| 摘要 |
<p>This invention relates to a water soluble lamination adhesive comprising 8 to 35% by weight of a natural resin such as Kordufan gum (gum arabic) in a proportion of 50 to 80% water by weight, to which is added additives such as humectant, colloid modifier, fluidifier, plasticiser, stabilizer and catalyst wherein plasticisers are upto 1 to 4% by weight from the. compounds sodium chloride, calcium chloride, sodium Nitrate; humectants acting as plasticisers also are upto 1 to 25% by weight from the compounds of ethylene glycol, diethylene glycol, glycerin, glucose, sorbitol, polyethylene glycol; colloid modifiers acting also as fluidifier and plasticiser upto 1 to 5% by weight from the compounds of Urea and Dimethylol Urea; stabilizer upto 0.05 to 1% by weight from the compounds of methyl paraben and ethyl paraben and catalyst upto 0.5% to 5% by weight from the compounds of salicylic acid, tartaric acid and aluminium sulphate .</p> |
