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| Patents for B29K 79 - Use of other polymers having nitrogen, with or without oxygen or carbon only, in the main chain, as moulding material (409) |
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| 09/25/1984 | US4473523 Extruding dope of polyimide and phenolic compound | | 09/11/1984 | US4470944 Casting polyamic acid dope, concentration, solvent extraction with water | | 08/31/1983 | EP0087305A2 Process for production of aromatic polyimide film | | 05/25/1982 | CA1124025A1 Method of and apparatus for ram-extrusion of aromatic polyimide and polyamide resins, and shaped articles formed using such method and apparatus | | 02/02/1982 | US4313868 Reinforced usable as engineering plastics | | 11/24/1981 | US4302413 Process for preparing extrudable polyimide granules | | 09/23/1981 | EP0036330A1 Process for continuously producing an aromatic polyimide film | | 05/12/1981 | US4266919 Ram-extrusion apparatus for non-melt fabricable polymeric resins | | 12/09/1980 | US4238538 Method of and apparatus for ram-extrusion of aromatic polyimide and polyamide resins, and shaped articles formed using such method and apparatus |
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