High-toughness and aging-resistant ABS material
An ABS material and anti-aging technology, which is applied in the field of plastics, can solve the problems of poor toughness and aging resistance of ABS plastics, and achieve the effects of easy cracking, improved aging resistance, and improved dispersibility
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Embodiment 1
[0034] A high-toughness and aging-resistant ABS material is prepared from the following raw materials in parts by weight: 100 parts of ABS resin and 4.5 parts of alkylated graphene oxide. Weigh ABS and alkylated graphene oxide respectively according to the formula, and add the materials to the hopper after pre-mixing. The temperature of the twin-screw extruder is: 200°C in the first zone, 205°C in the second zone, 201°C in the third zone, and 220°C in the fourth zone. , 5 zone 200 ℃, 6 zone 205 ℃, rotating speed 20rpm, pelletize, obtain high toughness and anti-aging ABS material.
[0035] The preparation method of the alkylated graphene oxide is as follows: 100 mg of graphene oxide is added to 180 mL of sodium hydroxide aqueous solution, and ultrasonic treatment is performed for 30 min at an ultrasonic power of 400 W and an ultrasonic frequency of 20 kHz; then 100 mL of tetraoctyl Ammonium bromide and 5mL 1-iodododecane were stirred and mixed at 80°C for 72h; 30mL chloroform w...
Embodiment 2
[0037] A high-toughness and aging-resistant ABS material is prepared from the following raw materials in parts by weight: 100 parts of ABS resin and 4.5 parts of alkylated reduced graphene oxide. Weigh ABS and alkylated reduced graphene oxide respectively according to the formula, and add the materials to the hopper after pre-mixing. The temperature of the twin-screw extruder is: 200°C in the first zone, 205°C in the second zone, 201°C in the third zone, and 220 in the fourth zone. ℃, five zone 200 ℃, six zone 205 ℃, rotating speed 20rpm, pelletize to obtain high toughness and anti-aging ABS material.
[0038] The preparation method of described alkylation reduction graphene oxide comprises the steps:
[0039] S1 Add 100mg of graphene oxide to 180mL of sodium hydroxide aqueous solution, sonicate for 30min under the conditions of ultrasonic power of 400W and ultrasonic frequency of 20kHz; then add 100mL of tetraoctylammonium bromide and 5mL of 1-iodododecane Stir and mix at 80°C...
Embodiment 3
[0042] A high-toughness and aging-resistant ABS material is prepared from the following raw materials in parts by weight: 100 parts of ABS resin and 4.5 parts of nanocellulose / attapulgite composite material. Weigh ABS and nanocellulose / attapulgite composite materials respectively according to the formula, and put the materials into the hopper after pre-mixing. Zone 220°C, zone 5 200°C, zone 6 205°C, rotating speed 20rpm, pelletize to obtain high toughness and anti-aging ABS material.
[0043] The preparation method of described nanocellulose / attapulgite composite material, comprises the steps:
[0044] I Attapulgite pretreatment
[0045] Add 1.0g of attapulgite to 20mL of water, stir and mix evenly, then add 0.1g of sodium hexametaphosphate, stir and mix evenly; then add 1mL of concentrated sulfuric acid, stir at 60°C for 4h; after filtering, dry the filter residue at 105°C for 24h, that is Obtain pretreated attapulgite; the mass fraction of the concentrated sulfuric acid is...
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