| http://www.w3.org/ns/prov#value | - 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: 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 C1 or F; W is a nonnucleophilic, water-soluble nitrogen heterocyc
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