CN104585289A - Edible casing membrane with blend of collagen fibers and starch - Google Patents

Edible casing membrane with blend of collagen fibers and starch Download PDF

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Publication number
CN104585289A
CN104585289A CN201510081399.5A CN201510081399A CN104585289A CN 104585289 A CN104585289 A CN 104585289A CN 201510081399 A CN201510081399 A CN 201510081399A CN 104585289 A CN104585289 A CN 104585289A
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starch
collagen
water
cladding
collagen fabric
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CN104585289B (en
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刘卫东
孔令山
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Shandong Crown Protein Casing Co Ltd
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Shandong Crown Protein Casing Co Ltd
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    • AHUMAN NECESSITIES
    • A22BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
    • A22CPROCESSING MEAT, POULTRY, OR FISH
    • A22C13/00Sausage casings
    • A22C13/0013Chemical composition of synthetic sausage casings
    • A22C13/0016Chemical composition of synthetic sausage casings based on proteins, e.g. collagen
    • AHUMAN NECESSITIES
    • A22BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
    • A22CPROCESSING MEAT, POULTRY, OR FISH
    • A22C13/00Sausage casings
    • A22C13/0003Apparatus for making sausage casings, e.g. simultaneously with stuffing artificial casings
    • A22C13/0006Apparatus for making artificial collagen casings

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Food Science & Technology (AREA)
  • Processing Of Meat And Fish (AREA)
  • Meat, Egg Or Seafood Products (AREA)

Abstract

The invention discloses an edible casing membrane with a blend of collagen fibers and starch. The edible casing membrane comprises the following components in percentage by weight: 35-50% of collagen fibers, 23-30% of starch, 2-5% of chitosan, 2-5% of sodium carboxymethyl cellulose (CMC), 16-22% of water, 2-5% of glycerol and 0.002% of glyoxal. According to the edible casing membrane with a blend of collagen fibers and starch, the casings produced by modified starch have better combination with meat stuffing, can meet the requirements of boiling at high temperature for long time and frying at high temperature above 180 DEG C of sausages, and are more suitable for breakfast sausages; compared with the previous invention, the casings have a significant improvement in resistance to boiling and frying at high temperature.

Description

The edible casing film of collagen fabric and starch blending
Technical field
The present invention relates to the edible casing film of a kind of collagen fabric and starch blending.
Background technology
The various casing of a large amount of use in sausage manufacturing industry, as natural casing (hog intestine, sheep casing, beef casing etc.), various plastic casing, as nylon casing, PVDC casing, cellulose sausage casing and TPR collagen albumen sausage casing etc.Natural casing is from animals such as pig, sheep, oxen, and its casing caliber size differs, and size is different in size, and quality differs, and is not suitable with mechanization bowel lavage, and production efficiency is lower; Plastic casing raw material comes from petrochemical industry, and oil belongs to non-renewable resources, also can pollute when producing plastic raw materials to environment.In addition, plastic casing can not be degraded, and has certain destruction during disposal of refuse to environment.At present, Collagent casing for sausages is used widely, relevant Collagent casing for sausages manufacturing technology at present, is divided into the dry production technology adopting physical method to shape for agent structure with collagen long fibre, and with the wet production technology of collagen short fiber for the sizing of agent structure employing chemical method.As Chinese patent 9612253.0; 97112636.4; United States Patent (USP) 3.425.846 (1969); 3 .634.561 (1972); European patent 0143512A etc. all has general introduction.Patent " a kind of edible Islamic Collagent casing for sausages film and preparation method thereof " application number numbers 201310373518.5 has also been invented by our company.But no matter dry technique or Wet technique, be all the double-layer fur of ox through wrapping up in ash, aging, acidifying, de-fine or making beating, filter, mixed to rub etc. make collagen group, then tubular is squeezed into, drying, plasticising, cover contracting or play dish, finally vacuum packaging and obtain finished product, main raw material(s) or ox-hide again.Along with the development of China's urbanization, present available skin source is fewer and feweri, though China is large agricultural country, along with popularizing of agricultural machinery, the quantity of farm cattle is fewer and feweri, and Pi Yuan is more and more nervous.The time that cattle feeding takes more than 2 years usually just can deliver for sale, cattle feeding not only the time long, and cost is very high, causes ox-hide price more and more higher.
