Starch binder
A technology of adhesives and starches, applied in the direction of starch adhesives, adhesive types, hydrocarbon copolymer adhesives, etc., can solve the problem of short storage time, generally about 24 hours, rapid drop of glue kinematic viscosity, Adhesives can not be stable and other problems, to achieve the effect of easy equipment matching, strong adhesion, and stable product quality
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[0019] A kind of starch adhesive is characterized in that it is made up of A, B, C three kinds of materials:
[0020] The material A is composed of the following raw materials in parts by weight: lignosulfonate 2, styrene 6, nano diatomite 2, epoxy soybean oil 2, acrylate 2, acrylic acid 4-6, sodium persulfate 2. Sodium allyloxy hydroxypropyl sulfonate 2;
[0021] The B material is composed of the following raw materials in parts by weight: starch 20, sodium hydroxide 2, borax 0.8, modified tree ash 2, water 30;
[0022] The preparation method of described modified tree ash is:
[0023] (1) Tree ash was soaked in 15% hydrogen peroxide for 4 hours, washed with deionized water, then soaked in 12% sodium hydroxide solution for 4 hours, washed with deionized water until neutral, and dried;
[0024] (2) Add sodium lauryl sulfate equivalent to 2% of its weight, 2% nano-carbon, 3% polyisobutylene, and 5% alum powder to the tree ash, stir at a high speed of 1500 rpm, dry and pulveri...
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