CN101190980A - Plastic formulation for ventilating moisture-keeping edible mushroom cultivating bag - Google Patents
Plastic formulation for ventilating moisture-keeping edible mushroom cultivating bag Download PDFInfo
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- CN101190980A CN101190980A CNA2006101490944A CN200610149094A CN101190980A CN 101190980 A CN101190980 A CN 101190980A CN A2006101490944 A CNA2006101490944 A CN A2006101490944A CN 200610149094 A CN200610149094 A CN 200610149094A CN 101190980 A CN101190980 A CN 101190980A
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Abstract
The invention provides a plastic formula of edible fungi cultivating bags, which is modified by filling super fine ground fillers into resin, and which produces micropores and fractures by not adding or adding as less as possible coupler to cause incomplete dissolve between the resin and the fillers; the films formed by rolling or stretch blow molding is characterized by gas permeation, oxygen regulation, water preservation and prevention of mixed bacterium invasion and the properties of accelerated aging and easily degrading. The plastic formula can also be applied to plastic films, thin films used for food and medical, packages, etc.
Description
The present invention relates to plastic formula, especially have the plastic formula of the edible mushroom cultivating bag of ventilative, moisture-keeping efficacy.
The status of Edible Fungi in daily nonstaple food supply and rural economic development and effect are remarkable day by day, cause countries in the world extensive concern and attention.But because the edible characteristic of mending medicine of edible mushrooms, the development edible mushrooms has become the pillar of the local economy industry.In the prior art, the cultivation of edible mushrooms is example with the mushroom, and its explained hereafter flow process is: raw material preparation, culture material preparation, pack, sterilization, inoculation, bacterium bag are sent out bacterium, are taken off a sport technique segment such as a bag grand style, annesl and management of producing mushroom.Raw material is therebetween prepared, and comprises being ready to plastics bag, cultivates so that culture material is put into plastics bag.General technical literature comprises that " the edible fungus culturing handbook is meant use high-density low pressure polyethylene plastics to the technical requirements of plastics bag, if need the then use acrylic plastering of high-temperature sterilization.Make a general survey of Edible Fungi industry and edible mushroom cultivating bag production industry, be mostly to carry out the blowing bag with high-density low pressure polyethylene resin (HDPE) or linear low density polyethylene resin (LLDPE) or the pure material of polypropylene (PP) resin.Also there are auxiliary agents such as adding a spot of filler, lubricant to carry out modification and handle, improving process industrial art performance or to reduce cost, but its performance is not had the change of matter.In the prior art, use high density polyethylene(HDPE) (HDPE) though wait the edible mushroom cultivating bag of resin making that mechanical property is preferably arranged, as: shock-resistance, thermotolerance, but to the environment that edible fungus culturing is built not is ideal environment, because of send out the process of bacterium behind the edible fungi inoculation in the prior art at the bacterium bag, in airproof state, carry out.If blow-by, contact with air and just may have that assorted bacterium is invaded and moisture content can evaporate and reduce output.Growing of mycelia also will be breathed, and transfer oxygen, oxygenation, discharge carbonic acid gas, keep suitable oxygen, moisture content, humidity, temperature just to be beneficial to the development growth of mycelia.In the prior art, the postvaccinal certain period will be to supplemental oxygen in the cultivation bag of sealing, as " the edible fungus culturing handbook is introduced, " after diffusion spreads 5 centimetres, carrying out the micropore oxygenating with the pinprick thorn all around bacterium cave mycelia ".Also to carry out later on for the second time, thorn oxygenating for the third time, take off bag until cutting bag, spend bigger manpower, time, energy, the especially opportunity of GPRS thorn, position and quantity, thorn also is local oxygenating.
Purpose of the present invention is exactly in order to overcome above-mentioned weak point, a kind of plastic formula of cultivating bag of edibility bacteria growing is provided, the edible mushroom cultivating bag of making of this plastic formula has very trickle hole crack, can slowly breathe freely, allow airborne oxygen, nitrogen, carbonic acid gas pass through, can prevent the evaporation of moisture content again, reach oxygenation, water conservation, humidity-holding effect, can also stop airborne assorted bacterium invasion to be cultivated in the material, be beneficial to the growing and cultivating of edible mushrooms, improve output.
