CA2886190C - Method for coating expandable polystyrene beads - Google Patents
Method for coating expandable polystyrene beads Download PDFInfo
- Publication number
- CA2886190C CA2886190C CA2886190A CA2886190A CA2886190C CA 2886190 C CA2886190 C CA 2886190C CA 2886190 A CA2886190 A CA 2886190A CA 2886190 A CA2886190 A CA 2886190A CA 2886190 C CA2886190 C CA 2886190C
- Authority
- CA
- Canada
- Prior art keywords
- mixer
- expandable polystyrene
- polystyrene beads
- blood cells
- animal blood
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000011324 bead Substances 0.000 title claims abstract description 56
- 229920006248 expandable polystyrene Polymers 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000000576 coating method Methods 0.000 title claims abstract description 17
- 239000011248 coating agent Substances 0.000 title claims abstract description 16
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 30
- 239000000203 mixture Substances 0.000 claims abstract description 24
- 210000000601 blood cell Anatomy 0.000 claims abstract description 19
- 230000003115 biocidal effect Effects 0.000 claims abstract description 18
- 239000003139 biocide Substances 0.000 claims abstract description 18
- 239000003755 preservative agent Substances 0.000 claims abstract description 18
- 230000002335 preservative effect Effects 0.000 claims abstract description 18
- 108010010803 Gelatin Proteins 0.000 claims abstract description 15
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 15
- 229920000159 gelatin Polymers 0.000 claims abstract description 15
- 239000008273 gelatin Substances 0.000 claims abstract description 15
- 235000019322 gelatine Nutrition 0.000 claims abstract description 15
- 235000011852 gelatine desserts Nutrition 0.000 claims abstract description 15
- 239000003292 glue Substances 0.000 claims abstract description 15
- 238000009736 wetting Methods 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 230000003213 activating effect Effects 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 3
- 235000019738 Limestone Nutrition 0.000 claims description 3
- 239000008199 coating composition Substances 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- 239000006028 limestone Substances 0.000 claims description 3
- 231100000053 low toxicity Toxicity 0.000 claims description 3
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 2
- 239000004615 ingredient Substances 0.000 description 4
- 239000004793 Polystyrene Substances 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000019645 odor Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/22—After-treatment of expandable particles; Forming foamed products
- C08J9/224—Surface treatment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2325/02—Homopolymers or copolymers of hydrocarbons
- C08J2325/04—Homopolymers or copolymers of styrene
- C08J2325/06—Polystyrene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2489/00—Characterised by the use of proteins; Derivatives thereof
- C08J2489/04—Products derived from waste materials, e.g. horn, hoof or hair
- C08J2489/06—Products derived from waste materials, e.g. horn, hoof or hair derived from leather or skin
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
A method for coating expandable polystyrene beads for use in a concrete mixture, the method comprising the steps of: providing a plurality of expandable polystyrene beads, placing the expandable polystyrene beads in a mixer, wetting the expandable polystyrene beads with a liquid, adding a setting retardant in the mixer, adding a biocide preservative in the mixer, adding dried animal blood cells in the mixer, adding gelatin glue in the mixer, adding calcium carbonate to the mixer, activating the mixer for a predetermined period of time and removing the expandable polystyrene beads from the mixer to use in the concrete mixture.
Description
METHOD FOR COATING EXPANDABLE POLYSTYRENE BEADS
Field of the invention:
The present invention relates to concrete compositions. More particularly, the present invention relates to a method for coating expandable polystyrene beads for use in a concrete mixture.
Background of the invention:
Concrete composition is known in the art. More specifically, the use of aggregates in concrete compositions is also known in the art. Fine and coarse aggregates make up the bulk of a concrete mixture.
The use of lightweight granules such as polystyrene beads in concrete mixtures is also known in the art. Known to the Applicant is U.S. Patent No.
5,308,396 issued May 3, 1994 to Kovacs.
However, conventional polystyrene beads are highly static and they are difficult to manipulate. Additionally, drying time of concrete mixture using conventional polystyrene beads is long.
Hence, in light of the aforementioned, there is a need for a method for coating expandable polystyrene beads which, by virtue of its design, would be able to overcome some of the above-discussed prior art concerns.
Summary of the invention:
One object of the present invention is to provide a solution to at least one of the above-mentioned prior art drawbacks.
The present invention relates to a coating method for expandable polystyrene beads with a mixture to decrease the static effect of the beads.
