Claims
- 1. A process for producing elemental iodine and a copoly(arylene sulfide) corresponding to the structure ##STR4## wherein y is in the range of 0.001 to 0.15, x is in the range of 0.02 to 0.65 and n is at least 100, consisting essentially of
- (1) reacting at a temperature above about 175.degree. C., a mixture of diiodobenzene and diiodobiphenyl and elemental sulfur to produce the elemental iodine and the copoly(arylene sulfide), and
- (2) recovering the elemental iodine.
- 2. The process of claim 1 wherein x is in the range of 0.04 to 0.60.
- 3. The process of claim 1 wherein y is in the range of 0.001 to 0.10.
- 4. The process of claim 1 wherein n is at least 200.
- 5. The process of claim 1 wherein y is in the range of 0.001 to 0.10, x is in the range of 0.04 to 0.60 and n is at least 200.
Parent Case Info
This is a continuation of application Ser. No. 07/324,063 filed on Mar. 16, 1989, now abandoned.
US Referenced Citations (12)
Non-Patent Literature Citations (3)
Entry |
Derwent Publication, #87-038923/06 for Japanese Patent J6 1293-225-A. |
Derwent Publication, #86-302703/46 for Japanese Patent J6 1225-218-A. |
Derwent Publication, #86-314224/48 for Japanese Patent J6 1231-030-A. |
Continuations (1)
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Number |
Date |
Country |
Parent |
324063 |
Mar 1989 |
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