CN113150425A - Gravity blanket filling plastic, anti-static gravity blanket and preparation method of anti-static gravity blanket - Google Patents
Gravity blanket filling plastic, anti-static gravity blanket and preparation method of anti-static gravity blanket Download PDFInfo
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- CN113150425A CN113150425A CN202110456655.XA CN202110456655A CN113150425A CN 113150425 A CN113150425 A CN 113150425A CN 202110456655 A CN202110456655 A CN 202110456655A CN 113150425 A CN113150425 A CN 113150425A
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
- A47G9/02—Bed linen; Blankets; Counterpanes
- A47G9/0207—Blankets; Duvets
- A47G9/0223—Blankets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/06—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer mechanically connected, e.g. by needling to another layer, e.g. of fibres, of paper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B2038/0052—Other operations not otherwise provided for
- B32B2038/008—Sewing, stitching
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/06—Vegetal fibres
- B32B2262/062—Cellulose fibres, e.g. cotton
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/21—Anti-static
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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- 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
- C08K2201/017—Additives being an antistatic agent
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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
- C08L2201/04—Antistatic
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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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
Abstract
The application relates to the field of gravity blankets, and particularly discloses a gravity blanket filling plastic, an anti-static gravity blanket and an anti-static gravity blanket preparation method. The raw materials for preparing the gravity blanket filling plastic comprise, by weight, 20-45 parts of high-density polyethylene, 2-7 parts of isomeric tridecanol ether, 5-12 parts of polycarbonate and 0.5-3 parts of silicon dioxide aerogel particles; the anti-static gravity blanket comprises a first fabric layer, a filling layer and a second fabric layer which are sequentially arranged, wherein the filling layer is positioned between the first fabric layer and the second fabric layer, and the filling layer is filled with the gravity blanket filling plastic; the anti-static gravity blanket is manufactured by sewing the filling bag, sealing the filling bag, manufacturing the filling layer and sewing the gravity blanket. The gravity blanket of the present application has excellent antistatic properties.
Description
Technical Field
The present application relates to the field of gravity blankets, and more particularly, to a gravity blanket filled plastic, an anti-static gravity blanket, and a method of making an anti-static gravity blanket.
Background
Modern people have faster and faster life rhythm and higher working and living pressure, so that anxiety and melancholy symptoms of people occur, and people cannot normally live and work. The gravity blanket is used for applying weight which is more than 10 percent of the weight of a human body on the human body so as to relieve the anxiety of the human body, relax the mood and improve the sleep quality of insomniacs.
The gravity blanket is similar to other quilts, has higher softness, comfortable touch feeling and delicate work, but has the main function of serving people with higher pressure, insomnia, anxiety and depression. The gravity blanket can provide pressure sensation input for patients suffering from autism and melancholia and people suffering from insomnia, and is used for calming the mood of the patients and helping the patients to enter deep sleep, so that the pressure of the patients is relieved.
At present, the gravity blanket is divided into a plurality of square grid bags by adopting warp and weft sewing lines, flowable plastic particles are filled in the square grid bags, the weight of the gravity blanket can naturally sink, and each part of a human body can be gently pressed after people cover the gravity blanket so as to realize the massage of skin by input pressure and relieve the fatigue of people. The filler of current gravity blanket is mostly high density plastic granules, and the insulating nature of plastics is better, can produce static often in daily use and lead to the sleep-assisting effect variation of gravity blanket.
With respect to the above-described related art, the inventors consider that: there is a need to improve the antistatic properties of gravity blankets.
Disclosure of Invention
In order to improve the antistatic performance of the gravity blanket, the application provides a gravity blanket filling plastic, an antistatic gravity blanket and an antistatic gravity blanket preparation method.
In a first aspect, the present application provides a gravity blanket filling plastic, which adopts the following technical scheme:
the gravity blanket filling plastic comprises, by weight, 20-45 parts of high-density polyethylene, 2-7 parts of isomeric tridecanol ether, 5-12 parts of polycarbonate and 0.5-3 parts of silicon dioxide aerogel particles.
By adopting the technical scheme, when the gravity blanket filling plastic is prepared, the high-density polyethylene is used as a main raw material, and the high-density polyethylene is modified by using the isomeric tridecanol ether and the polycarbonate, wherein the isomeric tridecanol ether has higher activity and can interact with the polycarbonate, so that the gravity blanket filling plastic has a moisture absorption effect, the surface resistance of the gravity blanket filling plastic is reduced, static electricity generated by the gravity blanket after friction can be led into the gravity blanket filling plastic, and the antistatic performance of the gravity blanket is greatly improved.