Field of the invention:
The present invention relates to concrete compositions. More particularly, the present invention relates to a method for coating expandable polystyrene beads for use in a concrete mixture.
Background of the invention:
Concrete composition is known in the art. More specifically, the use of aggregates in concrete compositions is also known in the art. Fine and coarse aggregates make up the bulk of a concrete mixture.
The use of lightweight granules such as polystyrene beads in concrete mixtures is also known in the art. Known to the Applicant is U.S. Patent No.
5,308,396 issued May 3, 1994 to Kovacs.
However, conventional polystyrene beads are highly static and they are difficult to manipulate. Additionally, drying time of concrete mixture using conventional polystyrene beads is long.
Hence, in light of the aforementioned, there is a need for a method for coating expandable polystyrene beads which, by virtue of its design, would be able to overcome some of the above-discussed prior art concerns.
Summary of the invention:
One object of the present invention is to provide a solution to at least one of the above-mentioned prior art drawbacks.
The present invention relates to a coating method for expandable polystyrene beads with a mixture to decrease the static effect of the beads.
2 In accordance with an aspect of the present invention, there is provided a method for coating expandable polystyrene beads for use in a concrete mixture, the method comprising the steps of:
a) providing a plurality of expandable polystyrene beads;
b) placing the expandable polystyrene beads in a mixer;
c) wetting the expandable polystyrene beads with a liquid;
d) adding a setting retardant in the mixer;
e) adding a biocide preservative in the mixer;
f) adding dried animal blood cells in the mixer;
g) adding gelatin glue in the mixer;
h) adding calcium carbonate to the mixer;
i) activating the mixer for a predetermined period of time; and j) removing the expandable polystyrene beads from the mixer to use in the concrete mixture.
In some implementations, step c) comprises the step of wetting the expandable polystyrene beads with water.
In some implementations, step e) comprises the step of adding a glycol low toxicity biocide preservative in the mixer.
In some implementations, step f) comprises the step of adding spray-dried animal blood cells in the mixer.
In some implementations, step h) comprises the step of adding limestone in the mixer.
In some implementations, step a) comprises the step of providing expandable polystyrene containing a uniformly distributed flame retardant.
a) providing a plurality of expandable polystyrene beads;
b) placing the expandable polystyrene beads in a mixer;
c) wetting the expandable polystyrene beads with a liquid;
d) adding a setting retardant in the mixer;
e) adding a biocide preservative in the mixer;
f) adding dried animal blood cells in the mixer;
g) adding gelatin glue in the mixer;
h) adding calcium carbonate to the mixer;
i) activating the mixer for a predetermined period of time; and j) removing the expandable polystyrene beads from the mixer to use in the concrete mixture.
In some implementations, step c) comprises the step of wetting the expandable polystyrene beads with water.
In some implementations, step e) comprises the step of adding a glycol low toxicity biocide preservative in the mixer.
In some implementations, step f) comprises the step of adding spray-dried animal blood cells in the mixer.
In some implementations, step h) comprises the step of adding limestone in the mixer.
In some implementations, step a) comprises the step of providing expandable polystyrene containing a uniformly distributed flame retardant.
3 In some implementations, the predetermined period of time is at least 15 minutes.
In some implementations, the mixer comprises a ribbon mixer.
In accordance with another aspect of the present invention, there is provided expandable polystyrene beads coated with a coating composition comprising water, a setting retardant, a biocide preservative, a plurality of dried animal blood cells, a gelatin glue and a calcium carbonate.
In some implementations, the coating comprises in parts by 4000 L of expandable polystyrene beads: 4 L to 20 L of water, 2L to 8 L of setting retardant, 30 ml to 150 ml of biocide preservative, 4 Kg to 20 Kg of dried animal blood cells, 10 mg to 100 mg of gelatin glue and 20 Kg to 50 Kg of calcium carbonate.
In some implementations, the coating comprises in parts by 4000 L of expandable polystyrene beads: 12 L of water, 4 L of setting retardant, 90 ml of biocide preservative, 10 Kg of dried animal blood cells, 40 mg of gelatin glue and 36 Kg of calcium carbonate.
Brief description of the drawings:
Figure 1 is a schematic flow diagram of a method in accordance with an embodiment of the present invention.
Detailed description of preferred embodiments of the invention:
In the following description, the same numerical references refer to similar elements. Furthermore, for the sake of simplicity and clarity, namely so as to not unduly burden the figures with several reference numbers, not all figures contain references to all the components and features, and references to some components and features may be found in only one figure, and components and features of the present invention illustrated in other figures can be easily inferred therefrom. The embodiments, geometrical configurations, materials mentioned , .
