CN105462274A - Straw foaming antibacterial heat-preserving material and preparing method thereof - Google Patents
Straw foaming antibacterial heat-preserving material and preparing method thereof Download PDFInfo
- Publication number
- CN105462274A CN105462274A CN201510834705.8A CN201510834705A CN105462274A CN 105462274 A CN105462274 A CN 105462274A CN 201510834705 A CN201510834705 A CN 201510834705A CN 105462274 A CN105462274 A CN 105462274A
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- straw
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- nano titanium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L97/00—Compositions of lignin-containing materials
- C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- 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
- C08L2203/14—Applications used for foams
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to a straw foaming antibacterial heat-preserving material and a preparing method thereof, and belongs to the field of foam composite materials. The material contains the following raw materials in parts by weight: 61-64 parts of straw, 15-18 parts of polyether polyol, 15-18 parts of isocyanic acid, 3-5 parts of nano titanium dioxide, 2-4 parts of a coupling agent, 2-4 parts of a stabilizer, and 3-5 parts of phosphotriester. The straw as a natural plant material has a natural hollow structure and is good in heat-insulation and sound-insulation effects; after foaming, and with addition of the antibacterial agent nano titanium dioxide, the antibacterial, anticorrosion, anti-aging and air-purification effects of the material are enhanced, and the service life of the material is prolonged; with addition of the phosphotriester flame retardant, the flame retardant property of the material is increased; with adopting of the scientific processing method, the material is simple in preparation process and low in cost, accords with the characteristics of low carbon and economy, can be used for manufacturing wall plates and fillers, is used in construction, furniture, automobile and other fields, and is suitable for industrialized production.
Description
Technical field
The invention belongs to foamed composite field, be specifically related to antibacterial lagging material of a kind of straw foamed and preparation method thereof.
Background technology
Stalk fibre, as a kind of native cellulose fibre, has good biodegradability, can become environmentally friendly product.At present these resources are not only well utilized, and we every summer and autumn, just can see the incineration flue gas of field.These flue gases are made troubles to the live and work of people, affect our living environment widely.
Along with the raising of expanding economy, living standards of the people, the use range of foam material is more and more wider, as packaging, damping, sound insulation, heat insulation etc. in use.Enter 21 century, along with the mankind are to the attention more of environment of depending on for existence, under the prerequisite meeting performance, for foamed material product propose economical and practical, facilitate attractive in appearance, reclaim well, be convenient to the requirements such as process.Society, conventional plastic foaming product demand is still very large, but due to the easily aging shortcoming of plastic material, and the problem of environmental pollution therefore produced is given prominence to gradually, makes conventional plastic foam material be subject to great restriction.Exploration utilizes agriculture stalk fibre, by foaming technique, prepares novel stalk fibre foam material, has actual application value, should be paid much attention to.
Wallboard is the material that house ornamentation is conventional, and pattern is multiple, diverse in function, and people can according to the wallboard needing selection suitable of oneself.People can find that after decoration wallboard is easily mouldy, and especially in a humid environment, the work-ing life of wallboard is shorter, is not durable.Existing wallboard also has other shortcoming, as poor performance such as insulation, sound insulation, fire prevention.The wallboard more renewed not only wastes resource, also greatly increases living cost, brings stealthy pressure.
Summary of the invention
For solving the deficiencies in the prior art, the object of the present invention is to provide the antibacterial lagging material of a kind of straw foamed, taking full advantage of agricultural crop straw is raw material, and adds antiseptic-germicide nano titanium oxide, enhances the Antimicrobial preservative of material, aging-resistant performance; Add phosphotriester fire retardant, add the flame retardant properties of material, may be used for making wallboard.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
The antibacterial lagging material of a kind of straw foamed, comprises the raw material of following parts by weight: stalk 61-64 part, polyether glycol 15-18 part, isocyanic acid 15-18 part, nano titanium oxide 3-5 part, coupling agent 2-4 part, stablizer 2-4 part, phosphotriester 3-5 part.
Described stalk is one or more in rice straw, straw, cornstalk, reed stalk.
Described coupling agent is silane coupling agent, as: KH-550, KH-560, KH-570.
Described stablizer is lead salt stabilizer, as: lead sulfate tribasic, dibasic lead phosphite, dibasic lead stearate.
The raw material that the described antibacterial lagging material of a kind of straw foamed is used all can buy acquisition.
