KR830006405A - How to dewax waxy oil - Google Patents

How to dewax waxy oil Download PDF

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Publication number
KR830006405A
KR830006405A KR1019810002758A KR810002758A KR830006405A KR 830006405 A KR830006405 A KR 830006405A KR 1019810002758 A KR1019810002758 A KR 1019810002758A KR 810002758 A KR810002758 A KR 810002758A KR 830006405 A KR830006405 A KR 830006405A
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KR
South Korea
Prior art keywords
mixture
beeswax
solvent
oil
dewaxing
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KR1019810002758A
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Korean (ko)
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KR840001852B1 (en
Inventor
요조오 이와오
다까도시 구니히로
지로오 니시미야
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이데미쯔 이끼쯔께
이데미쯔 고오산 가부시기가이샤
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Publication of KR830006405A publication Critical patent/KR830006405A/en
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Publication of KR840001852B1 publication Critical patent/KR840001852B1/en

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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
    • C10G73/00—Recovery or refining of mineral waxes, e.g. montan wax
    • C10G73/02—Recovery of petroleum waxes from hydrocarbon oils; Dewaxing of hydrocarbon oils
    • C10G73/04—Recovery of petroleum waxes from hydrocarbon oils; Dewaxing of hydrocarbon oils with the use of filter aids
    • 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
    • C10G67/00—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only
    • C10G67/02—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only
    • C10G67/04—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including solvent extraction as the refining step in the absence of hydrogen

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

Abstract

내용 없음No content

Description

밀랍기름을 탈납시키는 방법How to dewax waxy oil

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

제1-3도는 실시예 1의 결과를 나타낸 도표임.1-3 is a diagram showing the results of Example 1.

제4 및 5도는 비교실시예 그의 결과를 나타낸 도표임.4 and 5 are charts showing the results of the comparative example.

Claims (15)

