KR950011593A - Recovery method of low boiling hydrocarbon oil by pyrolysis treatment of waste synthetic resin - Google Patents

Recovery method of low boiling hydrocarbon oil by pyrolysis treatment of waste synthetic resin Download PDF

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KR950011593A
KR950011593A KR1019930021806A KR930021806A KR950011593A KR 950011593 A KR950011593 A KR 950011593A KR 1019930021806 A KR1019930021806 A KR 1019930021806A KR 930021806 A KR930021806 A KR 930021806A KR 950011593 A KR950011593 A KR 950011593A
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South Korea
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packed bed
synthetic resin
waste synthetic
pyrolysis
hydrocarbon oil
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KR1019930021806A
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Korean (ko)
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KR960013605B1 (en
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김희영
권대혁
김형천
윤경구
박상언
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강박광
재단법인 한국화학연구소
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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
    • C10G1/02—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by distillation
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
    • C10G1/10—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/10—Feedstock materials
    • C10G2300/1003—Waste materials
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/40—Characteristics of the process deviating from typical ways of processing
    • C10G2300/4006—Temperature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

Abstract

본 발명은 폐합성수지로 부터 가솔린, 등유, 경유 성분 등 유용한 저비점 탄화수소유를 효과적으로 회수할 수 있는 열분해 처리방법에 관한 것이다.The present invention relates to a pyrolysis treatment method capable of effectively recovering useful low-boiling hydrocarbon oils such as gasoline, kerosene and light oil components from waste synthetic resins.

본 발명은 폐합성수지를 용융하고 열분해시켜 발생한 다성분의 증기 생성물을 효과적인 기-액접촉 수단으로 이루어서 충전층에 도입하고 이 충전층에 높이에 따른 적절한 온도분포를 유지시킴으로써, 상기 중기 생서물의 일부가 응축되게 하여 상기 충전층에서 기액이 공존하는 상태에서 화학반응, 성분분리, 왁스분리 등이 동시에 일어나게 하는 것을 특징으로 한다.According to the present invention, a multi-component vapor product generated by melting and thermally decomposing waste synthetic resin is introduced into a packed bed by means of effective gas-liquid contacting means, and by maintaining a proper temperature distribution according to the height of the packed bed, The condensation is characterized in that the chemical reaction, component separation, wax separation, etc. occur at the same time in the state that the gas liquid coexist in the packed bed.

이 밖에도, 본 발명의 이 충전층에 촉매 성분을 함유시켜 보다 효율적으로 화학반응이 일어나도록 한다. 폐합성수지의 열분해 처리에 있어서 본 발명은 방법을 이용하면, 왁스 분리를 위한 별도의 장치가 필요없어 장치비가 절감되고 화학반응과 성분분리가 동시에 일어나 에너지 소모를 줄일 수 있고 촉매작용에 의해 처리속도를 대폭늘릴 수 있는 등의 효과를 얻을 수 있다.In addition, a catalyst component is contained in this packed bed of the present invention so that chemical reactions occur more efficiently. In the pyrolysis treatment of waste synthetic resin, the present invention eliminates the need for a separate device for the separation of wax, thereby reducing the equipment cost and simultaneously reducing the energy consumption due to chemical reaction and component separation. The effect can be greatly increased.

Description

폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법Recovery method of low boiling hydrocarbon oil by pyrolysis treatment of waste synthetic resin

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 방법을 실시하기에 적합한 충전층 내장형 열분해 처리장치의 개략 공정도이다.1 is a schematic process diagram of a packed bed built-in pyrolysis treatment apparatus suitable for carrying out the method of the present invention.

제2도는 본 발명의 방법을 실시하기에 적합한 충전층 분리형 열분해 처리장치의 개략 공정도이다.Figure 2 is a schematic process diagram of a packed bed separation pyrolysis treatment apparatus suitable for carrying out the method of the present invention.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 용융조 2,13 : 열분해조1 melting tank 2,13 pyrolysis tank

3,21 : 가열로 4,14 : 충전층3,21: heating furnace 4,14: packed bed

5,20 : 가스배출구 6,16 : 응축기5,20 gas outlet 6,16 condenser

7 : 공급펌프 8 : 순환펌프7: supply pump 8: circulation pump

9,23 : 환류관 10 : 가스주입관9,23: reflux pipe 10: gas injection pipe

11 : 호퍼 12 : 스크루 피더11: Hopper 12: Screw Feeder

15 : 히터 17 : 잔사 취출구15 heater 17 residue outlet

18 : 모터 19 : 버너18: motor 19: burner

22 : 임펠라 24 : 반응촉진제 주입관22 impeller 24 reaction promoter injection tube

Claims (13)

