CN111268966A - Novel wall heat-insulating material - Google Patents
Novel wall heat-insulating material Download PDFInfo
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- CN111268966A CN111268966A CN202010077133.4A CN202010077133A CN111268966A CN 111268966 A CN111268966 A CN 111268966A CN 202010077133 A CN202010077133 A CN 202010077133A CN 111268966 A CN111268966 A CN 111268966A
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- epoxy resin
- novel wall
- wheat
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/02—Agglomerated materials, e.g. artificial aggregates
- C04B18/022—Agglomerated materials, e.g. artificial aggregates agglomerated by an organic binder
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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
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a novel wall heat-insulating material, which consists of water and a base material, wherein the base material mainly comprises wheat straw, expanded perlite, epoxy resin, an epoxy resin curing agent, an isocyanate resin adhesive, vinyl ester resin, hydroxypropyl methyl cellulose, silicate cement and a water repellent, and the base material comprises 20-25 parts of wheat straw and 60-80 parts of expanded perlite by weight; according to the invention, the wheat straws and the epoxy resin are used, so that the straws in agricultural production can be used as a part of the material for production, meanwhile, under the action of the epoxy resin, the crushed wheat straws can be wrapped into particles, after the wheat straws are mixed with the subsequent expanded perlite and the silicate cement, the cost can be reduced, the firmness of the wheat straws can be kept, the heat preservation performance of the materials after combination is not affected, and meanwhile, the production by using the wheat straws is more environment-friendly.
Description
Technical Field
The invention relates to the technical field of wall heat insulation materials, in particular to a novel wall heat insulation material.
Background
Along with the continuous development of modern science and technology, when decorating the house for people, the kind of making by all kinds of novel materials has also appeared gradually to the outside heated board in house, but required material most need use different kinds of materials that heat insulating properties is strong and the adhesive is combined when adding man-hour of all kinds of wall body insulation material, and required cost is higher and there is certain pollution to the environment in the part material production process.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a novel wall heat-insulating material which has the advantages of low cost, strong heat-insulating property and environmental protection.
The novel wall heat-insulating material consists of water and a base material, wherein the base material mainly comprises 20-25 parts of wheat straw, 60-80 parts of expanded perlite, 20-25 parts of isocyanate resin adhesive, 30-35 parts of epoxy resin, 15-18 parts of epoxy resin curing agent, 15-20 parts of vinyl ester resin, 5-8 parts of hydroxypropyl methyl cellulose, 20-30 parts of silicate cement and 2-3 parts of water repellent, the ratio of water to the base material is 1: 2-1: 2.5, and the wheat straw and the epoxy resin are used to produce the wall heat-insulating material by taking the straw in agricultural production as one part of the material, meanwhile, under the action of epoxy resin, the smashed wheat straws can be wrapped into particles, and after the wheat straws are mixed with subsequent expanded perlite and portland cement, the firmness of the wheat straws can be kept while the cost is reduced, the heat preservation performance after material combination is not affected, and meanwhile, the wheat straws are utilized to be produced more environmentally friendly.
A novel wall heat-insulating material preparation method comprises the following steps:
s1: and preparing each material for later use.
S2: the wheat straws are put into a dryer to be dried until the internal water content is 6% -8%, and then the wheat straws are put into a straw smashing device to be smashed.
S3: mixing and stirring the crushed wheat straws, epoxy resin and an epoxy resin curing agent, and placing the mixture into a mold for standing and molding.
S4: crushing the mixture of the formed wheat straw and the epoxy resin into particles by a crusher, mixing the particles with an isocyanate resin adhesive, vinyl ester resin and hydroxypropyl methyl cellulose, and simultaneously mixing and stirring the portland cement, the expanded perlite and water uniformly.
S5: the mixture of the portland cement and the expanded pearl wool and the mixture of the wheat straw, the epoxy resin, the vinyl ester resin and the hydroxypropyl methyl cellulose are stirred, mixed and heated.