According to purpose of the present invention, task of the present invention is achieved in that in resin, comprises HDPE or/and in the resins such as LLDPE or/and PP, add an amount of ultra tiny CaCO
3In plastic formula, in resin, add CaCO as everyone knows
3Be the most frequently used filler modified prescription, for making resin and inorganic fillers compatible, need add an amount of coupling agent therebetween, make it abundant or compatible fully, this is a general knowledge.The present invention then acts in a diametrically opposite way, and is to add less as far as possible or do not add coupling agent, makes resin and inorganics compatible insufficient, incomplete, and this avoids repentant in the prescription of other plastics, and is unsuitable.The present invention then utilizes its uncompatibility or compatible insufficient and produce countless imperceptible apertures, rimala and reach purpose ventilative, that transfer oxygen, preserve moisture.Especially after this plastics prescription hot melt blowing or calendering were drawn into film, its ventilative water retention property can be more obvious.
According to the present invention, include resin Composition (A), filler (B) coupling agent (C) in the above-mentioned plastics prescription;
Resin Composition (A) is:
(i) HDPE, i.e. high-density low pressure polyethylene, or/and
(ii) LLDPE, i.e. linear low density polyethylene, or/and
(iii) PP, i.e. polypropylene;
Resin Composition (A) accounts for 60～90% of gross weight; Preferred version is 75～82%.
Filler (B) is:
(i) super fine calcium carbonate, particle diameter＜0.00002mm, or
(ii) super fine calcium carbonate and talcous combination;
Filler (B) accounts for 5～40% of resin combination (A) and filler (B) gross weight; Preferred version is 8～13%.
Coupling agent (C) is an aluminic acid lipid coupling agent;
Coupling agent (C) accounts for 0～0.4% of filler (B) weight, and preferred version is 0～0.1%.
The present invention's above-mentioned plastic formula of also giving chapter and verse, add auxiliary agents such as lubricant, brightening agent to improve the processing performance of blowing bag, especially add 2.5～3.5% the stearic acid external lubricant and the brightening agent of 1.8～2.5% macromolecule wax internal lubricants and 0.8～1.2% ethylenebisstearamide (EBS), can eliminate because of adding or do not add coupling agent less and make compatible insufficient defectives such as sticking to mould, surface irregularity that cause.
Among the present invention, that prescription (A) can be selected is a kind of, two or three resin combination forms, and is to select according to the processing requirement of different edible fungus culturings, as the then available HDPE of boiling sterilization under at normal pressure or/and LLDPE; If sterilization then will be used PP under High Temperature High Pressure; Also can add a little P P or/and LLDPE based on HDPE.
Filler (B) is that super fine calcium carbonate, particle diameter are answered＜0.00002mm, also can be super fine calcium carbonate and talcous mixture, and the filler of selecting for use among the present invention (B) is when adding is measured near can not adding coupling agent down in limited time; On the basis that guarantees working strength, get middle limit, go up in limited time when filler (B), can add a small amount of coupling agent, only part is compatible with resin to make filler (B), or compatible insufficient.Owing to do not contained fully between the particle of filler (B) by resin, there are hole, crack, especially after this plastics prescription hot melt blowing or calendering being drawn into film, can allow airborne oxygen, nitrogen, carbonic acid gas pass through,, be difficult for allowing the aqueous vapor of cultivating in the bag distribute again for cultivating mycelial growth oxygenation, the accent oxygen in the bag, reach the effect that oxygenation transfers oxygen, water conservation to preserve moisture, because micropore carefully can stop airborne assorted bacterium invasion, be more conducive to the growing and cultivating of edible mushrooms, improve output.
In the plastic formula provided by the invention, if add CaCO
35～20% gac micro mist of input amount, better because of the adsorption of gac to the effect that stops assorted bacterium invasion, also want lucifuge that ideal environment more is provided the early stage of sending out bacterium for some edible mushrooms.
