Turpentine-C9/C5 petroleum resin blend hydrogenation modification method and device
A technology of petroleum resin and rosin, which is applied in the field of blending and hydrogenation of rosin and C9/C5 petroleum resin, can solve the problem of poor thermal stability and oxidative stability of the resin, reduce the compatibility between the resin and the application object, and limit the application. Scope and other issues, to achieve the effect of being beneficial to manufacturing, reducing the thermal power conversion process, and improving thermal power efficiency
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Embodiment 1
[0040] like Figure 1-4 As shown, the device for blending hydrogenation modification of pine resin and C9 / C5 petroleum resin includes: dissolution kettle 1, hydrogenation reactor 2, expander 3, gas-liquid separator 4, absorption tower 5, turbine compression Machine 6, solvent pump 7.
[0041] The discharge port of the dissolution tank 1 is connected with the feed port of the hydrogenation reactor 2, and the dissolution tank 1 is used for dissolving raw materials required for production. The hydrogenation reactor 2 is cylindrical. The upper part of the hydrogenation reactor is provided with a feed inlet 21, a gas outlet 22, and the bottom is provided with a discharge outlet 23. The hydrogenation reactor 2 includes a heating pipe 24, which is a heating coil. It is arranged inside the hydrogenation reactor; the gas distributor 25 includes an air inlet 251 and a plurality of nozzles 252 for exhaust; the expander 3 is connected to the gas outlet of the hydrogenation reactor 2 . T...
Embodiment 2
[0050] The reaction unit that uses is identical with embodiment 1, a kind of method for rosin and C9 / C5 petroleum resin blending hydrogenation modification, comprises the following steps:
[0051] (1) Prepare raw materials, use turpentine and C9 / C5 petroleum resin as raw materials, mix its hydrogenated turpentine and modified bentonite loaded nickel, add turpentine, C9 / C5 petroleum resin and solvent in a mass ratio of 1:3:1, The amount of nickel loaded on the modified bentonite is 10% of the total mass of turpentine and C9 / C5, put it into the dissolution kettle 1, and heat to dissolve;
[0052] (2) Hydrogenation reaction, put the mixture prepared in step (1) into the hydrogenation reactor 2, then heat the temperature up to 150°C, and fill the hydrogenation reactor with a molar ratio of H 2 :CO 2 = 1:1 mixed gas until the pressure is 10.0MPa, continue to heat up to 250°C;
[0053] (3) Maintain the pressure in the hydrogenation reactor 2 to be 10.0MPa, open the gas outlet 22 o...
Embodiment 3
[0056] The reaction unit that uses is identical with embodiment 1, a kind of method for rosin and C9 / C5 petroleum resin blending hydrogenation modification, comprises the following steps:
[0057] (1) Prepare raw materials, take turpentine and C9 / C5 petroleum resin as raw materials, mix its hydrogenated turpentine and modified bentonite loaded nickel, add turpentine, C9 / C5 petroleum resin and solvent in a mass ratio of 10:10:1, The amount of nickel loaded on the modified bentonite is 30% of the total mass of turpentine and C9 / C5, put into the dissolution kettle 1, and heat to dissolve;
[0058] (2) Hydrogenation reaction, put the mixture prepared in step (1) into the hydrogenation reactor 2, then heat the temperature up to 150°C, and fill the hydrogenation reactor with a molar ratio of H 2 :CO 2 = 20:1 mixed gas until the pressure is 7.0MPa, continue to heat up to 250°C;
[0059] (3) Maintain the pressure in the hydrogenation reactor 2 at 7.0MPa, open the gas outlet 22 on th...
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