenectady
- Assignee: General Electric Company
- Current Assignee: General Electric Company
- Current Assignee Address: NY Schenectady
- Main IPC: C08G73/10
- IPC: C08G73/10
Abstract:
A method is provided for making polyetherimides involving the reaction of aromatic bis(etheranhydride)s and organic diamines in the presence of an inert nonpolar organic solvent at temperatures of at least 130.degree. C. The polyetherimides are useful as injection molding compounds.
Public/Granted literature
- US5581974A Dual purpose cutting apparatus for round bale Public/Granted day:1996-12-10
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