An improved ballistic construction material and improvement in production and application thereof

The brick made of cement, iron powder, and sand, reinforced with a ribbed iron rod and coated with polyurea, addresses the limitations of existing materials by offering ballistic protection, thermal insulation, and energy efficiency, with a focus on assembly without adhesives and reduced environmental impact.

WO2026111663A1PCT designated stage Publication Date: 2026-05-28EASYWALLBRİCK İNŞAAT SANAYİ & TİCARET LİMİTED ŞİRKETİ

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
EASYWALLBRİCK İNŞAAT SANAYİ & TİCARET LİMİTED ŞİRKETİ
Filing Date
2024-11-25
Publication Date
2026-05-28

AI Technical Summary

Technical Problem

Existing ballistic construction materials lack effective protection against ballistic threats, such as bullets and shrapnel, while also failing to provide thermal insulation, moisture resistance, and energy efficiency, and often require adhesives for assembly.

Method used

A brick composed of cement, iron powder, and sand, reinforced with a ribbed iron rod, coated with polyurea for thermal insulation and impact resistance, allowing assembly without adhesives, and featuring polyurethane foam for additional insulation and sound absorption.

Benefits of technology

Provides enhanced ballistic protection, thermal insulation, moisture resistance, and energy efficiency, while reducing weight and assembly complexity, with a reduced carbon footprint and improved living conditions.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to a ballistic construction material, particularly for use in the field of defense. The invention is characterized in that the ballistic brick (1) shown in Figure 3, which is made of cement, iron powder, ribbed iron rod and sand, may be arranged as shown in Figure 4 so as to construct a building resistant to bullets, explosives, shrapnel, shock waves and impacts.
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Description

[0001] DESCRIPTION

[0002] AN IMPROVED BALLISTIC CONSTRUCTION MATERIAL AND IMPROVEMENT IN PRODUCTION AND APPLICATION THEREOF

[0003] TECHNICAL FIELD

[0004] The invention relates to an improvement in a ballistic construction material, developed in particular for use in the field of defense.

[0005] BACKGROUND ART

[0006] As the most common construction material used in the construction of living spaces, warehouses and similar buildings, bricks have been through several phases for centuries. Examples include drying of mud, adobe bricks, fire bricks, aerated concrete and the like. There are also types of bricks used in construction processes developed for certain needs such as insulation and defense security. It is known that bricks developed especially for defense industry and security purposes are configured using different methods in order to ensure resistance to explosion pressure, post-explosion fragmentation impacts and fired ammunition.

[0007] In the patent with application number TR 2020 / 20073, the invention is summarized as follows: “The present invention relates to manufacturing of a ballistic warehouse and hangar with composite filling support, which is manufactured using a multi-plate corrugated steel that can be used in NIJ LEVEL 3 and above standards referred to as heavy armor, and can be used both aboveground and underground at the same time for multiple purposes against the impact caused by bullets and shrapnel during the fire of artillery and mortars, as well as weapon systems resistant to high-caliber ammunition (12.7 mm caliber and above) during both national and international security operations carried out by the Armed Forces, Gendarmerie, Police, and other public and private administrative and security units.”

[0008] In the patent with application number TR 2018 / 11914, the invention is summarized as follows: “The present invention relates to an armored security cabin developed to be used in walls and similar structural elements resistant to the effects of long- range rifles and bullets, explosives and bombs and a pre-cast production thereof in the building and construction sector, which, in its most basic form, comprises at least one wall panel, at least one ceiling panel and at least one floor panel made of BR7 class concrete composition resistant to high-performance ballistic effects.”

[0009] In the patent with application number TR 2011 / 06151 , the invention is summarized as follows: “The present invention relates to a concrete-based ballistic armor material with chemical additives for use in the construction of areas such as buildings, military facilities, outposts, buildings requiring high level security, guard posts, temporary protected areas, security barriers, etc. that require bullet-proof features and that may be exposed to the impacts of non-firearms as well as grenades and / or C4-type explosive materials.”