폐합성수지를 용융하고 열분해시켜 발생한 다성분의 증기 생성물을 충전층에 도입하고, 상기 충전층에 높이에 따라 적절한 온도분포를 유지시켜서 상기 충전층내에서 위쪽으로 향하는 증기 생성물의 적어도 일부를 액상으로 응축하게 하여 아래쪽으로 향하게 하고 이리하여 상기 충전층에서 이 응축액과 상기 증기 생성물의 아래쪽으로 기-액 접촉이 일어나는 상태에서 화학반응과 성분 분리가 연속 또는 교대로 일어날 수 있도록 하고, 상가 충전층으로부터 하부로 환류된 고비점 응축액을 상기 폐합성수지의 용융액과 함께 재가열하여서 증기생성물을 발생시킨 다음 다시 상기 충전층으로 순환시키고, 상기 충전층의 상부 또는 중간으로부터 저비점 탄화수소를 분리 회수하는 것을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소의 회수 방법.The multicomponent vapor product generated by melting and pyrolyzing the waste synthetic resin is introduced into the packed bed, and maintains an appropriate temperature distribution according to the height of the packed bed to condense at least a portion of the vapor product directed upward in the packed bed into the liquid phase. To the bottom and thereby allow chemical reactions and component separations to occur continuously or alternately in a state of gas-liquid contact between the condensate and the vapor product in the packed bed and reflux downward from the packed bed. The high boiling point condensate is reheated together with the melt of the waste synthetic resin to generate a steam product, and then circulated back to the packed bed, and pyrolysis of the waste synthetic resin characterized in that the low boiling point hydrocarbon is separated and recovered from the upper or middle part of the packed bed. Low boiling hydrocarbon by treatment Returns. 제1항에 있어서, 별도의 가열 또는 냉각수단에 의해 충전층의 일부를 가열 또는 냉각하여 상기 충전층에 높이에 따른 적정한 온도분포를 유지시키는 것을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법.The method of claim 1, wherein a portion of the packed bed is heated or cooled by a separate heating or cooling means to maintain an appropriate temperature distribution according to the height in the packed bed. Recovery method. 제1항에 있어서, 충전층의 상부 또는 중간으로부터 분리 회수한 탄화수소를 냉각하여 액상 생성물과 가스 생성물로 분리하고 상기 액상 생성물의 적어도 일부를 다시 상기 충전층으로 환류하여 상기 충전층에 높이에 따른 적절한 온도분포를 유지시키는 것을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법.The method according to claim 1, wherein the hydrocarbon separated and recovered from the upper or middle portion of the packed bed is cooled to separate into a liquid product and a gas product, and at least a portion of the liquid product is returned to the packed bed to provide a suitable height according to the packed bed. A method for recovering low boiling hydrocarbon oil by pyrolysis treatment of waste synthetic resin, characterized by maintaining a temperature distribution. 제1항에 있어서, 폐합성수지의 열분해 온도는 250~600 ℃범위인 것을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법.The method of claim 1, wherein the pyrolysis temperature of the waste synthetic resin is in the range of 250 to 600 ° C. 제1항에 있어서, 충전층의 온도분포는 200~500℃ 범위내에 있는 것을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법.The method for recovering low boiling hydrocarbon oil by pyrolysis of waste synthetic resin according to claim 1, wherein the temperature distribution of the packed bed is in the range of 200 to 500 ° C. 제1항에 있어서, 충전층은 탑내용물로 구성된 플레이트형 칼럼, 패크드형 칼럼, 또는 이것들의 조합형으로 이루어짐을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법.The method for recovering low boiling point hydrocarbon oil by pyrolysis of waste synthetic resin according to claim 1, wherein the packed bed comprises a plate column, a packed column, or a combination thereof. 제6항에 있어서, 탑내용물은 시이브 트레이(sieve tray), 버블-캡 트레이(bubble-cap tray), 밸브 트레이(valve tray) 구형 또는 펠릿형 입자, 라쉬링(Raching ring), 폴링(Pall ring), 인탈록스 새들(intalox saddle), 스트럭츄어드 패킹(structured packing) 데미스터(demister), 튜브 번들(tube bundle) 등의 기-액 접촉수단임을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법.The top content of claim 6 wherein the top content is a sieve tray, bubble-cap tray, valve tray spherical or pelletized particles, Raching ring, Pall. by pyrolysis treatment of waste synthetic resin, characterized in that it is a gas-liquid contact means such as rings, intalox saddles, structured packing demisters, and tube bundles. Low boiling hydrocarbon oil recovery method. 