In some implementations, the mixer comprises a ribbon mixer.
In accordance with another aspect of the present invention, there is provided expandable polystyrene beads coated with a coating composition comprising water, a setting retardant, a biocide preservative, a plurality of dried animal blood cells, a gelatin glue and a calcium carbonate.
In some implementations, the coating comprises in parts by 4000 L of expandable polystyrene beads: 4 L to 20 L of water, 2L to 8 L of setting retardant, 30 ml to 150 ml of biocide preservative, 4 Kg to 20 Kg of dried animal blood cells, 10 mg to 100 mg of gelatin glue and 20 Kg to 50 Kg of calcium carbonate.
In some implementations, the coating comprises in parts by 4000 L of expandable polystyrene beads: 12 L of water, 4 L of setting retardant, 90 ml of biocide preservative, 10 Kg of dried animal blood cells, 40 mg of gelatin glue and 36 Kg of calcium carbonate.
Brief description of the drawings:
Figure 1 is a schematic flow diagram of a method in accordance with an embodiment of the present invention.
Detailed description of preferred embodiments of the invention:
In the following description, the same numerical references refer to similar elements. Furthermore, for the sake of simplicity and clarity, namely so as to not unduly burden the figures with several reference numbers, not all figures contain references to all the components and features, and references to some components and features may be found in only one figure, and components and features of the present invention illustrated in other figures can be easily inferred therefrom. The embodiments, geometrical configurations, materials mentioned , .
4 and/or dimensions shown in the figures are optional, and are given for exemplification purposes only.
Furthermore, although the present invention may be used with various objects, such as concrete mixture, for example, it is understood that it may be used with other object and/or mixtures.
As shown in Figure 1, there is provided a method for coating expandable polystyrene beads for use in a concrete mixture, the method comprising the steps of: providing a plurality of expandable polystyrene beads 10; placing the expandable polystyrene beads in a mixer 12; wetting the expandable polystyrene beads with a liquid 14; adding a setting retardant in the mixer 16; adding a biocide preservative in the mixer 18; adding dried animal blood cells in the mixer 20;
adding gelatin glue in the mixer 22; adding calcium carbonate to the mixer 24;
activating the mixer for a predetermined period of time 26; and removing the expandable polystyrene beads from the mixer to use in the concrete mixture 28.
In some implementations, the step of providing a plurality of expandable polystyrene beads 10 comprises the step of providing expandable polystyrene containing a uniformly distributed flame retardant, preferably, providing Neopor 2400TM beads.
The step of placing the expandable polystyrene beads in a mixer 12 is to provide a mean for mixing the ingredients with the expandable polystyrene beads and thereby coating the beads. The mixer may include a ribbon mixer or any other typical concrete mixer, as apparent to a person skilled in the art.
, A liquid is also used for wetting the expandable polystyrene beads 14. This step helps the other dry ingredients to adhere to the beads. Preferably, the liquid comprises water.
Adding a setting retardant in the mixer 16 can improve the bond between the
Furthermore, although the present invention may be used with various objects, such as concrete mixture, for example, it is understood that it may be used with other object and/or mixtures.
As shown in Figure 1, there is provided a method for coating expandable polystyrene beads for use in a concrete mixture, the method comprising the steps of: providing a plurality of expandable polystyrene beads 10; placing the expandable polystyrene beads in a mixer 12; wetting the expandable polystyrene beads with a liquid 14; adding a setting retardant in the mixer 16; adding a biocide preservative in the mixer 18; adding dried animal blood cells in the mixer 20;
adding gelatin glue in the mixer 22; adding calcium carbonate to the mixer 24;
activating the mixer for a predetermined period of time 26; and removing the expandable polystyrene beads from the mixer to use in the concrete mixture 28.
In some implementations, the step of providing a plurality of expandable polystyrene beads 10 comprises the step of providing expandable polystyrene containing a uniformly distributed flame retardant, preferably, providing Neopor 2400TM beads.
The step of placing the expandable polystyrene beads in a mixer 12 is to provide a mean for mixing the ingredients with the expandable polystyrene beads and thereby coating the beads. The mixer may include a ribbon mixer or any other typical concrete mixer, as apparent to a person skilled in the art.
, A liquid is also used for wetting the expandable polystyrene beads 14. This step helps the other dry ingredients to adhere to the beads. Preferably, the liquid comprises water.
