CN107163267A - A kind of preparation method of polysaccharide edible packaging film - Google Patents

A kind of preparation method of polysaccharide edible packaging film Download PDF

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Publication number
CN107163267A
CN107163267A CN201710379204.4A CN201710379204A CN107163267A CN 107163267 A CN107163267 A CN 107163267A CN 201710379204 A CN201710379204 A CN 201710379204A CN 107163267 A CN107163267 A CN 107163267A
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Prior art keywords
parts
chitosan
film liquid
sodium alginate
preparation
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CN201710379204.4A
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Chinese (zh)
Inventor
冯文田
冯超
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Jurong Xingwu Packaging Co Ltd
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Jurong Xingwu Packaging Co Ltd
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Priority to CN201710379204.4A priority Critical patent/CN107163267A/en
Publication of CN107163267A publication Critical patent/CN107163267A/en
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
    • C08L5/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2305/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2301/00 or C08J2303/00
    • C08J2305/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2401/02—Cellulose; Modified cellulose
    • C08J2401/04—Oxycellulose; Hydrocellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2405/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2401/00 or C08J2403/00
    • C08J2405/04—Alginic acid; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2489/00—Characterised by the use of proteins; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/02—Flame or fire retardant/resistant
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/16—Applications used for films
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Jellies, Jams, And Syrups (AREA)

Abstract

The invention provides a kind of preparation method of polysaccharide edible packaging film, first chitosan is added in acetum, glycerine part is added, stirring obtains chitosan film liquid；Gellan gum, gelatin, sodium alginate are added in water again, heating and thermal insulation, add glycerine, stirring obtains sodium alginate film liquid；Then by chitosan film liquid and sodium alginate film liquid, mixing, add sodium citrate, microcrystalline cellulose, diammonium hydrogen phosphate, eucalyptus oil, heating and thermal insulation, ultrasonic disperse, gained is mixed into film liquid to be coated on polycarbonate plate, is placed in curing agent and solidifies after drying, is cleaned after taking-up with clear water, drying, is produced.The present invention is prepared for edible packaging film, gained packaging film has good mechanical property using chitosan, gellan gum, gelatin and sodium alginate as filmogen；The addition of sodium citrate, can strengthen the interaction force of chitosan, gellan gum, gelatin and sodium alginate, and the addition of microcrystalline cellulose can further enhance the stability of film.

