CN105767169A - Method for inhibiting rice aging by ultrahigh pressure-synergic trehalose infiltration - Google Patents

Method for inhibiting rice aging by ultrahigh pressure-synergic trehalose infiltration Download PDF

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Publication number
CN105767169A
CN105767169A CN201610136827.4A CN201610136827A CN105767169A CN 105767169 A CN105767169 A CN 105767169A CN 201610136827 A CN201610136827 A CN 201610136827A CN 105767169 A CN105767169 A CN 105767169A
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CN
China
Prior art keywords
rice
trehalose
treated
supertension
collaborative
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.)
Pending
Application number
CN201610136827.4A
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Chinese (zh)
Inventor
于殿宇
江连洲
张青
潘明喆
王立琦
刘欣
任悦
李中宾
齐晓芬
张旭
邹德智
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Northeast Agricultural University
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Northeast Agricultural University
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Filing date
Publication date
Application filed by Northeast Agricultural University filed Critical Northeast Agricultural University
Priority to CN201610136827.4A priority Critical patent/CN105767169A/en
Publication of CN105767169A publication Critical patent/CN105767169A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B9/00Preservation of edible seeds, e.g. cereals
    • A23B9/16Preserving with chemicals
    • A23B9/24Preserving with chemicals in the form of liquids or solids
    • A23B9/26Organic compounds; Microorganisms; Enzymes
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B9/00Preservation of edible seeds, e.g. cereals
    • A23B9/005Processes or apparatus using pressure variation or mechanical force, e.g. shock, acceleration, shear stress, contortion
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

Abstract

The invention provides a method for inhibiting rice aging by ultrahigh pressure-synergic trehalose infiltration. The rice is wetted by a trehalose solution, and a certain pressure is exerted on the rice simultaneously by ultrahigh pressure equipment, so that the trehalose is promoted to infiltrate into the pores of the rice grains by the ultrahigh pressure. The trehalose molecules and amylose molecules combine fully so as to form conjugant, so that retrogradation phenomenon of the starch is thereby inhibited. The treated rice is then dried, so that a dense film for isolating oxygen is formed on surface of the rice; thus, oxidation of the rice is inhibited so as to prevent the protein from denaturation. The rice treated by the ultrahigh pressure-synergic trehalose infiltration can be stored in the barn storage conditions for 18 months after drying. The treated rice has better edible qualities when compared with untreated common rice in the same storage conditions; namely, the fatty acid value of the treated rice is 12mgKOH/100g, which is 4mgKOH/100g lower than the fatty acid value of the common rice in the same storage conditions; the heated water absorption rate of the treated rice is 2.85%, which is 0.72% higher than the heated water absorption rate of the common rice in the same storage conditions; and the transmission difference of the rice soup of the treated rice is 35.7%, which is 11.2% higher than the transmission difference of the common rice in the same storage conditions.