Because plastic formula provided by the invention, not only can be used as the plastic formula of edible mushroom cultivating bag, also can be used as the plastic formula in packing bag fields such as agricultural mulching, greenhouse film and food, medical supplies, these plastic film goods mostly are the disposable use of short-term, cause the existing plastic membrane product of white pollution to alleviate to some extent after dissolving in the Nature.Plastic formula provided by the present invention, compatible with filler insufficient because of resin, plastics use the back abandoned, under the effect of light, heat, water, air, machinery, trickle CaCO
3Easily come off from resin, can wear out in than short-term, so degraded is more favourable to environment protection.
Air permeable humidity retaining edible mushroom cultivating bag plastic formula provided by the invention has oxygenation, transfers oxygen, water conservation to preserve moisture, stop assorted bacterium invasion to improve the efficacy advantages of output, and this prescription also can be applicable to film, and also there is same effect in the plastic packaging bag field.Waste after the use has the easily performance of degraded of short ageing, is more conducive to environment protection.
The embodiment of the following stated describes the present invention in detail.In these embodiments, unless otherwise indicated, all umbers or per-cent are all by weight.
Embodiment 1
HDPE 60kg CaCO
340kg coupling agent 0.16kg
Embodiment 2
HDPE 90kg CaCO
3 10kg
Embodiment 3
HDPE 80kg CaCO
320kg coupling agent 0.04kg
Embodiment 4
LLDPE 62kg CaCO
338kg coupling agent 0.07kg
Embodiment 5
LLDPE?88kg CaCO
3 12kg
Embodiment 6
LLDPE 82kg CaCO
318kg coupling agent 0.04kg
Embodiment 7
PP 65kg CaCO
335kg coupling agent 0.06kg
Embodiment 8
PP 90kg CaCO
3 10kg
Embodiment 9
PP 85kg CaCO
3 15kg
Embodiment 10
HDPE 70kg LLDPE 18kg CaCO
3 12kg
Embodiment 11
HDPE 75kg PP 15kg CaCO
3 10kg
Embodiment 12
LLDPE 35kg PP 35kg CaCO
3 30kg
Coupling agent 0.06kg
Embodiment 13
HDPE 60kg LLDPE 10kg PP 10kg
CaCO
320kg coupling agent 0.02kg
Embodiment 14
HDPE 70kg LLDPE 10kg CaCO
312kg talcum powder 2kg stearic acid 3kg polymer paraffin 2kg
Ethylenebisstearamide 1kg
Embodiment 15
HDPE 68kg LLDPE 10kg CaCO
3 14kg
Stearic acid 3kg polymer paraffin 2kg gac 2kg
Ethylenebisstearamide 1kg
Embodiment 16
HDPE 50kg LLDPE 15kg PP 10kg
CaCO
312kg talcum powder 6kg gac 1.8kg
Stearic acid 2.5kg macromolecule wax 1.8kg ethylenebisstearamide 0.9kg
Claims (5)
1. the plastic formula of an edible mushroom cultivating bag comprises resin prescription (A), filler (B), coupling agent (C), and it is characterized in that: resin Composition (A) is
(i) HDPE, i.e. high-density low pressure polyethylene, or/and
(ii) LLDPE, i.e. linear low density polyethylene, or/and
(iii) PP, i.e. polypropylene;
Filler (B) is
(i) super fine calcium carbonate, particle diameter＜0.00002mm, or
(ii) super fine calcium carbonate and talcous combination;
Coupling agent (C) is an aluminic acid lipid coupling agent;
Filler (B) accounts for 5～40% of resin combination (A) and filler (B) gross weight;
Coupling agent (C) accounts for 0～0.4% of filler (B) weight.
2. plastic formula according to claim 1 is characterized in that:
Filler (B) accounts for 8～13% of resin combination (A) and filler (B) gross weight;
Coupling agent (C) accounts for 0～0.1% of filler (B) weight.
3. according to claim 1 and 2 described plastic formulas, it is characterized in that: also add
(i) account for the external lubricant of gross weight 2.5～3.5%,
(ii) account for the internal lubricant of gross weight 1.8～2.2%,
(iii) account for the brightening agent of gross weight 0.8～1.2%;
External lubricant can be selected stearic acid for use, and internal lubricant can be selected polymer paraffin for use, and brightening agent can be selected ethylenebisstearamide (EBS) for use.