밀랍기름과 탈랍용매를 혼합한다음 밀랍이 침전할 때까지 냉각한 후 잔류기름으로부터 밀랍을 분리함으로서 수소처리에 의해 생성된 밀랍기름을 탈랍시키는데 있어, 알킬아크릴레이트 중합체를 상기 밀랍기름 및 탈랍보조제로서 상기용매와 혼합하는 것을 특징으로 하는 탈랍방법.The beeswax oil and the beeswax solvent are mixed, and the beeswax oil produced by the hydrotreatment is cooled by separating the beeswax from the residual oil after cooling until the beeswax precipitates. A dewaxing method characterized in that it is mixed with the solvent. 상기 침전된 밀랍이 여과에 의해 상기 기름의 잔류물로부터 분리되고 알킬 아크릴레이트 중합체의 알킬 부분에 함유된 탄소원자수 n이 다음식을 만족하는 청구범위 1항의 방법 :The method of claim 1 wherein the precipitated beeswax is separated from the residue of the oil by filtration and the number of carbon atoms n contained in the alkyl portion of the alkyl acrylate polymer satisfies the following equation: 상기식에서t(℃)는 탈랍된 밀랍기름의 비점이다.Where t (° C.) is the boiling point of the dewaxed beeswax oil. 상기 알킬아크릴레이트 중합체가 밀랍기름의 중량기준으로 약 50-700 ppm인 청구범위 2의 방법.The method of claim 2 wherein the alkylacrylate polymer is about 50-700 ppm by weight of beeswax oil. 상기 알킬아크릴레이트 중합체의 평균분자량이 약 140,000-300,000이고 평균분자수가 약 30,000-75,000인 청구범위 1 또는 2 또는 3의 방법.The method of claim 1 or 2 or 3 wherein the alkyl acrylate polymer has an average molecular weight of about 140,000-300,000 and an average molecular weight of about 30,000-75,000. 상기 탈랍용매 대 상기 밀랍기름의 비가 약 2:1 내지 4:1인 청구범위 4의 방법.The method of claim 4 wherein the ratio of the dewaxing solvent to the waxy oil is from about 2: 1 to 4: 1. 상기 탈랍용매 대 상기 밀랍기름의 비가 약 0.5:1-10:1인 청구범위 1,2 또는 3의 방법.The method of claim 1,2 or 3 wherein the ratio of the dewaxing solvent to the waxy oil is about 0.5: 1-10: 1. 상기 탈랍용매가 프로판 및 부탄의 혼합물, 메틸에틸케톤 및 톨루엔의 혼합물과 메틸에틸케톤 및 메틸이소부틸케톤의 혼합물로부터 선정되는 용매인 청구범위 2의 방법.The method according to claim 2, wherein the dewaxing solvent is a solvent selected from a mixture of propane and butane, a mixture of methyl ethyl ketone and toluene, and a mixture of methyl ethyl ketone and methyl isobutyl ketone. 상기 탈랍용매가 프로판, 프로판 및 부탄의 혼합물, 메틸에틸케톤 및 톨루엔의 혼합물과 메틸에틸케톤 및 메틸이소부틸케톤의 혼합물로부터 선정되는 용매인 청구범위 5의 방법.The method of claim 5 wherein the dewaxing solvent is a solvent selected from a mixture of propane, propane and butane, a mixture of methyl ethyl ketone and toluene, and a mixture of methyl ethyl ketone and methyl isobutyl ketone. 상기 탈랍용매가 프로판, 프로판 및 부탄의 혼합물, 메틸에틸케톤의 혼합물 그리고 메틸에틸케톤 및 메틸이소부틸케톤의 혼합무로 부터 선정되는 청구범위 4의 방법.The method according to claim 4, wherein the dewaxing solvent is selected from a mixture of propane, propane and butane, a mixture of methyl ethyl ketone and a mixture of methyl ethyl ketone and methyl isobutyl ketone. 상기 탈랍 보조제가 약 125-500중량 ppm의 양으로 존재하는 청구범위 2의 방법.The method of claim 2 wherein the dewaxing aid is present in an amount of about 125-500 ppm by weight. 상기 탈랍 보조제의 양이 약 125-500 중량 ppm인 청구범위 5의 방법.The method of claim 5 wherein the amount of dewaxing aid is about 125-500 ppm by weight. 상기 탈랍용매가 메틸에틸케톤과 톨루엔의 혼합물인 청구범위 11의 방법.The method according to claim 11, wherein the dewaxing solvent is a mixture of methyl ethyl ketone and toluene. 상기 알킬 아크릴레이트 중합체의 평균분자량이 150,000-270,000이고 평균분자수는 45,000-70,000인 청구범위 12의 방법.The method of claim 12 wherein the average molecular weight of the alkyl acrylate polymer is 150,000-270,000 and the average number of molecules is 45,000-70,000. 상기 알킬 아크릴레이트 중합체의 평균분자량이 150,000-270,000이고 평균분자수는 45,000-70,000인 청구범위 5의 방법.The method of claim 5 wherein the average molecular weight of the alkyl acrylate polymer is 150,000-270,000 and the average number of molecules is 45,000-70,000. 상기 알킬 아크릴레이트 중합체의 평균분자량이 150,000-270,000이고 평균분자수는 45,000-70,000인 청구범위 3의 방법.The method of claim 3 wherein the alkyl acrylate polymer has an average molecular weight of 150,000-270,000 and an average molecular weight of 45,000-70,000. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019810002758A 1980-07-30 1981-07-29 Process for dewaxing wax oils troduced by hydrotreating KR840001852B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP103,557 1980-07-30
JP55103557A JPS5917154B2 (en) 1980-07-30 1980-07-30 Dewaxing method for hydrotreated waxy oil
JP103557 1980-07-30

Publications (2)

Publication Number Publication Date
KR830006405A true KR830006405A (en) 1983-09-24
KR840001852B1 KR840001852B1 (en) 1984-10-22

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KR1019810002758A KR840001852B1 (en) 1980-07-30 1981-07-29 Process for dewaxing wax oils troduced by hydrotreating

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JP (1) JPS5917154B2 (en)
KR (1) KR840001852B1 (en)
CA (1) CA1171810A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4451353A (en) * 1982-09-29 1984-05-29 Exxon Research And Engineering Co. Solvent dewaxing waxy hydrocarbon distillates using a combination poly acrylate polymer and polymethacrylate polymer dewaxing aid
US4728414A (en) * 1986-11-21 1988-03-01 Exxon Research And Engineering Company Solvent dewaxing using combination poly (n-C24) alkylmethacrylate-poly (C8 -C20 alkyl (meth-) acrylate dewaxing aid
JPS63143196A (en) * 1986-12-03 1988-06-15 河野　一仁 Crane device for shipping
US5264189A (en) * 1988-02-23 1993-11-23 Mitsubishi Materials Corporation Apparatus for growing silicon crystals
WO2002100986A1 (en) * 2001-06-11 2002-12-19 Sanyo Chemical Industries, Ltd. Additive for dewaxing and method of dewaxing
JP3841404B2 (en) 2002-02-22 2006-11-01 東邦化学工業株式会社 New dewaxing aid

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Publication number Publication date
CA1171810A (en) 1984-07-31
JPS5730792A (en) 1982-02-19
KR840001852B1 (en) 1984-10-22
JPS5917154B2 (en) 1984-04-19

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