CN104986419A - Self-sterilization food bag and preparation method thereof - Google Patents
Self-sterilization food bag and preparation method thereof Download PDFInfo
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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Abstract
The invention discloses a self-sterilization food bag and a preparation method thereof. The method comprises following steps: 1) mixing raw materials and whitewash, and boiling the mixed materials so as to obtain paper pulp; 2) washing, bleaching and flapping the paper pulp, and finishing, drying and baking the paper so as to obtain the sterilization paper; and 3) processing the sterilization paper so as to obtain the self-sterilization food bag. The raw materials comprise bamboo, bark, linen, Chinese alpine rush, silk, glass fibers, perilla leaves, galagal rhizome, biota orientalis, pomegranate rind, loquat leaves, cirsium japonicum, radix paeoniae rubra, oriental wormwood, cornus officinalis, cassia seeds, curcuma zedoary and pyrrosia leaves. The self-sterilization food bag prepared through the preparation method has excellent mechanical strength and sterilization capability, and the self-sterilization food bag can be industrially produced in batch as the raw materials in the preparation method can be easily obtained.
Description
Technical field
The present invention relates to food bag, particularly, relate to a kind of from sterilization food bag and preparation method thereof.
Background technology
Food bag, as the term suggests the sack being dress food, a slight sack, brings great convenience to the life of the mankind.Food bag can be divided into food-packaging bag and paper foodstuff bag according to material classification, food-packaging bag is because its waterproof, mechanical strength are large and light weight is applied widely, but food-packaging bag easily causes environmental pollution to cause its use amount in reduction gradually, simultaneously in the process accommodating high temperature food, easily distortion and auxiliary agent in food bag easily decompose and pollute food food-packaging bag.For the defect of food-packaging bag, the usage quantity of paper foodstuff bag is in increase gradually.
Although paper foodstuff bag has excellent degradability, and under the condition that temperature is higher stable in properties, the machinery of paper foodstuff bag is slightly poor, and paper foodstuff bag easily makes moist and breed bacteria simultaneously, or even addles.
Summary of the invention
The object of this invention is to provide a kind of from sterilization food bag and preparation method thereof, what obtained by the method has excellent mechanical strength and sterilizing ability from sterilization food bag, and the raw material simultaneously in this preparation method is easy to get and makes this can industrial production from sterilization food bag.
To achieve these goals, the invention provides a kind of preparation method from sterilization food bag, comprising:
1) raw material is mixed also boiling with lime soil with obtained paper pulp;
2) paper pulp carried out wash material, shine white, dnockout, drag for paper, drain and and roasting paper with obtained fumigating paper;
3) fumigating paper is processed into from sterilization food bag;
Wherein, raw material comprises bamboo, bark, fiber crops, Chinese alpine rush, silk, glass fibre, perilla leaf, galangal, cacumen biotae, granatum, loguat leaf, setose thistle, the radix paeoniae rubrathe, oriental wormwood, the fruit of medicinal cornel, cassia seed, curcuma zedoary and Shi Wei.
Pass through technique scheme, the present invention by increasing silk, glass fibre, perilla leaf, galangal, cacumen biotae, granatum, loguat leaf, setose thistle, the radix paeoniae rubrathe, oriental wormwood, the fruit of medicinal cornel, cassia seed, curcuma zedoary and Shi Wei on the basis of bamboo, bark, fiber crops and Chinese alpine rush, synergy between each raw material makes the mechanical characteristics both from sterilization food bag with excellence obtained, and has again excellent anti-microbial property and makes this food bag have the possibility of widespread use.Each raw material simultaneously in this preparation method is easy to get, and makes this preparation method to be able to spread further.
Other features and advantages of the present invention are described in detail in detailed description of the invention part subsequently.
Detailed description of the invention
Below the specific embodiment of the present invention is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
The invention provides a kind of preparation method from sterilization food bag, comprising:
1) raw material is mixed also boiling with lime soil with obtained paper pulp;
2) paper pulp carried out wash material, shine white, dnockout, drag for paper, drain and and roasting paper with obtained fumigating paper;
3) fumigating paper is processed into from sterilization food bag;
Wherein, raw material comprises bamboo, bark, fiber crops, Chinese alpine rush, silk, glass fibre, perilla leaf, galangal, cacumen biotae, granatum, loguat leaf, setose thistle, the radix paeoniae rubrathe, oriental wormwood, the fruit of medicinal cornel, cassia seed, curcuma zedoary and Shi Wei.