A preparation method for the antibacterial lagging material of straw foamed, comprises the following steps:
Step one: adopt mechanical means to pulverize stalk, be broken into length and be less than 5mm, dry for standby;
Step 2: by particle diameter be 40 ± 5nm nano titanium oxide and whiteruss in mass ratio 1:5-1:10 drops in ultrasonoscope after mixing, under power is 1300-1400W condition, processes 150-160S, described nano titanium oxide fully disperseed;
Step 3: add the nano titanium oxide after step 2 process in the stalk after oven dry, and add polyether glycol, isocyanic acid, coupling agent, stablizer, phosphotriester, mixing and stirring, stirring velocity is 100-120r/min, churning time is 6-8min, the natural foaming when room temperature reaches > 15 DEG C;
Step 4: the mixture in step 3 is mated formation into forming mould, in electric heating forming machine, cure under pressure is shaping, mold temperature 70-80 DEG C, pressure 3-6MPa, molding time 3-5min;
Step 5: excision forming.
Beneficial effect of the present invention is: stalk is as natural plant material, there is natural hollow structure, heat insulation, soundproof effect is good, through foaming, and add antiseptic-germicide nano titanium oxide, there is Antimicrobial preservative, aging-resistant effect, extend the work-ing life of material, make nanometer titanium dioxide titanium activator under the effect of this external daylight or light middle-ultraviolet lamp and generate the radical with high catalytic activity, very strong photoxidation and reducing power can be produced, can catalysis, photodissociation is attached to organism and the part inorganicss such as the various formaldehyde of body surface, play the effect purified the air of a room, add phosphotriester fire retardant, add the flame retardant properties of material, and preparation technology is simple, with low cost, meet low-carbon (LC), economic feature, may be used for making wallboard and weighting material thereof, for fields such as building, household, automobiles, be suitable for suitability for industrialized production.
Embodiment
Embodiment 1
The antibacterial lagging material of a kind of straw foamed, comprises the raw material of following parts by weight: rice straw 61 parts, polyether glycol 15 parts, isocyanic acid 15 parts, nano titanium oxide 3 parts, silane coupling agent 2 parts, lead sulfate tribasic 2 parts, phosphotriester 3 parts.
Described silane coupling agent is KH-550 silane coupling agent.
A preparation method for the antibacterial lagging material of straw foamed, comprises the following steps:
Step one: adopt mechanical means to pulverize rice straw, be broken into length and be less than 5mm, dry for standby;
Step 2: by particle diameter be 40 ± 5nm nano titanium oxide and whiteruss in mass ratio 1:5 drops in ultrasonoscope after mixing, under power is 1300W condition, processes 150S, described nano titanium oxide fully disperseed;
Step 3: add the nano titanium oxide after step 2 process in the rice straw after oven dry, and add polyether glycol, isocyanic acid, silane coupling agent, lead sulfate tribasic, phosphotriester, mixing and stirring, stirring velocity is 100r/min, churning time is 6min, the natural foaming when room temperature reaches > 15 DEG C;
Step 4: the mixture in step 3 is mated formation into forming mould, in electric heating forming machine, cure under pressure is shaping, mold temperature 70 DEG C, pressure 3MPa, molding time 3min;
Step 5: excision forming.
Embodiment 2
The antibacterial lagging material of a kind of straw foamed, comprises the raw material of following parts by weight: straw 64 parts, polyether glycol 18 parts, isocyanic acid 18 parts, nano titanium oxide 5 parts, silane coupling agent 4 parts, lead sulfate tribasic 4 parts, phosphotriester 5 parts.
Described silane coupling agent is KH-560 silane coupling agent.
A preparation method for the antibacterial lagging material of straw foamed, comprises the following steps:
Step one: adopt mechanical means to pulverize straw, be broken into length and be less than 5mm, dry for standby;
Step 2: by particle diameter be 40 ± 5nm nano titanium oxide and whiteruss in mass ratio 1:10 drops in ultrasonoscope after mixing, under power is 1400W condition, processes 160S, described nano titanium oxide fully disperseed;
Step 3: add the nano titanium oxide after step 2 process in the straw after oven dry, and add polyether glycol, isocyanic acid, silane coupling agent, lead sulfate tribasic, phosphotriester, mixing and stirring, stirring velocity is 120r/min, churning time is 8min, the natural foaming when room temperature reaches > 15 DEG C;
Step 4: the mixture in step 3 is mated formation into forming mould, in electric heating forming machine, cure under pressure is shaping, mold temperature 80 DEG C, pressure 6MPa, molding time 5min;
Step 5: excision forming.
Claims (7)
1. the antibacterial lagging material of straw foamed, is characterized in that, comprises the raw material of following parts by weight: stalk 61-64 part, polyether glycol 15-18 part, isocyanic acid 15-18 part, nano titanium oxide 3-5 part, coupling agent 2-4 part, stablizer 2-4 part, phosphotriester 3-5 part.
