Composition for mold production and its use

Abstract

The present invention provides a composition comprising solid particles of CaO, SiO, MgO, and Al2O3, and the use of the composition in making a mold. [Selected Figure] Figure 3A

Description

Technical Field

[0001] The present disclosure relates to Mold a composition for production and its use.

Background Art

[0002] Forming is usually a manufacturing process in which a liquid material is injected into a Mold having a hollow cavity of a desired shape and then solidified. The solidified part (molded product) is Forming also called a Mold and is pushed out from the Mold or the

[0003] is destroyed to complete the manufacturing process. Mold Plaster and other chemically curable materials, such as concrete, polymers, and plastic resins, etc., can be Mold made of a single-use disposable Mold supported by its outer Mold or a flexible material such as a small rigid piece or latex rubber (which is Forming used for

[0004] Molding is a process of manufacturing by shaping a liquid or flexible raw material using a rigid frame called a mold or matrix. The mold or matrix itself is made using the pattern or model of the final product.

[0005] A mold is a hollow block filled with a liquid or flexible material, such as concrete. The liquid hardens within the mold to form the shape of the hollow block of the mold. The mold is Forming the counter part of the FormingRelease the product. This type of mold is expensive, but Forming is necessary when there are complex overhangs in the shape.

[0006] Forming One of the problems in the process is Mold from Forming the stage of releasing the product. Forming At this stage of the process, usually, Mold it is necessary to break or use some type of release agent. Forming Damage to the product usually occurs at this stage, which limits profitability. Therefore, Forming there is a significant need for Mold made from inexpensive materials that can be easily disassembled when releasing the product.

Summary of the Invention

Means for Solving the Problems

[0007] The present invention provides a composition comprising solid particles of CaO, SiO 2 , MgO, and Al 2 O 3 wherein the average particle size of the solid particles ranges from 20 to 60 μm.

[0008] In some embodiments, CaO is present in an amount of at least 30 wt% of the composition of the present invention. In some embodiments, MgO is present in an amount of at least 0.5 wt% of the composition of the present invention. In some embodiments, SiO 2 is present in an amount of at least 0.5 wt% of the composition of the present invention. In some embodiments, Al 2 O 3 is present in an amount of at least 0.5 wt% of the composition of the present invention. In some embodiments, CaO is present in an amount in the range of about 30% to 60 wt% of the composition of the present invention. In some embodiments, MgO is present in an amount in the range of about 0.5% to 20 wt% of the composition of the present invention. In some embodiments, SiO 2is in an amount in the range of about 0.5% to 5.5% by weight of the composition of the present invention. In some embodiments, Al 2 O 3 is in an amount in the range of about 0.5% to 1.5% by weight of the composition of the present invention.

[0009] In some embodiments, the composition of the present invention comprises Fe 2 O 3 , TiO 2 , K 2 O, Na 2 O, P 2 O 5 , Mn 2 O 3 and SO 3 and further comprises at least one of them, or any combination thereof.

[0010] The present invention further provides a composition used for the production of Mold , comprising solid particles of CaO, SiO 2 , MgO, and Al 2 O 3 , wherein the average particle size of the solid particles is in the range of 20 to 60 μm.

[0011] In some embodiments, Mold is Forming of curable non-metallic materials for Mold . In other embodiments, Mold is Mold liner. In further embodiments, the Mold of the present invention can be decomposed by washing with water.

[0012] " Curable non-metallic materials " is to be understood to encompass any material that cures when exposed to a curing process as compared to its uncured state. Examples of the curing process include, but are not limited to, heat, pressure, steam, additives, energy (such as UV, IR, microwave, X-ray, etc.), radiation, vulcanization, or any combination thereof. During the curing process, Curable non-metallic materialsHardens due to an internal process that changes its physical and / or chemical properties. Examples of internal processes include, but are not limited to, the formation of cross-linkages, loss of moisture (dehydration), Curable non-metallic materials and a decrease in the space between polymer chains of

[0013] Curable non-metallic materials Examples of Curable non-metallic materials include concrete, resins, polymers, thermosetting polymers, thermoplastic polymers, gypsum, and any combination thereof. In some embodiments,

[0014] From the composition of the present invention Mold The decomposition of Mold within Formed product In order to remove Mold It should be understood that this refers to disassembling and removing Mold The decomposition of

[0015] The present invention further provides Mold comprising solid particles of CaO, SiO 2 , MgO, and Al 2 O 3 and having an average particle size of the solid particles in the range of 20 - 60 μm Mold is provided.

[0016] The present invention further provides Mold a liner comprising solid particles of CaO, SiO 2 , MgO, and Al 2 O 3 and having an average particle size of the solid particles in the range of 20 - 60 μm Mold is provided.