In the present invention, the concrete kind of bamboo can be selected in wide scope, but has more excellent mechanical characteristics and sterilizing ability from sterilization food bag in order to obtained, preferably, bamboo be selected from mao bamboon, bitter bamboo and cizu one or more.
In the present invention, the concrete kind of bark can be selected in wide scope, but has more excellent mechanical characteristics and sterilizing ability from sterilization food bag in order to obtained, preferably, bark be selected from wingceltis, Sang Pi and structure skin one or more.
In the present invention, the concrete kind of fiber crops can be selected in wide scope, but has more excellent mechanical characteristics and sterilizing ability from sterilization food bag in order to obtained, preferably, fiber crops be selected from hemp, ramie, flax, piemarker and jute one or more.
In step 1) in, the concrete consumption of each material can be selected in wide scope, can remove quickly to make the pectin between the fibers of adhesion in raw material and lignin and then fiber is scatter quickly, preferably, relative to the raw material of 100 weight portions, the consumption of lime soil is 200-500 weight portion.Wherein, the concrete concentration of lime soil also can be selected in wide scope, but in order to improve the effect of boiling further, more preferably, in lime soil, the content of calcium hydroxide is 0.15-0.18 % by weight.
Simultaneously, content in raw material between each material can be selected in wide scope, but in order to obtained has more excellent mechanical characteristics and sterilizing ability from sterilization food bag, preferably, in the feed, relative to the described bamboo of 100 weight portions, the consumption of bark is 20-40 weight portion, the consumption of fiber crops is 15-30 weight portion, the consumption of Chinese alpine rush is 5-10 weight portion, the consumption of silk is 3-5 weight portion, the consumption of glass fibre is 1-2 weight portion, the consumption of perilla leaf is 0.5-1.5 weight portion, the consumption of galangal is 3-4 weight portion, the consumption of cacumen biotae is 4-8 weight portion, the consumption of granatum is 2-6 weight portion, the consumption of loguat leaf is 1-5 weight portion, the consumption of setose thistle is 1-2 weight portion, the consumption of the radix paeoniae rubrathe is 0.5-2 weight portion, the consumption of oriental wormwood is 1-4 weight portion, the consumption of the fruit of medicinal cornel is 2-7 weight portion, the consumption of cassia seed is 1-3 weight portion, the 2-4 consumption of curcuma zedoary is weight portion, the consumption of Shi Wei is 1.5-3.5 weight portion.
On the basis of the above, in step 1) in, the condition of boiling also can be selected in wide scope, but in order to obtain paper pulp quickly, preferably, boiling meets the following conditions: boiling temperature is 110-200 DEG C, and digestion time is 4-6 days.
In addition, in step 2) in, shine white condition and also can select in wide scope, but in order to make paper pulp to bleach faster, preferably, shining and meeting the following conditions in vain: shining white temperature is 15-35 DEG C, and shining the white time is the 2-3 month.
In addition, in order to increase work efficiency further, preferably, in step 1) before, method also comprises: soaked in water by raw material.Wherein, the condition of immersion also can be selected in wide scope, but can moltenly faster remove in order to the impurity of solubility in raw material, and more preferably, immersion meets the following conditions: soaking temperature is 15-35 DEG C, and soak time is 7-10 days.
Present invention also offers a kind of from sterilization food bag, be prepared from by above-mentioned method from sterilization food bag.
Below will be described the present invention by embodiment.In following examples, tensile strength (σ b/kNm
-1) and fracture time percentage elongation (δ/%) parameter recorded by the method for GB GB/T 12914-2008; In test example, staphylococcus aureus, bacillus subtilis and colibacillary fungistatic effect parameter are recorded by the method (inhibition zone method) defending regulation in method prison [2002] No. 229 " disinfection technology standard " (version in 2002); Total plate count (n/cfug
-1) parameter recorded by the method for GB GB 4789.2-2010.
Embodiment 1
1) at 150 DEG C, raw material is mixed with lime soil (content of calcium hydroxide is 0.17 % by weight) and boiling 5 days with obtained paper pulp; Wherein, the mass ratio of raw material and lime soil is 1:4, containing mao bamboon, wingceltis, hemp, Chinese alpine rush, silk, glass fibre (long 1mm and diameter is 0.5mm), perilla leaf, galangal, cacumen biotae, granatum, loguat leaf, setose thistle, the radix paeoniae rubrathe, oriental wormwood, the fruit of medicinal cornel, cassia seed, curcuma zedoary and Shi Wei (weight ratio of each material is 100:30:25:7:4:1.5:1:3.5:6:4:3:1.5:1.5:2:4:2:3:2) in raw material.
