High-turning-speed multi-layer coating paint
A multi-layer coating and high-velocity technology, which is applied to paper coatings, coatings, pigmented coatings, etc., can solve problems such as the negative impact on corporate profit margins, reduce high-shear viscosity, improve paper surface properties, The effect of reducing drag
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Embodiment 1
[0019] A kind of coating of high vehicle speed multi-layer coating, it is characterized in that: this coating formula mainly comprises pre-coat coating, mid-coat coating and surface coating; Said pre-coat coating formula comprises ground calcium carbonate, coating starch and latex; The solid content is 58%; pH8.5; wherein the parts by weight of each component are: 100 parts of heavy calcium carbonate, 5 parts of coated starch, and 5 parts of latex; the formula of the intermediate coating includes heavy calcium carbonate, coated starch , latex and thickener; solid content at 66%; pH 8.5; wherein parts by weight of each component: 100 parts of heavy calcium carbonate, 4 parts of coated starch, 7 parts of latex, 0.1 part of thickener; The coating formula includes heavy calcium carbonate, latex and thickener; the solid content is 68%; pH 8.5; wherein the parts by weight of each component are: 100 parts of heavy calcium carbonate, 10 parts of latex, and 0.3 part of thickener; The t...
Embodiment 2
[0025]A kind of coating of high vehicle speed multi-layer coating, it is characterized in that: this coating formula mainly comprises pre-coat coating, mid-coat coating and surface coating; Said pre-coat coating formula comprises ground calcium carbonate, coating starch and latex; The solid content is 62%; pH 8.9; wherein the parts by weight of each component are: 100 parts of heavy calcium carbonate, 8 parts of coated starch, and 7 parts of latex; the formula of the intermediate coating includes heavy calcium carbonate, coated starch, Latex and thickener; solid content at 68%; pH 8.9; wherein parts by weight of each component: 100 parts of heavy calcium carbonate, 5 parts of coating starch, 8 parts of latex, 0.3 part of thickener; the top coat The paint formula includes heavy calcium carbonate, kaolin, latex and thickener; the solid content is 70%; pH 8.8; wherein the parts by weight of each component: 80 parts of heavy calcium carbonate, 20 parts of kaolin, 10 parts of latex,...
Embodiment 3
[0031] A kind of coating of high vehicle speed multi-layer coating, it is characterized in that: this coating formula mainly comprises pre-coat coating, mid-coat coating and surface coating; Said pre-coat coating formula comprises ground calcium carbonate, coating starch and latex; The solid content is 66%; pH9.0; wherein the parts by weight of each component: 100 parts of heavy calcium carbonate, 8 parts of coated starch, and 8 parts of latex; the formula of the intermediate coating includes heavy calcium carbonate, coated starch , latex and thickener; solid content at 70%; pH9.0; wherein parts by weight of each component: 100 parts of heavy calcium carbonate, 6 parts of coated starch, 9 parts of latex, 0.5 part of thickener; The top coating formula includes heavy calcium carbonate, latex and thickener; the solid content is 72%; 0.5 parts of thickener; the thickener is a synthetic polyacrylic acid polymer, 40% solid content, 0.5 parts by weight; carboxymethyl cellulose CMC, 1...
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