[0017] The present invention further provides Mold a method of making SiO 2 , MgO, and Al 2 O 3Prepare a composition containing solid particles with an average particle size of the solid particles in the range of 20 to 60 μm, (b) mix the composition with water to form a flexible wet mixture, and (c) from the wet mixture, a three-dimensional Mold is formed, and (d) the three-dimensional Mold is dried to produce a dried Mold . A method including these steps is provided.

[0018] The present invention further provides Curable non-metallic materials a method for manufacturing a Forming product, which includes (a) from a composition containing solid particles of CaO, SiO 2 , MgO, and Al 2 O 3 with an average particle size of the solid particles in the range of 20 to 60 μm, Forming produce a Mold having a hollow cavity in the shape of the Mold product, (b) fill the Curable non-metallic materials with early Mold , (c) cure the early Curable non-metallic materials filled in the Mold , and (d) wash and decompose the

[0019] with water. A method including these steps is provided. Curable non-metallic materials The present invention further provides a method for manufacturing a Forming product with a formed pattern, which includes (a) prepare a composition for pattern formation containing solid particles of CaO, SiO 2 , MgO, and Al 2 O 3 with an average particle size of the solid particles in the range of 20 to 60 μm, (b) mix the composition for pattern formation with water to form a flexible wet mixture, (c) apply the composition for pattern formation to the surface of the Mold , (d) dry the composition for pattern formation to produce a Mold with a formed pattern, (e) fill the Mold with early Curable non-metallic materials in the MoldThe step of curing the early stage filled therein Curable non-metallic materials And the step of curing (g) the pattern-formed Mold Provided is a method including the step of washing and decomposing with water.

Brief Description of the Drawings

[0020] The subject matter regarded as the invention is particularly pointed out and clearly claimed in the concluding part of the specification. However, the present invention will be best understood by reading the following detailed description with reference to the accompanying drawings, both as to its construction and method of operation, and together with its objects, features, and advantages.

[0021]

Figure 1

Figure 2A

Figure 2B

Figure 3A

Figure 3B

Figure 4A

Figure 4B

[0022] It should be understood that, for the sake of simplicity and clarity of illustration, the elements shown in the figures are not necessarily drawn to scale. For example, the dimensions of some elements may be exaggerated compared to other elements for clarity. Further, reference numbers may be repeated between drawings to indicate corresponding or similar elements where appropriate.

Mode for Carrying Out the Invention

[0023] In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be understood by those skilled in the art that the present invention may be practiced without these specific details. In other instances, well-known methods, procedures, and components have not been described in detail so as not to obscure the present invention.

[0024] Example 1:

[0025] 1. Mix the dried composition of the present invention with tap water to the required concentration. When spraying the composition of the present invention, more water is added. On the other hand, when molding the composition of the present invention into a clay-like form, less water is required.

[0026] 2. Spray the composition of the present invention onto the surface of (Figure 1), or mold the composition of the present invention into a clay-like form and adhere it to the surface of. Mold Mold

[0027] 3. Dry the composition of the present invention on the surface of, or in a clay state (before adhering to), for several minutes to several hours depending on the air temperature (20 minutes to 1 hour at 30°C depending on the thickness of the composition of the present invention) (Figure 2). Mold Mold

[0028] 4. Pour the concrete into the where the composition of the present invention has been applied (coated or adhered). Mold

[0029] 5. After the concrete has hardened, FormingWhen the object is demolded, the pattern formed by the composition of the present invention is observed on the contact surface of the concrete (Fig. 3). Mold (Fig. 3).

[0030] 6. When the composition is dissolved and washed away from the surface of the concrete using tap water, patterns, voids, and spaces remain on the surface of the hardened concrete (Fig. 4).

[0031] 7. By collecting the water containing the dissolved composition and performing an evaporation or separation process, the composition of the present invention can be reused.

[0032] Although specific features of the present invention have been illustrated and described herein, various modifications, substitutions, changes, and equivalents will be apparent to those skilled in the art. Accordingly, it should be understood that the appended claims are intended to cover all such modifications and changes that fall within the scope of the gist of the present invention.

Claims

1. A composition used for producing a mold for forming a hardenable non-metallic material, CaO, SiO ２ , MgO, and Al ２ O ３ and containing solid particles of wherein the average particle size of the solid particles ranges from 20 to 60 μm, the CaO is in an amount ranging from 30 to 60% by weight of the composition, the MgO is in an amount ranging from 0.5 to 20% by weight of the composition, The SiO ２ is in an amount in the range of 0.5 to 5.5% by weight of the composition, The Al ２ O ３ is in an amount in the range of 0.5 to 1.5% by weight of the composition, and the composition is characterized by being applied to the surface of the mold.

