RECYCLED MATERIAL POWDERS OBTAINED FROM RAW INORGANIC AND ORGANIC FIBER FABRIC WASTE, CUT FIBER AND FABRIC PIECES, IMPREGNATION, LAMINATION AND RESIN IMPREGNATION METHOD BETWEEN OPAN-BASED NEEDLED NONWOVEN FELT, AND FIRE, THERMAL, ACOUSTIC, EMI AND BALLISTIC BARRIER PRODUCTS PRODUCED BY THIS METHOD; TAPE PRODUCT FORM

Abstract

This invention relates to a multifunctional hybrid composite platform system and special application variants for the conversion of raw and resin-free rCF, rGF, rPA, rBF, rSiF fabrics, ropes, lint-free fibers, and woven waste, as well as rWB and hardened composite panel scrap waste, obtained from the manufacturing and application processes of various industrial sectors, primarily wind energy, shipbuilding, industrial composite panels, construction and structural reinforcement, and thermal insulation jackets, into high value-added protective materials.The platform integrates raw and resin-free fabric waste into OPAN-based needle-punched nonwoven felt, woven or knitted fabric — or needle-punched glass fiber felt in economic variations — by processing it with at least one of the following: (i) D50 = 5–400 µm ground powder, (ii) 1–200 mm staple or continuous fiber (preferably 1–60 mm in commercial applications) and / or (iii) ≥50 mm large pieces; containing between 2% and 85% by weight of acrylic, silicone, polyurethane, phenolic, epoxy, polyimide, vinyl ester or bismaleimide polymeric resins or NBR, silicone rubber, EPDM, SBR, FKM / Viton, EVA, NR or CR elastomeric matrices, with an LOI ≥ 28 (LOI ≥ 40 when using pure OPAN matrix), through impregnation, lamination and resin infusion. The product range is manufactured in roll (width ≤2 m), sheet / plate (thickness 1–100 mm), and adhesive tape (1–100 cm). The platform serves the defense, aerospace, EV battery thermal management, rail systems, HVAC, marine, construction, furniture, home appliance, and occupational safety sectors.

Description

TARIFF OBTAINED FROM RAW INORGANIC AND ORGANIC FIBER FABRIC WASTE. RECYCLED MATERIAL POWDERS, CUT FIBERS AND OPAN-BASED NEEDLE-THINNED NONWOVEN FELT WITH FABRIC PIECES IMPREGNATION, LAMINATION AND RESIN IMPREGNATION METHOD BETWEEN THEM. FIRE, THERMAL, ACOUSTIC, EMI AND BALLISTIC PRODUCTS ARE GENERATED BY THIS METHOD. BARRIER PRODUCTS; TAPE PRODUCT FORM TECHNICAL FIELD This invention is primarily used in wind energy, ship and yacht manufacturing, industrial composite panel manufacturing, and construction. from the reinforcement and thermal insulation jacket manufacturing sectors — and in addition, aviation, Automotive, metallurgy and construction sectors — production throughout Türkiye and internationally. Raw and resin-free carbon fiber (rCF), glass fiber (rGF), and para-aramid produced in these centers. (rPA), basalt fiber (rBF), silica fiber (rSiF) fabric, yarn, lint and woven excess. High waste from wind turbine blades and hardened composite panel scrap (rWB) a multifunctional hybrid for conversion into value-added protective materials This relates to the composite platform system and its production method. The platform processes raw fabric waste into (a) powder with a particle size of D50 = 5–400 µm, (b) 1–200 (c) staple fibers of mm length (preferably 1–60 mm in commercial applications) and (50 mm and above Oxidized Polyacrylonitrile (OPAN) based needle-punched nonwoven by bringing it into large piece forms. felt — in economical variations, needle-punched fiberglass felt — impregnation, lamination and It is processed through resin impregnation. STATE OF THE ART In the known state of the art, standard OPAN seals are only available in roll form, any They are imported from China and Europe and enter Türkiye without any coating or additives, and only in single-function applications (fire barrier or welding screen) Carbon fiber reinforced fire insulation boards and OPAN are used in known technology. Textile composites are also included; however, the known solutions in question are raw and Combining resin-free waste fabrics with OPAN felt in powder / fiber form and multiplying functional (EMI (Electromagnetic Interference) + fire + ballistic) + acoustic) performances are not included in the simultaneous provision of these. 