C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
9/59, 402/97
C08F 220/54 (2006.01) A61L 15/62 (2006.01) C08F 216/34 (2006.01) C08F 246/00 (2006.01) D21H 17/34 (2006.01) D21H 17/45 (2006.01)
Patent
CA 1337617
Temporary wet strength resins having a molecular weight of from about 40,000 to about 400,000, most preferably from about 120,000 to about 210,000, having the formula: Image wherein: A is Image or Image 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; W is a nonnucleophilic, aliphatic amide; Q is a cationic monomeric unit. The mole percent of "a" ranges from about 1% to about 70%; the mole percent of "b" ranges from about 10% to about 90%; and the mole percent of "c" ranges from about 1% to about 40%.
604717
Sim & Mcburney
The Procter & Gamble Company
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