And the Collagent casing for sausages water boiling resistance time of producing at present is short, in 100 DEG C of boiling water, boil 7 ~ 8 minutes casing and meat stuffing has just departed from, can only resistance to 150 ~ 160 DEG C of low-temperature fryings, oil temperature is more than 160 DEG C, and meat stuffing expands and casing is risen brokenly, and sausage is bloomed in explosion like, outward appearance gross distortion, have impact on the quality of sale and attractive in appearance.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the invention provides a kind of edible, degradable artificial casing film, lower than common Collagent casing for sausages cost, and the water boiling resistance time is long, high temperature resistant fried.
A kind of collagen fabric and starch blending edible casing film, constituent is as follows by weight percentage: collagen fabric: 35 ~ 50%, starch: 23 ~ 30%, shitosan: 2 ~ 5%, sodium carboxymethylcellulose (CMC): 2 ~ 5%, water: 16 ~ 22%, glycerine: 2 ~ 5%, glyoxal: 0.002%.
Described collagen fabric comes from the double-layer fur of ox, i.e. skin corium.
Described starch, be preferably denaturation cornstarch-acetate starch, the acetate of acetate starch has stronger hydrophilic lock water-based energy, also just improves the absorb subsemimodule of product, reduces the gelatinization point of product simultaneously.
Described starch, also may be selected to be phosphate ester starch or pre-gelatinized starch.
Described shitosan, also known as chitosan, is that the chitin (chitin) extensively existed by nature obtains through deacetylation, and chemical name is Chitosan (1-4)-2-amino-B-D glucose.The retentiveness of shitosan is high, has Antibacterial activity, reduces the effects such as cholesterol.
Described sodium carboxymethylcellulose (CMC) molecular formula: [C 6h 7o 2(OH) 2cH 2cOONa] n, be the polyanion cellulose compound of a kind of good water solubility that natural fiber obtains after chemical modification, be soluble in cold water and hot water.
Described glycerine (glycerol) molecular formula: C 3h 8o 3, molecular weight: 92.09, glycerine has another name called glycerine, is a kind of colourless, thick liquid that odorless, taste are sweet.The chemical constitution of glycerine is completely different from carbohydrate, does not thus belong to same class material.Every gram of glycerine complete oxidation can produce 4 kilocalories of heats, can not change blood sugar and insulin level after absorption of human body.Glycerine is normally used sweetener and NMF in food processing industry, mostly appears at sports food and in dairy products.People commonly used glycerine and put on the skin to wait in hand and face and expose aerial skin surface winter, and skin can be made to keep soft, high resilience, not dry by the infringement such as dust, weather, play prevent skin frostbite effect.The moisture in tissue can be increased, so the locomitivity of human body under high thermal environment can be increased due to glycerine.
Described glyoxal, colourless or yellow has crystallization or the liquid of hygroscopy.Be dissolved in ethanol, ether, water-soluble.Chemical property is active, can carry out addition or condensation reaction with ammonia, acid amides, aldehyde, carboxylic compound.Obtained through catalytic gas phase oxidation by ethylene glycol and air.In the present invention the active group of itself and collagen fabric react after without any toxicity.
The edible casing film of described collagen fabric and starch blending, process route is: and ox-hide segmentation → stripping and slicing--mortar is softening → and acidifying → washing → rubbings blended → uniform filtration → extruding → drying → modification plasticising → cover of pulling an oar → prepare burden contracts → packs.
The preparation method of described collagen fabric and starch blending edible casing film, concrete preparation process is as follows:
1) ox-hide segmentation, bubble mortar:
Cow split skin is cleaned through clear water, is then cut into the bulk of 100mm × 100mm size with dicer, pickles 5 ~ 10 days (being commonly called as bubble mortar) with food-grade calcium hydroxide (white lime) slurry (water: calcium hydroxide=1:2, mass ratio); Calcium hydroxide is washed away, then repeatedly rinses 4 ~ 5 times with clear water, the pH value of skin bit is washed till the pH of the water of discharging after cladding is washed in 8 ~ 9(measurement, if pH is 8 ~ 9, then can determine that the pH of cladding is 8 ~ 9).Then by the further degradation treatment of alkali protease, processing mode is: inserted by cladding in water, the mass ratio of cladding and water is 1:2, then adds alkali protease, and addition is 0.5 ~ 1.0 ‰ of cladding quality, soak 1 ~ 2 hour at 20 ~ 30 DEG C, under the effect of enzyme, the collagen fabric in ox-hide is degraded at short notice, and fiber becomes loose, interfibrillar substance, impurity etc. are removed, and ox-hide becomes translucent; After ferment treatment, water is drained, clean cladding with water, then enter freezer, place 1 ~ 2 day at 4 ~ 7 DEG C.
