Claims
- 1. A crystalline polyarylnitrile polymer having repeating units of the following formula: ##STR10## wherein A is independently selected from hydrogen, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms or halogen, a is an integer of 1 or 2 and b is an integer of 1 to 3.
- 2. A crystalline polyarylnitrile as defined in claim 1 having repeating units of the following formula: ##STR11##
- 3. A crystalline polyarylnitrile as defined in claim 1 having repeating units of the following formula: ##STR12##
Parent Case Info
This is a division of application Ser. No. 758,561, filed July 23, 1985, now U.S. Pat. No. 4,912,192, which is a continuation of Ser. No. 480,737 filed Mar. 31, 1983, now abandoned.
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3730946 |
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Divisions (1)
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Number |
Date |
Country |
Parent |
758561 |
Jul 1985 |
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Continuations (1)
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Number |
Date |
Country |
Parent |
480737 |
Mar 1983 |
|