Patent ID: 6191093
Filing Date: 2001-02-20
Classification: C08G,C11D

Abstract:
A water-soluble or dispersible, modified polyamine compound comprising a polyamine backbone prior to modification corresponding to the formula: ##STR38##having a modified polyamine formula V.sub.(n+1) W.sub.m Y.sub.n Z, said polyamine backbone prior to modification having a molecular weight greater than about 200 daltons, whereini) V units are terminal units which have the formula: ##STR39##ii) W units are backbone units which have the formula: ##STR40##iii) Y units are branching units which have the formula: ##STR41##iv) Z units are terminal units which have the formula: ##STR42##wherein backbone linking R units are selected from the group consisting of C.sub.2 -C.sub.12 alkylene; --(R.sup.1 O).sub.x R.sup.3 (OR.sup.1).sub.x --; --[CH.sub.2 CH(OR.sup.2)CH.sub.2 O].sub.z (R.sup.1 O).sub.y R.sup.1 [OCH.sub.2 CH(OR.sup.2)CH.sub.2 ].sub.w --; --CH.sub.2 CH(OR.sup.2)CH.sub.2 --; an mixtures thereof; provided when R comprises C.sub.2 -C.sub.12 alkylene at least one R unit comprises --[CH.sub.2 CH(OR.sup.2)CH.sub.2 O].sub.z (R.sup.1 O).sub.y R.sup.1 [OCH.sub.2 CH(OR.sup.2)CH.sub.2 ].sub.w --; --CH.sub.2 CH(OR.sup.2)CH.sub.2 --; or --(R.sup.1 O).sub.x R.sup.3 (OR.sup.1).sub.x --; R.sup.1 is C.sub.2 -C.sub.6 alkylene, and mixtures thereof; R.sup.2 is hydrogen, --(R.sup.1 O).sub.x B, and mixtures thereof; R.sup.3 is C.sub.2 -C.sub.12 alkylene, C.sub.3 -C.sub.12 hydroxyalkylene, C.sub.4 -C.sub.12 dihydroxyalkylene, C.sub.8 -C.sub.12 dialkylarylene, --CH.sub.2 CH(OH)CH.sub.2 O(R.sup.1 O).sub.y R.sup.1 OCH.sub.2 CH(OR.sub.2)CH.sub.2 ----C(O)(R.sup.4).sub.r C(O)--, --C(O)NHR.sup.5 NHC(O)--, --C(O)--, and mixtures thereof; R.sup.4 is C.sub.2 -C.sub.12 alkylene, C.sub.4 -C.sub.12 alkenylene, C.sub.8 -C.sub.12 alkylarylene, C.sub.6 -C.sub.10 arylene, and mixtures thereof; R.sup.5 is C.sub.2 -C.sub.12 alkylene or C.sub.6 -C.sub.12 arylene; E units are selected from the group consisting of methyl, --(CH.sub.2).sub.q SO.sub.3 M; --(R.sup.1 O).sub.x B; --CH(CH.sub.2 CO.sub.2 M)CO.sub.2 M; --(CH.sub.2).sub.p CO.sub.2 M; --(CH.sub.2).sub.p PO.sub.3 M; and mixtures thereof; provided when any E unit of a nitrogen is a hydrogen, said nitrogen is not also an N-oxide; B is selected from the group consisting of hydrogen; --(CH.sub.2).sub.p CO.sub.2 M; (CH.sub.2).sub.q SO.sub.3 M; --(CH.sub.2).sub.q CH(SO.sub.2 M)CH.sub.2 SO.sub.3 M; --(CH.sub.2).sub.q CH(SO.sub.3 M)CH.sub.2 SO.sub.3 M; --(CH.sub.2).sub.p PO.sub.3 M; --PO.sub.3 M; and mixtures thereof; M is hydrogen or a water soluble cation in sufficient amount to satisfy charge balance; X is a water soluble anion; m has the value from 4 to 400; n has the value 0 to 200; p has the value from 1 to 6; q has the value from 0 to 6; r has the value from 0 to 20; w has the value 0 or 1; x has the value from I to 100; y has the value from 0 to 100; z has the value 0 or 1.