Described alkali protease is selected from food-grade papain, pancreatin or pepsin, and domestic existing numerous manufacturer production, as the food-grade papain that Guangxi Pang Bo biotech firm produces.
2) acidifying:
Above-mentioned skin bit takes out after freezer places 1 ~ 2 day, one time is washed with clear water, then carry out acid treatment: cladding immerse mass concentration be 1%(w/w) food grade hydrochloric acid or lactic acid solution (preferred lactic acid solution) in, soak 5 ~ 10 hours, then cladding expansion water suction becomes sub-translucent shape, then venting acid solution, cleans cladding 1 ~ 2 time with water.
3) pull an oar:
After above-mentioned skin bit acidification, cladding meat grinder is rubbed, meat grinder orifice plate diameter is 6MM or 14MM, then with mulser rub skin bit break into pulpous state, be commonly called as rubber cement, rubber cement temperature lower than 20 DEG C, moisture 90%.
4) prepare burden, blendedly to rub:
By above-mentioned rubber cement, starch mixes with sodium carboxymethylcellulose (CMC), glycerine, shitosan, adds suitable quantity of water, collagen group is mixed in mixing kneading machine, temperature controls below 20 DEG C, and moisture controls at 90 ± 0.5%(mass percent), mix and rub 3 ~ 4 hours time; Then collagen is rolled into a ball and store cooling in 24 hours into freezer, within second day, collagen group high pressure homogenizer is filtered, obtains pencil collagen, reenter freezer and store 48 hours, described freezer storage temperature 4 ~ 7 DEG C.
The mass ratio of cladding and starch, hydroxyl methylcellulose sodium, shitosan, glycerine is: every 1000kg cladding, adds 500 ~ 600kg starch, 80 ~ 110kg sodium carboxymethylcellulose, 70 ~ 80kg shitosan, 80 ~ 90kg glycerine and 400 ~ 450kg water.
5) extrude, shape:
Adopt extruding rotary nozzle method to extrude blended collagen obtained above, obtain tubulose casing.
Preferably, choose certain extrusion pressure 22Mpa, adopt extruding rotary nozzle method to extrude collagenous fibres obtained above and starch blend, make collagen fabric become diameter 28mm through rotary nozzle overlapped woven, the tubulose casing of thickness 0.04 ~ 0.06mm.
6) dry, plasticising:
Tubulose casing after extrusion molding through hot-air seasoning, sprays 2 times with the mixed liquor be made up of crosslinking agent, plasticizer and anticorrisive agent in the drying line of 40 ~ 60 DEG C, again after abundant drying, go out drying line, casing moisture controls 16 ~ 22%, thickness 0.04 ~ 0.06MM, flattens through machinery, then clot is discoid, often coil 4000 ~ 6000 meters, be then converted into tubulose, every root 14 ~ 15 meters with the contracting of cover contracting machine, be packaged into carton, vacuumize and get product.
In described step 6), crosslinking agent is glyoxal, and plasticizer is glycerine, and anticorrisive agent is shitosan, and in mixed liquor, the mass percent of each component is: glyoxal 0.02%, glycerine 15%, shitosan 0.05%, and surplus is water.The effect of mixed liquor spray is: be cross-linked by protein molecular, by casing modification, improve its intensity.
The invention has the beneficial effects as follows: the Collagent casing for sausages produced of (1) this invention can resistance to more than 180 DEG C high temperature fried, solve puzzlement Collagent casing for sausages manufacturer technical barrier for many years.The casing using converted starch to produce, has better conjugation with meat stuffing, can meet the long high temperature poach of sausage, fried, resistance to more than 180 DEG C high temperature, are more suitable for doing breakfast sausage, compare with inventing in the past, casing is in water boiling resistance, and high temperature resistant fried aspect has a significant improvement.
(2) good barrier property of casing, provides longer shelf-life and shelf life to sausage, avoids going bad at shelf-life internal cause sausage and causing the return of goods, and ensures that the freshness of sausage and fragrance are not lost.