S6: and placing the obtained product into a mold for standing and molding.
According to the preparation method of the novel wall heat-insulating material, the temperature after heating in the step S5 is 85 ℃, the heating duration is 30 minutes, the Portland cement and other materials can be fully mixed through the heating lasting for 30 minutes and the heating temperature of 85 ℃, and the mixture of the Portland cement and the expanded pearl wool can be uniformly and fully filled in the Portland cement.
According to the novel preparation method of the wall heat-insulating material, the standing environment temperature in the step S6 is 23 ℃, the standing time of the mold is 24 hours, the interior of the mold can be ensured to be integrally formed by standing for 24 hours and the environment temperature of 23 ℃, and the situation that the material is cracked after being formed is avoided.
According to the preparation method of the novel wall heat-insulating material, the standing temperature in the step S3 is 20 ℃, the standing time of the mold is 2 hours, and the wheat straws after being smashed can be uniformly distributed in the epoxy resin through standing for two hours and the proper standing temperature, so that the wheat straws can be uniformly filled in the epoxy resin particles which are smashed subsequently.
According to the preparation method of the novel wall heat-insulating material, the length of wheat straw particles smashed in the step S2 is 0.1-1 CM, the diameter of the mixture of the wheat straw and the epoxy resin smashed in the step S4 is 0.5-1 CM, and a certain amount of wheat straw can be guaranteed to be arranged inside after the material is formed through proper particles, so that the material is more environment-friendly.
According to the preparation method of the novel wall heat-insulating material, the stirring duration is 90 minutes in the step S4, the stirring temperature is 25 ℃, and a certain amount of wheat straws can be ensured to be in the material after the material is formed through proper-sized particles, so that the material is more environment-friendly.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the wheat straws and the epoxy resin are used, so that the straws in agricultural production can be used as a part of the material for production, meanwhile, under the action of the epoxy resin, the crushed wheat straws can be wrapped into particles, after the wheat straws are mixed with the subsequent expanded perlite and the silicate cement, the cost can be reduced, the firmness of the wheat straws can be kept, the heat preservation performance of the materials after combination is not affected, and meanwhile, the production by using the wheat straws is more environment-friendly.
Detailed Description
In the following description, numerous implementation details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Example 1:
the novel wall heat-insulating material is composed of water and a base material, wherein the base material mainly comprises 20 parts of wheat straw, 80 parts of expanded perlite, 20 parts of isocyanate resin adhesive, 30 parts of epoxy resin, 15 parts of epoxy resin curing agent, 15-20 parts of vinyl ester resin, 5 parts of hydroxypropyl methyl cellulose, 25 parts of Portland cement and 2 parts of water repellent, and the ratio of the water to the base material is 1:2.
The preparation method of the novel wall heat-insulating material comprises the following steps:
s1: and preparing each material for later use.
S2: the wheat straws are put into a dryer to be dried until the internal water content is 6% -8%, and then the wheat straws are put into a straw smashing device to be smashed.
S3: mixing and stirring the crushed wheat straws, epoxy resin and an epoxy resin curing agent, and placing the mixture into a mold for standing and molding.
S4: crushing the mixture of the formed wheat straw and the epoxy resin into particles by a crusher, mixing the particles with an isocyanate resin adhesive, vinyl ester resin and hydroxypropyl methyl cellulose, and simultaneously mixing and stirring the portland cement, the expanded perlite and water uniformly.
S5: the mixture of the portland cement and the expanded pearl wool and the mixture of the wheat straw, the epoxy resin, the vinyl ester resin and the hydroxypropyl methyl cellulose are stirred, mixed and heated.
S6: and placing the obtained product into a mold for standing and molding.
The temperature after heating in the step S5 is 85 ℃, the heating duration is 30 minutes, and the Portland cement and other materials can be sufficiently mixed by heating for 30 minutes and the heating temperature of 85 ℃, so that the mixture of the Portland cement and the expanded pearl wool can be uniformly and sufficiently filled in the Portland cement.