2) described paper pulp is carried out washing material until wash out without booty and obtainedly wash material paper pulp;
3) above-mentioned material paper pulp of washing is shone obtained solarization in white February blank sheet of paper slurry at 25 DEG C;
4) above-mentioned solarization blank sheet of paper slurry is carried out ramming until become mud paste to obtain mud cream paper pulp;
5) above-mentioned mud cream paper pulp is placed in water and carries out dragging for l Water Paper made of paper;
6) above-mentioned l Water Paper is carried out at 40 DEG C cure obtained fumigating paper;
7) above-mentioned fumigating paper is processed into from sterilization food bag A1.
Embodiment 2
1) at 200 DEG C, raw material is mixed with lime soil (content of calcium hydroxide is 0.18 % by weight) and boiling 6 days with obtained paper pulp; Wherein, the mass ratio of raw material and lime soil is 1:5, containing bitter bamboo, mulberry skin, flax, Chinese alpine rush, silk, glass fibre (long 1mm and diameter is 0.5mm), perilla leaf, galangal, cacumen biotae, granatum, loguat leaf, setose thistle, the radix paeoniae rubrathe, oriental wormwood, the fruit of medicinal cornel, cassia seed, curcuma zedoary and Shi Wei (weight ratio of each material is 100:40:30:10:5:2:1.5:4:8:6:5:2:2:4:7:3:4:3.5) in raw material.
2) described paper pulp is carried out washing material until wash out without booty and obtainedly wash material paper pulp;
3) above-mentioned material paper pulp of washing is shone obtained solarization in white March blank sheet of paper slurry at 35 DEG C;
4) above-mentioned solarization blank sheet of paper slurry is carried out ramming until become mud paste to obtain mud cream paper pulp;
5) above-mentioned mud cream paper pulp is placed in water and carries out dragging for l Water Paper made of paper;
6) above-mentioned l Water Paper is carried out at 40 DEG C cure obtained fumigating paper;
7) above-mentioned fumigating paper is processed into from sterilization food bag A1.
Embodiment 3
1) at 110 DEG C, raw material is mixed with lime soil (content of calcium hydroxide is 0.15 % by weight) and boiling 4 days with obtained paper pulp; Wherein, the mass ratio of raw material and lime soil is 1:2, containing cizu, structure skin, jute, Chinese alpine rush, silk, glass fibre (long 1mm and diameter is 0.5mm), perilla leaf, galangal, cacumen biotae, granatum, loguat leaf, setose thistle, the radix paeoniae rubrathe, oriental wormwood, the fruit of medicinal cornel, cassia seed, curcuma zedoary and Shi Wei (weight ratio of each material is 100:20:15:5:3:1:0.5:3:4:2:1:1:0.5:1:2:1:2:1.5) in raw material.
2) described paper pulp is carried out washing material until wash out without booty and obtainedly wash material paper pulp;
3) above-mentioned material paper pulp of washing is shone obtained solarization in white March blank sheet of paper slurry at 15 DEG C;
4) above-mentioned solarization blank sheet of paper slurry is carried out ramming until become mud paste to obtain mud cream paper pulp;
5) above-mentioned mud cream paper pulp is placed in water and carries out dragging for l Water Paper made of paper;
6) above-mentioned l Water Paper is carried out at 40 DEG C cure obtained fumigating paper;
7) above-mentioned fumigating paper is processed into from sterilization food bag A3.
Embodiment 4
Carry out obtained from sterilization food bag A4 according to the method for embodiment 1, difference is in step 1) before, raw material is soaked 8 days at 25 DEG C.
Comparative example 1
Carry out obtained from sterilization food bag B1 according to the method for embodiment 1, difference is without silk in raw material.
Comparative example 2
Carry out obtained from sterilization food bag B2 according to the method for embodiment 1, difference is without glass fibre in raw material.
Comparative example 3
Carry out obtained from sterilization food bag B3 according to the method for embodiment 1, difference is without perilla leaf in raw material.
Comparative example 4
Carry out obtained from sterilization food bag B4 according to the method for embodiment 1, difference is without galangal in raw material.
Comparative example 5
Carry out obtained from sterilization food bag B5 according to the method for embodiment 1, difference is without cacumen biotae in raw material.
Comparative example 6
Carry out obtained from sterilization food bag B6 according to the method for embodiment 1, difference is without granatum in raw material.
