JPH0940970A - Method for removing chloride from oil and method for decolorizing oil - Google Patents
Method for removing chloride from oil and method for decolorizing oilInfo
- Publication number
- JPH0940970A JPH0940970A JP19051595A JP19051595A JPH0940970A JP H0940970 A JPH0940970 A JP H0940970A JP 19051595 A JP19051595 A JP 19051595A JP 19051595 A JP19051595 A JP 19051595A JP H0940970 A JPH0940970 A JP H0940970A
- Authority
- JP
- Japan
- Prior art keywords
- oil
- treated
- treating
- chloride
- activated clay
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、オイル中の塩化
物除去方法およびオイルの脱色方法に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for removing chloride from oil and a method for decolorizing oil.
【０００２】[0002]
【従来の技術】廃プラスチックの処理および有効利用の
方法の一つとして、廃プラスチックをたとえば４００℃
程度の温度で熱分解・油化し、得られたオイルを燃料な
どとして利用する方法が提案されている。しかし、廃プ
ラスチックには塩素を有するものがあり、そのような廃
プラスチックを熱分解・油化すると生成オイル中に塩化
物が含まれている。また、こうして得られたオイルは有
色のオイルである。2. Description of the Related Art As one method of treating and effectively utilizing waste plastic, waste plastic is treated at, for example, 400 ° C.
A method has been proposed in which pyrolysis and oilification are performed at about the temperature, and the obtained oil is used as a fuel or the like. However, some waste plastics contain chlorine, and when such waste plastics are thermally decomposed and converted to oil, chlorides are contained in the produced oil. The oil thus obtained is a colored oil.
【０００３】オイル中の塩酸はこれを中和する方法で除
去できるが、オイル中の有機塩素化合物を除去する有効
な手段はまだない。たとえば、蒸留（精留）によってオ
イルから有機塩素化合物を除去することは実験室規模で
は可能であるが、この方法は大規模の装置を必要とする
ため、実用性に乏しい。また、熱分解・油化によって得
られた有色のオイルを脱色する方法に関しても、有効な
手段はない。[0003] Hydrochloric acid in oil can be removed by a method for neutralizing it, but there is still no effective means for removing organochlorine compounds in oil. For example, the removal of organochlorine compounds from oil by distillation (rectification) is possible on a laboratory scale, but this method is not practical because of the need for large-scale equipment. Further, there is no effective means for decolorizing colored oil obtained by thermal decomposition and oiling.
【０００４】[0004]
【発明が解決しようとする課題】熱分解・油化で得られ
たオイル中に塩化物が含まれていると、このオイルを燃
料として使用する時に排ガス中に塩化水素ガスが発生し
て燃焼装置の腐食問題や環境問題を引き起こす。If chlorides are contained in the oil obtained by pyrolysis and oilification, hydrogen chloride gas is generated in the exhaust gas when this oil is used as a fuel, resulting in a combustion apparatus. Cause corrosion and environmental problems.
【０００５】また、熱分解・油化によって得られたオイ
ルが有色であるのは、オイル中に浮遊している炭素粒子
に起因するものと考えられている。この炭素はオイル使
用の際に機器類のオイル接触部にコークスとして焼き付
くという問題を引き起こす恐れがある。[0005] The color of oil obtained by pyrolysis and oiling is considered to be due to carbon particles suspended in the oil. This carbon may cause a problem of burning as coke on the oil contact portion of equipment when using oil.
【０００６】この発明の第１の課題は、上記の点に鑑
み、熱分解・油化で得られたオイル中に含まれている塩
化物を効果的に除去することができる塩化物除去方法を
提供することである。A first object of the present invention is to provide a chloride removing method capable of effectively removing chloride contained in oil obtained by pyrolysis and oiling in view of the above points. To provide.
【０００７】また、この発明の第２の課題は、熱分解・
油化で得られたオイル中に含まれている炭素粒子のよう
な着色成分を効果的に除去することができるオイルの脱
色方法を提供することである。[0007] A second object of the present invention is to provide a thermal decomposition method.