In the step S6, the standing ambient temperature is 23 ℃, the standing time of the mold is 24 hours, and the mold can be completely molded by standing for 24 hours and the ambient temperature of 23 ℃, so that the situation that the material is cracked after being molded is avoided.
And S3, standing for 2 hours at 20 ℃, wherein the standing time of the mould is 2 hours, and standing for two hours and the proper standing temperature enable the crushed wheat straws to be uniformly distributed in the epoxy resin, so that the wheat straws can be uniformly filled in the subsequently crushed epoxy resin particles.
The length of the wheat straw particles crushed in the step S2 is 0.1-1 CM, the diameter of the mixture of the wheat straw and the epoxy resin crushed in the step S4 is 0.5-1 CM, and a certain amount of wheat straw can be ensured to be in the material after the material is formed through the particles with proper size, so that the material is more environment-friendly.
The stirring duration in step S4 was 90 minutes, and the stirring temperature was 25 ℃.
In the embodiment 1, the overall strength of the material is relatively high under the action of the Portland cement and the expanded perlite with a large proportion by using the wheat straws with low content, so that the material can be suitable for partial wall surfaces needing high strength and has certain heat preservation property.
Example 2:
different from the embodiment 1, the novel wall thermal insulation material comprises 25 parts of wheat straw, 60 parts of expanded perlite, 24 parts of isocyanate resin adhesive, 23 parts of epoxy resin, 22 parts of epoxy resin curing agent, 20 parts of vinyl ester resin, 8 parts of hydroxypropyl methyl cellulose, 20 parts of silicate cement and 2 parts of water repellent by weight, wherein the ratio of water to the base material is 1:2.
In the embodiment 2, the wheat straws occupy larger proportion, so that the material cost is lower, and meanwhile, the whole material has certain toughness and stronger shock resistance under the action of the vinyl ester resin and the isocyanate resin adhesive.
Example 3:
different from the embodiment 2, the base material comprises 23 parts of straw, 65 parts of expanded perlite, 22 parts of isocyanate resin adhesive, 31 parts of epoxy resin, 17 parts of epoxy resin curing agent, 15 parts of vinyl ester resin, 7 parts of hydroxypropyl methyl cellulose, 24 parts of silicate cement and 3 parts of water repellent by weight, wherein the ratio of water to the base material is 1:2.3,
embodiment 3 is through using moderate wheat straw and epoxy in proportion for can utilize straw in the agricultural production to produce as a part in the material, simultaneously under epoxy's effect, the wheat straw that is smashed can be wrapped up into the graininess, after mixing with subsequent popped perlite and portland cement, can keep its fastness when reduce cost, and the thermal insulation performance after the material combination is not influenced, utilizes the more green of production of wheat straw simultaneously.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (7)
1. A novel wall heat-insulating material is characterized in that: the novel wall heat-insulating material is composed of water and a base material, wherein the base material mainly comprises 20-25 parts of wheat straw, 60-80 parts of expanded perlite, 20-25 parts of isocyanate resin adhesive, 30-35 parts of epoxy resin, 15-18 parts of epoxy resin curing agent, 15-20 parts of vinyl ester resin, 5-8 parts of hydroxypropyl methyl cellulose, 20-30 parts of silicate cement and 2-3 parts of water repellent, and the ratio of the water to the base material is 1: 2-1: 2.5.
2. The preparation method of the novel wall thermal insulation material according to claim 1, characterized in that: the preparation method comprises the following steps:
s1: preparing each material for later use;
s2: putting wheat straws into a dryer for drying until the internal water content is 6-8%, and then putting the wheat straws into a straw smashing device for smashing;
s3: mixing and stirring the crushed wheat straws, epoxy resin and an epoxy resin curing agent, and placing the mixture into a mold for standing and molding;
s4: crushing the mixture of the formed wheat straw and the epoxy resin into particles by a crusher, mixing the particles with an isocyanate resin adhesive, vinyl ester resin and hydroxypropyl methyl cellulose, and simultaneously mixing and stirring the portland cement, the expanded perlite and water uniformly;
s5: stirring and mixing a mixture of portland cement and expanded pearl wool and a mixture of wheat straw, epoxy resin, vinyl ester resin and hydroxypropyl methyl cellulose, and heating;
s6: and placing the obtained product into a mold for standing and molding.