Comparative example 7
Carry out obtained from sterilization food bag B7 according to the method for embodiment 1, difference is without loguat leaf in raw material.
Comparative example 8
Carry out obtained from sterilization food bag B8 according to the method for embodiment 1, difference is without setose thistle in raw material.
Comparative example 9
Carry out obtained from sterilization food bag B9 according to the method for embodiment 1, difference is without the radix paeoniae rubrathe in raw material.
Comparative example 10
Carry out obtained from sterilization food bag B10 according to the method for embodiment 1, difference is without oriental wormwood in raw material.
Comparative example 11
Carry out obtained from sterilization food bag B11 according to the method for embodiment 1, difference is without the fruit of medicinal cornel in raw material.
Comparative example 12
Carry out obtained from sterilization food bag B12 according to the method for embodiment 1, difference is without cassia seed in raw material.
Comparative example 13
Carry out obtained from sterilization food bag B13 according to the method for embodiment 1, difference is without curcuma zedoary in raw material.
Comparative example 14
Carry out obtained from sterilization food bag B14 according to the method for embodiment 1, difference is without stone reed in raw material.
Test example 1
Tensile strength (σ b/kNm is carried out according to the method for GB GB/T 12914-2008 by from sterilization food bag A1-A4 and B1-B14
-1) and fracture time percentage elongation (δ/%) parameter testing, concrete outcome is in table 1.
Test example 2
To be placed in the uncovered environment of 30 DEG C from sterilization food bag A1-A4 and B1-B14, and air humidity is 8 grams of water/m
3, within 10 days, detect total plate count (n/cfug by the method for GB GB 4789.2-2010 afterwards
-1), concrete outcome is in table 1.
Test example 3
Each food bag is detected to staphylococcus aureus, bacillus subtilis and colibacillary fungistatic effect by the method (inhibition zone method) defending regulation in method prison [2002] No. 229 " disinfection technology standard " (version in 2002) by from sterilization food bag A1-A4 and B1-B14, wherein the radius of the inhibition zone of staphylococcus aureus is r1/mm, the radius of the inhibition zone of bacillus subtilis is r2/mm, and the radius of golden colibacillary inhibition zone is r3/mm.
Table 1
| σb/kN·m -1 | δ/％ | n/cfu·g -1 | r1/mm | r2/mm | r3/mm | |
| A1 | 7.9 | 4.8 | 9 | 19.0 | 15.8 | 7.7 |
| A2 | 8.0 | 5.2 | 8 | 18.8 | 16.4 | 8.0 |
| A3 | 8.1 | 5.0 | 7 | 19.5 | 15.6 | 8.1 |
| A4 | 8.4 | 5.4 | 8 | 18.9 | 15.2 | 7.2 |
| B1 | 5.2 | 3.6 | 16 | 19.6 | 16.8 | 8.7 |
| B2 | 5.6 | 3.3 | 21 | 19.7 | 17.0 | 9.0 |
| B3 | 7.3 | 4.3 | 22 | 23.7 | 19.0 | 9.5 |
| B4 | 7.4 | 4.4 | 18 | 22.5 | 18.8 | 10.0 |
| B5 | 7.7 | 4.7 | 17 | 21.5 | 19.1 | 10.3 |
| B6 | 7.2 | 4.6 | 16 | 22.0 | 19.5 | 10.4 |
| B7 | 7.1 | 4.7 | 15 | 22.1 | 19.2 | 9.9 |
| B8 | 7.3 | 4.1 | 19 | 22.8 | 19.3 | 10.6 |
| B9 | 7.0 | 4.2 | 21 | 21.6 | 19.5 | 10.4 |
| B10 | 6.9 | 4.0 | 19 | 22.7 | 19.3 | 9.9 |
| B11 | 7.4 | 4.6 | 18 | 22.5 | 19.6 | 9.6 |
| B12 | 7.5 | 4.4 | 17 | 22.4 | 18.7 | 10.4 |
| B13 | 7.8 | 4.5 | 18 | 23.2 | 18.0 | 9.8 |
| B14 | 7.6 | 4.1 | 19 | 24.4 | 18.4 | 9.5 |
From above-described embodiment, test example and comparative example, in the present invention, σ b and δ (especially B1 and B2) of B1-B14 is significantly less than σ b and δ of A1-A4, and the mechanical characteristics of the larger explanation food bag of σ b and δ is better, illustrate thus, the synergy of silk, glass fibre, perilla leaf, galangal, cacumen biotae, granatum, loguat leaf, setose thistle, the radix paeoniae rubrathe, oriental wormwood, the fruit of medicinal cornel, cassia seed, curcuma zedoary and Shi Wei can improve the mechanical characteristics of food bag; And n, r1, r2 and r3 (especially B3-B14) of B1-B14 is obviously greater than n, r1, r2 and r3 of A1-A4 in the present invention, and the bactericidal property of the less explanation food bag of n, r1, r2 and r3 is better, illustrate thus, the synergy of silk, glass fibre, perilla leaf, galangal, cacumen biotae, granatum, loguat leaf, setose thistle, the radix paeoniae rubrathe, oriental wormwood, the fruit of medicinal cornel, cassia seed, curcuma zedoary and Shi Wei can improve the bactericidal property of food bag.