Adding a setting retardant in the mixer 16 can improve the bond between the
5 beads and the dry ingredients. It can also strengthen the concrete mixture.
In some implementations, the step of adding a biocide preservative in the mixer 18 is preferably accomplished by adding a glycol low toxicity biocide preservative in the mixer, such as Nipacide BIT-20Tm. The biocide preservative is added to help, among other things, eliminates odors from the mixture.
In some implementations, the step of adding dried animal blood cells in the mixer 20 is preferably accomplished by adding Jefo AP 301TM animal blood cells in the mixer. The dried animal blood cells support a more homogeneous mixture.
Binding the dried animal blood cells onto the beads can be improved by adding gelatin glue in the mixer 22. The gelatin glue is also used as an adhesive to further enhance the bonding between the dry ingredients and the beads.
In some implementations, the step of adding calcium carbonate to the mixer 24 is preferably accomplished by adding limestone in the mixer, such as Betocarb F- SATm. The calcium carbonate can also accelerate drying the mixture by absorbing excess humidity.
The mixer can be activated for a predetermined period of time 26 and at any stage during the method for coating expandable polystyrene beads. The predetermined period may depend on the quantity of the mixture, the type of mixer used and the mixing speed, as apparent to a person skilled in the art.
Preferably, the mixing time is between 15 minutes and 120 minutes.
Once the expandable polystyrene beads are substantially coated with the mixture and dry, the user can proceed with the step of removing the expandable polystyrene beads from the mixer 28 to use in the concrete mixture, or any other
In some implementations, the step of adding a biocide preservative in the mixer 18 is preferably accomplished by adding a glycol low toxicity biocide preservative in the mixer, such as Nipacide BIT-20Tm. The biocide preservative is added to help, among other things, eliminates odors from the mixture.
In some implementations, the step of adding dried animal blood cells in the mixer 20 is preferably accomplished by adding Jefo AP 301TM animal blood cells in the mixer. The dried animal blood cells support a more homogeneous mixture.
Binding the dried animal blood cells onto the beads can be improved by adding gelatin glue in the mixer 22. The gelatin glue is also used as an adhesive to further enhance the bonding between the dry ingredients and the beads.
In some implementations, the step of adding calcium carbonate to the mixer 24 is preferably accomplished by adding limestone in the mixer, such as Betocarb F- SATm. The calcium carbonate can also accelerate drying the mixture by absorbing excess humidity.
The mixer can be activated for a predetermined period of time 26 and at any stage during the method for coating expandable polystyrene beads. The predetermined period may depend on the quantity of the mixture, the type of mixer used and the mixing speed, as apparent to a person skilled in the art.
Preferably, the mixing time is between 15 minutes and 120 minutes.
Once the expandable polystyrene beads are substantially coated with the mixture and dry, the user can proceed with the step of removing the expandable polystyrene beads from the mixer 28 to use in the concrete mixture, or any other
6 application requiring expandable polystyrene beads as apparent to a person skilled in the art.
According to another aspect of the present invention, there is provided expandable polystyrene beads coated with a coating composition comprising water, a setting retardant, a biocide preservative, a plurality of dried animal blood cells, a gelatin glue and a calcium carbonate.
In some implementations, the coating comprises in parts by 4000 L of expandable polystyrene beads: 4 L to 20 L of water, 2L to 8 L of setting retardant, 30 ml to 150 ml of biocide preservative, 4 Kg to 20 Kg of dried animal blood cells, 10 mg to 100 mg of gelatin glue and 20 Kg to 50 Kg of calcium carbonate.
In some implementations, the coating comprises in parts by 4000 L of expandable polystyrene beads: 12 L of water, 4 L of setting retardant, 90 ml of biocide preservative, 10 Kg of dried animal blood cells, 40 mg of gelatin glue and 36 Kg of calcium carbonate.
Of course, numerous modifications could be made to the above-described embodiments without departing from the scope of the invention, as defined in the appended claims.
According to another aspect of the present invention, there is provided expandable polystyrene beads coated with a coating composition comprising water, a setting retardant, a biocide preservative, a plurality of dried animal blood cells, a gelatin glue and a calcium carbonate.
In some implementations, the coating comprises in parts by 4000 L of expandable polystyrene beads: 4 L to 20 L of water, 2L to 8 L of setting retardant, 30 ml to 150 ml of biocide preservative, 4 Kg to 20 Kg of dried animal blood cells, 10 mg to 100 mg of gelatin glue and 20 Kg to 50 Kg of calcium carbonate.
