Aromatic polyimides having a glass transition temperature (Tg) exceeding 232 °C
Aromatic polyimides having a glass transition temperature (Tg)' exceeding 505 K (232 °C)
Aromatic polyimides having a 'glass transition temperature (Tg)' exceeding 505 K (232 °C
For fusible aromatic polyimides in any form, see 1C008.a.3.
For fusible aromatic polyimides in any form, see 1C008.a.3.
Aromatic polyimides having a ‘glass transition temperature (Tg)’ exceeding 505 K (232 °C);
Aromatic polyimides having a 'glass transition temperature (Tg)' exceeding 505 K (232 °C);
Aromatic polyimides having a ‘glass transition temperature (Tg)’ exceeding 505 K (232 °C);
For "fusible" aromatic polyimides in any form, see 1C008.a.3.
Aromatic polyimides having a ‘glass transition temperature (Tg)’ exceeding 505 K (232 °C);
For non-"fusible" aromatic polyimides in film, sheet, tape or ribbon form, see 1A003.
For "fusible" aromatic polyimides in any form, see 1C008.a.3.
For non-"fusible" aromatic polyimides in film, sheet, tape or ribbon form, see 1A003.
N.B. For non-"fusible" aromatic polyimides in film, sheet, tape or ribbon form, see 1A003.
For non-"fusible" aromatic polyimides in film, sheet, tape or ribbon form, see 1A003.
A gas separation membrane comprises aromatic polyimide polymers that comprise a plurality of repeating units of formula (I) wherein X1and Ar are herein defined.
Particular embodiments are materials or articles for use on spacecraft, made from temperature-resistant polymers such as aromatic polyimides.
N.B.: For non-“fusible” aromatic polyimides in film, sheet, tape or ribbon form, see 1A003.
For "fusible" aromatic polyimides in any form, see 1C008.a.3.
Manufactures of non-"fusible" aromatic polyimides in film, sheet, tape or ribbon form having any of the following:
1A003 Manufactures of non-"fusible" aromatic polyimides in film, sheet, tape or ribbon form having any of the following:
Manufactures of non-“fusible” aromatic polyimides in film, sheet, tape or ribbon form having any of the following:
Manufactures of non-"fusible" aromatic polyimides in film, sheet, tape or ribbon form having any of the following:
This invention relates to high hydrocarbon resistant chemically cross-linked aromatic polyimide polymers, membranes and methods for making and using these polymers and membranes.
1A003Manufactures of non-"fusible" aromatic polyimides in film, sheet, tape or ribbon form having any of the following:
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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