[0010] The patent with application number TR 2017 / 00417 is summarized as follows: “The present invention relates to a new generation armored security cabin and production thereof which is designed and developed for the protection of Gendarmerie, Military, Police and Private security officers from various small arms, steel-tipped bullets and armed attacks in their duty areas, wherein the security cabin is produced monolithically using reinforced concrete, steel wires, polypropylene fibers and special concrete additives within the concrete poured into steel molds together with the body and top at once, thus providing high resistance against impacts.”

[0011] DESCRIPTION OF THE INVENTION

[0012] The present invention relates to an improvement in a construction element developed to overcome the above-mentioned disadvantages and to introduce new advantages to the related technical field.

[0013] One object of the invention is to provide a brick made of cement, iron powder, ribbed iron rod and sand so as to build various structures intended for defense purposes. The improvement in the invention is a polyurea coating to prevent structural disintegration during ballistic destruction. It is aimed to increase the comfort in living conditions as a modular infrastructure by applying heat paint.

[0014] Another object of the invention is to provide an infrastructure that meets heating requirements.

[0015] The polyurea coating is completely waterproof and protects the surface against water, moisture and chemicals. It provides a high degree of thermal insulation when used in combination with polyurethane foam. It can absorb vibrations and sound waves depending on the layer thickness.

[0016] Quality polyurea products contain low levels of volatile organic compounds (VOCs) and are environmentally friendly. As they provide insulation, they prevent moisture and mold formation, which indirectly contributes positively to respiratory health.

[0017] An average thickness of 1 -2 mm is provided in heat paint application. Thicker layers (3-5 mm) may be required in industrial applications. It provides cooling in summer and heat protection in winter. It can decrease energy costs by 30-40%.

[0018] It provides temperature control. It maintains a balanced indoor temperature and provides energy efficiency both in summer and winter. It reduces carbon footprint through energy saving. It does not bring extra weight load to the building. It can be easily applied as traditional paints. It contains low VOC during application.

[0019] A further object of the invention is to construct a building by a stacking method, whereby the bricks thus formed are joined together without any adhesives, fillers and similar additives.

[0020] Drawings

[0021] Embodiments of the present invention which are briefly summarized hereinabove and described in more detail hereinbelow may be understood by reference to the exemplary embodiments of the invention described in the attached drawings. However, it should be noted that the attached drawings only describe typical embodiments of the present invention and, therefore, shall not be deemed to limit the scope of the invention as they may enable other equally effective embodiments.

[0022] Figure 1 is a top view of the ballistic brick of the invention.

[0023] Figure 2 is a side view of the ballistic brick of the invention.

[0024] Figure 3 is a perspective view of the ballistic brick of the invention.

[0025] Figure 4 is a side view of the ballistic brick of the invention in application.

[0026] Identical reference numbers have been used, where possible, to designate identical elements that are common to the figures for ease of understanding. Figures are not drawn to scale and can be simplified for clarity. It is believed that the elements and features of one embodiment can be incorporated in a useful manner into other embodiments without the need for any further explanation.

[0027] Explanation of Details in Drawings

[0028] The equivalents of the reference numbers shown in the figures are given below.

[0029] 1 - Ballistic brick

[0030] 2- Connection hole

[0031] 2a- Locking protrusion

[0032] 2b- Locking seat

[0033] 3- Mass hole

[0034] 4- Rear recess

[0035] 5- Front protrusion

[0036] DETAILED DESCRIPTION OF THE INVENTION

[0037] In this detailed description, the preferred alternatives of the configuration of the invention are disclosed solely for a better understanding of the subject matter and should not be considered as limiting by any means. The invention is characterized in that the ballistic brick (1 ) shown in Figure 3, which is made of cement, iron powder, ribbed iron rod and sand, may be arranged as shown in Figure 4 so as to construct a building resistant to bullets, explosives, shrapnel, shock waves and impacts.

