Patent ID: 11970673
Assignee: THE PROCTER & GAMBLE COMPANY
Field: Other special machines (Mechanical engineering)
Classification: CPC C  B | IPC C

Claim 6:
7. The water-soluble unit dose article according to claim 1, wherein the first PVOH polymer in the first water soluble film has:
a. an average 4% solution viscosity at about 20° C. of from about 10 mPa·s to about 40 mPa·s, measured as a about 4% polyvinyl alcohol polymer solution in deionised water at about 20° C., or
b. an average degree of hydrolysis of about 60% to about 99%, or
c. a mixture thereof,
and wherein the second PVOH polymer in the first water soluble film has:
d. an average about 4% solution viscosity at about 20° C. from about 3 mPa·s to about 30 mPa·s, measured as a about 4% polyvinyl alcohol polymer solution in deionised water at about 20° C.; or
e. an average degree of hydrolysis of from about 60% to about 99%; or
f. a mixture thereof.