1 Raw inorganic / organic fabric waste is given to scrap dealers, while others are used as additives in concrete. It is being devalued or burned. In the current area: Local companies process raw fabric waste into OPAN felt in the form of powder, staple fibers, or large pieces. No manufacturer found. A domestic manufacturer produces fire barriers in the form of single / double-sided adhesive tape with widths of 1–100 cm. No manufacturer found. Wind turbine blade waste (rWB) analyzed using FTIR (Fourier Transform Infrared Spectroscopy) - Fourier Transform Infrared Spectroscopy (Fourier Transform Infrared Spectroscopy) or XRF (X-ray Fluorescence Spectroscopy - X- Integration of OPAN felt by qualifying it with Ray Fluorescence verification. It is not being implemented. TECHNICAL PROBLEMS THAT THE INVENTION AIMS TO SOLVE The invention addresses the following technical problems in the face of the shortcomings in the prior art: It solves problems and provides advantages: Raw, resin-free waste fiber fabrics are available in powder (D50 = 5–400 µm), staple fiber (1–200 mm) and large fibers. To transform it into a high value-added protective material in the form of a piece (≥50 mm). Aerogel, graphene, intumescent systems, activated carbon, boron / phosphorus compounds, and advanced engineering. to form mixtures. To market the product in roll, sheet / plate and 1–100 cm adhesive tape forms; using domestic waste. To make the fiber competitive with imported products. The technical impact of the invention exceeds the sum of the individual contributions of its components, in terms of materials. It is expected to exhibit a synergy predicted based on scientific principles. Raw and The combination of resin-free waste rCF powder + OPAN felt + intumescent system trio, E1 In the predicted scenario, LOI (Limiting Oxygen Index) ≥ 52 and EMI shielding The effectiveness is expected to reach ≥ 18 dB simultaneously; this dual target is mentioned in the literature. documented as being met simultaneously in a single felt system and a single impregnation step. No examples are available. Instantaneous 1,200°C of rSiF powder + OPAN + polyimide resin triple (E5). A thermal synergy that is also expected to maintain form integrity for ≥ 30 minutes under contact conditions. This is its effect. The scope of protection of the invention is not limited to a specific LOI threshold; recycled Combination method of raw material with OPAN-based matrix, product structure and production process It is related. 2 DESCRIPTION OF THE FIGURES Figure 1 / 3: General System and Process Line Based on OPAN — Block Diagram (101–109) Figure 2 / 3: Cross-sectional view of the final hybrid composite structure (1–6, 20, 30, 40, 50, 60, 200) Figure 3 / 3: Layered Cross-Sectional View of Tape Product Form (1, 7, 8, 20, 300) EXPLANATION OF REFERENCES IN THE FIGURES Figure 1 / 3 — General System and Process Line 100: General OPAN-based platform system 101: Raw waste fabric receiving and supply station (rCF, rGF, rPA, rBF, rSiF, rWB) 102: Fiber type classification and FTIR / XRF chemical verification unit 103: Dry or damp washing cleaning pool 104: Mechanical size reduction unit (ball / jet mill + cutting line) 105: OPAN felt or glass fiber sub-matrix feeding line 106: Impregnation and lamination station (wet bath, dry sprinkling, large piece lamination) 107: Resin impregnation, VARI vacuum infusion and curing oven 108: Surface coating and functional layer integration unit 109: Rotary blade slitting machine and tape winding station Figure 2 / 3 — Cross-sectional View 200: Final hybrid composite structure (general overview) 1: Main matrix layer (OPAN nonwoven felt or woven fabric or glass fiber felt) 2: Recycled waste fiber powder (D50 = 5–400 µm) 3: Recycled staple fiber (1–200 mm) 4: