Claims
- 1. A carbon black having an I.sub.2 No. of 8-17 mg/g; a DBP of 45-55 cc/100 g and a volatiles content of less than 2%, by weight.
- 2. A composition of matter comprising: a material selected from the group consisting of rubbers and plastics; and a carbon black of claim 1.
- 3. A carbon black having an I.sub.2 No. of 8-22 mg/g; a DBP of 54-70 cc/100 g and an M-Ratio of the carbon black aggregate of 1.25-2.00.
- 4. A composition of matter comprising: a material selected from the group consisting of rubbers and plastics; and a carbon black of claim 3.
- 5. A carbon black having an I.sub.2 No. of 8-32 mg/g; a DBP of 71-150 cc/100 g and an M-Ratio of the carbon black aggregate of 1.25-2.00.
- 6. A composition of matter comprising: a material selected from the group consisting of rubbers and plastics; and a carbon black of claim 5.
Parent Case Info
This application is a continuation-in-part of U.S. patent application Ser. No. 08/202,244, filed Feb. 25, 1994, now U.S. Pat. No. 5,456,750 which in turn is a continuation-in-part of U.S. patent application Ser. No. 08/081,881, filed Jun. 25, 1993, which in turn is a continuation-in-part of U.S. patent application Ser. No. 07/935,794, filed Aug. 27, 1992, both now abandoned.
US Referenced Citations (10)
Foreign Referenced Citations (2)
Number |
Date |
Country |
455504 |
Mar 1949 |
CAX |
0020889 |
Apr 1980 |
EPX |
Continuation in Parts (3)
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Number |
Date |
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Parent |
202244 |
Feb 1994 |
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Parent |
81881 |
Jun 1993 |
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Parent |
935794 |
Aug 1992 |
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