Macromolecular material polymerization reaction kettle

A technology for polymerization reactors and polymer materials, applied in chemical/physical/physical-chemical stationary reactors, mixers, mixers with rotary stirring devices, etc., can solve the problems affecting the reaction process and polymer molecular weight, stirring failure , mechanical failure and other problems, to achieve the effect of improving the efficiency of mass transfer activities such as devolatilization, increasing heat transfer efficiency, and improving stirring efficiency

CN101596440BActive Publication Date: 2011-09-21SICHUAN KEXIN MECHANICAL & ELECTRICAL EQUIPCO

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Patent Information

Authority / Receiving Office: CN · China
Patent Type: Patents(China)
Current Assignee / Owner: SICHUAN KEXIN MECHANICAL & ELECTRICAL EQUIPCO
Publication Date: 2011-09-21

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Abstract

The invention discloses a macromolecular material polymerization reaction kettle. The kettle comprises a kettle body, an upper closed cover, a drive sealing device, a stirring device, a feed and discharge port, wherein the upper part of the kettle body is an inverted cone-shaped wide mouth; the middle part of the kettle body is of a bucket shape; the lower part of the kettle body is cone; the kettle body is provided with a heating jacket 14 with a spiral flow channel and a heat insulation layer 9; the upper closed cover 6 is provided with a heating jacket 7, a heat insulation layer 9, a vacuum port 8 and a feed port 12; the stirring device consists of a stirring shaft 5, an inner strip-shaped spiral stirring paddle 3, an outer strip-shaped spiral stirring paddle 2, a scraping blade 16 anda supporting oar 18; the drive sealing device consists of a motor, a retarder and a sealing machine; and the upper part of the stirring shaft is connected with the drive sealing device. The macromolecular material polymerization reaction kettle has good stirring effect and high heat and mass transferring efficiency, can solve the difficult problems of pole climbing and devolatilization of high-viscosity fusant and is in particular suitable for the polymerization reaction of a high-viscosity macromolecular material.

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Description

technical field

[0001] The invention relates to tank-type reaction equipment, in particular to a polymer material polymerization reactor. Background technique

[0002] At present, the polymerization reactor mostly adopts the agitator of paddle type, anchor type or a combination of the two. The Chinese invention "butadiene rubber polymerization reaction kettle" (application number: 200520022805.2) proposes a butadiene rubber polymerization reaction kettle, which includes a kettle body, and a stirring device is provided on the top of the kettle body. The stirring shaft in the middle, the stirring shaft located in the kettle body is provided with a plurality of stirring paddles from top to bottom, the outer surface of each stirring paddle matches the inner wall of the kettle body, and the adjacent stirring paddles are staggered with each other Arrangement, the bottom of the kettle body is provided with a bottom stirring device, the bottom stirring device includes a lower stirr...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine

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