Formula of packaging sealant
A sealant and packaging technology, applied in the direction of adhesives, adhesive types, asphalt material adhesives, etc., can solve the problems of failure of sealing effect and insufficient sealing time, so as to increase sealing time, improve shelf life, and slow down failure Effect
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[0021] The technical solutions of the present invention will be further described in detail below in conjunction with specific examples, so that those skilled in the art can better understand the present invention and implement it, but the examples given are not intended to limit the present invention.
[0022] A sealant formulation for packaging, characterized in that its raw materials consist of:
[0023] Calcium carbonate: 20-23 parts;
[0024] Asphalt resin: 10-12 parts;
[0025] Polyisobutylene: 3-3.4 parts;
[0026] Stearic acid: 0.2-0.3 parts;
[0027] Talc powder: 22-24 parts;
[0028] Asbestos powder: 9-9.8 parts;
[0029] Butadiene rubber: 55-60 parts;
[0030] Clay: 1-1.3 parts;
[0031] Dibutyl phthalate: 1-2 parts;
[0032] The parts are all parts by mass.
[0033] Preferably, an anti-aging agent and a drier are also added to the formula.
[0034] Preferably, 3-5 parts of diatomaceous earth as a filler are also included, and the said parts are parts by ma...
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