Cured polymeric or elastomeric resin network structure 5: Functional additive particles (aerogel, intumescent, graphene, activated carbon, etc.) 6: Top barrier and coating layer 20: Main fiber matrix (base layer) 30: Barrier armor layer group (silicone, aluminum foil, technical fabric, PU film) 40: Fixation interface (hotmelt, double-sided tape, liquid adhesive, pinning mesh) 50: Carrier sub-insulation matrix (sponge, rock wool, glass wool, rubber) 60: Thermo-stable self-adhesive tape or mechanical fastening element 3 Figure 3 / 3 — Cross-sectional view of tape product form. 7: Acrylic or silicone-based adhesive layer 8: Peel-off protective film (liner) 300: General representation of the tape product form (layers 7 and 8 on a 1 / 20 master matrix). (positioning) EXPLANATION OF THE INVENTION The invention concerns a multifunctional hybrid composite platform system (100); raw material supply and preparation subsystem (101–104), OPAN-based matrix supply line (105), impregnation and lamination station (106), resin impregnation and curing unit (107), surface coating and nine layer integration units (108), slitting and tape winding stations (109) It consists of interconnected subsystems. A — Raw Material Procurement, Classification and Preparation (101–104) Raw waste fabrics come from wind turbine manufacturers, ship and yacht manufacturers, and composite panel manufacturers. It is received at the supply station (101) with exclusive waste procurement agreements. Classification and FTIR / XRF In the verification unit (102) fiber type (rCF / rGF / rPA / rBF / rSiF / rWB), size and impurity level Classified according to: FTIR or XRF chemical verification for rWB (glass fiber content ≥ by mass). 60%) is mandatory. Surface contaminants by dry or wet washing in the cleaning pool (103) is eliminated. In the mechanical size reduction unit (104) with ball or jet mill D50 = 5–400 Powder ground to a particle size of µm and / or staple fibers with a length of 1–200 mm are obtained. B — OPAN Based Hybrid Felt Matrix (105) PAN precursor was produced by a controlled thermal oxidation process at 240–280°C in an air atmosphere. The produced OPAN felt forms an inherently flame-retardant base matrix with a pure LOI ≥ 40. The felt fed into the matrix feed line (105) has a gram weight of 80–5,000 g / m² and a thickness of 1–100 mm, The thermal limit (100% OPAN) is 1,000°C. Needle-punched glass fiber in the economical variation. Nonwoven felt (economical substrate) is used; in this case, the system maintains LOI ≥ 28. The matrix; needle-punched nonwoven felt (ai), woven fabric (a-ii), knitted fabric (a-iii) or in the form of a layered combination of these; or glass in economical variants. Fiber nonwoven substrate (a-iv) can be used. C — Powder Impregnation and Staple Fiber Integration (106) 4 D50 = 5–400 µm particle size powder and / or 1–200 mm obtained from raw waste fabrics. The staple fiber is applied to the main matrix in the impregnation and lamination station (106) by one of the following methods or It is implemented with a few of them: Wet Suspension Method: Suspension at a concentration of 1–40% (by mass); thermal at 80–250°C. drying. Dry Powder Sprinkling: Homogeneous distribution on the surface; fastening by lamination or pinning. Preform Integration Before Pinping: Layering; between 2–85% by mass. pickup (preferably 5–60% in commercial applications). Raw waste fabric scraps (≥50 mm) are applied to OPAN felt in 1–10 layers without being ground. Hot pressing, thermal bonding, and resin-based bonding are performed in angle combinations of 0° / 90° / ±45°. Alternatively, it can be laminated using at least one of the ultrasonic welding methods. D — Functional Contributions Waste fiber powders can be used alone or in combination with the following functional additives: Intumescent System (APP+MEL+PER): 10–30% — EN ISO 11612 A1-BC; carbon foam barrier Activated Carbon: 5–15% — VOC, H₂S, SO₂, NH₃ gas filtration. Graphene / Graphene Oxide: 0.5–5% — EMI