An object of the present invention is to provide a method for decolorizing oil, which can effectively remove coloring components such as carbon particles contained in oil obtained by oiling.
【０００８】[0008]
【課題を解決するための手段】上記第１の課題を解決す
るため、請求項１記載の発明、すなわち、塩化物を含む
オイルを活性白土および／またはシリカ・アルミナから
なる処理剤で処理することを特徴とする、オイル中の塩
化物除去方法が提供せられる。Means for Solving the Problems In order to solve the first object, the invention according to claim 1, that is, treating a chloride-containing oil with a treatment agent comprising activated clay and / or silica-alumina. A method for removing chloride in oil is provided.
【０００９】この方法において、処理温度は好ましくは
室温から２５０℃までの範囲に設定され、処理剤として
好ましくは活性白土が用いられる。In this method, the treatment temperature is preferably set in a range from room temperature to 250 ° C., and activated clay is preferably used as a treatment agent.
【００１０】また、上記第２の課題を解決するため、請
求項３記載の発明、すなわち、有色のオイルを活性白土
および／またはシリカ・アルミナからなる処理剤で処理
することを特徴とする、オイルの脱色方法が提供せられ
る。In order to solve the second problem, the invention according to claim 3, that is, the colored oil is treated with a treating agent composed of activated clay and / or silica / alumina. A method of bleaching is provided.
【００１１】この方法においても、処理温度は好ましく
は室温から２５０℃までの範囲に設定され、処理剤とし
て好ましくは活性白土が用いられる。Also in this method, the treatment temperature is preferably set in a range from room temperature to 250 ° C., and activated clay is preferably used as a treatment agent.
【００１２】活性白土やシリカ・アルミナは、オイルと
の濡れ性が良く、オイル中の有機塩化物を吸着し、また
着色成分を取り除く作用を奏する物質である。この作用
を利用してオイル中の有機塩化物の除去およびオイルの
脱色が効果的に行われる。Activated clay and silica-alumina are substances having good wettability with oil, adsorbing organic chlorides in the oil, and removing coloring components. By utilizing this action, the removal of organic chlorides from the oil and the decolorization of the oil are effectively performed.
【００１３】[0013]
【発明の実施の形態】この発明の具体的な実施形態とし
て、つぎの３つが挙げられる。DESCRIPTION OF THE PREFERRED EMBODIMENTS The following three are specific embodiments of the present invention.
【００１４】実施態様１ 図１に示すように、攪拌装置を備えた混合槽(1) に処理
剤を所要量投入し、さらに処理すべきオイル（被処理オ
イルという）として、塩化物を含む有色オイルを注入
し、これらを混合する。処理剤としては活性白土または
シリカ・アルミナをそれぞれ単独で用いるか、若しくは
活性白土とシリカ・アルミナの混合物を用いる。Embodiment 1 As shown in FIG. 1, a required amount of a treating agent is charged into a mixing tank (1) provided with a stirrer, and a color containing chloride as an oil to be further treated (hereinafter referred to as an oil to be treated). Inject the oil and mix them. As the treating agent, activated clay or silica-alumina is used alone, or a mixture of activated clay and silica-alumina is used.
【００１５】処理剤は細かい程、処理効率は高くて好ま
しいが、その後の分離操作を考慮に入れると、粒径５μ
ｍ以上の処理剤が好ましい。被処理オイルと処理剤との
重量比、および処理時間は、予備実験を行い、被処理オ
イル中の有機塩素化合物の含量や処理オイルの脱色具合
によって決められる。処理温度は室温でも構わないが、
被処理オイルがグリース状オイルである場合は、これを
たとえば２５０℃以下の温度に加熱して処理するのが好
ましい。The finer the treatment agent, the higher the treatment efficiency and the more preferable. However, taking into account the subsequent separation operation, the particle size is 5 μm.
m or more treating agents are preferred. The weight ratio between the oil to be treated and the treating agent and the treatment time are determined by conducting a preliminary experiment and determining the content of the organic chlorine compound in the oil to be treated and the degree of decolorization of the treated oil. The processing temperature may be room temperature,
When the oil to be treated is a grease-like oil, it is preferable to treat the oil by heating it to a temperature of, for example, 250 ° C. or less.