In some implementations, the coating comprises in parts by 4000 L of expandable polystyrene beads: 12 L of water, 4 L of setting retardant, 90 ml of biocide preservative, 10 Kg of dried animal blood cells, 40 mg of gelatin glue and 36 Kg of calcium carbonate.
Of course, numerous modifications could be made to the above-described embodiments without departing from the scope of the invention, as defined in the appended claims.
Claims (11)
1. A method for coating expandable polystyrene beads for use in a concrete mixture, the method comprising the steps of:
a) providing a plurality of expandable polystyrene beads;
b) placing the expandable polystyrene beads in a mixer;
c) wetting the expandable polystyrene beads with a liquid;
d) adding a setting retardant in the mixer;
e) adding a biocide preservative in the mixer;
f) adding dried animal blood cells in the mixer;
g) adding gelatin glue in the mixer;
h) adding calcium carbonate to the mixer;
i) activating the mixer for a predetermined period of time; and j) removing the expandable polystyrene beads from the mixer to use in the concrete mixture.
a) providing a plurality of expandable polystyrene beads;
b) placing the expandable polystyrene beads in a mixer;
c) wetting the expandable polystyrene beads with a liquid;
d) adding a setting retardant in the mixer;
e) adding a biocide preservative in the mixer;
f) adding dried animal blood cells in the mixer;
g) adding gelatin glue in the mixer;
h) adding calcium carbonate to the mixer;
i) activating the mixer for a predetermined period of time; and j) removing the expandable polystyrene beads from the mixer to use in the concrete mixture.
2. A method according to claim 1, wherein step c) comprises the step of wetting the expandable polystyrene beads with water.
3. A method according to claim 1 or 2, wherein step e) comprises the step of adding a glycol low toxicity biocide preservative in the mixer.
4. A method according to any one of claims 1 to 3, wherein step f) comprises the step of adding spray-dried animal blood cells in the mixer.
5. A method according to any one of claims 1 to 4, wherein step h) comprises the step of adding limestone in the mixer.
6. A method according to any one of claims 1 to 5, wherein step a) comprises the step of providing expandable polystyrene containing a uniformly distributed flame retardant.
7. A method according to any one of claims 1 to 6, wherein the period of time is at least 15 minutes.
8. A method according to any one of claims 1 to 7, wherein the mixer comprises a ribbon mixer.
9. Expandable polystyrene beads coated with a coating composition comprising water, a setting retardant, a biocide preservative, a plurality of dried animal blood cells, a gelatin glue and a calcium carbonate.
10. Expandable polystyrene beads according to claim 9, wherein the coating comprises in parts by 4000 L of expandable polystyrene beads: 4 L to 20 L of water, 2L to 8 L of setting retardant, 30 ml to 150 ml of biocide preservative, 4 Kg to 20 Kg of dried animal blood cells, 10 mg to 100 mg of gelatin glue and 20 Kg to 50 Kg of calcium carbonate.
11. Expandable polystyrene beads according to claim 9 or 10, wherein the coating comprises in parts by 4000 L of expandable polystyrene beads: 12 L
of water, 4 L of setting retardant, 90 ml of biocide preservative, 10 Kg of dried animal blood cells, 40 mg of gelatin glue and 36 Kg of calcium carbonate.
of water, 4 L of setting retardant, 90 ml of biocide preservative, 10 Kg of dried animal blood cells, 40 mg of gelatin glue and 36 Kg of calcium carbonate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2886190A CA2886190C (en) | 2015-03-25 | 2015-03-25 | Method for coating expandable polystyrene beads |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2886190A CA2886190C (en) | 2015-03-25 | 2015-03-25 | Method for coating expandable polystyrene beads |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2886190A1 CA2886190A1 (en) | 2016-09-25 |
| CA2886190C true CA2886190C (en) | 2018-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2886190A Active CA2886190C (en) | 2015-03-25 | 2015-03-25 | Method for coating expandable polystyrene beads |
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| Country | Link |
|---|---|
| CA (1) | CA2886190C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102467863B1 (en) * | 2019-07-22 | 2022-11-16 | 주식회사 엘지화학 | Microcarrier for cell culture, a method for producing the same, and a cell culture method using the same |
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2015
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Also Published As
| Publication number | Publication date |
|---|---|
| CA2886190A1 (en) | 2016-09-25 |
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