Preferably, the HLB value of the isomeric tridecanol ethers is from 8 to 12.8.
By adopting the technical scheme, the application improves the compatibility between the isomeric tridecanol ether and the high-density polyethylene material by controlling the hydroxyl value of the isomeric tridecanol ether, enhances the interaction between the isomeric tridecanol ether and the polycarbonate, further reduces the surface resistance of the gravity blanket filling plastic, and improves the antistatic performance of the gravity blanket.
Preferably, the polycarbonate is a carbon fiber reinforced polycarbonate.
By adopting the technical scheme, the carbon fiber polycarbonate and the isomeric tridecanol ether have high compatibility, and the interaction between the isomeric tridecanol ether and the polycarbonate is enhanced, so that the surface resistance of the gravity blanket filling plastic is reduced, and the antistatic performance of the gravity blanket is improved.
Preferably, the carbon fiber reinforced polycarbonate is 20% carbon fiber reinforced polycarbonate.
By adopting the technical scheme, the compatibility of the 20% carbon fiber reinforced polycarbonate and the high-density polyethylene is higher, the interaction between the carbon fiber reinforced polycarbonate and the isomeric tridecanol ether is stronger, the surface resistance of the gravity blanket filling plastic is further reduced, and the antistatic performance of the gravity blanket is improved.
Preferably, the particle size of the silica aerogel particles is 1 to 3 mm.
Through adopting above-mentioned technical scheme, this application has improved compatibility between each raw materials of silica aerogel granule and gravity blanket filling plastics through the particle diameter of control silica aerogel granule, has strengthened the interact between isomeric tridecanol ether and the polycarbonate, has reduced the surface resistance that the gravity blanket filled plastics, has improved the antistatic properties of gravity blanket.
Preferably, the gravity blanket filled plastic further comprises 3-7 parts of zinc oxide.
By adopting the technical scheme, the zinc oxide has higher activity and higher compatibility with various raw materials in the gravity blanket filling plastic, the resistance of the gravity blanket filling plastic can be reduced, the interaction between the isomeric tridecanol ether and the polycarbonate is enhanced, the surface resistance of the gravity blanket filling plastic is further reduced, and the antistatic performance of the gravity blanket is improved.
In a second aspect, the present application provides an anti-static gravity blanket, which adopts the following technical scheme:
an anti-static gravity blanket comprises a first fabric layer, a filling layer and a second fabric layer which are sequentially arranged, wherein the filling layer is positioned between the first fabric layer and the second fabric layer, and the filling layer is filled with the gravity blanket filling plastic.
By adopting the technical scheme, the surface resistance of the gravity blanket filling plastic is reduced by using the interaction of the isomeric tridecanol ether and the polycarbonate, so that static electricity generated by the gravity blanket after friction can be led into the gravity blanket filling plastic, and the antistatic performance of the gravity blanket is improved.
In a third aspect, the present application provides a method for preparing an antistatic gravity blanket, which adopts the following technical scheme:
a preparation method of an anti-static gravity blanket comprises the following preparation steps:
s1, sewing the filling bag: sewing the two layers of cotton cloth together to form a filling bag, and reserving an opening for pouring the gravity blanket filling plastic;
s2, closing the filling bag: weighing gravity blanket filling plastic, pouring the gravity blanket filling plastic into the filling bag from the opening, and sewing and sealing the opening of the filling bag;
s3, manufacturing a filling layer: flatly laying the filling bag, clamping the peripheral edges, uniformly distributing the gravity blanket filling plastics in the filling bag, and placing the clamped filling bag on a multi-head sewing machine to sew warps and wefts to obtain a filling layer;
s4, sewing the gravity blanket: and sequentially tiling the first fabric layer, the filling layer and the second fabric layer, sewing the peripheries of the first fabric layer, the second fabric layer and the third fabric layer together, and sewing the warp and the weft which are overlapped with the filling layer by using a multi-head sewing machine to obtain the anti-static gravity blanket.
By adopting the technical scheme, the surface resistance of the gravity blanket filling plastic is reduced, so that static electricity generated by the gravity blanket after friction can be led into the gravity blanket filling plastic, the anti-static performance of the gravity blanket is greatly improved, and the preparation method is simple and convenient.