4. according to claim 1,2,3 described plastic formulas, it is characterized in that: also add the gac micro mist, add-on is CaCO
35～20% of input amount.
5. according to the plastic formula of claim 1,2,3,4 described edible mushroom cultivating bags, it is characterized in that: also can be applicable to mulch film, the plastic formula of food, pharmaceutical film, packing bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101490944A CN101190980A (en) | 2006-11-23 | 2006-11-23 | Plastic formulation for ventilating moisture-keeping edible mushroom cultivating bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101490944A CN101190980A (en) | 2006-11-23 | 2006-11-23 | Plastic formulation for ventilating moisture-keeping edible mushroom cultivating bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101190980A true CN101190980A (en) | 2008-06-04 |
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ID=39486191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101490944A Pending CN101190980A (en) | 2006-11-23 | 2006-11-23 | Plastic formulation for ventilating moisture-keeping edible mushroom cultivating bag |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101747108A (en) * | 2008-12-01 | 2010-06-23 | 周炜坚 | Formula of shiitake cultivation bag |
| CN102336950A (en) * | 2011-07-23 | 2012-02-01 | 佛山市衡龙科技有限公司 | LDPE (Low-Density Polyethylene) agricultural film composite material and preparation process thereof |
| CN102464819A (en) * | 2010-11-04 | 2012-05-23 | 郑伟春 | Ultrathin breathable insulated edible fungus cultivation bag and preparation method thereof |
| CN101798412B (en) * | 2009-11-30 | 2012-11-21 | 芜湖同达新材料科技有限公司 | Environment-friendly composite modified resin product for packaging food and preparation method thereof |
| CN103601952A (en) * | 2013-10-25 | 2014-02-26 | 安徽冠泓塑业有限公司 | Plastic blue bucket material |
| CN103724774A (en) * | 2013-12-31 | 2014-04-16 | 佛山佛塑科技集团股份有限公司 | Calendered alloy material and preparation method for alloy material membrane |
| CN104327362A (en) * | 2014-11-25 | 2015-02-04 | 曾令钢 | Agrocybe aegerita culture bag and preparation method thereof |
| CN104558762A (en) * | 2014-12-05 | 2015-04-29 | 南宁市金装塑料彩印有限公司 | Film for food and production method thereof |
| CN104817759A (en) * | 2015-04-17 | 2015-08-05 | 柳州蔚园塑料彩印包装有限责任公司 | Plastic packaging bag preparation method |
| CN104893094A (en) * | 2015-03-26 | 2015-09-09 | 苏州市德莱尔建材科技有限公司 | Anti-ageing polypropylene film and preparation method therefor |
| CN105001488A (en) * | 2015-07-06 | 2015-10-28 | 无锡佳泰科技有限公司 | Plastic film blending material, and processing method thereof |
| CN105330953A (en) * | 2015-12-14 | 2016-02-17 | 民勤县邦德贸易有限公司 | Water retention resin master batch for compositin mulching film and preparation method thereof |
| CN106243501A (en) * | 2016-08-18 | 2016-12-21 | 江苏绿洲园艺绿化有限公司 | A kind of preparation method of ageing-resistant ventilative preventing atomization gardening film |
| CN106349538A (en) * | 2016-08-26 | 2017-01-25 | 王钰淇 | Mulching film capable of being decomposed quickly |
| CN107177081A (en) * | 2017-07-13 | 2017-09-19 | 宿松县罗汉宕农林开发有限公司 | A kind of heat-resisting ageing-resisting Tea planting plastic film |
| CN107698847A (en) * | 2017-10-20 | 2018-02-16 | 翔天农业开发集团股份有限公司 | A kind of oxygen flow edible mushroom cultivating bag and preparation method thereof |
| CN108928082A (en) * | 2018-08-01 | 2018-12-04 | 浙江金瑞薄膜材料有限公司 | The wet high ventilated membrane of preserving fruit and vegetable utilizing low-resistance and its production method |