3. The preparation method of the novel wall thermal insulation material according to claim 2, characterized in that: the temperature after heating in step S5 was 85 ℃, and the duration of heating was 30 minutes.
4. The preparation method of the novel wall thermal insulation material according to claim 2, characterized in that: in step S6, the temperature of the standing atmosphere is 23 ℃, and the standing time of the mold is 24 hours.
5. The preparation method of the novel wall thermal insulation material according to claim 2, characterized in that: the standing temperature in step S3 was 20 ℃, and the mold was left standing for 2 hours.
6. The preparation method of the novel wall thermal insulation material according to claim 2, characterized in that: the length of the wheat straw particles smashed in the step S2 is 0.1-1 CM, and the diameter of the mixture of the wheat straw and the epoxy resin smashed in the step S4 is 0.5-1 CM.
7. The preparation method of the novel wall thermal insulation material according to claim 2, characterized in that: the stirring duration in step S4 was 90 minutes, and the stirring temperature was 25 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010077133.4A CN111268966A (en) | 2020-01-23 | 2020-01-23 | Novel wall heat-insulating material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010077133.4A CN111268966A (en) | 2020-01-23 | 2020-01-23 | Novel wall heat-insulating material |
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| CN111268966A true CN111268966A (en) | 2020-06-12 |
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| CN202010077133.4A Pending CN111268966A (en) | 2020-01-23 | 2020-01-23 | Novel wall heat-insulating material |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2037475C1 (en) * | 1993-02-19 | 1995-06-19 | Владимир Леонидович Павлов | Composition for production of decorative articles |
| CN1651683A (en) * | 2005-01-26 | 2005-08-10 | 清华大学 | Plant straw fiber reinforced light hollow slat |
| US20130139727A1 (en) * | 2009-12-31 | 2013-06-06 | Brent R. Constantz | Cement and concrete with reinforced material |
| CN103770189A (en) * | 2012-10-18 | 2014-05-07 | 天津德为环保工程设备有限公司 | Method for manufacturing fiber board by utilizing straws as raw material |
| CN107265939A (en) * | 2017-06-21 | 2017-10-20 | 合肥市旺友门窗有限公司 | A kind of novel light sheet material and preparation method thereof |
| CN108191358A (en) * | 2018-01-28 | 2018-06-22 | 尚福平 | A kind of Novel wall body heat insulation material and preparation method thereof |
-
2020
- 2020-01-23 CN CN202010077133.4A patent/CN111268966A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2037475C1 (en) * | 1993-02-19 | 1995-06-19 | Владимир Леонидович Павлов | Composition for production of decorative articles |
| CN1651683A (en) * | 2005-01-26 | 2005-08-10 | 清华大学 | Plant straw fiber reinforced light hollow slat |
| US20130139727A1 (en) * | 2009-12-31 | 2013-06-06 | Brent R. Constantz | Cement and concrete with reinforced material |
| CN103770189A (en) * | 2012-10-18 | 2014-05-07 | 天津德为环保工程设备有限公司 | Method for manufacturing fiber board by utilizing straws as raw material |
| CN107265939A (en) * | 2017-06-21 | 2017-10-20 | 合肥市旺友门窗有限公司 | A kind of novel light sheet material and preparation method thereof |
| CN108191358A (en) * | 2018-01-28 | 2018-06-22 | 尚福平 | A kind of Novel wall body heat insulation material and preparation method thereof |
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Application publication date: 20200612 |