C - Chemistry – Metallurgy – 09 – J
Patent
C - Chemistry, Metallurgy
09
J
C09J 139/06 (2006.01) C09J 11/06 (2006.01)
Patent
CA 2635529
An adhesive composition includes 5 to 40 %wt polyvinylpyrrolidone; 3 to 20 %wt alkanoate blend including a first Cn carboxylic acid salt and a second Cm carboxylic acid salt, where n and m are integers in a range from 12 to 22; 20 to 60 %wt of a water-soluble or water-dispersable solid material; 0.5 to 30 wt% of a liquid polyhydric alcohol; and 15 to 60 %wt water. The adhesive composition can be clear and in glue stick form.
L'invention concerne une composition adhésive contenant 5 à 40% en poids de polyvinylpyrrolidone; 3 à 20% en poids d'un mélange d'alcanoate comprenant un premier sel d'acide carboxylique Cn et un second sel d'acide carboxylique Cm, n et m prenant la valeur de nombres entiers compris entre 12 et 22; 20 à 60% en poids d'une matière solide soluble dans l'eau ou dispersable dans l'eau; 0,5 à 30% en poids d'un alcool polyhydrique liquide; et 15 à 60% en poids d'eau. La composition adhésive peut être transparente et sous forme de bâton de colle.
Frank John W.
Hardy Cordell M.
Melancon Kurt C.
Pearson Scott D.
3m Innovative Properties Company
Smart & Biggar
LandOfFree
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