enhancement; mechanical reinforcement Aerogel (silica-based SiO₂, alumina-based Al₂O₃, carbon-based or polymer including polyimide) (basic): 5–20% — λ < 0.018 W / m·K thermal conductivity Boron Compounds (ZnB₂, H₃BO₃): 3–12% — Flame retardant; smoke suppressant Phosphorus Compounds (DOPO, DMMP): 3–10% — Gas phase flame suppression Carbon Black / EMI Dust: 3–15% — Electromagnetic shielding; EV battery Silica Powder (SiO₂): 5–25% — Thermal barrier; metallurgy Alumina (Al₂O₃): 5–20% — Wear resistance; high temperature resistance. Nano-clay / Halloysite: 1–8% — Barrier effect; fire remediation E — Resin Impregnation and Thickness Management (107) After impregnation and / or lamination are completed, the matrix undergoes resin impregnation and curing. In unit (107) it is processed with at least one of the following resin or elastomeric rubber matrices: Acrylic Resin: –50°C – 120°C — Flexible binder; for home appliances, furniture, and construction. Silicone Resin: –60°C – 250°C — High temperature; welding shield Polyurethane (PU): –40°C – 120°C — Abrasion resistance; sound damping; automotive. Phenolic Resin: 200°C – 300°C — Fire resistance; rail systems, aviation Epoxy Resin: –30°C – 180°C — High mechanical resistance; for defense and EV batteries. Polyimide Resin: 300°C+ — Aerospace; electrical insulation. Vinyl Ester / BMI Resin: –20°C – 220°C — High temperature composite; defense NBR / Silicone / EPDM / SBR: –40°C – 200°C — Elastomeric matrix; drip prevention FKM / Viton · EVA · NR · CR: –30°C – 230°C — Chemical resistance; flexible coating; construction Thickness strategy: Dip / spray for thin profiles of 1–10 mm; double dip for medium profiles of 10–50 mm. Two-sided spray + VARI (vacuum-assisted resin infusion); layered for 50–100 mm thick profiles. Lamination (separate curing cycle every 10–15 mm) + hot press consolidation at 160–200°C. F — Surface Coating and Barrier Layers (108) In the surface coating and layer integration unit (108), one or two surfaces of the main matrix At least one of the components of the barrier armor layer group (30) is applied: aluminum foil 12– 200 µm, RTV-1 / RTV-2 / LSR / HTV silicone rubber coating 0.1–3 mm, technical fabric (glass / basalt / silica / para-aramid), secondary felt layer, PTFE / polyimide film or single or double Two-sided adhesive tape. These components are fixation interface (40) — hotmelt, solvent / water based adhesive, double-sided tape, transfer tape, liquid interface, or mechanical needle insertion method — main It connects to the matrix. G — Product Form and Tape Production (109) At the slitting and tape winding station (109), the final product is produced in the following forms: (i) Roll: width ≤2 m, length (ii) Sheet / Plate (felt form): 1–100 mm thickness; (iii) Sheet / Plate (hardened): Phenolic / epoxy resin; (iv) Tape (300): 1–100 cm width, acrylic or silicone-based adhesive (7) Roll with peel-off protective film (8); (v) Cut piece: according to customer size; (vi) 3D / Mold Form: vacuum forming. PROPOSED EXAMPLES E1 — OPC-FIRE: rCF / OPAN 100% / 600 g / m²; rCF D50=25µm 15%; Intumescent 20% — Wet impregnation → 160°C → Silicone coating — LOI≥52 EN ISO 11612 A1-BC · EMI≥18 dB E2 — OPC-THERM: rGF / OPAN+Glass 30% / 400 g / m²; rGF D50=50µm 25%; Airgel 10% — Dry sprinkling+needling+bath — λ≤0.032 W / m·K · α≥0.65 6 E3 — OPC-TAPE: OPAN 100% / 200 g / m²; Intumescent 25%+Boron 5%; Phenolic — Impregnation→curing→5 cm tape — EN 45545 HL2 · Tape form E4 — OPC-BALL: rPA / OPAN+pAR 40% / 800 g / m²; rPA D50=40µm 15%+8mm cut 10% — 3-layer rPA lamination + PU resin — LOI ≥ 48 · Ballistic ≥ +25% E5 — OPC-HT: rSiF / OPAN+Silica 30% / 1.200 g / m²; rSiF D50=20µm 15%+Al₂O₃ 10% — VARI→250°C + Aluminum foil — 1200°C instantaneous · Form ≥ 30 min E6 — OPC-WIND: eco Glass fiber felt / 500 g / m²; rWB powder 20% (FTIR correct) — Dry Impregnation+acrylic bath — EN 13501-2 Bs2d0 · λ≤0.040 E7 — OPC-THICK: 80mm OPAN 100%·5 layers×15mm; rGF powder 20%; Phenolic — Layered 160°C / 45min→press 