In summary, the present application has the following beneficial effects:
1. the raw materials for preparing the gravity blanket filling plastic are all environment-friendly materials, the prepared gravity blanket is environment-friendly and pollution-free, and when the gravity blanket filling plastic is prepared, high-density polyethylene is used as a main raw material, and isomeric tridecanol ether and polycarbonate are used for modifying the high-density polyethylene, so that the surface resistance of the gravity blanket filling plastic is reduced, and the antistatic performance of the gravity blanket is greatly improved;
2. the application preferably controls the hydroxyl value of the isomeric tridecanol ether, improves the compatibility between the isomeric tridecanol ether and the high-density polyethylene material, enhances the interaction between the isomeric tridecanol ether and the polycarbonate, further reduces the surface resistance of the filling plastic of the gravity blanket, and improves the antistatic performance of the gravity blanket;
3. according to the method, the surface resistance of the gravity blanket filling plastic is reduced, the antistatic performance of the gravity blanket is greatly improved, and the preparation method is simple and convenient and is easy to operate.
Detailed Description
The present application is further described in detail with reference to the following examples and application examples, wherein the raw materials used in the present application are listed in table 1, the type of silica aerogel particles used in the present application is AK, which is obtained from nano science co, wherein the silica aerogel particles of 5mm, 3mm, 2mm and 1mm are obtained by sieving, and the zinc oxide is obtained from the chemical reagents co.
TABLE 1 sources used in the present application
Examples
Example 1
A gravity blanket filling plastic is prepared by the following steps:
s1, 7kg of high-density polyethylene, 0.8kg of isomeric tridecanol ether, 1.2kg of polycarbonate and 0.4kg of silicon dioxide aerogel particles are uniformly mixed to prepare a mixture;
s2, putting the mixture into a feeding hopper of a double-screw extruder with the model of JWP-20, controlling the feeding speed to be 50r/min, the rotating speed of a screw to be 300r/min, the processing temperature to be 295 ℃, the retention time to be 5min and the pressure to be 20Mpa, performing melt extrusion and cooling to obtain the gravity blanket filling plastic, and setting the extrusion particle size of the gravity blanket filling plastic to be 5 mm;
the type of the isomeric tridecanol ether is 1310; the polycarbonate used has the designation 1095; the particle size of the silica aerogel particles used was 5 mm.
Examples 2 to 7
Examples 2 to 7 are based on example 1 and differ from example 1 only in that: the amounts of the raw materials are different, and are shown in Table 2.
TABLE 2 EXAMPLES 2-7 respective raw material amounts
Example 8
Example 8 is based on example 1 and differs from example 1 only in that: the isomeric tridecanol ethers used have a designation of 1303 and an HLB value of 8.
Example 9
Example 9 is based on example 1 and differs from example 1 only in that: the isomeric tridecanol ethers used had a designation of 1308 and an HLB value of 12.8.
Example 10
Example 10 is based on example 1 and differs from example 1 only in that: the isomeric tridecanol ethers used have a designation of 1305 and an HLB value of 10.5.
Example 11
Example 11 is based on example 10 and differs from example 10 only in that: the polycarbonate used was 30% carbon fiber reinforced polycarbonate.
Example 12
Example 12 is based on example 11 and differs from example 11 only in that: the polycarbonate used was 20% carbon fiber reinforced polycarbonate.
Example 13
Example 13 is based on example 10 and differs from example 10 only in that: the particle size of the silica aerogel particles used was 1 mm.
Example 14
Example 14 is based on example 10 and differs from example 10 only in that: the particle size of the silica aerogel particles used was 3 mm.
Example 15
Example 15 is based on example 10 and differs from example 10 only in that: the particle size of the silica aerogel particles used was 2 mm.
Example 16
Example 16 is based on example 10 and differs from example 10 only in that: 0.6kg of zinc oxide was added when preparing the mix in step S1.
Example 17
Example 17 is based on example 10 and differs from example 10 only in that: 1.4kg of zinc oxide was added when preparing the blend in step S1.
Example 18
Example 18 is based on example 10 and differs from example 10 only in that: 1kg of zinc oxide was added when preparing the mix in step S1.
Comparative example
Comparative example 1
Comparative example 1 is based on example 7 and differs from example 7 only in that: high-density polyethylene with equal mass is used to replace isomeric tridecanol ether.
Comparative example 2
Comparative example 2 is based on example 7 and differs from example 7 only in that: equal mass of high density polyethylene was substituted for the polycarbonate.
