Claims
- 1. A polyether monoamine which contains from about 36 to about 44 ethylene oxide units and from about 1 to about 6 propylene oxide units.
- 2. The polyether monoamine of claim 1 wherein the polyether monoamine has a molecular weight of about 2000 to about 2200.
- 3. The polyether monoamine of claim 1 wherein the polyether monoamine contains about 40 to about 43 ethylene oxide units and from about 2.4 to about 3 propylene oxide units.
- 4. The polyether monoamine of claim 1, wherein the polyether monoamine is of the formula: wherein m is about 36 to about 44, and wherein n is about 1 to about 6.
- 5. The polyether monoamine of claim 4, wherein m is about 40 to about 43 and n is from about 2.4 to about 6.
- 6. The polyether monoamine of claim 4, having a molecular weight of about 2000 to about 2200.
- 7. The polyether monoamine of claim 5, having a molecular weight of about 2000 to about 2200.
Parent Case Info
This application is a divisional application of co-pending application Ser. No. 09/368,042, filed Aug. 3, 1999, U.S. Pat. No. 6,214,914, which is a continuation of Ser. No. 08/676,947, filed Jul. 8, 1996, U.S. Pat. No. 5,959,032 which is a continuation-in-part application of Ser. No. 08/499,521 filed Jul. 7, 1995, U.S. Pat. No. 5,783,630, which is a continuation-in-part of co-pending Ser. No. 08/222,508 filed Apr. 4, 1994, abandoned, which is a continuation of Ser. No. 08/090,675, filed Jul. 13, 1993, abandoned.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
5753744 |
Darwin et al. |
May 1998 |
A |
5783630 |
Evans et al. |
Jul 1998 |
A |
5985999 |
Dominguez et al. |
Nov 1999 |
A |
Continuations (2)
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Number |
Date |
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Parent |
08/676947 |
Jul 1996 |
US |
Child |
09/368042 |
|
US |
Parent |
08/090675 |
Jul 1993 |
US |
Child |
08/222508 |
|
US |
Continuation in Parts (2)
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Number |
Date |
Country |
Parent |
08/499521 |
Jul 1995 |
US |
Child |
08/676947 |
|
US |
Parent |
08/222508 |
Apr 1994 |
US |
Child |
08/499521 |
|
US |