Claims
- 1. A compound of the formula ##STR28## wherein R.sub.2 is an alkenylsuccinic acid group of the formula ##STR29## wherein R.sub.5 is an alkenyl group containing 15 to 200 carbon atoms.
- 2. A compound having the formula ##STR30##
- 3. A compound having the formula ##STR31##
- 4. The compound of claim 1 wherein R.sub.2 is ##STR32## wherein PB is a polybutenyl group having a number average molecular weight of 2300.
CROSS REFERENCE TO RELATED APPLICATIONS
This application is a division of co-pending U.S. application Ser. No. 172,304, filed July 25, 1980, now abandoned, which in turn is a continuation-in-part application of co-pending U.S. application Ser. No. 914,119, filed June 9, 1978, now abandoned, which in turn was a division of U.S. application Ser. No. 788,064 filed Apr. 15, 1977, now U.S. Pat. No. 4,107,168, which was a continuation-in-part of co-pending U.S. application Ser. No. 699,812 filed June 2, 1976, now abandoned, which in turn was a division of U.S. application Ser. No. 598,953 filed June 24, 1975, now U.S. Pat. No. 3,980,573.
US Referenced Citations (3)
Foreign Referenced Citations (1)
Number |
Date |
Country |
748422 |
May 1956 |
GBX |
Non-Patent Literature Citations (1)
Entry |
Ziegler et al., Monatshefte fur Chemie, vol. 81, pp. 848-849, (1950). |
Divisions (3)
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Number |
Date |
Country |
Parent |
172304 |
Jul 1980 |
|
Parent |
788064 |
Apr 1977 |
|
Parent |
598953 |
Jun 1975 |
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Continuation in Parts (2)
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Number |
Date |
Country |
Parent |
914119 |
Jun 1978 |
|
Parent |
699812 |
Jun 1976 |
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