【００１６】こうして、塩化物を含む有色オイルを処理
した後、混合物を固液分離装置(2)へ移し、混合物から
処理剤をスラッジとして除去する。固液分離装置(2) と
しては、たとえば市販の濾過機、遠心分離機、液体サイ
クロン等の固液分離機が用いられる。After treating the colored oil containing chloride in this way, the mixture is transferred to a solid-liquid separator (2), and the treating agent is removed from the mixture as sludge. As the solid-liquid separator (2), for example, a commercially available filter, centrifuge, solid-liquid separator such as a liquid cyclone is used.
【００１７】実施態様２ 図２に示すように、充填カラム(3) に処理剤を充填し、
この充填層に被処理オイルを通す。処理剤は一定量の被
処理オイルを処理した後交換される。この方式は、連続
操作が可能である点で特に効率的である。Embodiment 2 As shown in FIG. 2, a packed column (3) is filled with a treating agent,
The oil to be treated is passed through this packed bed. The treating agent is replaced after treating a certain amount of the oil to be treated. This method is particularly efficient in that continuous operation is possible.
【００１８】被処理オイルの流量および処理剤の交換頻
度は、やはり予備実験を行い、被処理オイル中の有機塩
素化合物の含量や処理オイルの脱色具合によって決めら
れる。処理温度は室温でも構わないが、被処理オイルが
グリース状オイルである場合は、やはりこれを加熱して
処理するのが好ましい。The flow rate of the oil to be treated and the replacement frequency of the treating agent are also determined by conducting preliminary experiments and determining the content of the organochlorine compound in the treated oil and the degree of decolorization of the treated oil. The treatment temperature may be room temperature. However, when the oil to be treated is a grease-like oil, it is preferable that the oil be treated by heating.
【００１９】実施態様３ 図３に示すように、攪拌装置およびバグフィルター(5)
を備えた処理槽(4) に処理剤を投入し、さらに被処理オ
イルを注入し、これらを混合する。バグフィルター(5)
の内部をポンプ(6) で吸引してバグフィルター(5) を通
過した処理オイルを取り出す。バグフィルター(5) の外
面に蓄積した処理剤は、一定量の被処理オイルを処理し
た後、バグフィルター(5) の内部に処理オイルを逆洗オ
イルとして流し込むことによって、バグフィルター(5)
から除去することができる。こうして、一定時間置きに
蓄積処理剤をバグフィルター(5) から除き、スラッジと
して処理槽(4) から排出する。そして、この排出スラッ
ジに相当する分の処理剤を処理槽(4) に補充する。Embodiment 3 As shown in FIG. 3, a stirrer and a bag filter (5)
The treatment agent is charged into the treatment tank (4) provided with the oil, and the oil to be treated is injected and mixed. Bag filter (5)
A pump (6) sucks the inside of the filter and takes out the treated oil that has passed through the bag filter (5). The treatment agent accumulated on the outer surface of the bag filter (5) is treated with a certain amount of oil to be treated, and then the treated oil is poured into the bag filter (5) as backwashing oil.
Can be removed from. In this way, the accumulated treating agent is removed from the bag filter (5) at regular intervals and discharged from the treating tank (4) as sludge. Then, the processing agent corresponding to the discharged sludge is replenished to the processing tank (4).
【００２０】また、一定時間置きにバグフィルター(5)
を処理層(4) から取り出し、バグフィルター(5) の外面
に蓄積した処理剤を掻き落すことによって蓄積処理剤を
除去してもよい。Further, a bag filter (5) is provided at regular intervals.
The accumulated treatment agent may be removed by taking out the treatment agent accumulated on the outer surface of the bag filter (5) from the treatment layer (4).
