Processing technology of polymethyl methacrylate
A technology of plexiglass and processing technology, applied in the field of glass processing and manufacturing, can solve the problems of hidden safety hazards, poor mechanical properties, low temperature resistance, etc., and achieve the effects of improving temperature resistance, promoting high use value and comprehensive quality.
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Embodiment 1
[0020] A kind of processing technology of organic glass, comprises the steps:
[0021] (1) Weigh the following materials according to the corresponding weight and put them into the reactor for later use: 90 parts of methyl methacrylate, 8 parts of comonomer, 5 parts of crosslinking agent, 3 parts of rubber particles, 1 part of inorganic filler, 0.1 1 part mixed salt, 2 parts auxiliary;
[0022] (2) Heat the reaction kettle after step (1), keep the temperature in the reaction kettle at 70°C, and at the same time, pressurize the reaction kettle at a uniform rate, and keep stirring during the process, and take out the semi-finished product after 4 hours of reaction material reserve;
[0023] (3) Casting, demolding, stretching, cutting and polishing the semi-finished material obtained in step (2) to obtain the finished organic glass.
[0024] Further, the comonomer described in step (1) is isobornyl methacrylate.
[0025] Further, the crosslinking agent described in step (1) is...
Embodiment 2
[0032] A kind of processing technology of organic glass, comprises the steps:
[0033] (1) Weigh the following materials in corresponding parts by weight and put them into the reactor for later use: 95 parts of methyl methacrylate, 9 parts of comonomer, 6 parts of crosslinking agent, 5 parts of rubber particles, 2 parts of inorganic filler, 0.2 1 part mixed salt, 3 parts auxiliary;
[0034] (2) Heat the reaction kettle treated in step (1), keep the temperature in the reaction kettle at 73°C, and at the same time, pressurize the reaction kettle at a uniform rate, during which the stirring treatment is carried out continuously, and take it out after 4.5 hours of reaction. Reserve semi-finished materials;
[0035] (3) Casting, demolding, stretching, cutting and polishing the semi-finished material obtained in step (2) to obtain the finished organic glass.
[0036] Further, the comonomer described in step (1) is polycyclic bornyl methacrylate.
[0037] Further, the crosslinking...
Embodiment 3
[0044] A kind of processing technology of organic glass, comprises the steps:
[0045] (1) Weigh the following materials in corresponding parts by weight and put them into the reactor for later use: 100 parts of methyl methacrylate, 10 parts of comonomer, 7 parts of crosslinking agent, 6 parts of rubber particles, 3 parts of inorganic filler, 0.3 1 part mixed salt, 4 parts auxiliary;
[0046] (2) Heat the reaction kettle after step (1), keep the temperature in the reaction kettle at 75°C, and at the same time, pressurize the reaction kettle at a uniform rate, and keep stirring during the process, and take out the semi-finished product after 5 hours of reaction material reserve;
[0047] (3) Casting, demolding, stretching, cutting and polishing the semi-finished material obtained in step (2) to obtain the finished organic glass.
[0048] Further, the comonomer described in step (1) is aryl methacrylate.
[0049] Further, the crosslinking agent described in step (1) is methyl...
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