(3) tensile strength of casing is large, and good springiness, shrinkage factor is little, meets the requirement of the carnivorous bowel lavage recording various local flavor.Shower nozzle size is replaceable, therefore casing bore is adjustable, and this method is applicable to producing small-bore 13mm ~ 32mm Collagent casing for sausages.
(4) casing raw material starch low price, source is wide, the price of usual starch normally ox-hide price about 50%, therefore by strengthening the ratio of starch, significantly reduce the ratio of collagen fabric, not only reduce production cost, the serviceability of collagen casing film can also be promoted further.
Detailed description of the invention
Embodiment 1
A preparation method for the edible casing film of collagen fabric and starch blending, specifically comprises the steps:
1) ox-hide segmentation, bubble mortar:
Get undressed fresh ox-hide (double-layer fur of ox) 1000kg, cow split skin is cleaned through clear water, then the bulk of 100mm × 100mm size is cut into dicer, starch (water: calcium hydroxide=1:2, mass ratio) with the food-grade calcium hydroxide (white lime) of 150kg to pickle 6 days (being commonly called as bubble mortar); Calcium hydroxide is washed away, then 5 times are repeatedly rinsed with clear water, the pH value of skin bit is washed till 8, then by the further degradation treatment of alkali protease, processing mode is: inserted by cladding in water, the mass ratio of cladding and water is 1:2, then alkali protease is added, addition is 0.5 ‰ of cladding quality, soaks 2 hours, at 20 DEG C under the effect of enzyme, collagen fabric in ox-hide is degraded at short notice, fiber becomes loose, and interfibrillar substance, impurity etc. are removed, and ox-hide becomes translucent; After ferment treatment, water is drained, clean cladding with water, then enter freezer, place 2 days at 4 DEG C.
Alkali protease used in the present embodiment is the food-grade papain that Guangxi Pang Bo biotech firm produces.
2) acidifying:
Above-mentioned skin bit takes out after freezer places 2 days, washes one time with clear water, then carries out acid treatment: it is in the food grade lactic acid solution of 1% that cladding is immersed mass concentration, soak 5 hours, then cladding expansion water suction becomes sub-translucent shape, then venting acid solution, cleans cladding 1 time with water.
3) pull an oar:
After above-mentioned skin bit acidification, cladding meat grinder is rubbed, meat grinder orifice plate diameter is 6MM, then with mulser rub skin bit break into pulpous state, be commonly called as rubber cement, rubber cement temperature lower than 20 DEG C, moisture 90%.
4) prepare burden, blendedly to rub:
The above-mentioned cladding breaking into pulpous state is inserted the mixing kneading machine of " Z " type paddle, then 500kg starch is added, 80kg sodium carboxymethylcellulose, 70kg shitosan and 80kg glycerine, mixing, and add 400kg water, collagen group is mixed in mixing kneading machine, temperature controls below 20 DEG C, and moisture controls at 90 ± 0.5%(mass percent), mix and rub 3 hours time; Then collagen is rolled into a ball and store cooling in 24 hours into freezer, within second day, collagen group high pressure homogenizer is filtered, obtains pencil collagen, reenter freezer and store 48 hours, cold store temperature 4 ~ 7 DEG C.
5) extrude, shape:
Choose certain extruding force 22Mpa, adopt extruding rotary nozzle method to extrude collagenous fibres obtained above and starch blend, make collagen fabric become diameter 28mm through rotary nozzle overlapped woven, the tubulose casing of thickness 0.04 ~ 0.06mm.
6) dry, plasticising:
Tubulose casing after extrusion molding through hot-air seasoning, sprays 2 times with the mixed liquor be made up of crosslinking agent, plasticizer and anticorrisive agent in the drying line of 40 DEG C, again after abundant drying, go out drying line, casing moisture controls 16 ~ 22%, thickness 0.04 ~ 0.06mm, flattens through machinery, then clot is discoid, often coil 4000 ~ 6000 meters, then with the foldable one-tenth tubulose of cover contracting machine, every root 14 ~ 15 meters, be packaged into carton, vacuumize and get product.
In described step 6), crosslinking agent is glyoxal, and plasticizer is glycerine, and anticorrisive agent is shitosan, and in mixed liquor, the mass percent of each component is: glyoxal 0.02%, glycerine 15%, shitosan 0.05%, and surplus is water.The effect of mixed liquor spray is: be cross-linked by protein molecular, by casing modification, improve its intensity.