180°C / 60min — 80mm EN ISO 1182 ΔT<50°C Note: E1–E7 formulations are based on the known material properties of OPAN and additive components. The predictions are prepared based on literature data and engineering calculations. These are examples; the performance values ​​indicated in the table are the design objectives of the invention and are not yet in pilot form. or not actually measured in full-scale production. HOW THE INVENTION WAS APPLIED TO INDUSTRY The invention concerns a multifunctional hybrid composite insulation construction (100), industrial textile, Through the machines available in rubber, sponge processing and lamination lines, serial and It is fully suitable for continuous production. Industrial implementation is carried out in stages: 1. Raw Material Preparation: Wind turbine manufacturers, shipyards, and composite panel suppliers. Raw waste fabrics are collected from companies, classified using FTIR / XRF, and cleaned. The mill prepares D50 = 5–400 µm powder or a cutting line produces 1–200 mm cut fibers. 2. Matrix Modification: OPAN felt with a grammage of 80–5,000 g / m², industrial dip molding. Passed through lines or spray nozzles, it contains 2–85% by mass of powder or chopped fiber. It is loaded in proportion to the ratio; it is passed through drying / curing tunnels. 3. Coating and Layer Integration: Blade-cutting of the modified matrix onto a single or double surface. Silicone rubber and aluminum can be coated (knife-over-roll) or extruded using head coating or extrusion methods. Foil or technical fabric is laminated. 4. Integration of the Carrier Sub-Matrix: Armored superstructure, acoustic foam in roll or plate form, Lamination on rock wool or rubber substrates using industrial pressing lines. They are integrated. 7 5. Sizing and Strip Production: Composite structures emerging from continuous lines; industrial slitting. Strips or rolls with widths between 1–100 cm are produced using (slitting) machines or water jet systems. or cut into sheets. Tape format is shipped wrapped in adhesive + peel-off film. It is prepared. The invention has applications in the defense and aerospace industry, petrochemical and energy pipelines, construction and installation technologies, Automotive and rail systems, home appliances and furniture, electric vehicle battery management, marine. and can be directly applied in the shipbuilding and occupational safety equipment sectors. 8

Claims

REQUESTS Claim 1. Invention; recycling obtained from raw inorganic and organic fiber fabric waste. a multifunctional hybrid composite protective coating produced by processing recycled materials It is an insulation system and its characteristic is that it contains 100% oxidized polyacrylonitrile (OPAN) by mass, 80 g / m². Needle-punched nonwoven felt and woven fabric produced with a grammage between 5,000 g / m². or an OPAN-based main matrix in knitted fabric structure, or both of these structures, or It involves a layered combination of more than one; any polymeric resin impregnation Unprocessed, raw, and resin-free rCF, rGF, rPA, rBF, rSiF fabrics. from waste, wind energy, industrial composite manufacturing, construction-structure reinforcement, thermal In the manufacturing, application, and assembly processes of insulation jacket production or similar sectors. the resulting fabric scraps, yarn, frayed fibers, excess weaving and knitting waste, cutting waste, etc. at least one recycled product obtained from any type of raw inorganic / organic fiber waste Raw material component D50 = ground powder with a particle size of 5–400 µm, between 1 mm and 200 mm. Fibers cut to length, frayed or prepared in continuous form (in commercial applications) preferably in the form of 1–60 mm staple fibers; the raw material component in question should be acrylic, silicone, polyurethane, phenolic, epoxy, polyimide, vinyl ester or bismaleimide (BMI) polymeric from resins, or NBR (nitrile rubber), silicone rubber, EPDM, SBR, fluorocarbon rubber (FKM / Viton), ethylene vinyl acetate (EVA), natural rubber (NR), chloroprene rubber (CR) from elastomeric matrices, or binary or multiple copolymers of these resins and rubbers preform containing at least one of the following: wet bath impregnation, dry powder sprinkling or needling. between 2% and 85% by mass using the integration method, preferably by mass in commercial applications. Impregnation of the main matrix between 5% and 60%; on at least one surface of the main matrix, aerogel, intumescent system, graphene, activated carbon, silica powder, boron compounds or phosphorus a polymeric or compound containing at least one of its components and reaching a thickness of up to 5 mm an elastomeric protective film or coating layer, and / or any polymeric resin Consisting of raw waste fabric pieces (≥50 mm) that have not undergone impregnation treatment, Multilayered structures arranged in 1–10 layers with directional angle combinations of 0° / 90° / ±45°. the positioning of the lamination layer; at least one of these two elements must be present in the final structure. It involves being. Claim 2. Invention; recycling obtained from raw inorganic and organic fiber fabric waste. an economical variant of a multifunctional hybrid produced by processing recycled materials. It is a composite protection and insulation system, characterized by its main OPAN-based structure as defined in Claim 1. Instead of a matrix, needle-punched glass fiber nonwoven produced with a grammage between 80 g / m² and 5,000 g / m². 9 It contains a sub-matrix in felt structure; said sub-matrix is ​​the return defined in Claim 1. The same impregnation, resin impregnation, and coating of the transformed raw material components. This involves processing the system using appropriate methods and ensuring the final system exhibits a fire resistance LOI ≥ 28. Claim 3. A product encompassing the system in Claim 1, characterized by its final composite system being pure OPAN. When using a (100% Oxidized Polyacrylonitrile) matrix, LOI ≥ 40, grammage 80–5,000 g / m², thickness This includes exhibiting thicknesses of 1–100 mm and a thermal limit of 1,000°C. Claim 4. Invention; recycling obtained from raw inorganic and organic fiber fabric waste. Adhesive tape-form fire and thermal barrier produced by processing recycled materials. The product's characteristic is that it is a hybrid composite system defined in Claim 1, with a thickness between 1 cm and 100 cm. cutting into strips of varying width using a rotary blade slitting machine; one or two Apply acrylic or silicone-based adhesive (7) to the surface and a removable peel-off protector It involves rolling it up together with film (8). Claim 5. The invention relates to wind turbine blade composite waste (rWB) or hardened industrial composite panel, construction reinforcement profile or similar structural composite scrap waste It is a hybrid composite system whose characteristic is that it contains epoxy or polyester resin. mechanical crushing of composite waste to a particle size of D50 = 20–400 µm, FTIR or Confirmation of glass fiber content of ≥60% by mass via XRF analysis and compliance with the main requirements in Claim 1. This involves adding 10–30% by mass to the matrix as a additive. Claim 6. The invention is a hybrid composite system involving large-piece fabric lamination; Raw waste fabric scraps (≥50 mm) are deposited onto OPAN felt as per Claim 1, without grinding (1–10). Layered application using hot pressing, thermal bonding, and resin in 0° / 90° / ±45° directional angle combinations. lamination using at least one of the following methods: base bonding or ultrasonic welding. It includes. Claim 7. Invention; a method for producing 50–100 mm thick profile composite products, characterized by; Claim The system in section 1 has a structure with a total thickness of 50–100 mm, with separate felt / powder layers every 10–15 mm. Layered lamination or a layer plus separate resin curing cycle will be