Description

A kind of preparation method of polysaccharide edible packaging film
Technical field
The invention belongs to field of packaging material, and in particular to a kind of preparation method of polysaccharide edible packaging film.
Background technology
Packaging for foodstuff is the important component of food goods, it can make food in the process of circulation from physics, chemistry, The infringement of the foeign elements such as biology, can maintain the stabilization of food quality itself.But as packaging for foodstuff causes environmental pollution, the energy Attention of the serious and people of consumption problem to food packaging safety, current packaging material for food is faced with choosing for sternness War.
Oil belongs to non-renewable resources, and the now widely used plastics of China are all largely by PETROLEUM PROCESSING Into.With the anxiety and the continuous rise of oil price of international environment, oil has govern China's expanding economy.China The various plastic products amounts of consuming petroleum account for the 8% ~ 10% of China's oil total flow, with developing rapidly for plastics industry, to stone The demand of oil will be increasing.Therefore, using regenerative resource substitute effect of the oil in plastics industry be development must Right trend.
Plastic packaging material for food is usually added into stabilizer, plasticizer, crosslinking agent, lubricant during processing Deng to improve the application performance of product.The harmful components of plasticizer are mainly bisphenol-A, phthalic acid in package plastics of food Ester, di adipate, alkyl phenol etc., belong to environment incretion interferent mostly, can change the function of internal system, make corresponding Organ produce lesion, or even to offspring produce negative impact.These harmful substances are moved to from packaging material for food and wrapped Food is filled, so as to influence health.
In summary, a kind of green, the packaging material for food substituted for plastic packaging of safety are developed very urgent.
The content of the invention
The technical problem of solution：It is an object of the invention to provide a kind of preparation method of polysaccharide edible packaging film.
Technical scheme：A kind of preparation method of polysaccharide edible packaging film, comprises the following steps：
Step 1, in parts by weight, by chitosan 20-40 parts add in 100 parts of acetum, add 3-7 part of glycerine, stir, obtain To chitosan film liquid；
Step 2, in parts by weight, 4-10 parts of gellan gum, 1-5 parts of gelatin, 2-5 parts of sodium alginate are added in 100 parts of water, heated To 40-50 DEG C, 2-5h is incubated, 2-5 parts of glycerine is added, stirring obtains sodium alginate film liquid；
Step 3, in parts by weight, by the 10-20 parts of mixing of 50 parts of chitosan film liquid and sodium alginate film liquid, sodium citrate is added 0.8-1.5 parts, 0.5-1.2 parts of microcrystalline cellulose, 0.2-0.7 parts of diammonium hydrogen phosphate, 0.1-0.3 parts of eucalyptus oil, be heated to 30-40 DEG C, 1-3h is incubated, ultrasonic disperse obtains mixing film liquid；
Step 4, mixing film liquid obtained by step 3 is coated on polycarbonate plate, is placed in curing agent and solidifies after drying, after taking-up Cleaned with clear water, drying is produced.
Preferably, the acetum concentration is 3-5wt.%.
Preferably, the deacetylation of the chitosan is that 60-85%, molecular weight are 10-30 ten thousand.
Preferably, ultrasonic power is 600-800W in step 3.
Preferably, dispersion condition is 1000-1500rpm, 10-15min in step 3.
Preferably, drying temperature is 50-60 DEG C in step 4.
Beneficial effect：The present invention is prepared for edible using chitosan, gellan gum, gelatin and sodium alginate as filmogen Packaging film, gained packaging film has good mechanical property；The addition of sodium citrate, can strengthen chitosan, gellan gum, gelatin With the interaction force of sodium alginate, the addition of microcrystalline cellulose can further enhance the stability of film.
Embodiment
Embodiment 1
A kind of preparation method of polysaccharide edible packaging film, comprises the following steps：
Step 1, in parts by weight, by chitosan 20 parts add in 100 parts of acetum, add 3 parts of glycerine, stirring, obtain shell Glycan film liquid；
Step 2, in parts by weight, 4 parts of gellan gum, 1 part of gelatin, 2 parts of sodium alginate are added in 100 parts of water, are heated to 40 DEG C, 5h is incubated, 2 parts of glycerine is added, stirring obtains sodium alginate film liquid；
Step 3, in parts by weight, by the 10 parts of mixing of 50 parts of chitosan film liquid and sodium alginate film liquid, sodium citrate 0.8 is added Part, 0.5 part of microcrystalline cellulose, 0.2 part of diammonium hydrogen phosphate, 0.1 part of eucalyptus oil, are heated to 30 DEG C, are incubated 3h, and ultrasonic disperse is obtained To mixing film liquid；