Description

The collaborative trehalose of a kind of supertension penetrates into the method suppressing rice ageing
Technical field
The present invention relates to a kind of method suppressing rice ageing, it is specifically related to the collaborative trehalose of a kind of supertension and penetrates into rice gap, trehalose is combined suppression starch retrogradation with direct-connected chain starch, and form dense film starvation at rice surface, suppress rice Oxidation, prevent protein denaturation, keep rice fine quality, the method extending the Rice storage phase.
Background technology
Rice is one of grain important in the world, and China's major part population is with rice for staple food.Rice nutrient substance enriches, containing nutritional labelings such as saccharide, fat, protein and dietary fibers.The soft also high resilience of fresh cooked rice quality, fragrant odour, it is easy to be esthetically acceptable to the consumers.Rice is after long-time storage, and starch therein can be brought back to life, protein generation degeneration, the change of component such as fat is oxidized, even going mouldy, cause the quality of rice to deteriorate, reduced shelf-life, therefore starch retrogradation and fat oxidation effect are the crucial problem of restriction rice long term storage.For rice ageing problem, the method that enterprise's processing selects to add rice antistaling agent.Antistaling agent is fresh-keeping is a kind of comparatively traditional preserving rice mode, and it has important advantages in that with low cost, easy to use.But the problem such as chemical preservative has chemical residual, environmental pollution, be detrimental to health, research worker attempts being applied to natural plant extracts the fresh-keeping of rice at present.But under common film or wetting conditions, it is suppressed that the antistaling agent of ageing is difficult to penetrate in rice pellets gap, anti-ageing effect is undesirable.Therefore, this method selects that safety is high, water solublity better, the trehalose of molecular weight is as the additive suppressing ageing, rice carries out ultra high pressure treatment after aqueous trehalose moistening, to promote that trehalose penetrates into gap in rice, improves the effect suppressing rice ageing.
Selection is prepared the collaborative trehalose of supertension and is penetrated into the process conditions of rice, with the content of fatty acid of the rice in storage, rice heating water absorption rate, rice water printing opacity difference for main inspection target, it is determined that suppress the optimum condition of rice ageing.
Summary of the invention
The present invention be directed to the problems such as osmotic effect under part rice ageing inhibitor poor stability and condition of normal pressure is inconspicuous, and the collaborative trehalose of the supertension proposed penetrates into the method suppressing rice ageing.Realized by following steps: utilize aqueous trehalose as anti-maturing agent, by rice moistening certain time, trehalose molecule amount is little, dissolubility is higher, can penetrate into preferably in rice pellets hole, trehalose is a kind of safe and reliable natural saccharide simultaneously, sugariness is lower than sucrose, to human non-toxic's evil effect.Rice after moistening carries out vacuum packaging, then adopts extra-high tension unit that it is applied certain pressure, and the supertension effect of applying can better promote the infiltration of trehalose.Rice after process through forming the protective layer of densification through drying rear surface, and the then storage when simulating silo, the Rice storage phase after process is 18 months, increases by 6 months than the general rice storage period under the same terms.
Detailed description of the invention
Detailed description of the invention one: compound concentration is the α of 4%, 5%, 6%, 7% and 8%, α-1,1 aqueous trehalose, under 15,20,25,30 and 35 DEG C of temperature conditions, rice is uniformly sprayed aqueous trehalose by the rate of water added with 0.3%, 0.4%, 0.5%, 0.6% and 0.7%, by rice Vacuum Package respectively in vacuum bag, it is subsequently placed in extra-high tension unit and applies 100,200,300,400 and 500MPa pressure, and maintain high pressure 5,10,15,20 and 25min.The rice room temperature that handle well being dried, be simulated the storage of silo condition, it is poor that period measures its moisture, content of fatty acid, rice water printing opacity, and its quality is evaluated.
Detailed description of the invention two: the present embodiment difference from detailed description of the invention one is in that with the aqueous trehalose moistening rice that concentration is 5%, 6% and 7%.Other step is identical with detailed description of the invention one.
Detailed description of the invention three: the present embodiment difference from detailed description of the invention one is in that rice is uniformly sprayed aqueous trehalose by rice under 20,25 and 30 DEG C of conditions.Other step is identical with detailed description of the invention one.
Detailed description of the invention four: the difference of present embodiment and detailed description of the invention one be in that moistening after rice in extra-high tension unit, apply the pressure of 200,300 and 400MPa.Other step is identical with detailed description of the invention one.
Detailed description of the invention five: the present embodiment difference from detailed description of the invention one is in that rice ultra high pressure treatment 15,20 and 25min in extra-high tension unit.Other step is identical with detailed description of the invention one.

Claims (5)

1. the collaborative trehalose of supertension penetrates into the method suppressing rice ageing, it is characterized in that with safe and reliable trehalose as rice antistaling agent, trehalose is combined suppression starch retrogradation with direct-connected chain starch, and form dense film starvation at rice surface, suppress rice Oxidation, prevent protein denaturation, keep rice fine quality, extend the Rice storage phase.Realized by following steps: compound concentration is the α of 4%, 5%, 6%, 7% and 8%, α-1,1 aqueous trehalose, under 15,20,25,30 and 35 DEG C of temperature conditions, rice is uniformly sprayed aqueous trehalose by the rate of water added with 0.3%, 0.4%, 0.5%, 0.6% and 0.7%, by rice Vacuum Package respectively in vacuum bag, it is subsequently placed in extra-high tension unit and applies 100,200,300,400 and 500MPa pressure, and maintain high pressure 5,10,15,20 and 25min.The rice room temperature that handle well being dried, be simulated the storage of silo condition, it is poor that period measures its moisture, content of fatty acid, rice water printing opacity, and its quality is evaluated.
2. the collaborative trehalose of a kind of supertension according to claim 1 penetrates into the method suppressing rice ageing, it is characterised in that with α, α that concentration is 5%, 6% and 7%-1,1 aqueous trehalose moistening rice.
3. the preparation method that the collaborative trehalose of a kind of supertension according to claim 1 penetrates into rice, it is characterised in that rice is uniformly sprayed aqueous trehalose by rice under 20,25 and 30 DEG C of conditions.
4. the preparation method that the collaborative trehalose of a kind of supertension according to claim 1 penetrates into rice, it is characterised in that the rice after moistening applies the pressure of 200,300 and 400MPa in extra-high tension unit.
5. the preparation method that the collaborative trehalose of a kind of supertension according to claim 1 penetrates into rice, it is characterised in that rice is ultra high pressure treatment 15,20 and 25min in extra-high tension unit.
CN201610136827.4A 2016-03-10 2016-03-10 Method for inhibiting rice aging by ultrahigh pressure-synergic trehalose infiltration Pending CN105767169A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610136827.4A CN105767169A (en) 2016-03-10 2016-03-10 Method for inhibiting rice aging by ultrahigh pressure-synergic trehalose infiltration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610136827.4A CN105767169A (en) 2016-03-10 2016-03-10 Method for inhibiting rice aging by ultrahigh pressure-synergic trehalose infiltration

