High-strength lampshade for table lamps
A high-strength, table lamp technology, applied in the field of lighting lamps, can solve the problems of reducing the service life of energy-saving lamp shades, easily breaking the lamp shade, losing temperature resistance, etc., and achieving the effects of easy purchase, low production cost, and non-breakage.
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Embodiment 1
[0017] A high-strength desk lamp shade, characterized in that: the components of the high-strength desk lamp shade are as follows in parts by weight: 30 parts of cycloalkyl diisocyanate, 16 parts of N-phenylmaleimide, and 17 parts of organic bentonite 18 parts of bisphenol A epoxy resin, 6 parts of dioctyl phthalate, 4 parts of dioctyl terephthalate, 5 parts of glass fiber, 2 parts of aminoethyl piperazine, 3 parts of p-aminobenzoic acid , 15 parts of ethyl acetate.
[0018] Its preparation method is:
[0019] S1: Cycloalkyldiisocyanate, N-phenylmaleimide, organic bentonite, bisphenol A epoxy resin, dioctyl phthalate, dioctyl terephthalate, glass fiber, co-solvent Put it into the reaction kettle, stir at medium speed for 2 hours, then stir at high speed for 15 minutes;
[0020] S2: Warm up the reactor to 40-60°C, add diluent, and stir at low speed for 38 hours;
[0021] S3: Slowly cool the materials in the reactor to room temperature, add the curing agent and stir at high s...
Embodiment 2
[0023] A high-strength desk lamp shade, characterized in that: the components of the high-strength desk lamp shade are as follows in parts by weight: 21 parts of cycloalkyl diisocyanate, 9 parts of N-phenylmaleimide, 18 parts of organic bentonite 16 parts of bisphenol A epoxy resin, 6 parts of dioctyl phthalate, 3 parts of dioctyl terephthalate, 4 parts of glass fiber, 2 parts of aminoethyl piperazine, 3 parts of sodium salicylate , 10 parts of anhydrous xylene.
[0024] Its preparation method is:
[0025] S1: Cycloalkyldiisocyanate, N-phenylmaleimide, organic bentonite, bisphenol A epoxy resin, dioctyl phthalate, dioctyl terephthalate, glass fiber, co-solvent Put it into the reaction kettle, stir at medium speed for 2 hours, then stir at high speed for 15 minutes;
[0026] S2: Warm up the reactor to 40-60°C, add diluent, and stir at low speed for 38 hours;
[0027] S3: Slowly cool the materials in the reactor to room temperature, add the curing agent and stir at high speed...
Embodiment 3
[0029] A high-strength desk lamp shade, characterized in that: the components of the high-strength desk lamp shade are as follows in parts by weight: 24 parts of cycloalkyl diisocyanate, 16 parts of N-phenylmaleimide, and 17 parts of organic bentonite 19 parts of bisphenol A epoxy resin, 6 parts of dioctyl phthalate, 3 parts of dioctyl terephthalate, 5 parts of glass fiber, 2 parts of diethylenetriamine, 2 parts of nicotinamide, butyl acetate 11 parts of ester.
[0030] Its preparation method is:
[0031] S1: Cycloalkyldiisocyanate, N-phenylmaleimide, organic bentonite, bisphenol A epoxy resin, dioctyl phthalate, dioctyl terephthalate, glass fiber, co-solvent Put it into the reaction kettle, stir at medium speed for 2 hours, then stir at high speed for 15 minutes;
[0032] S2: Warm up the reactor to 40-60°C, add diluent, and stir at low speed for 38 hours;
[0033] S3: Slowly cool the materials in the reactor to room temperature, add the curing agent and stir at high speed ...
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