2. The composition according to claim 1, wherein the CaO is in an amount of at least 30% by weight of the composition.

3. The composition according to claim 1, wherein the MgO is in an amount of at least 0.5% by weight of the composition.

4. The composition according to claim 1, The SiO ２ is present in an amount of at least 0.5% by weight of the composition, a composition characterized thereby.

5. The composition according to claim 1, The above-mentioned Al ２ O ３ is at least 0.5% by weight of the composition, and the composition is characterized by this.

6. The composition according to claim 1, Fe ２ O ３ , TiO ２ , K ２ O, Na ２ O, P ２ O ５ , Mn ２ O ３ , and SO ３ A composition further comprising at least one of these, or any combination thereof.

7. The composition according to claim 1, wherein the mold is a mold liner for forming a hardenable non-metallic material.

8. A mold for forming a hardenable non-metallic material, a previously prepared mold, and A composition containing solid particles of CaO, SiO ２ , MgO, and Al ２ O ３ , which is produced from the composition and is applied to the surface of the previously prepared mold wherein the average particle size of the solid particles ranges from 20 to 60 μm, the CaO is in an amount ranging from 30 to 60% by weight of the composition, the MgO is in an amount ranging from 0.5 to 20% by weight of the composition, The SiO ２ is in an amount in the range of 0.5 to 5.5% by weight of the composition, The foregoing Al ２ O ３ is in an amount in the range of 0.5 to 1.5% by weight of the composition, and the mold is characterized thereby.

9. A mold liner for forming a hardenable non-metallic material, CaO, SiO ２ , MgO, and Al ２ O ３ made from a composition containing solid particles of wherein the average particle size of the solid particles ranges from 20 to 60 μm, the CaO is in an amount ranging from 30 to 60% by weight of the composition, the MgO is in an amount ranging from 0.5 to 20% by weight of the composition, The SiO ２ is in an amount in the range of 0.5 to 5.5% by weight of the composition, The aforementioned Al ２ O ３ is in an amount in the range of 0.5 to 1.5% by weight of the composition, and the mold liner is characterized by being applied to the surface of the mold.

10. A method for producing a mold for forming a hardenable non-metallic material, comprising: (a) CaO, SiO ２ , MgO, and Al ２ O ３ containing solid particles, wherein the average particle size of the solid particles is in the range of 20 to 60 μm, and the CaO is in an amount in the range of 30 to 60% by weight of the composition, the MgO is in an amount in the range of 0.5 to 20% by weight of the composition, the SiO ２ is in an amount in the range of 0.5 to 5.5% by weight of the composition, and the Al ２ O ３ is in an amount in the range of 0.5 to 1.5% by weight of the composition, and preparing the composition; (b) mixing the composition with water to form a flexible wet mixture; (c) applying the wet mixture to the surface of a previously prepared mold to form a three-dimensional mold; and (d) drying the three-dimensional mold to produce a dried mold. The method is characterized by including the above steps.

11. A method for manufacturing a molded product made of a hardenable non-metallic material, comprising: (a) CaO, SiO ２ , MgO, and Al ２ O ３ of solid particles, wherein the average particle size of the solid particles is in the range of 20 to 60 μm, and the CaO is in an amount in the range of 30 to 60% by weight of the composition, the MgO is in an amount in the range of 0.5 to 20% by weight of the composition, the SiO ２ is in an amount in the range of 0.5 to 5.5% by weight of the composition, and the Al ２ O ３ is in an amount in the range of 0.5 to 1.5% by weight of the composition. By applying the composition to the surface of a pre-prepared water-soluble mold, a step of producing a mold having a hollow cavity in the shape of the molded product is carried out. (b) filling the mold with an early hardening non-metallic material; (c) hardening the early hardening non-metallic material filled in the mold; and (d) washing and decomposing the mold with water. A method characterized by including. **Claim 12** A method for manufacturing a molded product made of a patterned curable non-metallic material, (a) CaO, SiO ２ , MgO, Al ２ O ３ comprising solid particles, wherein the average particle size of the solid particles is in the range of 20 to 60 μm, and the CaO is in an amount in the range of 30 to 60% by weight of the pattern forming composition, the MgO is in an amount in the range of 0.5 to 20% by weight of the pattern forming composition, the SiO ２ is in an amount in the range of 0.5 to 5.5% by weight of the pattern forming composition, and the Al ２ O ３ is in an amount in the range of 0.5 to 1.5% by weight of the pattern forming composition, and preparing the composition; (b) mixing the pattern-forming composition with water to form a flexible wet mixture; (c) applying the pattern-forming composition to the surface of a pre-prepared water-soluble mold; (d) drying the pattern-forming composition to produce a patterned mold; (e) filling the patterned mold with an early-curing non-metallic material; (f) curing the early-curing non-metallic material filled in the patterned mold; (g) washing and decomposing the patterned mold with water. A method characterized by including.

Images