EP4036197B1 - Verfahren zur raffination von seifengrundstoff durch ansäuerung und lösungsmittelextraktion - Google Patents

Verfahren zur raffination von seifengrundstoff durch ansäuerung und lösungsmittelextraktion

Info

Publication number
EP4036197B1
EP4036197B1 EP22153446.4A EP22153446A EP4036197B1 EP 4036197 B1 EP4036197 B1 EP 4036197B1 EP 22153446 A EP22153446 A EP 22153446A EP 4036197 B1 EP4036197 B1 EP 4036197B1
Authority
EP
European Patent Office
Prior art keywords
mixture
obtaining
soapstock
oil
extraction
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.)
Active
Application number
EP22153446.4A
Other languages
English (en)
French (fr)
Other versions
EP4036197A1 (de
Inventor
Valdis Kampars
Ruta Kampare
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rigas Tehniska Universitate
Original Assignee
Rigas Tehniska Universitate
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rigas Tehniska Universitate filed Critical Rigas Tehniska Universitate
Priority to EP22153446.4A priority Critical patent/EP4036197B1/de
Publication of EP4036197A1 publication Critical patent/EP4036197A1/de
Application granted granted Critical
Publication of EP4036197B1 publication Critical patent/EP4036197B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B13/00—Recovery of fats, fatty oils or fatty acids from waste materials
    • C11B13/02—Recovery of fats, fatty oils or fatty acids from waste materials from soap stock
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11C—FATTY ACIDS FROM FATS, OILS OR WAXES; CANDLES; FATS, OILS OR FATTY ACIDS BY CHEMICAL MODIFICATION OF FATS, OILS, OR FATTY ACIDS OBTAINED THEREFROM
    • C11C1/00—Preparation of fatty acids from fats, fatty oils, or waxes; Refining the fatty acids
    • C11C1/02—Preparation of fatty acids from fats, fatty oils, or waxes; Refining the fatty acids from fats or fatty oils
    • C11C1/025—Preparation of fatty acids from fats, fatty oils, or waxes; Refining the fatty acids from fats or fatty oils by saponification and release of fatty acids
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11C—FATTY ACIDS FROM FATS, OILS OR WAXES; CANDLES; FATS, OILS OR FATTY ACIDS BY CHEMICAL MODIFICATION OF FATS, OILS, OR FATTY ACIDS OBTAINED THEREFROM
    • C11C1/00—Preparation of fatty acids from fats, fatty oils, or waxes; Refining the fatty acids
    • C11C1/08—Refining
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11C—FATTY ACIDS FROM FATS, OILS OR WAXES; CANDLES; FATS, OILS OR FATTY ACIDS BY CHEMICAL MODIFICATION OF FATS, OILS, OR FATTY ACIDS OBTAINED THEREFROM
    • C11C1/00—Preparation of fatty acids from fats, fatty oils, or waxes; Refining the fatty acids
    • C11C1/08—Refining
    • C11C1/10—Refining by distillation
    • C11C1/103—Refining by distillation after or with the addition of chemicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Microbiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Fats And Perfumes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Claims (3)

  1. Verfahren zur Gewinnung von saurem Öl, umfassend die folgenden Schritte:
    a) Bereitstellung von Soapstock aus dem Raffinationsprozess von Pflanzenöl;
    b) Ansäuern des in Schritt (a) bereitgestellten Soapstocks mit Phosphorsäure in einer Menge, die den pH-Wert des Soapstocks auf 2-3 absenkt, wodurch ein Gemisch (i) erhalten wird;
    c) Erhitzen des Gemisches (i) gemäß Schritt (b) in einer Ultraschallumgebung bei einer Temperatur von 95-97°C für 15-45 Minuten, wodurch ein Gemisch (ii) erhalten wird;
    d) Abkühlen des Gemisches (ii) gemäß Schritt (c) auf Raumtemperatur;
    e) Extraktion des Gemisches (ii) gemäß Schritt (d) bei Raumtemperatur in einer Ultraschallumgebung für 25-45 Minuten unter Zugabe einer Menge Cyclohexan in Millilitern, die der Masse des Gemisches (ii) in Gramm entspricht oder diese mindestens um das 1,5-Fache übersteigt, wodurch ein Gemisch (iii) erhalten wird;
    f) Zentrifugieren des Gemisches (iii) gemäß Schritt (e), wodurch ein flüssiges Gemisch (iv) erhalten wird;
    g) Absetzenlassen des flüssigen Gemisches (iv) gemäß Schritt (f), wodurch eine Ölschicht und eine Wasserschicht erhalten werden;
    h) Abtrennen der Ölschicht gemäß Schritt (g);
    i) Gewinnung von saurem Öl durch Destillation des Cyclohexans aus der Ölschicht gemäß Schritt (h).
  2. Verfahren nach Anspruch 1, wobei das Gemisch (i) gemäß Schritt (b) in einer Ultraschallumgebung bei 95°C für 30 Minuten erhitzt wird.
  3. Verfahren nach Anspruch 1 oder 2, wobei die Extraktion gemäß Schritt (e) für 30 Minuten durchgeführt wird.
EP22153446.4A 2022-01-26 2022-01-26 Verfahren zur raffination von seifengrundstoff durch ansäuerung und lösungsmittelextraktion Active EP4036197B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP22153446.4A EP4036197B1 (de) 2022-01-26 2022-01-26 Verfahren zur raffination von seifengrundstoff durch ansäuerung und lösungsmittelextraktion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP22153446.4A EP4036197B1 (de) 2022-01-26 2022-01-26 Verfahren zur raffination von seifengrundstoff durch ansäuerung und lösungsmittelextraktion

Publications (2)

Publication Number Publication Date
EP4036197A1 EP4036197A1 (de) 2022-08-03
EP4036197B1 true EP4036197B1 (de) 2026-03-11

Family

ID=80035187

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22153446.4A Active EP4036197B1 (de) 2022-01-26 2022-01-26 Verfahren zur raffination von seifengrundstoff durch ansäuerung und lösungsmittelextraktion

Country Status (1)

Country Link
EP (1) EP4036197B1 (de)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3428660A (en) * 1964-01-20 1969-02-18 Baker Perkins Inc Process for recovering fatty acids and triglyceride oil from soapstock
SE417107B (sv) 1973-06-29 1981-02-23 Bjarne Holmbom Forfarande for foredling av sapor
AU2001250921A1 (en) 2000-03-24 2001-10-08 Kru Feed Energy Company Method for soapstock acidulation
US7494662B2 (en) * 2002-03-26 2009-02-24 Kru Ltd. Oil soluble photoprotective compounds and compositions from plant oil processing
JP4696124B2 (ja) 2004-11-09 2011-06-08 コグニス・アイピー・マネージメント・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング ソープストックからのバイオディーゼル製造
CN113717796B (zh) * 2021-08-20 2024-06-11 南京林业大学 一种超声波辅助皂脚加压水解一步转化脂肪酸的方法

Also Published As

Publication number Publication date
EP4036197A1 (de) 2022-08-03

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