Publications (1)

Publication Number Publication Date
CN105767169A true CN105767169A (en) 2016-07-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106234581A (en) * 2016-07-27 2016-12-21 安徽云天米业有限公司 Rice anti-metamorphic method
CN106234580A (en) * 2016-07-27 2016-12-21 安徽云天米业有限公司 The anti-mildew method of rice

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1717182A (en) * 2002-11-25 2006-01-04 株式会社林原生物化学研究所 Method of producing rice flour and use thereof
CN101331898A (en) * 2008-08-06 2008-12-31 方家笑 Rice, miscellaneous grain, fruit vegetable biological preservative and preparation technique thereof
CN101536710A (en) * 2008-03-21 2009-09-23 天津市农作物研究所 Mildewproof anti-staling agent for rice
CN101711535A (en) * 2009-09-09 2010-05-26 湖南金健米业股份有限公司 Rice preservative using rice bran wax and propolis as main raw materials and preparation method as well as use method thereof
CN101946823A (en) * 2010-09-17 2011-01-19 天津科技大学 Rice antistaling agent as well as preparation method and application thereof
CN102232414A (en) * 2011-08-18 2011-11-09 中南林业科技大学 Preservation method of brown rice and germinated brown rice
CN102488219A (en) * 2011-11-28 2012-06-13 江南大学 Method for promoting nutrient permeation for preparing nutritious and instant rice with both ultrasonic wave and ultra-high pressure
CN103815014A (en) * 2014-03-13 2014-05-28 海南省粮油科学研究所 Preparation method of natural rice preservatives
CN105010529A (en) * 2015-06-29 2015-11-04 湖州荣德粮油有限公司 Normal temperature fresh keeping agent for rice

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1717182A (en) * 2002-11-25 2006-01-04 株式会社林原生物化学研究所 Method of producing rice flour and use thereof
CN101536710A (en) * 2008-03-21 2009-09-23 天津市农作物研究所 Mildewproof anti-staling agent for rice
CN101331898A (en) * 2008-08-06 2008-12-31 方家笑 Rice, miscellaneous grain, fruit vegetable biological preservative and preparation technique thereof
CN101711535A (en) * 2009-09-09 2010-05-26 湖南金健米业股份有限公司 Rice preservative using rice bran wax and propolis as main raw materials and preparation method as well as use method thereof
CN101946823A (en) * 2010-09-17 2011-01-19 天津科技大学 Rice antistaling agent as well as preparation method and application thereof
CN102232414A (en) * 2011-08-18 2011-11-09 中南林业科技大学 Preservation method of brown rice and germinated brown rice
CN102488219A (en) * 2011-11-28 2012-06-13 江南大学 Method for promoting nutrient permeation for preparing nutritious and instant rice with both ultrasonic wave and ultra-high pressure
CN103815014A (en) * 2014-03-13 2014-05-28 海南省粮油科学研究所 Preparation method of natural rice preservatives
CN105010529A (en) * 2015-06-29 2015-11-04 湖州荣德粮油有限公司 Normal temperature fresh keeping agent for rice

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106234581A (en) * 2016-07-27 2016-12-21 安徽云天米业有限公司 Rice anti-metamorphic method
CN106234580A (en) * 2016-07-27 2016-12-21 安徽云天米业有限公司 The anti-mildew method of rice

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Application publication date: 20160720

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