created. Vacuum-assisted resin infusion (VARI) method; final consolidation temperature 160–200°C. and involves applying a hot press for 60 minutes. Claim 8. The invention is an integrated construction with a carrier sub-matrix integrated with the characteristic of; as in Claim 1. The system's carrier sub-insulation matrix is ​​based on sponge, rock wool, glass wool, NBR, EPDM, or SBR. (50) solvent-based, water-based, hotmelt, acrylic or silicone adhesive layers; double-sided Tapes; transfer tapes; liquid interfaces or flame lamination, calendering, pressing or Integrated via thermal / mechanical interlocking networks created through mechanical pinning. to be secured with thermo-stable self-adhesive tape or wire, clamp, rivet, or Velcro on the underside. It includes a mechanical fastening element (60) for hook and loop fastening. Claim 9. A product dependent on Claim 1 and encompassing the system in Claim 1; its main feature is: The matrix consists of 100% pure OPAN fibers by mass; grammage 80–5,000 g / m², thickness 1–100 mm. The thickness includes exhibiting LOI ≥ 40 fire performance with a continuous thermal limit of 1,000°C. Claim 10. A product dependent on Claim 1 and encompassing the system in Claim 1, characterized by its raw and... Resin-free waste rCF powder with a particle size of D50 = 5–50 µm and a concentration of 5–30% by weight in the main matrix. by impregnating it, the final product should achieve an increase of ≥15 dB in EMI shielding effectiveness; the aforementioned rCF if the powder is used together with the intumescent system defined in the relevant clause of Claim 1 This involves achieving synergy between LOI ≥ 52 and EMI ≥ 18 dB. Claim 11. A product dependent on Claim 1 and encompassing the system in Claim 1, characterized by its raw and... Resin-free waste para-aramid (rPA) powder with a D50 = 5–80 µm particle size, 5–25% by mass. By impregnating the main matrix with a certain percentage, the final product exhibits ballistic properties compared to the reference OPAN felt. This includes a ≥25% increase in resistance value and LOI ≥ 48. Claim 12. A product dependent on Claim 1 and encompassing the system in Claim 1, characterized by its raw and... Resin-free waste silica fiber (rSiF) powder with a D50 = 5–40 µm particle size, 5–20% by mass. By impregnating the final product to a certain percentage, its form integrity is ≥30 at instantaneous contact conditions of 1,200°C. It includes minute protection. Claim 13. A product dependent on Claim 1 and encompassing the system in Claim 1, with the characteristic of being returnable. converted waste fiber powder with polymer-based materials including silica, alumina, carbon, or polyimide. The thermal conductivity value of the final product is increased by impregnating the aerogel combination into the main matrix. This includes λ ≤ 0.025 W / m·K and an acoustic damping coefficient α ≥ 0.

65. Claim 14. A product dependent on Claim 4 and encompassing the band product form in Claim 4, characterized by: The belt complies with EN 45545 (rail systems), EN ISO 11612 (workwear / industrial) and EN 13501-1 / 2. (building materials and building joints) compliance with the relevant variant of the standards. It includes. Claim 15. A product dependent on Claim 1 and encompassing the system in Claim 1; its characteristic is; main matrix of (i) OPAN-based needle-punched nonwoven felt and (ii) OPAN-based woven or knitted 11 The fabric is layered 1–10 times on top of each other at angle combinations of 0° / 90° / ±45°. from hot pressing, thermal bonding, resin-based bonding or mechanical needling methods It contains a layered hybrid structure consisting of the integration of at least one of them; the layered structure in question The structure's recycled raw material powders, staple fibers and / or functional materials as specified in Claim 1. This includes processing with impregnation and / or resin infiltration along with additives. 12

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