Patent ID: 7998311

Claim:
A size press composition for sizing paper, comprising: (a) at least one non-reactive cationic surface sizing agent, (b) at least one reactive sizing agent, (c) at least one promoter resin, (d) water, and (e) at least one binder, wherein component (a) is present from about 0.15 to about 1% by weight based on the total weight of the size press composition, component (b) is present from about 0.025 to about 0.8% by weight based on the total weight of the size press composition, component (c) is present from about 0.01 to about 0.2% by weight based on the total weight of the size press composition, and binder (e) is present from about 2 to about 12% based on the total weight of the size press composition, and wherein the size press composition pH is about 6 or below.