Obtained collagen fabric and the edible casing film of starch blending, its composition is composed as follows: in 100g casing film, contain: collagen fabric 46.95%; Starch 23.47%, shitosan 3.29%, sodium carboxymethylcellulose (CMC) 3.75%; Glycerine 3.75%, glyoxal 0.002%, surplus is water.
The Collagent casing for sausages film produced by above raw material, detect it through sampling: resistance to more than the 180 DEG C fried 5min of high temperature, hot strength can reach 32Mpa, and elongation at break is 35%, and the larger explanation toughness of elongation at break is better; Shrinkage factor is 28%, can more than water boiling resistance 30min at 100 DEG C, and casing is not separated with meat stuffing; The good barrier property of casing, provides longer shelf-life and shelf life to sausage.Visible, each raw material in the present invention interacts, play good synergy, especially the high temperature resistant fried good characteristic of the casing film of the present embodiment, reason is the converted starch that present fresh sausage meat all contains more than 10% mostly, some fresh sausage meats are starch-containing more, and sausage boiling temperature is at 75 ~ 80 DEG C, and this temperature is also the gelatinization point of starch.In the process of sausage boiling, the starch contained in casing and the starch in meat stuffing synchronously meet high temperature gelatinization, and the two can be fused together, such casing and meat stuffing can in conjunction with more firm, so sausage is at high temperature poach, and in frying course, casing can not break.
Embodiment 2
A preparation method for the edible casing film of collagen fabric and starch blending, specifically comprises the steps:
1) ox-hide segmentation, bubble mortar:
Get undressed fresh ox-hide (double-layer fur of ox) 1000kg, clean through clear water, then be cut into the bulk of 100mm × 100mm size with dicer, pickle 7 days (being commonly called as bubble mortar) with 150kg food-grade calcium hydroxide (white lime) slurry (water: calcium hydroxide=1:2, mass ratio); Calcium hydroxide is washed away, then repeatedly rinses 4 ~ 5 times with clear water, the pH value of skin bit is washed till 9.Then by the further degradation treatment of alkali protease, processing mode is: inserted by cladding in water, the mass ratio of cladding and water is 1:2, then adds alkali protease, and addition is 1.0 ‰ of cladding quality, soak 1 hour at 25 DEG C, under the effect of enzyme, the collagen fabric in ox-hide is degraded at short notice, and fiber becomes loose, interfibrillar substance, impurity etc. are removed, and ox-hide becomes translucent; After ferment treatment, water is drained, clean cladding with water, then enter freezer, place 2 days at 6 DEG C.
In the present embodiment, alkali protease used is the pepsin that Guangxi Pang Bo biotech firm produces.
2) acidifying:
Above-mentioned skin bit takes out after freezer places 2 days, washes one time with clear water, then carries out acid treatment: it is in the food grade lactic acid solution of 1% that cladding is immersed mass concentration, soak 6 hours, then cladding expansion water suction becomes sub-translucent shape, then venting acid solution, cleans cladding 2 times with water.
3) pull an oar:
After above-mentioned skin bit acidification, cladding meat grinder is rubbed, meat grinder orifice plate diameter is 14MM, then with mulser rub skin bit break into pulpous state, be commonly called as rubber cement, rubber cement temperature lower than 20 DEG C, moisture 90%.
4) prepare burden, blendedly to rub:
The above-mentioned cladding breaking into pulpous state is inserted the mixing kneading machine of " Z " type paddle, 560kg starch, 110kg sodium carboxymethylcellulose, 80kg shitosan and the mixing of 90kg glycerine, and add 400kg water, in mixing kneading machine, be mixed into collagen group, temperature controls below 20 DEG C, moisture controls at 90 ± 0.5%(mass percent), mix and rub 4 hours time; Then collagen is rolled into a ball and store cooling in 24 hours into freezer, within second day, collagen group high pressure homogenizer is filtered, obtains pencil collagen, reenter freezer and store 48 hours, cold store temperature 7 DEG C.
5) extrude, shape:
Choose certain extruding force 22Mpa, adopt extruding rotary nozzle method to extrude collagenous fibres obtained above and starch blend, make collagen fabric become diameter 28mm through rotary nozzle overlapped woven, the tubulose casing of thickness 0.04 ~ 0.06mm.
