CN109022146A - A kind of refining oil-tea camellia seed crude oil technique - Google Patents
A kind of refining oil-tea camellia seed crude oil technique Download PDFInfo
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- CN109022146A CN109022146A CN201811122314.3A CN201811122314A CN109022146A CN 109022146 A CN109022146 A CN 109022146A CN 201811122314 A CN201811122314 A CN 201811122314A CN 109022146 A CN109022146 A CN 109022146A
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- Prior art keywords
- oil
- camellia seed
- crude oil
- tea camellia
- refining
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- 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
- C11B3/00—Refining fats or fatty oils
- C11B3/02—Refining fats or fatty oils by chemical reaction
- C11B3/04—Refining fats or fatty oils by chemical reaction with acids
-
- 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
- C11B3/00—Refining fats or fatty oils
- C11B3/001—Refining fats or fatty oils by a combination of two or more of the means hereafter
-
- 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
- C11B3/00—Refining fats or fatty oils
- C11B3/02—Refining fats or fatty oils by chemical reaction
- C11B3/06—Refining fats or fatty oils by chemical reaction with bases
-
- 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
- C11B3/00—Refining fats or fatty oils
- C11B3/12—Refining fats or fatty oils by distillation
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Microbiology (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Edible Oils And Fats (AREA)
- Fats And Perfumes (AREA)
Abstract
The invention discloses a kind of refining oil-tea camellia seed crude oil techniques, include the following steps: S1, acidification: oil-tea camellia seed crude oil being filtered impurity elimination, citric acid is added, carries out acidification reaction；S2, alkali refining: NaOH solution being added into the crude oil after acidification, heats, and stirs, and stands, filtering；S3, washing: salt water being added into the crude oil after alkali refining, stirs, and stands, and extracts washing waste water out；S4, deodorization: room temperature is down in heating in vacuum, heat preservation；S5, winterization: low-temperature treatment, filtering, storage to get.The present invention has been sufficiently reserved the nutriment of camellia seed oil, effectively reduces color reversion phenomenon, and oil colours pool is good, also enhancing stability, extends shelf life.
Description
Technical field
The present invention relates to agricultural product technical fields, and in particular to a kind of refining oil-tea camellia seed crude oil technique.
Background technique
Oil tea is that China is peculiar, and olive, oil palm, coconut and claims the world four big traditional oil tree.Insatiable hunger in tea oil
With fatty acid mass fraction 90% or more, based on oleic acid and linoleic acid, contain vitamin E, sterol, squalene, polyphenol etc.
Multiple nutritional components are the vegetable edible oils for advocating popularization in " Chinese food structural reform and development planning outline " energetically,
It is the first-elected health care vegetable edible oil of international food and agricultural organization.Camellia oleiferaindustry is greatly developed, helps to improve edible oil consumption
Structure improves common people's physical fitness, has a vast market foreground.In recent years, the particularity intrinsic due to camellia seed oil, it is conventional
Method of refining cannot effectively remove soluble impurity, and product quality cannot effectively improve always.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of refining oil-tea camellia seed crude oil techniques, sufficiently protect
The nutriment for having stayed camellia seed oil effectively reduces color reversion phenomenon, enhances stability.
The invention proposes a kind of refining oil-tea camellia seed crude oil techniques, include the following steps:
S1, acidification: oil-tea camellia seed crude oil is filtered into impurity elimination, citric acid is added, carries out acidification reaction；
S2, alkali refining: NaOH solution being added into the crude oil after acidification, heats, and stirs, and stands, filtering；
S3, washing: oil is heated, and salt water is added, and is stirred, and is stood, and extracts washing waste water out；
S4, deodorization: room temperature is down in heating in vacuum, heat preservation；
S5, winterization: low-temperature treatment, filtering, storage to get.
Preferably, the oil-tea camellia seed crude oil, citric acid, NaOH solution, the weight ratio of salt water are 46-50:0.5-1:3-5:
6-7。
Preferably, in S1, the temperature of the acidification reaction is 30-45 DEG C, reaction time 60-90min.
Preferably, in S2, the concentration of the NaOH solution is 9-11%.
Preferably, in S2, it is heated to 65-80 DEG C.
Preferably, in S2, the revolving speed of the stirring is 10-20r/min, mixing time 20-30min.
Preferably, in S2, the time of repose is 2-4h.
Preferably, in S3, oil is heated to 70-85 DEG C, the salt water that mass fraction is 3-6% is added, the temperature of salt water is
85-90 DEG C, 10-20min is stirred, stands 50-70min, extracts washing waste water out, is washed 2-3 times.
Preferably, in S4, oil temperature is heated to 180-200 DEG C at vacuum degree 0.1-0.3MPa, keeps the temperature 1-3h, is down to often
Temperature.
Preferably, in S5, it is placed in low-temperature treatment 15-18h at -3-0 DEG C, is filtered, is subsequently placed at 2-6 DEG C and stores.
For the present invention by a series of subtractive processes such as acidification-alkali refining-washing-deodorization-winterization, oil colours pool is good, effectively reduces
Color reversion phenomenon enhances stability, extends shelf life；It is miscellaneous that the present invention can effectively remove colloid, Tea Saponin in camellia seed oil etc.
