A kind of wear-resistant and water-resistant environmental protection label adhesive and preparation method
An adhesive and label technology, applied in the direction of adhesive types, unsaturated alcohol copolymer adhesives, non-polymer adhesive additives, etc., can solve the problem of water resistance and bonding strength of polymer material adhesives. Difficulty in meeting requirements
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Embodiment 1
[0020] This embodiment provides a wear-resistant and water-resistant environmental protection label adhesive, which is made of the following raw materials in parts by weight: 800 parts of water, 200 parts of polyvinyl alcohol with a polymerization degree of 1700-2400, 3 parts of nano-graphene, organic 3 parts of silicon defoamer, 3 parts of potassium dichromate, 6 parts of aluminum trichloride, 8 parts of silane coupling agent, 3 parts of Cathone, 10 parts of ammonia water.
[0021] The preparation method of the wear-resistant and water-resistant environmental protection label adhesive of this embodiment comprises the following steps:
[0022] a. Add water into the reaction kettle, then add polyvinyl alcohol, nano-graphene and silicone defoamer in sequence, stir evenly, heat up to 85°C, and keep warm for 1 hour;
[0023] b. Cool down to below 50°C, add potassium dichromate, aluminum trichloride, silane coupling agent, and Cathone in turn, and continue stirring for 2 hours;
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Embodiment 2
[0029] This embodiment provides a wear-resistant and water-resistant environmental protection label adhesive, which is made of the following raw materials in parts by weight: 750 parts of water, 250 parts of polyvinyl alcohol with a polymerization degree of 1700-2400, 1 part of nano-graphene, organic 4 parts of silicon defoamer, 2 parts of potassium dichromate, 8 parts of aluminum trichloride, 5 parts of silane coupling agent, 4 parts of Cathone, 1 part of ammonia water.
[0030] The preparation method of the wear-resistant and water-resistant environmental protection label adhesive of this embodiment comprises the following steps:
[0031] a. Add water to the reaction kettle, then add polyvinyl alcohol, nano-graphene and silicone defoamer in sequence, stir evenly, heat up to 80°C, and keep warm for 1 hour;
[0032] b. Cool down to below 50°C, add potassium dichromate, aluminum trichloride, silane coupling agent, and Cathone in turn, and continue stirring for 2 hours;
[0033...
Embodiment 3
[0038] This embodiment provides a wear-resistant and water-resistant environmental protection label adhesive, which is made of the following raw materials in parts by weight: 850 parts of water, 150 parts of polyvinyl alcohol with a polymerization degree of 1700-2400, 5 parts of nano-graphene, organic 2 parts of silicon defoamer, 4 parts of chromium nitrate, 4 parts of aluminum trichloride, 10 parts of silane coupling agent, 1 part of Cathone, 20 parts of ammonia water.
[0039] The preparation method of the wear-resistant and water-resistant environmental protection label adhesive of this embodiment comprises the following steps:
[0040] a. Add water to the reaction kettle, then add polyvinyl alcohol, nano-graphene and silicone defoamer in sequence, stir evenly, heat up to 90°C, and keep warm for 1 hour;
[0041] b. Cool down to below 50°C, then add chromium nitrate, aluminum trichloride, silane coupling agent, and Cathone in turn, and continue stirring for 2 hours;
[0042...
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Abstract
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