6) dry, plasticising:
Tubulose casing after extrusion molding through hot-air seasoning, sprays 2 times with the mixed liquor be made up of crosslinking agent, plasticizer and anticorrisive agent in the drying line of 40 ~ 60 DEG C, again after abundant drying, go out drying line, casing moisture controls 16 ~ 22%, thickness 0.04 ~ 0.06MM, flattens through machinery, then clot is discoid, often coil 4000 ~ 6000 meters, be then converted into tubulose, every root 14 ~ 15 meters with the contracting of cover contracting machine, be packaged into carton, vacuumize and get product.
In described step 6), crosslinking agent is glyoxal, and plasticizer is glycerine, and anticorrisive agent is shitosan, and in mixed liquor, the mass percent of each component is: glyoxal 0.02%, glycerine 15%, shitosan 0.05%, and surplus is water, and surplus is water.The effect of mixed liquor spray is: be cross-linked by protein molecular, by casing modification, improve its intensity.
Obtained collagen fabric and the edible casing film of starch blending, its composition is composed as follows: in 100g casing film, contain: collagen fabric: 44.64 %; Starch: 25.00%, shitosan: 3.57%, sodium carboxymethylcellulose (CMC): 4.91%; Glycerine: 4.02%, glyoxal: 0.002%, surplus is water.
The Collagent casing for sausages film produced by above raw material, detect it through sampling: resistance to more than the 180 DEG C fried 6min of high temperature, hot strength can reach 38Mpa, and elongation at break is 36%, and the larger explanation toughness of elongation at break is better; Shrinkage factor is 24%, can water boiling resistance 30 minutes at 100 DEG C, and casing is not separated with meat stuffing; The good barrier property of casing, provides longer shelf-life and shelf life to sausage.Visible, each raw material in the present invention interacts, and plays good synergy, especially the high temperature resistant fried good characteristic of the casing film of the present embodiment.
Embodiment 3
A preparation method for the edible casing film of collagen fabric and starch blending, specifically comprises the steps:
1) ox-hide segmentation, bubble mortar:
Cow split skin is cleaned through clear water, is then cut into the bulk of 100mm × 100mm size with dicer, pickles 10 days (being commonly called as bubble mortar) with food-grade calcium hydroxide (white lime) slurry (water: calcium hydroxide=1:2, mass ratio); Calcium hydroxide is washed away, then repeatedly rinses 4 times with clear water, the pH value of skin bit is washed till 8.5.Then by the further degradation treatment of alkali protease, processing mode is: inserted by cladding in water, the mass ratio of cladding and water is 1:2, then adds alkali protease, and addition is 0.5 ‰ of cladding quality, soak 1 hour at 30 DEG C, under the effect of enzyme, the collagen fabric in ox-hide is degraded at short notice, and fiber becomes loose, interfibrillar substance, impurity etc. are removed, and ox-hide becomes translucent; After ferment treatment, water is drained, clean cladding with water, then enter freezer, place 1 day at 7 DEG C.
Described alkali protease is selected from the food-grade papain that Xi Pangbo biotech firm produces.
2) acidifying:
Above-mentioned skin bit takes out after freezer places 1 day, washes one time with clear water, then carries out acid treatment: it is in the food grade lactic acid solution of 1% that cladding is immersed mass concentration, soak 10 hours, then cladding expansion water suction becomes sub-translucent shape, then venting acid solution, cleans cladding 2 times with water.
3) pull an oar:
After above-mentioned skin bit acidification, cladding meat grinder is rubbed, meat grinder orifice plate diameter is 6mm, then with mulser rub skin bit break into pulpous state, be commonly called as rubber cement, rubber cement temperature lower than 20 DEG C, moisture 90%.
4) prepare burden, blendedly to rub:
The above-mentioned cladding breaking into pulpous state is inserted the mixing kneading machine of " Z " type paddle, add 600kg starch, 100kg sodium carboxymethylcellulose, 80kg shitosan and the mixing of 85kg glycerine, and add 450kg water, in kneader, be mixed into collagen group, temperature controls below 20 DEG C, moisture controls at 90 ± 0.5%(mass percent), mix and rub 4 hours time; Then collagen is rolled into a ball and store cooling in 24 hours into freezer, within second day, collagen group high pressure homogenizer is filtered, obtains pencil collagen, reenter freezer and store 48 hours, cold store temperature 6 DEG C.
