Flashline heater system and method

1. Flash line heater, its configuration is used for receiving the effluent from the polymerization reactor and conveying the effluent to a separation vessel, to enter the stating line heater includes states the flash vaporization liquid portion and a solid portion, wherein said states the flash vaporization configuration line heater for evaporating a part of said liquid portion in order to produce the vapor portion, thus the vapor portion, the liquid portion and the solid portion has a respective temperature, at the outlet of the line heater states the flash vaporization articularly connecting relatively stated their own pivotally less than approximately the difference between the temperature of the 5 [...].

2. Flash line heater according to Claim 1, wherein said liquid part comprises part of the 1st and 2nd part, wherein the 1st part is not entrained in the solid part and the 2nd in part entrained in said solid portion, and wherein the line heater states the flash vaporization configured before reaching the separation vessel at least about 2.5 seconds evaporating substantially all of said 1st part.

3. Any one of the flash line heater according to Claim 1 or 2, wherein the line heater states the flash vaporization configured for conveying slurry flows to the separating container, in order to evaporate substantially all of the in line heater states the flash vaporization in the non-evaporated liquid.

4. According to aforesaid claim either the flash line heater, wherein the states the flash vaporization line heater comprises a plurality of separated heat-variable part, its configuration is used for regulating the temperature of the effluent.

5. According to aforesaid claim either the flash line heater, wherein the heater is configured for states the flash vaporization pipeline for the effluent along its length to provide different amounts of heat.

6. According to aforesaid claim either the flash line heater, wherein the heater comprises a pipeline states the flash vaporization plurality of 1st and 2nd heat variable part of the plurality of heat-variable part, the 1st a plurality of heat-variable part pulp class used for raising the temperature of the discharged, and the 2nd a plurality of heat-variable part configured to maintain or reduce the temperature of the effluent, in order to prevent melting of the solid portion.

7. According to aforesaid claim either the flash line heater, wherein the states the flash vaporization line heater when the heat balance for conveying the vapor portion, the liquid portion and the solid part to the separating container.

8. According to aforesaid claim either the flash line heater, wherein the discharge stream through the always passes throughstates the flash vaporization line heater is at least a time of about 8 seconds.

9. According to aforesaid claim either the flash line heater, wherein the length of the line heater states the flash vaporization at least about 720 ft.

10. According to aforesaid claim either the flash line heater, wherein the states the flash vaporization pipeline includes at least about 4 inch inside diameter.

11. According to aforesaid claim either the flash line heater, wherein the solid portion comprises polyolefin chorial, and the downstream end of the line heater states the flash vaporization by measuring the outlet temperature is less than or equal to the melting temperature of the polyolefin villose.

12. Polymer separation method in the production process, which comprises the following action: receiving in a flash line heater discharge stream, to enter the stating line heater includes states the flash vaporization liquid portion and a solid portion; along with the effluent through the length of the flash line heater, in the heating said effluent states the flash vaporization line heater, to make at least a part of said liquid portion is evaporated in order to produce the vapor portion, wherein the discharge stream through the pipeline states the flash vaporization elapsed time of the heater is at least about 8 seconds; and in the in the line heater states the flash vaporization at least about 8 seconds during make the solid part and the vapor part of the temperature balance between the.

13. Method according to Claim 12, wherein the temperature balance states causes includes a heating and reducing the pressure of the effluent, so that in the solid portion and the vapor portion is less than about between 1 the temperature difference of [...] , and the solid portion and the liquid portion has a volatilization temperature of the liquid approximately the 5 the [...] the respective temperature.

14. The method of any one according to Claim 12 or 13, wherein the heating of the in line heater states the flash vaporization included in the exhaust pipeline states the flash vaporization part 1st of the heater and the heating by the removal of part of the 2nd states the flash vaporization line heater to reduce or maintain the temperature of the effluent.

15. The method of any one according to Claim 12-14, wherein said liquid part comprises part of the 1st and 2nd part, wherein the 1st part is not entrained in the solid part and the 2nd in part entrained in said solid portion, and wherein the heating the effluent in line heater states the flash vaporization including upon reaching the outlet of the line heater before states the flash vaporization at least about 2.5 seconds evaporating substantially all of said 1st part.

16. The method of any one according to Claim 12-15, included in the separation vessel from the received in the effluent line heater states the flash vaporization , in the separation of the evaporation part of the liquid portion, passing at least a portion of the said solid part is discharged from the separating vessel to the conduit, and provide additional the heat to states in the conduit of the the portion of the solid portion.

17. The method of any one according to Claim 12-16, including the arranged in the separation vessel (CTO) device for the continuous extraction on at least a portion of the solid part is discharged from the separation container to the catheter.

18. The method of any one according to Claim 12-17, comprise heating the solid part of the arrangement to use for the extrusion extruder downstream of the conduit is about the temperature of the 50 the [...].

19. The method of any one according to Claim 12-18, comprising heating the vapor part of the separating container is higher than the melting temperature of the portion of the TFT.