Step 4, mixing film liquid obtained by step 3 is coated on polycarbonate plate, is placed in curing agent and solidifies after drying, after taking-up Cleaned with clear water, drying is produced.
Wherein, the acetum concentration is 3wt.%；The deacetylation of the chitosan is that 60-85%, molecular weight are 10- 300000.
Ultrasonic power is 600W in step 3, and dispersion condition is 1000rpm, 15min.
Drying temperature is 50 DEG C in step 4.
The tensile strength of gained packaging film be 94.38MPa, swellbility is 402.75%, moisture-vapor transmission be 0.78 × 10-10g/Pa·s·m2, water solubility is 30.45%.
Embodiment 2
A kind of preparation method of polysaccharide edible packaging film, comprises the following steps：
Step 1, in parts by weight, by chitosan 24 parts add in 100 parts of acetum, add 5 parts of glycerine, stirring, obtain shell Glycan film liquid；
Step 2, in parts by weight, 7 parts of gellan gum, 2 parts of gelatin, 3 parts of sodium alginate are added in 100 parts of water, are heated to 45 DEG C, 4h is incubated, 3 parts of glycerine is added, stirring obtains sodium alginate film liquid；
Step 3, in parts by weight, by the 14 parts of mixing of 50 parts of chitosan film liquid and sodium alginate film liquid, sodium citrate 1.1 is added Part, 0.7 part of microcrystalline cellulose, 0.4 part of diammonium hydrogen phosphate, 0.2 part of eucalyptus oil, are heated to 35 DEG C, are incubated 2h, and ultrasonic disperse is obtained To mixing film liquid；
Step 4, mixing film liquid obtained by step 3 is coated on polycarbonate plate, is placed in curing agent and solidifies after drying, after taking-up Cleaned with clear water, drying is produced.
Wherein, the acetum concentration is 4wt.%；The deacetylation of the chitosan is that 60-85%, molecular weight are 10- 300000.
Ultrasonic power is 800W in step 3, and dispersion condition is 1200rpm, 10min.
Drying temperature is 60 DEG C in step 4.
The tensile strength of gained packaging film be 96.16MPa, swellbility is 427.35%, moisture-vapor transmission be 0.73 × 10-10g/Pa·s·m2, water solubility is 31.53%.
Embodiment 3
A kind of preparation method of polysaccharide edible packaging film, comprises the following steps：
Step 1, in parts by weight, by chitosan 35 parts add in 100 parts of acetum, add 6 parts of glycerine, stirring, obtain shell Glycan film liquid；
Step 2, in parts by weight, 8 parts of gellan gum, 4 parts of gelatin, 4 parts of sodium alginate are added in 100 parts of water, are heated to 40 DEG C, 5h is incubated, 4 parts of glycerine is added, stirring obtains sodium alginate film liquid；
Step 3, in parts by weight, by the 18 parts of mixing of 50 parts of chitosan film liquid and sodium alginate film liquid, sodium citrate 1.3 is added Part, 0.9 part of microcrystalline cellulose, 0.5 part of diammonium hydrogen phosphate, 0.2 part of eucalyptus oil, are heated to 35 DEG C, are incubated 3h, and ultrasonic disperse is obtained To mixing film liquid；
Step 4, mixing film liquid obtained by step 3 is coated on polycarbonate plate, is placed in curing agent and solidifies after drying, after taking-up Cleaned with clear water, drying is produced.
Wherein, the acetum concentration is 3wt.%；The deacetylation of the chitosan is that 60-85%, molecular weight are 10- 300000.
Ultrasonic power is 600W in step 3, and dispersion condition is 1000rpm, 15min.
Drying temperature is 50 DEG C in step 4.
The tensile strength of gained packaging film be 93.18MPa, swellbility is 427.45%, moisture-vapor transmission be 0.62 × 10-10g/Pa·s·m2, water solubility is 25.45%.
Embodiment 4
A kind of preparation method of polysaccharide edible packaging film, comprises the following steps：
Step 1, in parts by weight, by chitosan 40 parts add in 100 parts of acetum, add 7 parts of glycerine, stirring, obtain shell Glycan film liquid；
Step 2, in parts by weight, 10 parts of gellan gum, 5 parts of gelatin, 5 parts of sodium alginate are added in 100 parts of water, is heated to 50 DEG C, 2h is incubated, 5 parts of glycerine is added, stirring obtains sodium alginate film liquid；
Step 3, in parts by weight, by the 20 parts of mixing of 50 parts of chitosan film liquid and sodium alginate film liquid, sodium citrate 1.5 is added Part, 1.2 parts of microcrystalline cellulose, 0.7 part of diammonium hydrogen phosphate, 0.3 part of eucalyptus oil, are heated to 40 DEG C, are incubated 1h, and ultrasonic disperse is obtained To mixing film liquid；
Step 4, mixing film liquid obtained by step 3 is coated on polycarbonate plate, is placed in curing agent and solidifies after drying, after taking-up Cleaned with clear water, drying is produced.
Wherein, the acetum concentration is 5wt.%；The deacetylation of the chitosan is that 60-85%, molecular weight are 10- 300000.
Ultrasonic power is 800W in step 3, and dispersion condition is 1500rpm, 10min.
Drying temperature is 60 DEG C in step 4.
The tensile strength of gained packaging film be 96.17MPa, swellbility is 438.45%, moisture-vapor transmission be 0.82 × 10-10g/Pa·s·m2, water solubility is 38.79%.

