Claims
- 1. A process for preparing a free radical polymerized polymer which comprises the steps of preparing an alkoxide-polymerized addition polymer of at least one ester of acrylic acid wherein the average chain length of the polymer, n, is about 6 to about 30 mers and reacting the alkoxide polymerized polymer with an ethylenically unsaturated monomer under free radical polymerization conditions.
- 2. The process of claim 1 wherein at least about 80% by weight of the alkoxide-polymerized polymer consists of molecules having chain lengths of about n/3 to about 3.3 n mers.
- 3. The process of claim 2 wherein n is about 6 to about 20.
- 4. A process of claim 2 wherein the alkoxide-polymerized polymer corresponds to the formula ##STR10## wherein Y and Y' are individually halogen, amino, (C.sub.1 -C.sub.4)alkylamino, hydroxy(C.sub.1 -C.sub.4)alkylamino, bishydroxy(C.sub.1 -C.sub.4)alkylamino, (C.sub.1 -C.sub.4)alkoxy(C.sub.1 -C.sub.4)alkylamino, bis(C.sub.1 -C.sub.4)alkoxy(C.sub.1 -C.sub.4)alkylamino,
- or OR;
- wherein R is hydrogen, (C.sub.1 -C.sub.8)aminoalkyl, (C.sub.1 -C.sub.4)alkylamino(C.sub.1 -C.sub.8)alkyl, (C.sub.2 -C.sub.8)isocyanatoalkyl, (C.sub.2 -C.sub.8)hydroxyalkyl, 1,3-oxazolidin-3-yl(C.sub.2 -C.sub.4)alkyl, optionally having up to two (C.sub.1 -C.sub.4)alkyl substituents on the oxazolidinyl ring, (C.sub.1 -C.sub.8)aldimino(C.sub.2 -C.sub.6)alkyl, (C.sub.1 -C.sub.8)aldimino(C.sub.2 -C.sub.6)alkoxyalkyl, the aldimino structures optionally containing halogen, (C.sub.3 -C.sub.13)ketimino(C.sub.2 -C.sub.6)alkyl, (C.sub.3 -C.sub.13)ketimino(C.sub.2 -C.sub.6)alkoxyalkyl, 1,3-dioxolan-4-yl(C.sub.2 -C.sub.4)alkyl, optionally having up to two (C.sub.1 -C.sub.8)hydrocarbon substituents on the dioxolanyl ring, epoxy(C.sub.2 -C.sub.4)alkyl di(C.sub.1 -C.sub.4)alkyl ammonium-(C.sub.2 -C.sub.4)alkyl, (C.sub.2 -C.sub.8)epoxy alkyl, 3-chloro-2-hydroxypropyldimethylammoniumethyl, 3-chloro-2-hydroxypropyl, or sodium, potassium, or ammonium cation; and
- wherein n' and n" are integers of 0 to 89, wherein the sum of n' and n" is 2 to 89.
- 5. The process of claim 4 wherein the alkoxide-polymerized polymer also comprises mers of (C.sub.1 -C.sub.24)alkyl acrylate.
- 6. The process of claim 5 wherein Y and Y' are individually OR wherein R is (C.sub.2 -C.sub.8) hydroxyalkyl.
- 7. The process of claim 5 wherein Y and Y' are individually OR wherein R is 1,3-oxazolidinylethyl or 2-alkyl-1,3-oxazolidinylethyl.
- 8. The process of claim 5 wherein Y and Y' are individually OR wherein R is hydrogen.
- 9. The process of claim 8 wherein Y and Y' are individually OR wherein R is (C.sub.2 -C.sub.8) hydroxyalkyl.
CROSS-REFERENCE TO RELATED APPLICATION
This is a division of application Ser. No. 17,507 filed Mar. 5, 1979, now U.S. Pat. No. 4,246,370, which is a division of application Ser. No. 629,186, filed Nov. 5, 1975, now U.S. Pat. No. 4,185,736, which is a continuation-in-part of application Ser. No. 241,177 filed Apr. 5, 1972, now abandoned.
US Referenced Citations (10)
Non-Patent Literature Citations (3)
Entry |
Anionic Oligomerization of Acrylic Esters by Feit, European Poly. Jour., 1967, vol. 3, pp. 523-534. |
Jour. Pol. Science by Trekoval et al., Part C, 4-333 (1963). |
Introduction to Polymer Chemistry (Wiley & Sons) by Stille, pp. 48-61; 166-172. |
Divisions (2)
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Number |
Date |
Country |
Parent |
17507 |
Mar 1979 |
|
Parent |
629186 |
Nov 1975 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
241177 |
Apr 1972 |
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