Fluorinated carboxylic acid esters of phosphono- and phosphinocarboxylic acids containing acrylate and/or methacrylate groups

Fluorinated carboxylic acid esters of phosphono- or phosphinocarboxylic acids containing acrylate and/or methacrylate groups, of formula (I) ##STR9## wherein:

• R.sup.1 is a hydroxyl group, a methyl group, an ethyl group or a phenyl radical,
• R.sub.F is a linear or branched fluoroalkyl radical with 1 to 18 carbon atoms, or a fluorinated branched or linear monomeric ether or polyether with 1 to 18 carbon atoms,
• R.sub.H is a linear or branched alkyl radical with 1 to 10 carbon atoms,
• R is an acrylate group of structure ##STR10## or a methacrylate group of structure ##STR11## Y represents a ##STR12## Z represents a linear or branched alkanetriyl radical (trivalent hydrocarbon radical) with 1 to 20 carbon atoms, or
• a radical of the formula ##STR13## or a linear or branched alkanetriyl radical with 1 to 20 carbon atoms with one or more substituent groups of structure COR.sup.2, or
• a linear or branched alkanetriyl radical with 1 to 20 carbon atoms with one or more substituent groups of structure --PO.sub.2 HR.sup.1, where R.sup.1 has the same meaning as above,
• m is 0 or 1,
• n is an integer from 0 to 6,
• is an integer from 0 to 6, and
• R.sup.2 represents a hydroxyl radical or a radical of structure ##STR14## or a radical of structure O--(CH.sub.2).sub.o --R, or a linear or branched alkoxy radical with 1 to 30 carbon atoms, where n, m, o, R.sub.H, R.sub.F and Y have the same meaning as above,
• and their salts.