5) extrude, shape:
Choose certain extruding force 22Mpa, adopt extruding rotary nozzle method to extrude collagenous fibres obtained above and starch blend, make collagen fabric become diameter 28mm through rotary nozzle overlapped woven, the tubulose casing of thickness 0.04 ~ 0.06mm.
6) dry, plasticising:
Tubulose casing after extrusion molding through hot-air seasoning, sprays 2 times with the mixed liquor be made up of crosslinking agent, plasticizer and anticorrisive agent in the drying line of 40 ~ 60 DEG C, again after abundant drying, go out drying line, casing moisture controls 16 ~ 22%, thickness 0.04 ~ 0.06MM, flattens through machinery, then clot is discoid, often coil 4000 ~ 6000 meters, be then converted into tubulose, every root 14 ~ 15 meters with the contracting of cover contracting machine, be packaged into carton, vacuumize and get product.
In described step 6), crosslinking agent is glyoxal, and plasticizer is glycerine, and anticorrisive agent is shitosan, and in mixed liquor, the mass percent of each component is: glyoxal 0.02%, glycerine 15%, shitosan 0.05%, and surplus is water.The effect of mixed liquor spray is: be cross-linked by protein molecular, by casing modification, improve its intensity.
Obtained collagen fabric and the edible casing film of starch blending, its composition is composed as follows: in 100g casing film, contain: collagen fabric: 43.20%; Starch: 25.92%, shitosan: 3.46%, sodium carboxymethylcellulose (CMC): 4.32%; Glycerine: 3.67%, glyoxal: 0.002%, surplus is water.
The Collagent casing for sausages film produced by above raw material, detect it through sampling: resistance to more than the 180 DEG C fried 5min of high temperature, hot strength can reach 37Mpa, and elongation at break is 36%, and the larger explanation toughness of elongation at break is better; Shrinkage factor is 24%, can water boiling resistance 32 minutes at 100 DEG C, and casing is not separated with meat stuffing; The good barrier property of casing, provides longer shelf-life and shelf life to sausage.Visible, each raw material in the present invention interacts, and plays good synergy, especially the high temperature resistant fried good characteristic of the casing film of the present embodiment.

Claims (10)

1. a collagen fabric and starch blending edible casing film, it is characterized in that, constituent is as follows by weight percentage: collagen fabric: 35 ~ 50%, starch: 23 ~ 30%, shitosan: 2 ~ 5%, sodium carboxymethylcellulose: 2 ~ 5%, water: 16 ~ 22%, glycerine: 2 ~ 5%, glyoxal: 0.002%.
2. collagen fabric as claimed in claim 1 and starch blending edible casing film, it is characterized in that, constituent is as follows by weight percentage: collagen fabric: 43.20%, starch: 25.92%, shitosan: 3.46%, sodium carboxymethylcellulose: 4.32%, glycerine: 3.67%, glyoxal: 0.002%, surplus is water.
3. collagen fabric as claimed in claim 1 and starch blending edible casing film, is characterized in that: described collagen fabric comes from the double-layer fur of ox, i.e. skin corium.
4. collagen fabric as claimed in claim 1 and starch blending edible casing film, is characterized in that: described starch is denaturation cornstarch.
5. collagen fabric as claimed in claim 4 and starch blending edible casing film, is characterized in that: described denaturation cornstarch is acetate starch.
6. collagen fabric as claimed in claim 1 and starch blending edible casing film, is characterized in that: described starch is phosphate ester starch.
7. collagen fabric as claimed in claim 1 and starch blending edible casing film, is characterized in that: described starch is pre-gelatinized starch.