[0038] The present invention relates to a ballistic brick (1 ) comprising 30-40% cement, 20- 30% iron powder, 40-50% sand, and a ribbed iron rod with preferably a diameter of 5 mm, preferably a length of 2-5 cm, and preferably a total length of 76 cm for each ballistic brick (1 ), and a method of manufacturing the ballistic brick (1 ).

[0039] During the manufacture of the ballistic brick (1 ) of the invention, 30-40% cement and 20-30% iron powder are mixed in a mixer. A material with a density of 10.38 is obtained by adding 40-50% sand and ribbed iron rods for reinforcement into said mixture. This material is poured in a liquid phase into the molds formed and left to dry. After drying, the ballistic bricks (1 ), which are ready to be assembled to form a construction, can be stacked and stored.

[0040] The ballistic bricks (1 ) are assembled to one another by means of a locking protrusion (2a) which fits into the locking seat (2b) below the connection holes (2) on the ballistic brick (1 ) of the invention. The ballistic bricks (1 ) are assembled as shown in Figure 4 to form a construction by means of the front protrusion (5) on one side of the ballistic brick (1 ) of the invention fitting into the rear recess (4) located in another brick, and the locking protrusion (2a) fitting into the locking seat (2b). This configuration ensures that the ballistic bricks (1 ) can be assembled without using any adhesives.

[0041] The improvement made in the invention is polyurea application. The polyurethane coating material is mixed using a specific spray machine and applied by a spraying method.

[0042] Coating thickness: 1 -1.5 mm for a single layer application. Recommended thickness for advanced ballistic protection is 4 mm for a multi-layer application. The polyurea coating creates an energy absorbing layer to dissipate high velocity impacts such as bullets or impacts. It reduces the fragmentation effects caused by such high velocity impacts. Therefore, it provides ballistic protection. 1-2 mm coating thickness provides protection against light impacts and scratches whereas 3-5 mm coating thickness provides resistance against low velocity shrapnel and bullets in ballistic tests. Coating thickness over 6 mm provides advanced ballistic resistance. The ballistic brick (1 ) of the invention has mass holes (3) as shown in Figure 1 and Figure 3. These mass holes (3) are intended to reduce the weight of the ballistic bricks (1 ), which are heavy particularly due to the iron powder and other materials contained therein. These mass holes (3) may be expanded to an extent that the ballistic brick (1 ) of the invention remains within its intended purpose, thereby making them even lighter.

Claims

CLAIMS1 . The invention is a ballistic construction material, characterized in that it comprises 30-40% of cement, 20-30% of iron powder, 40-50% of sand, and a ribbed iron rod with preferably a diameter of 5 mm, preferably a length of 2-5 cm, and preferably a total length of 76 cm for each ballistic brick (1 ).

2. A construction material according to claim 1 , characterized in that during the manufacture of the ballistic brick (1 ), 30-40% cement and 20-30% iron powder are mixed in a mixer, a material with a density of 10.38 is obtained by adding 40-50% sand and ribbed iron rods for reinforcement into said mixture, and this material is poured in a liquid phase into the molds formed and left to dry.

3. A ballistic brick according to claim 1 or claim 2, characterized in that the ballistic bricks (1 ) can be assembled without using any adhesives to create a configuration, wherein the locking protrusion (2a) of the connection holes (2) fits into the locking seat (2b) located under another ballistic brick (1 ), and the front protrusion (5) on one side of the ballistic brick (1 ) fits into the rear recess (4) located in another brick, and the locking protrusion (2a) fits into the locking seat (2b).

4. A ballistic brick (1 ) according to any of the preceding claims, characterized in that it contains mass holes (3) to reduce the weight of ballistic bricks (1 ), which are heavy, particularly due to the iron powder and other materials contained therein.

5. A method of manufacturing ballistic brick (1 ), which is a ballistic building material, characterized in that it comprises a polyurea coating process step.