【００２１】被処理オイルの流量および処理剤の補充頻
度は、やはり予備実験を行い、被処理オイル中の有機塩
素化合物の含量や処理オイルの脱色具合によって決めら
れる。処理温度は室温でも構わないが、被処理オイルが
グリース状オイルである場合は、やはりこれを加熱して
処理するのが好ましい。The flow rate of the oil to be treated and the replenishment frequency of the treating agent are also determined by conducting a preliminary experiment and determining the content of the organic chlorine compound in the oil to be treated and the degree of decolorization of the treated oil. The treatment temperature may be room temperature. However, when the oil to be treated is a grease-like oil, it is preferable that the oil be treated by heating.
【００２２】[0022]
【実施例】つぎに、この発明の方法を実施例によって具
体的に説明する。Next, the method of the present invention will be specifically described with reference to examples.
【００２３】塩化物を含む有色オイルを、処理剤として
下記のものを用いて処理した。この被処理オイルは、廃
プラスチックを温度４００℃で熱分解・油化し、生成し
たオイル分をコンデンサで凝縮する方法によって回収し
たものである。The colored oil containing chloride was treated using the following as treating agents. The oil to be treated is obtained by a method in which waste plastic is thermally decomposed and turned into oil at a temperature of 400 ° C., and the generated oil is condensed by a condenser.
【００２４】上記実施形態１の方法に従って、室温で、
オイル４０ｇに市販の活性白土、活性炭、天然ゼオライ
ト、シリカ・アルミナ、活性アルミナおよび酸化チタン
をそれぞれ４ｇ加え、よく混合した後に混合物を濾過
し、濾液としてオイルを得た。この濾液オイル中の塩素
分を化学分析によって測定し、また、処理オイルの脱色
度合いを同オイルの吸光度を測定することによって調べ
た。この処理オイル中の塩素分の測定結果を表１に示
す。また、処理オイルの脱色度合いを図４に示す。比較
のために、純水の吸光度も図４中に示す。According to the method of Embodiment 1, at room temperature,
4 g of each of commercially available activated clay, activated carbon, natural zeolite, silica / alumina, activated alumina and titanium oxide were added to 40 g of the oil, and the mixture was mixed well, and the mixture was filtered to obtain an oil as a filtrate. The chlorine content in the filtrate oil was measured by chemical analysis, and the degree of decolorization of the treated oil was determined by measuring the absorbance of the oil. Table 1 shows the measurement results of the chlorine content in the treated oil. FIG. 4 shows the degree of decolorization of the processing oil. For comparison, the absorbance of pure water is also shown in FIG.
【００２５】また、活性白土を用いた場合は、処理温度
を６０℃と１００℃にして上記と同様の操作を行った。When activated clay was used, the same operation as described above was performed with the treatment temperature set at 60 ° C. and 100 ° C.
【００２６】なお、処理剤を全く用いずに上記操作を行
った場合の値をブランク値として表１および図４に示
す。The values obtained when the above operation was performed without using any treating agent are shown in Table 1 and FIG. 4 as blank values.
【００２７】表１から、オイル中に含まれている塩化物
を効果的に除去するには、処理剤として活性白土または
シリカ・アルミナを用いるのが好適であることが分か
る。From Table 1, it can be seen that it is preferable to use activated clay or silica-alumina as the treating agent in order to effectively remove the chloride contained in the oil.
【００２８】また図４から、有色オイルを脱色するに
は、処理剤として活性白土またはシリカ・アルミナを用
いるのが好適であることが分かる。Further, it can be seen from FIG. 4 that it is preferable to use activated clay or silica-alumina as a treating agent for decolorizing the colored oil.
【００２９】[0029]
【発明の効果】請求項１記載の発明によれば、熱分解・
油化で得られたオイル中に含まれている塩化物を効果的
に除去することができる。According to the first aspect of the present invention, thermal decomposition
Chloride contained in oil obtained by oiling can be effectively removed.
【００３０】また、請求項３記載の発明によれば、熱分
解・油化で得られたオイル中に含まれている炭素粒子の
ような着色成分を効果的に除去することができ、有色オ
イルを脱色することができる。According to the third aspect of the present invention, it is possible to effectively remove coloring components such as carbon particles contained in the oil obtained by thermal decomposition / oilification, and to obtain a colored oil. Can be decolorized.