8. the preparation method of the collagen fabric as described in claim 1 and starch blending edible casing film, is characterized in that, comprise the following steps as:
1) ox-hide segmentation, bubble mortar:
Cow split skin is cleaned through clear water, then splits, pickles 5 ~ 10 days with calcium hydroxide slurry; Calcium hydroxide is washed away, then with water cleaning, the pH value of cladding is washed till 8 ~ 9, then uses alkali protease degradation treatment; After ferment treatment, water is drained, after water cleaning cladding, send into freezer, place 1 ~ 2 day at 4 ~ 7 DEG C;
2) acidifying:
Above-mentioned skin bit is placed after 1 ~ 2 day at freezer and is taken out, and washes one time, then carry out acid treatment with clear water: cladding immerse mass concentration be 1% food grade hydrochloric acid or lactic acid solution in, soak 5 ~ 10 hours, then cladding expansion water suction becomes sub-translucent shape, and then venting acid solution, cleans cladding with water;
3) pull an oar:
After above-mentioned skin bit acidification, cladding meat grinder is rubbed, then with mulser rub cladding break into pulpous state, rubber cement temperature lower than 20 DEG C, moisture 90%;
4) prepare burden, mix and rub:
By the above-mentioned cladding breaking into pulpous state, mix, add water with starch, sodium carboxymethylcellulose, glycerine, shitosan, be mixed into collagen group, temperature controls below 20 DEG C, and moisture controls 90 ± 0.5%, mixes and rubs 3 ~ 4 hours time; Then collagen is rolled into a ball and store cooling in 24 hours into freezer, within second day, collagen group high pressure homogenizer is filtered, obtains pencil collagen, reenter freezer and store 48 hours, described freezer storage temperature 4 ~ 7 DEG C;
5) extrude, shape:
Adopt extruding rotary nozzle method to extrude blended collagen obtained above, obtain tubulose casing;
6) dry, plasticising, obtains finished product.
9. the preparation method of the collagen fabric as described in claim 8 and starch blending edible casing film, it is characterized in that: every 1000kg cladding, adds 500 ~ 600kg starch, 80 ~ 110kg sodium carboxymethylcellulose, 70 ~ 80kg shitosan, 80 ~ 90kg glycerine and 400 ~ 450kg water.
10. the preparation method of the collagen fabric as described in claim 8 and starch blending edible casing film, it is characterized in that: described step 5) concrete steps are: choose extrusion pressure 22Mpa, extruding rotary nozzle method is adopted to extrude collagenous fibres obtained above and starch blend, collagen fabric is made to become diameter 28mm through rotary nozzle overlapped woven, the tubulose casing of thickness 0.04 ~ 0.06mm.
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CN107439656A (en) * 2017-08-22 2017-12-08 北京秋实农业股份有限公司 A kind of preparation method of high meat adhesive collagen casing and high meat adhesive collagen casing
CN107840992A (en) * 2017-11-20 2018-03-27 福建农林大学 A kind of starch base edible film of collagenous fibres enhancing and preparation method thereof
CN107897463A (en) * 2017-11-06 2018-04-13 广东德福隆生物科技有限公司 A kind of sugar-coat production technology
CN107897941A (en) * 2017-11-06 2018-04-13 广东德福隆生物科技有限公司 A kind of production technology of collagen peptide piece
CN109105833A (en) * 2018-10-09 2019-01-01 安徽铜陵天门白姜食品有限责任公司 A kind of preparation method of sweet and sour young ginger
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CN110384214A (en) * 2019-08-09 2019-10-29 云南大学 A kind of method that coating method prepares ham
CN111150005A (en) * 2020-01-15 2020-05-15 北京秋实胶原肠衣有限公司 Simulated chafing dish sausage and preparation method thereof
CN112438299A (en) * 2020-11-25 2021-03-05 山东海奥斯生物科技有限公司 Preparation method of colored casing collagen
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CN114246202A (en) * 2021-12-27 2022-03-29 山东海奥斯生物科技股份有限公司 Preparation method of novel fried casing collagen
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CN107840992A (en) * 2017-11-20 2018-03-27 福建农林大学 A kind of starch base edible film of collagenous fibres enhancing and preparation method thereof
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CN111150005A (en) * 2020-01-15 2020-05-15 北京秋实胶原肠衣有限公司 Simulated chafing dish sausage and preparation method thereof
CN112450260A (en) * 2020-10-30 2021-03-09 浙江波拉波拉食品股份有限公司 Preparation method of Taiwan flavor sausage convenient to preserve
CN112438299A (en) * 2020-11-25 2021-03-05 山东海奥斯生物科技有限公司 Preparation method of colored casing collagen
CN114246202A (en) * 2021-12-27 2022-03-29 山东海奥斯生物科技股份有限公司 Preparation method of novel fried casing collagen
CN114766537A (en) * 2022-05-24 2022-07-22 河南工业大学 High-temperature-resistant chicken skin collagen edible casing film and preparation method thereof

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