Waterproof layer for PVC (Polyvinyl Chloride) conveyor belt and preparation method of waterproof layer
A waterproof layer and conveyor belt technology, applied in the field of storage and transportation, can solve problems such as poor water resistance and friction resistance, and achieve the effects of good adhesion, reduced scrap rate, and increased safety.
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Embodiment 1
[0027] This embodiment provides a PVC conveyor belt waterproof layer, including a conveyor belt, the surface of the conveyor belt is provided with a waterproof layer, and the three components of the waterproof layer A, B, and C are compounded according to the ratio of A: B: C = 2: 2: 1. C comprises the following components in parts by mass:
[0028] Component A includes the following components in parts by mass: Type 5 PVC: 35 parts, water glass: 9 parts, dispersant: 9 parts, graphite powder: 16 parts, potassium hydrogen phthalate: 3 parts, nano Silicon dioxide: 13 parts, benzyl alcohol: 13 parts;
[0029] Component B includes the following components in parts by mass: propylene carbonate: 11 parts, PVC foam regulator LP-40: 5 parts, 3-butanediol: 9 parts, 3-methylphenol: 12 parts Parts, plasticizer: 8 parts, C5 hydrogenated petroleum resin: 7 parts, antioxidant: 6 parts;
[0030] Component C includes the following components in parts by mass: dimethylethanolamine: 9 parts, ...
Embodiment 2
[0039] This embodiment provides a PVC conveyor belt waterproof layer, including a conveyor belt, the surface of the conveyor belt is provided with a waterproof layer, and the three components of the waterproof layer A, B, and C are compounded according to the ratio of A: B: C = 2: 2: 1. C comprises the following components in parts by mass:
[0040] Component A includes the following components in parts by mass: Type 5 PVC: 40 parts, water glass: 12 parts, dispersant: 11 parts, graphite powder: 20 parts, potassium hydrogen phthalate: 7 parts, nano Silicon dioxide: 16 parts, benzyl alcohol: 22 parts;
[0041] Component B includes the following components in parts by mass: propylene carbonate: 16 parts, PVC foam regulator LP-40: 10 parts, 3-butanediol: 14 parts, 3-methylphenol: 17 parts Parts, plasticizer: 14 parts, C5 hydrogenated petroleum resin: 11 parts, antioxidant: 8 parts;
[0042] Component C includes the following components in parts by mass: dimethylethanolamine: 14 ...
Embodiment 3
[0051] This embodiment provides a PVC conveyor belt waterproof layer, including a conveyor belt, the surface of the conveyor belt is provided with a waterproof layer, and the three components of the waterproof layer A, B, and C are compounded according to the ratio of A: B: C = 2: 2: 1. C comprises the following components in parts by mass:
[0052] Component A includes the following components in parts by mass: Type 5 PVC: 38 parts, water glass: 11 parts, dispersant: 10 parts, graphite powder: 18 parts, potassium hydrogen phthalate: 5 parts, nano Silicon dioxide: 14 parts, benzyl alcohol: 18 parts;
[0053] Component B includes the following components in parts by mass: propylene carbonate: 14 parts, PVC foam regulator LP-40: 8 parts, 3-butanediol: 12 parts, 3-methylphenol: 15 parts Parts, plasticizer: 10 parts, C5 hydrogenated petroleum resin: 8 parts, antioxidant: 7 parts;
[0054] Component C includes the following components in parts by mass: dimethylethanolamine: 11 pa...
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