Matter；The present invention had both remained the nutriment of camellia seed oil, also remove containing harmful components and can prevent harmful substance from producing
It is raw；The present invention can also retain polyphenol isoreactivity ingredient to improve the oxidation stability of product.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of refining oil-tea camellia seed crude oil technique, includes the following steps:
S1, acidification: filtering impurity elimination for oil-tea camellia seed crude oil, and the citric acid that concentration is 60% is added, is acidified at a temperature of 30 DEG C
React 90min；
S2, alkali refining: being added NaOH solution into the crude oil after acidification, is heated to 65 DEG C, is stirred with the revolving speed of 20r/min
20min stands 4h, filtering；
S3, washing: being heated to 70 DEG C for oil, and the salt water that mass fraction is 6% is added, and the temperature of salt water is 85 DEG C, stirring
20min stands 50min, extracts washing waste water out, washes 3 times；
S4, deodorization: being heated to 200 DEG C for oil temperature at vacuum degree 0.1MPa, keeps the temperature 1h, is down to room temperature；
S5, winterization: being placed in low-temperature treatment 15h at 0 DEG C, filtering, be subsequently placed at 4 DEG C store to get；
Wherein, the oil-tea camellia seed crude oil, citric acid, NaOH solution, the weight ratio of salt water are 46:1:3:7.
Embodiment 2
A kind of refining oil-tea camellia seed crude oil technique, includes the following steps:
S1, acidification: filtering impurity elimination for oil-tea camellia seed crude oil, and the citric acid that concentration is 50% is added, is acidified at a temperature of 45 DEG C
React 60min；
S2, alkali refining: being added NaOH solution into the crude oil after acidification, is heated to 80 DEG C, is stirred with the revolving speed of 10r/min
30min stands 2h, filtering；
S3, washing: being heated to 85 DEG C for oil, and the salt water that mass fraction is 3% is added, and the temperature of salt water is 90 DEG C, stirring
10min stands 70min, extracts washing waste water out, washes 2 times；
S4, deodorization: being heated to 180 DEG C for oil temperature at vacuum degree 0.3MPa, keeps the temperature 3h, is down to room temperature；
S5, winterization: being placed in low-temperature treatment 18h at -3 DEG C, filtering, be subsequently placed at 2 DEG C store to get；
Wherein, the oil-tea camellia seed crude oil, citric acid, NaOH solution, the weight ratio of salt water are 50:0.5:5:6.
Embodiment 3
A kind of refining oil-tea camellia seed crude oil technique, includes the following steps:
S1, acidification: filtering impurity elimination for oil-tea camellia seed crude oil, and the citric acid that concentration is 58% is added, is acidified at a temperature of 35 DEG C
React 80min；
S2, alkali refining: being added NaOH solution into the crude oil after acidification, is heated to 70 DEG C, is stirred with the revolving speed of 18r/min
22min stands 4h, filtering；
S3, washing: being heated to 75 DEG C for oil, and the salt water that mass fraction is 5% is added, and the temperature of salt water is 86 DEG C, stirring
18min stands 55min, extracts washing waste water out, washes 3 times；
S4, deodorization: being heated to 195 DEG C for oil temperature at vacuum degree 0.1MPa, keeps the temperature 1h, is down to room temperature；
S5, winterization: being placed in low-temperature treatment 16h at -1 DEG C, filtering, be subsequently placed at 5 DEG C store to get；
Wherein, the oil-tea camellia seed crude oil, citric acid, NaOH solution, the weight ratio of salt water are 47:0.9:3:7.
Embodiment 4
A kind of refining oil-tea camellia seed crude oil technique, includes the following steps:
S1, acidification: filtering impurity elimination for oil-tea camellia seed crude oil, and the citric acid that concentration is 52% is added, is acidified at a temperature of 42 DEG C
React 70min；
S2, alkali refining: being added NaOH solution into the crude oil after acidification, is heated to 76 DEG C, is stirred with the revolving speed of 12r/min
28min stands 2.5h, filtering；
S3, washing: being heated to 80 DEG C for oil, and the salt water that mass fraction is 4% is added, and the temperature of salt water is 89 DEG C, stirring
12min stands 65min, extracts washing waste water out, washes 2 times；
S4, deodorization: being heated to 185 DEG C for oil temperature at vacuum degree 0.3MPa, keeps the temperature 2.5h, is down to room temperature；
S5, winterization: being placed in low-temperature treatment 17h at -2 DEG C, filtering, be subsequently placed at 3 DEG C store to get；
Wherein, the oil-tea camellia seed crude oil, citric acid, NaOH solution, the weight ratio of salt water are 49:0.6:4:6.
