. . "The above described polyesters can be represented by the following formulae: ##STR2## wherein R is the alkylene portion of the glycol used to prepare the polyester, R' is the alkylene portion of the dicarboxylic acid, and m is a number that ranges to about 15 or more; ##STR3## which represents polycaprolactones, wherein n is preferably 4, R1 and R2 are each hydrogen or C1 to C10 alkyl, preferably" . .