Claims (6)

1. a kind of preparation method of polysaccharide edible packaging film, it is characterised in that：Comprise the following steps：
Step 1, in parts by weight, by chitosan 20-40 parts add in 100 parts of acetum, add 3-7 part of glycerine, stir, obtain To chitosan film liquid；
Step 2, in parts by weight, 4-10 parts of gellan gum, 1-5 parts of gelatin, 2-5 parts of sodium alginate are added in 100 parts of water, heated To 40-50 DEG C, 2-5h is incubated, 2-5 parts of glycerine is added, stirring obtains sodium alginate film liquid；
Step 3, in parts by weight, by the 10-20 parts of mixing of 50 parts of chitosan film liquid and sodium alginate film liquid, sodium citrate is added 0.8-1.5 parts, 0.5-1.2 parts of microcrystalline cellulose, 0.2-0.7 parts of diammonium hydrogen phosphate, 0.1-0.3 parts of eucalyptus oil, be heated to 30-40 DEG C, 1-3h is incubated, ultrasonic disperse obtains mixing film liquid；
Step 4, mixing film liquid obtained by step 3 is coated on polycarbonate plate, is placed in curing agent and solidifies after drying, after taking-up Cleaned with clear water, drying is produced.
2. the preparation method of polysaccharide edible packaging film according to claim 1, it is characterised in that：The acetum is dense Spend for 3-5wt.%.
3. the preparation method of polysaccharide edible packaging film according to claim 1, it is characterised in that：The chitosan it is de- Acetyl degree is that 60-85%, molecular weight are 10-30 ten thousand.
4. the preparation method of polysaccharide edible packaging film according to claim 1, it is characterised in that：Ultrasonic work(in step 3 Rate is 600-800W.
5. the preparation method of polysaccharide edible packaging film according to claim 1, it is characterised in that：Disperse bar in step 3 Part is 1000-1500rpm, 10-15min.
6. the preparation method of polysaccharide edible packaging film according to claim 1, it is characterised in that：Temperature is dried in step 4 Spend for 50-60 DEG C.
CN201710379204.4A 2017-05-25 2017-05-25 A kind of preparation method of polysaccharide edible packaging film Pending CN107163267A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108639564A (en) * 2018-05-24 2018-10-12 青岛农业大学 A kind of edible composite membrane and its preparation method and application
CN109535496A (en) * 2018-11-13 2019-03-29 黄冈师范学院 A kind of preparation method of degradable water penetration coating membrane
WO2021051692A1 (en) * 2019-09-19 2021-03-25 苏州纽特食品科技有限公司 Packaged water and preparation method therefor
CN115652694A (en) * 2022-12-14 2023-01-31 山东海奥斯生物科技股份有限公司 Preparation process of collagen fiber composite paper

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1508175A (en) * 2002-12-13 2004-06-30 上海爱普食品工业有限公司 Method for preparing composite comestible shell polysaccharide membrane
CN104479368A (en) * 2014-12-10 2015-04-01 国家纳米科学中心 Nanocellulose enhanced full-biodegradable thin film and preparation method thereof
CN105733031A (en) * 2016-03-30 2016-07-06 泰兴市东圣食品科技有限公司 Polysaccharide-base gel composite film, and preparation method and application thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1508175A (en) * 2002-12-13 2004-06-30 上海爱普食品工业有限公司 Method for preparing composite comestible shell polysaccharide membrane
CN104479368A (en) * 2014-12-10 2015-04-01 国家纳米科学中心 Nanocellulose enhanced full-biodegradable thin film and preparation method thereof
CN105733031A (en) * 2016-03-30 2016-07-06 泰兴市东圣食品科技有限公司 Polysaccharide-base gel composite film, and preparation method and application thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108639564A (en) * 2018-05-24 2018-10-12 青岛农业大学 A kind of edible composite membrane and its preparation method and application
CN109535496A (en) * 2018-11-13 2019-03-29 黄冈师范学院 A kind of preparation method of degradable water penetration coating membrane
WO2021051692A1 (en) * 2019-09-19 2021-03-25 苏州纽特食品科技有限公司 Packaged water and preparation method therefor
CN115652694A (en) * 2022-12-14 2023-01-31 山东海奥斯生物科技股份有限公司 Preparation process of collagen fiber composite paper

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