Embodiment 5
A kind of refining oil-tea camellia seed crude oil technique, includes the following steps:
S1, acidification: filtering impurity elimination for oil-tea camellia seed crude oil, and the citric acid that concentration is 55% is added, is acidified at a temperature of 37 DEG C
React 75min；
S2, alkali refining: being added NaOH solution into the crude oil after acidification, is heated to 72 DEG C, is stirred with the revolving speed of 15r/min
25min stands 3h, filtering；
S3, washing: being heated to 78 DEG C for oil, and the salt water that mass fraction is 4% is added, and the temperature of salt water is 87 DEG C, stirring
15min stands 60min, extracts washing waste water out, washes 3 times；
S4, deodorization: being heated to 190 DEG C for oil temperature at vacuum degree 0.2MPa, keeps the temperature 2h, is down to room temperature；
S5, winterization: being placed in low-temperature treatment 16h at -2 DEG C, filtering, be subsequently placed at 4 DEG C store to get；
Wherein, the oil-tea camellia seed crude oil, citric acid, NaOH solution, the weight ratio of salt water are 48:0.7:4:6.
Test example 1
The embodiment of the present invention 5 and normal refinery activities quality of high-grade oil comparison produced are as shown in table 1 below.
Table 1
| Project | Acid value | Impurity % | Moisture % | Phosphorus content mg/kg | Soap stock oil content % | Refining yield % |
| Embodiment 5 | 0.11 | 0.05 | 0.01 | 1.8 | 26.63 | 95.23 |
| Common process | 0.18 | 0.05 | 0.01 | 9.3 | 27.88 | 94.54 |
As can be seen from Table 1, refinery practice of the invention has significant beneficial effect.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of refining oil-tea camellia seed crude oil technique, which comprises the steps of:
S1, acidification: oil-tea camellia seed crude oil is filtered into impurity elimination, citric acid is added, carries out acidification reaction；
S2, alkali refining: NaOH solution being added into the crude oil after acidification, heats, and stirs, and stands, filtering；
S3, washing: oil is heated, and salt water is added, and is stirred, and is stood, and extracts washing waste water out；
S4, deodorization: room temperature is down in heating in vacuum, heat preservation；
S5, winterization: low-temperature treatment, filtering, storage to get.
2. refining oil-tea camellia seed crude oil technique according to claim 1, which is characterized in that the oil-tea camellia seed crude oil, citric acid,
NaOH solution, the weight ratio of salt water are 46-50:0.5-1:3-5:6-7.
3. refining oil-tea camellia seed crude oil technique according to claim 1, which is characterized in that in S1, the temperature of the acidification reaction
It is 30-45 DEG C, reaction time 60-90min.
4. refining oil-tea camellia seed crude oil technique according to claim 1, which is characterized in that in S2, the concentration of the NaOH solution
For 9-11%.
5. refining oil-tea camellia seed crude oil technique according to claim 1, which is characterized in that in S2, be heated to 65-80 DEG C.
6. refining oil-tea camellia seed crude oil technique according to claim 1, which is characterized in that in S2, the revolving speed of the stirring is 10-
20r/min, mixing time 20-30min.
7. refining oil-tea camellia seed crude oil technique according to claim 1, which is characterized in that in S2, the time of repose is 2-4h.
8. refining oil-tea camellia seed crude oil technique according to claim 1, which is characterized in that in S3, oil is heated to 70-85 DEG C,
The salt water that mass fraction is 3-6% is added, the temperature of salt water is 85-90 DEG C, stirs 10-20min, stands 50-70min, extraction
Washing waste water is washed 2-3 times.
9. refining oil-tea camellia seed crude oil technique according to claim 1, which is characterized in that in S4, in vacuum degree 0.1-0.3MPa
It is lower that oil temperature is heated to 180-200 DEG C, 1-3h is kept the temperature, room temperature is down to.
10. refining oil-tea camellia seed crude oil technique according to claim 1, which is characterized in that in S5, be placed at -3-0 DEG C at low temperature
15-18h is managed, filtering is subsequently placed at 2-6 DEG C and stores.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101735886A (en) * | 2009-12-23 | 2010-06-16 | 湖南金浩茶油股份有限公司 | Novel process for refining oil-tea camellia seed crude oil |
| CN103113986A (en) * | 2011-10-25 | 2013-05-22 | 李文东 | Preparation method of high-quality tea oil |
| CN103173277A (en) * | 2013-04-18 | 2013-06-26 | 安徽亿宏生物科技有限公司 | Production method of tea seed blend oil |
| CN105296145A (en) * | 2015-10-13 | 2016-02-03 | 中国林业科学研究院亚热带林业研究所 | Method for processing base oil of tea oil cosmetic |
-
2018
- 2018-09-26 CN CN201811122314.3A patent/CN109022146A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101735886A (en) * | 2009-12-23 | 2010-06-16 | 湖南金浩茶油股份有限公司 | Novel process for refining oil-tea camellia seed crude oil |
| CN103113986A (en) * | 2011-10-25 | 2013-05-22 | 李文东 | Preparation method of high-quality tea oil |
| CN103173277A (en) * | 2013-04-18 | 2013-06-26 | 安徽亿宏生物科技有限公司 | Production method of tea seed blend oil |
| CN105296145A (en) * | 2015-10-13 | 2016-02-03 | 中国林业科学研究院亚热带林业研究所 | Method for processing base oil of tea oil cosmetic |
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Application publication date: 20181218 |