More than describe the preferred embodiment of the present invention in detail; but the present invention is not limited to the detail in above-mentioned embodiment, within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out combination in any between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. from a preparation method for sterilization food bag, it is characterized in that, comprising:
1) raw material is mixed also boiling with lime soil with obtained paper pulp;
2) described paper pulp carried out wash material, shine white, dnockout, drag for paper, drain and and roasting paper with obtained fumigating paper;
3) described fumigating paper is processed into from sterilization food bag;
Wherein, described raw material comprises bamboo, bark, fiber crops, Chinese alpine rush, silk, glass fibre, perilla leaf, galangal, cacumen biotae, granatum, loguat leaf, setose thistle, the radix paeoniae rubrathe, oriental wormwood, the fruit of medicinal cornel, cassia seed, curcuma zedoary and Shi Wei.
2. preparation method according to claim 1, wherein, described bamboo be selected from mao bamboon, bitter bamboo and cizu one or more;
Preferably, described bark is selected from one or more in wingceltis, Sang Pi and structure skin;
More preferably, described fiber crops are selected from one or more in hemp, ramie, flax, piemarker and jute.
3. preparation method according to claim 2, wherein, relative to the described raw material of 100 weight portions, the consumption of described lime soil is 200-500 weight portion.
4. preparation method according to claim 3, wherein, in described lime soil, the content of calcium hydroxide is 0.15-0.18 % by weight.
5. preparation method according to claim 3, wherein, in described raw material, relative to the described bamboo of 100 weight portions, the consumption of described bark is 20-40 weight portion, the consumption of described fiber crops is 15-30 weight portion, the consumption of described Chinese alpine rush is 5-10 weight portion, the consumption of described silk is 3-5 weight portion, the consumption of described glass fibre is 1-2 weight portion, the consumption of described perilla leaf is 0.5-1.5 weight portion, the consumption of described galangal is 3-4 weight portion, the consumption of described cacumen biotae is 4-8 weight portion, the consumption of described granatum is 2-6 weight portion, the consumption of described loguat leaf is 1-5 weight portion, the consumption of described setose thistle is 1-2 weight portion, the consumption of the described radix paeoniae rubrathe is 0.5-2 weight portion, the consumption of described oriental wormwood is 1-4 weight portion, the consumption of the described fruit of medicinal cornel is 2-7 weight portion, the consumption of described cassia seed is 1-3 weight portion, the 2-4 consumption of described curcuma zedoary is weight portion, the consumption of described stone reed is 1.5-3.5 weight portion.
6. the preparation method according to any one in claim 1-5, wherein, described boiling meets the following conditions: boiling temperature is 110-200 DEG C, and digestion time is 4-6 days.
7. the preparation method according to any one in claim 1-5, wherein, described solarization meets the following conditions in vain: shining white temperature is 15-35 DEG C, and shining the white time is the 2-3 month.
8. the preparation method according to any one in claim 1-5, wherein, in step 1) before, described method also comprises: soaked in water by described raw material.
9. preparation method according to claim 8, wherein, described immersion meets the following conditions: soaking temperature is 15-35 DEG C, and soak time is 7-10 days.
10. from a sterilization food bag, it is characterized in that, to be describedly prepared from by the method described in any one in claim 1-9 from sterilization food bag.
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| CN106087504A (en) * | 2016-06-17 | 2016-11-09 | 铜陵方正塑业科技有限公司 | Antibacterial food bag and preparation method thereof |
| CN106087589A (en) * | 2016-06-17 | 2016-11-09 | 铜陵方正塑业科技有限公司 | Anti-abnormal flavour food bag and preparation method thereof |
| CN106087531A (en) * | 2016-06-17 | 2016-11-09 | 铜陵方正塑业科技有限公司 | Antifungal food bag and preparation method thereof |
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Application publication date: 20151021 |