2. the antibacterial lagging material of a kind of straw foamed according to claim 1, is characterized in that, comprise the raw material of following parts by weight: stalk 61 parts, polyether glycol 15 parts, isocyanic acid 15 parts, nano titanium oxide 3 parts, coupling agent 2 parts, stablizer 2 parts, phosphotriester 3 parts.
3. the antibacterial lagging material of a kind of straw foamed according to claim 1, is characterized in that, comprise the raw material of following parts by weight: stalk 64 parts, polyether glycol 18 parts, isocyanic acid 18 parts, nano titanium oxide 5 parts, coupling agent 4 parts, stablizer 4 parts, phosphotriester 5 parts.
4. the antibacterial lagging material of a kind of straw foamed according to any one of claim 1-3, is characterized in that: described stalk is one or more in rice straw, straw, cornstalk, reed stalk.
5. the antibacterial lagging material of a kind of straw foamed according to any one of claim 1-3, is characterized in that: described coupling agent is silane coupling agent.
6. the antibacterial lagging material of a kind of straw foamed according to any one of claim 1-3, is characterized in that: described stablizer is lead salt stabilizer.
7. a preparation method for the antibacterial lagging material of the straw foamed described in any one of claim 1-6, comprises the following steps:
Step one: adopt mechanical means to pulverize stalk, be broken into length and be less than 5mm, dry for standby;
Step 2: by particle diameter be 40 ± 5nm nano titanium oxide and whiteruss in mass ratio 1:5-1:10 drops in ultrasonoscope after mixing, under power is 1300-1400W condition, processes 150-160S, described nano titanium oxide fully disperseed;
Step 3: add the nano titanium oxide after step 2 process in the stalk after oven dry, and add polyether glycol, isocyanic acid, coupling agent, stablizer, phosphotriester, mixing and stirring, stirring velocity is 100-120r/min, churning time is 6-8min, the natural foaming when room temperature reaches > 15 DEG C;
Step 4: the mixture in step 3 is mated formation into forming mould, in electric heating forming machine, cure under pressure is shaping, mold temperature 70-80 DEG C, pressure 3-6MPa, molding time 3-5min;
Step 5: excision forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510834705.8A CN105462274A (en) | 2015-11-24 | 2015-11-24 | Straw foaming antibacterial heat-preserving material and preparing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510834705.8A CN105462274A (en) | 2015-11-24 | 2015-11-24 | Straw foaming antibacterial heat-preserving material and preparing method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN105462274A true CN105462274A (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510834705.8A Pending CN105462274A (en) | 2015-11-24 | 2015-11-24 | Straw foaming antibacterial heat-preserving material and preparing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109294262A (en) * | 2018-09-13 | 2019-02-01 | 安徽省申运木业有限公司 | A kind of anti-mildew timber material |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102690525A (en) * | 2012-05-29 | 2012-09-26 | 北京化工大学 | Wood-plastic composite material using sweet sorghum slag as enhanced phase and preparation method for wood-plastic composite material |
| CN103205133A (en) * | 2013-03-15 | 2013-07-17 | 成钢 | Functional floor tile produced by using waste PVC and agricultural waste |
| CN103396623A (en) * | 2013-07-15 | 2013-11-20 | 安徽济峰节能材料有限公司 | PVC (polyvinyl chloride) micro-foam floor and preparation method thereof |
| WO2014067156A1 (en) * | 2012-11-05 | 2014-05-08 | Ma Mingyuan | Environmentally friendly board obtained by recycling straw |
-
2015
- 2015-11-24 CN CN201510834705.8A patent/CN105462274A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102690525A (en) * | 2012-05-29 | 2012-09-26 | 北京化工大学 | Wood-plastic composite material using sweet sorghum slag as enhanced phase and preparation method for wood-plastic composite material |
| WO2014067156A1 (en) * | 2012-11-05 | 2014-05-08 | Ma Mingyuan | Environmentally friendly board obtained by recycling straw |
| CN103205133A (en) * | 2013-03-15 | 2013-07-17 | 成钢 | Functional floor tile produced by using waste PVC and agricultural waste |
| CN103396623A (en) * | 2013-07-15 | 2013-11-20 | 安徽济峰节能材料有限公司 | PVC (polyvinyl chloride) micro-foam floor and preparation method thereof |
Non-Patent Citations (3)
| Title |
|---|
| 李桂林: "《高固体分涂料》", 30 September 2004, 化学工业出版社 * |
| 郝新敏 等: "《医用纺织材料与防护服装》", 31 January 2008, 化学工业出版社 * |
| 钱伯章: "《石油化工技术进展与市场分析（2008-2011年）》", 30 September 2011, 石油工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109294262A (en) * | 2018-09-13 | 2019-02-01 | 安徽省申运木业有限公司 | A kind of anti-mildew timber material |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20160406 |