【図１】 この発明の実施形態１を示すフローシートで
ある。FIG. 1 is a flow sheet showing Embodiment 1 of the present invention.
【図２】 この発明の実施形態２を示すフローシートで
ある。FIG. 2 is a flow sheet showing Embodiment 2 of the present invention.
【図３】 この発明の実施形態３を示すフローシートで
ある。FIG. 3 is a flow sheet showing a third embodiment of the present invention.
【図４】 各種の処理剤を用いてオイルを処理し、処理
オイルの吸光度を測定した結果を示すグラフである。 １：混合槽 ２：固液分離装置 ３：充填カラム ４：処理槽 ５：バグフィルター ６：ポンプFIG. 4 is a graph showing the results obtained by treating oil with various treating agents and measuring the absorbance of the treated oil. 1: mixing tank 2: solid-liquid separation device 3: packed column 4: treatment tank 5: bag filter 6: pump
Claims (4)
またはシリカ・アルミナからなる処理剤で処理すること
を特徴とする、オイル中の塩化物除去方法。1. An oil containing chloride is activated clay and / or
Or a method for removing chlorides in oil, comprising treating with a treating agent comprising silica / alumina.
に設定し、処理剤として活性白土を用いることを特徴と
する、特許請求の範囲第１項記載のオイル中の塩化物除
去方法。2. The method for removing chloride from oil according to claim 1, wherein the treating temperature is set in the range of room temperature to 250 ° C. and activated clay is used as a treating agent.
シリカ・アルミナからなる処理剤で処理することを特徴
とする、オイルの脱色方法。3. A method for decolorizing an oil, comprising treating a colored oil with a treating agent comprising activated clay and / or silica / alumina.
に設定し、処理剤として活性白土を用いることを特徴と
する、特許請求の範囲第３項記載のオイルの脱色方法。4. The method for decolorizing oil according to claim 3, wherein the treatment temperature is set in the range of room temperature to 250 ° C. and activated clay is used as a treatment agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19051595A JPH0940970A (en) | 1995-07-26 | 1995-07-26 | Method for removing chloride from oil and method for decolorizing oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19051595A JPH0940970A (en) | 1995-07-26 | 1995-07-26 | Method for removing chloride from oil and method for decolorizing oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0940970A true JPH0940970A (en) | 1997-02-10 |
Family
ID=16259380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19051595A Withdrawn JPH0940970A (en) | 1995-07-26 | 1995-07-26 | Method for removing chloride from oil and method for decolorizing oil |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0940970A (en) |
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| US11499104B2 (en) | 2018-07-20 | 2022-11-15 | Neste Oyj | Purification of recycled and renewable organic material |
| US11624030B2 (en) | 2018-07-20 | 2023-04-11 | Neste Oyj | Production of hydrocarbons from recycled or renewable organic material |
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| JP2023522976A (en) * | 2020-04-22 | 2023-06-01 | シェブロン ユー．エス．エー． インコーポレイテッド | Circular Economy of Waste Plastics to Polypropylene Via Petroleum Refining with Pyrolysis Oil Filtration and Metal Oxide Treatment |
| JP2023522977A (en) * | 2020-04-22 | 2023-06-01 | シェブロン ユー．エス．エー． インコーポレイテッド | Circular economy of waste plastics into polyethylene via petroleum refining with pyrolysis oil filtration and metal oxide treatment |
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-
1995
- 1995-07-26 JP JP19051595A patent/JPH0940970A/en not_active Withdrawn
Cited By (11)
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|---|---|---|---|---|
| CN112534030A (en) * | 2018-07-20 | 2021-03-19 | 耐思特公司 | Purification of recovered and renewable organic materials |
| JP2021530596A (en) * | 2018-07-20 | 2021-11-11 | ネステ オサケ ユキチュア ユルキネン | Refining recycled and renewable organic materials |
| US11427782B2 (en) | 2018-07-20 | 2022-08-30 | Neste Oyj | Purification of recycled and renewable organic material |
| US11499104B2 (en) | 2018-07-20 | 2022-11-15 | Neste Oyj | Purification of recycled and renewable organic material |
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