B. Water soluble cationic temporary wet strength polymers having aldehyde units which have molecular weights of from about 20,000 to about 200,000, and are of the formula: wherein A is and X is ???O???, ???NH???, or ???NCH3??? and R is a substituted or unsubstituted aliphatic group; Y1 and Y2 are independently ???H, ???CH3, or a halogen, such as C or F; W is a nonnucleophilic, water-soluble nitrog