| CN111758502A (en) * | 2019-04-02 | 2020-10-13 | 任岛峰 | Production method of fungus bag capable of converting organic matters into edible fungi food |
-
2006
- 2006-11-23 CN CNA2006101490944A patent/CN101190980A/en active Pending
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101747108A (en) * | 2008-12-01 | 2010-06-23 | 周炜坚 | Formula of shiitake cultivation bag |
| CN101798412B (en) * | 2009-11-30 | 2012-11-21 | 芜湖同达新材料科技有限公司 | Environment-friendly composite modified resin product for packaging food and preparation method thereof |
| CN102464819A (en) * | 2010-11-04 | 2012-05-23 | 郑伟春 | Ultrathin breathable insulated edible fungus cultivation bag and preparation method thereof |
| CN102464819B (en) * | 2010-11-04 | 2013-07-10 | 郑伟春 | Ultrathin breathable insulated edible fungus cultivation bag and preparation method thereof |
| CN102336950A (en) * | 2011-07-23 | 2012-02-01 | 佛山市衡龙科技有限公司 | LDPE (Low-Density Polyethylene) agricultural film composite material and preparation process thereof |
| CN102336950B (en) * | 2011-07-23 | 2013-09-11 | 佛山市衡龙科技有限公司 | LDPE (Low-Density Polyethylene) agricultural film composite material and preparation process thereof |
| CN103601952A (en) * | 2013-10-25 | 2014-02-26 | 安徽冠泓塑业有限公司 | Plastic blue bucket material |
| CN103601952B (en) * | 2013-10-25 | 2015-10-14 | 安徽冠泓塑业有限公司 | A kind of Plastic blue bucket material |
| CN103724774B (en) * | 2013-12-31 | 2015-07-08 | 佛山佛塑科技集团股份有限公司 | Calendered alloy material and preparation method for alloy material membrane |
| CN103724774A (en) * | 2013-12-31 | 2014-04-16 | 佛山佛塑科技集团股份有限公司 | Calendered alloy material and preparation method for alloy material membrane |
| CN104327362A (en) * | 2014-11-25 | 2015-02-04 | 曾令钢 | Agrocybe aegerita culture bag and preparation method thereof |
| CN104558762A (en) * | 2014-12-05 | 2015-04-29 | 南宁市金装塑料彩印有限公司 | Film for food and production method thereof |
| CN104893094A (en) * | 2015-03-26 | 2015-09-09 | 苏州市德莱尔建材科技有限公司 | Anti-ageing polypropylene film and preparation method therefor |
| CN104817759A (en) * | 2015-04-17 | 2015-08-05 | 柳州蔚园塑料彩印包装有限责任公司 | Plastic packaging bag preparation method |
| CN105001488A (en) * | 2015-07-06 | 2015-10-28 | 无锡佳泰科技有限公司 | Plastic film blending material, and processing method thereof |
| CN105330953A (en) * | 2015-12-14 | 2016-02-17 | 民勤县邦德贸易有限公司 | Water retention resin master batch for compositin mulching film and preparation method thereof |
| CN106243501A (en) * | 2016-08-18 | 2016-12-21 | 江苏绿洲园艺绿化有限公司 | A kind of preparation method of ageing-resistant ventilative preventing atomization gardening film |
| CN106349538A (en) * | 2016-08-26 | 2017-01-25 | 王钰淇 | Mulching film capable of being decomposed quickly |
| CN107177081A (en) * | 2017-07-13 | 2017-09-19 | 宿松县罗汉宕农林开发有限公司 | A kind of heat-resisting ageing-resisting Tea planting plastic film |
| CN107698847A (en) * | 2017-10-20 | 2018-02-16 | 翔天农业开发集团股份有限公司 | A kind of oxygen flow edible mushroom cultivating bag and preparation method thereof |
| CN108928082A (en) * | 2018-08-01 | 2018-12-04 | 浙江金瑞薄膜材料有限公司 | The wet high ventilated membrane of preserving fruit and vegetable utilizing low-resistance and its production method |
| CN111758502A (en) * | 2019-04-02 | 2020-10-13 | 任岛峰 | Production method of fungus bag capable of converting organic matters into edible fungi food |
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Open date: 20080604 |