Application example
Application example 1
An anti-static gravity blanket comprises a first fabric layer, a filling layer and a second fabric layer which are sequentially arranged, wherein the first fabric layer and the second fabric layer are blanket cloth, the filling layer is positioned between the first fabric layer and the second fabric layer, the filling layer is filled with the gravity blanket filling plastic prepared in the embodiment 1, and the preparation method of the anti-static gravity blanket comprises the following steps:
s1, sewing the filling bag: cutting two pieces of cotton cloth with a size of 1.5m × 2m, sewing the two cotton cloth layers together to form a filling bag, and reserving an opening of 8cm for pouring gravity blanket filling plastic;
s2, closing the filling bag: weighing 7kg of gravity blanket filling plastic, pouring the gravity blanket filling plastic into the filling bag from the opening, and sewing and sealing the opening of the filling bag;
s3, manufacturing a filling layer: flatly laying the filling bag, clamping the peripheral edges of the filling bag, uniformly distributing the gravity blanket filling plastic in the filling bag, placing the clamped filling bag on a multi-head sewing machine, uniformly sewing 7 warps, and then rotating the filling bag by 90 degrees to sew 8 wefts to obtain a filling layer;
s4, sewing the gravity blanket: cutting a first fabric layer and a second fabric layer with the size of 1.5m multiplied by 2m, sequentially tiling the first fabric layer, the filling layer and the second fabric layer, sewing the peripheries of the first fabric layer, the second fabric layer and the third fabric layer together, and sewing warp threads and weft threads which are overlapped on the filling layer by using a multi-head sewing machine to obtain the anti-static gravity blanket;
the cotton cloth used was YJ2101, available from yoqiao area permo needle textile ltd, shaoxing; the product number of the carpet cloth is 1003, and the carpet cloth is purchased from Jiangsu Junlan textile Co.
Application examples 2 to 18
Application examples 2 to 18 are based on application example 1, and differ from application example 1 only in that: the gravity blanket filling plastic used was from a variety of sources and is shown in table 3.
TABLE 3 application examples 1-18 gravity Blanket fill Plastic sources
Comparative application example
Comparative application example 1
Comparative application example 1 is based on application example 7, and differs from application example 7 only in that: the gravity blanket fill plastic used was derived from comparative example 1.
Comparative application example 2
Comparative application example 2 is based on application example 7, and differs from application example 7 only in that: the gravity blanket fill plastic used was derived from comparative example 2.
Comparative application example 3
Comparative application example 3 is based on application example 7, and differs from application example 7 only in that: the gravity blanket filling plastic is high-density polyethylene plastic.
Performance test
The following performance tests were performed on the antistatic gravity blankets prepared in example 1, respectively.
And (3) antistatic test: the unwashed antistatic gravity blankets prepared according to GB/T12703.3-2009 evaluation of textile Electrostatic Properties were subjected to antistatic Performance tests according to application examples 1-18 and comparative application examples 1-3, and the test results are shown in Table 4.
TABLE 4 test results of application examples 1 to 18 and comparative application examples 1 to 3
The data are analyzed, so that the charge quantity of the antistatic gravity blanket after the static test is lower than 0.6 mu C/piece and is at least 0.1 mu C/piece, the raw materials for preparing the gravity blanket filling plastic are environment-friendly materials, the prepared gravity blanket is environment-friendly and pollution-free, and the antistatic performance of the gravity blanket is greatly improved.
The data of the analysis application examples 1 to 7 and the data of the analysis application examples 1 to 3 show that when the gravity blanket filling plastic is prepared, high-density polyethylene is used as a main raw material, and isomeric tridecanol ether and polycarbonate are used for modifying the high-density polyethylene, wherein the isomeric tridecanol ether has high activity and can interact with the polycarbonate, so that the gravity blanket filling plastic has a moisture absorption effect, the surface resistance of the gravity blanket filling plastic is reduced, static electricity generated by the gravity blanket after friction can be introduced into the gravity blanket filling plastic, and the antistatic performance of the gravity blanket is greatly improved.
Comparative example application examples 8-10 and application example 1 show that by controlling the hydroxyl value of the isomeric tridecanol ether, the compatibility between the isomeric tridecanol ether and the high-density polyethylene material is improved, the interaction between the isomeric tridecanol ether and the polycarbonate is enhanced, the surface resistance of the gravity blanket filling plastic is further reduced, and the antistatic performance of the gravity blanket is improved. When the HLB value of the isomeric tridecanol ether is 10.5, the surface resistance of the gravity blanket filling plastic is lower, and the antistatic performance of the gravity blanket is higher.