제6항에 있어서, 탑내용물에는 분해 개질 촉매, 유해물질의 전환 촉매, 유해물질의 흡착제, 알칼리 중화제, 저온 산화촉매 등의 성분들중 적어도 한 성분 이상이 함유되어 있는 것을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법.7. The waste synthetic resin according to claim 6, wherein the column contents contain at least one or more of components such as decomposition reforming catalyst, conversion catalyst for harmful substances, adsorbent for harmful substances, alkali neutralizer, low temperature oxidation catalyst, and the like. A low boiling point hydrocarbon oil recovery method by pyrolysis treatment. 제8항에 있어서, 분해 개질 촉매에는 니켈, 구리, 알루미늄, 철, 티타늄, 스테인레스강, 천이금속 등의 금속 촉매와 알루미나, 실리카 알루미나, 합성 또는 천연 제올라이트 등의 무기질 촉매가 포함되는 것을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법.9. The cracking reforming catalyst according to claim 8, wherein the decomposition reforming catalyst includes a metal catalyst such as nickel, copper, aluminum, iron, titanium, stainless steel, transition metal, and an inorganic catalyst such as alumina, silica alumina, synthetic or natural zeolite. A low boiling point hydrocarbon oil recovery method by pyrolysis treatment of waste synthetic resin. 제1항에 있어서, 충전층의 하부 또는 중간에 반응을 촉진시킬 수 있는 가스를 공급하는 것을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법.The method for recovering low boiling hydrocarbon oil by pyrolysis of waste synthetic resin according to claim 1, wherein a gas capable of promoting the reaction is supplied to the lower part or the middle of the packed bed. 제1항에 있어서, 충전층의 상부 또는 중간에 액상 또는 고체상의 반응촉진제를 공급하는 것을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법.The method for recovering low-boiling hydrocarbon oil by pyrolysis of waste synthetic resin according to claim 1, wherein a reaction accelerator for liquid or solid phase is supplied to the upper or middle portion of the packed bed. 제10항에 있어서, 가스는 수소, 산소, 수증기 등의 가스들중 적어도 하나 이상의 가스 또는 이 가스를 불활성 가스와 혼합한 것임을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법.The method for recovering low-boiling hydrocarbon oil by pyrolysis of waste synthetic resin according to claim 10, wherein the gas is a mixture of at least one or more of gases such as hydrogen, oxygen, water vapor or the like with an inert gas. 제11항에 있어서, 반응촉진제는 카본산, 금속산화물, 유기금속염, 효소성 물질, 래디칼 개시제, 과산화물 등의 성분들 중 적어도 한 성분 이상임을 특징으로 하는 폐합성수지의 열분해 처리에 의한 저비점 탄화수소유의 회수방법.The recovery of the low-boiling hydrocarbon oil by thermal decomposition treatment of the waste synthetic resin according to claim 11, wherein the reaction accelerator is at least one component of carboxylic acids, metal oxides, organometallic salts, enzymatic substances, radical initiators, and peroxides. Way. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930021806A 1993-10-20 1993-10-20 Hydrocarbon oil production method from waste plastics by pyrolysis KR960013605B1 (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030010364A (en) * 2001-07-26 2003-02-05 김동춘 Sulfuration apparatus by cracking reaction of atalyzer-down type and fabrication method for volatile-oil·whale-oil thereby
KR100517898B1 (en) * 2001-07-31 2005-09-30 김범진 Downflow type catalytic cracking reaction apparatus and method for producing gasoline and light oil using waste synthetic resins using the same
WO2008111766A1 (en) * 2007-03-10 2008-09-18 Ho Geon Jeon Apparatus and method for making fuel using forest residue
KR20200088177A (en) 2019-01-14 2020-07-22 한국에너지기술연구원 Recirculation and separation apparatus for pyrolysis oil

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030010364A (en) * 2001-07-26 2003-02-05 김동춘 Sulfuration apparatus by cracking reaction of atalyzer-down type and fabrication method for volatile-oil·whale-oil thereby
KR100517898B1 (en) * 2001-07-31 2005-09-30 김범진 Downflow type catalytic cracking reaction apparatus and method for producing gasoline and light oil using waste synthetic resins using the same
WO2008111766A1 (en) * 2007-03-10 2008-09-18 Ho Geon Jeon Apparatus and method for making fuel using forest residue
KR20200088177A (en) 2019-01-14 2020-07-22 한국에너지기술연구원 Recirculation and separation apparatus for pyrolysis oil

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