Analysis of the data of application examples 11 and 10 shows that 30% carbon fiber polycarbonate has high compatibility with the isomeric tridecanol ether, and the interaction between the isomeric tridecanol ether and the polycarbonate is enhanced, so that the surface resistance of the gravity blanket filling plastic is reduced, and the antistatic performance of the gravity blanket is improved.
Analysis of the data of application examples 12 and 11 shows that the 20% carbon fiber reinforced polycarbonate has high compatibility with the high density polyethylene and strong interaction with the isomeric tridecanol ether, further reduces the surface resistance of the gravity blanket filling plastic, and improves the antistatic performance of the gravity blanket.
Analyzing the data of application examples 13 to 15 and application example 10, it can be seen that the compatibility between the silica aerogel particles and the raw materials of the gravity blanket filling plastic is improved by controlling the particle size of the silica aerogel particles, the interaction between the isomeric tridecanol ether and the polycarbonate is enhanced, the surface resistance of the gravity blanket filling plastic is reduced, and the antistatic performance of the gravity blanket is improved. When the particle size of the silicon dioxide aerogel particles is 2mm, the surface resistance of the gravity blanket filling plastic is low, and the antistatic performance of the gravity blanket is high.
Analysis of the data of application examples 16 to 18 and application example 10 shows that the zinc oxide has high activity and high compatibility with each raw material in the gravity blanket filling plastic, so that the resistance of the gravity blanket filling plastic can be reduced, the interaction between the isomeric tridecanol ether and the polycarbonate is enhanced, the surface resistance of the gravity blanket filling plastic is further reduced, and the antistatic performance of the gravity blanket is improved.
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.
Claims (8)
1. The gravity blanket filling plastic is characterized by comprising 20-45 parts of high-density polyethylene, 2-7 parts of isomeric tridecanol ether, 5-12 parts of polycarbonate and 0.5-3 parts of silicon dioxide aerogel particles by weight.
2. A gravity blanket filled plastic according to claim 1, wherein: the HLB value of the isomeric tridecanol ether is 8-12.8.
3. A gravity blanket filled plastic according to claim 1, wherein: the polycarbonate is carbon fiber reinforced polycarbonate.
4. A gravity blanket filled plastic according to claim 3, wherein: the carbon fiber reinforced polycarbonate is 20% carbon fiber reinforced polycarbonate.
5. A gravity blanket filled plastic according to claim 1, wherein: the particle size of the silica aerogel particles is 1-3 mm.
6. A gravity blanket filled plastic according to claim 1, wherein: also comprises 3-7 parts of zinc oxide.
7. An antistatic gravity blanket as claimed in any one of claims 1 to 6 wherein: the fabric comprises a first fabric layer, a filling layer and a second fabric layer which are sequentially arranged, wherein the filling layer is positioned between the first fabric layer and the second fabric layer, and the filling layer is filled with the gravity blanket filling plastic.
8. The method for preparing an antistatic gravity blanket as claimed in claim 7, comprising the following steps:
s1, sewing the filling bag: sewing the two layers of cotton cloth together to form a filling bag, and reserving an opening for pouring the gravity blanket filling plastic;
s2, closing the filling bag: weighing gravity blanket filling plastic, pouring the gravity blanket filling plastic into the filling bag from the opening, and sewing and sealing the opening of the filling bag;
s3, manufacturing a filling layer: flatly laying the filling bag, clamping the peripheral edges, uniformly distributing the gravity blanket filling plastics in the filling bag, and placing the clamped filling bag on a multi-head sewing machine to sew warps and wefts to obtain a filling layer;
s4, sewing the gravity blanket: and sequentially tiling the first fabric layer, the filling layer and the second fabric layer, sewing the peripheries of the first fabric layer, the second fabric layer and the third fabric layer together, and sewing the warp and the weft which are overlapped with the filling layer by using a multi-head sewing machine to obtain the anti-static gravity blanket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110456655.XA CN113150425A (en) | 2021-04-26 | 2021-04-26 | Gravity blanket filling plastic, anti-static gravity blanket and preparation method of anti-static gravity blanket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110456655.XA CN113150425A (en) | 2021-04-26 | 2021-04-26 | Gravity blanket filling plastic, anti-static gravity blanket and preparation method of anti-static gravity blanket |
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