WO2013113080A1 - Procédé pour la production d'un composite à partir de papier-monnaie trituré et composite - Google Patents

Procédé pour la production d'un composite à partir de papier-monnaie trituré et composite Download PDF

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Publication number
WO2013113080A1
WO2013113080A1 PCT/BR2012/000021 BR2012000021W WO2013113080A1 WO 2013113080 A1 WO2013113080 A1 WO 2013113080A1 BR 2012000021 W BR2012000021 W BR 2012000021W WO 2013113080 A1 WO2013113080 A1 WO 2013113080A1
Authority
WO
WIPO (PCT)
Prior art keywords
parts
composite
paper money
resin
weight
Prior art date
Application number
PCT/BR2012/000021
Other languages
English (en)
Portuguese (pt)
Inventor
Lívia Bastos GRATZ
Original Assignee
Gratz Livia Bastos
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gratz Livia Bastos filed Critical Gratz Livia Bastos
Priority to BR112014018860A priority Critical patent/BR112014018860A8/pt
Priority to PCT/BR2012/000021 priority patent/WO2013113080A1/fr
Publication of WO2013113080A1 publication Critical patent/WO2013113080A1/fr

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
    • C08J5/245—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using natural fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B09B3/20—Agglomeration, binding or encapsulation of solid waste
    • B09B3/21—Agglomeration, binding or encapsulation of solid waste using organic binders or matrix
    • 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
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • 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
    • C08J2497/00—Characterised by the use of lignin-containing materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Definitions

  • the present invention relates to the production of a composite from a shredded paper money load.
  • patent PI9605508 proposes a method of releasing the components responsible for the impermeability of paper money through a process that occurs at high temperatures and utilizes alkalis and specific chemicals to break these components.
  • this process aims at solving the problem of the use of paper money only for the recycled paper industry and only for paper money that has formaldehyde as a waterproofing agent.
  • PI9605508 does not solve the problem of polymer paper money currently used in many countries, as well as generating an increase in the cost of any final product requiring such treatment and generating a toxic waste as a byproduct.
  • MDF medium density fiberboard
  • HDF High density fiberboard
  • US8034271 proposes the production of composites from waste.
  • US4354879 proposes the production of composites made from hop fibers that would generally be discarded.
  • both of these materials are considered untreated materials to make processing difficult, and these materials are quite distinct from paper money.
  • the present invention aims to solve the problem of reusing discarded paper money by producing a product that can be produced economically, ecologically and on a large scale and which at the same time can overcome the inherent drawbacks of paper money processing. , as impermeability and high mechanical resistance.
  • the present invention solves these problems by a process for producing a composite from shredded currency paper wherein the process comprises drying and mixing a shredded currency paper charge, adding, to 100 parts by weight of said charge, 20 to 50 parts resin and 20 to 40 parts catalyst solution and heating and pressing the resulting mixture long enough to produce a composite.
  • the present invention provides a process for producing a composite from shredded paper money wherein the process comprises drying and mixing a batch of shredded paper money, adding to 100 parts by weight of the said loading, 20 to 50 parts resin, 20 to 40 parts catalyst solution, 7 to 15 parts alloying material and heating and pressing of the resulting mixture long enough to produce a composite.
  • the present invention further provides composites produced by the processes disclosed herein.
  • the present process innovates by not only being able to construct a tough composite from a difficult to interact resin and catalyst raw material, but also by being able to use untreated paper money as to its impermeability as a raw material for the composite, thereby obtaining an economic process from the ecological and industrial point of view.
  • the viability of the present composites is based on the use of a higher proportion of resin compared to the one commonly used in the art, thus promoting an increased interaction between resin, catalyst and raw material.
  • composite is to be understood as a material comprising two or more constituents, generally with distinct physical and chemical characteristics and which remain separate in the final macroscopic structure.
  • paper money is to be understood as a fibrous material which may consist mainly of cotton fibers, linen, polymers or a mixture thereof and further treated in order to resist mainly but not solely , moisture, tears and decomposition in such a way that it can be used as a bargaining chip.
  • the specific composition of paper money may vary from jurisdiction to jurisdiction and it should be understood that what characterizes the major similarity, and major processing drawback, of these materials is their treatment for resistance to the above factors.
  • most of the paper money compositions are kept confidential by the mint of each jurisdiction and thus it is not possible to quantitatively characterize a specific composition of such raw material.
  • shredded paper currency load shall be understood to mean a quantity of shredded currency paper of the same composition (homogeneity / only one grade of banknote paper) or a quantity of shredded currency paper of compositions. (heterogeneity / several distinct classes of paper money) in order to be added to the process of producing pressed fiber sheets.
  • Shredded paper can be understood as the fragmentation of paper money into substantially smaller units.
  • Resin in the context of the present application is understood to be any class of solid or semi-solid organic products of natural or synthetic origin and without a defined melting point, generally of high molecular weight and polymer.
  • catalyst solution should be understood as a solution, preferably in water, in sufficient amount of catalyst to promote the resin crosslinking process.
  • drying of a paper money load is understood to be any process that allows excess moisture to be removed from the raw material prior to the initiation of the process.
  • the present invention provides a process for producing a composite from shredded paper money wherein the process comprises drying and mixing a shredded paper charge, adding, to 100 parts by weight of said charge, 20 to 50 parts. resin and 20 to 40 parts of catalyst solution and heating and pressing the resulting mixture long enough to produce a composite.
  • the present invention provides a process for producing a composite from shredded paper money wherein the process comprises drying and mixing a load of shredded paper money, adding to 100 parts by weight of said paper. 20 to 50 parts resin, 20 to 40 parts resin catalyst solution, 7 to 15 parts of alloying material and heating and pressing of the resulting mixture long enough to produce a composite.
  • said resin is a resin consisting of a Urea-Formaldehyde Polycondensate resin and said catalyst solution comprises Ammonium Sulphate.
  • Resins that may be used in the process are epoxy resins, acrylic resins, polyester resins, ammonium sulphate formoldehyde polycondensate, colamite, white adhesive (carpenter's glue), epoxy resins, acrylic resins, polyester resins, phenolic resins, among others.
  • the catalyst solution is a solution preferably containing by weight 80% water and 20% catalyst.
  • the catalyst is preferably Ammonium Sulphate when the resin is a Formaldehyde Urea resin.
  • the catalyst solution due to its high water composition, allows the resin to be applied through a paint coating.
  • the particles are ground to 15 to 10 mm in length, 3 to 1.5 mm in width and 0.06 to 0.15 mm in thickness.
  • This specific crunch range is due to what is commonly available from the Brazilian Mint.
  • several distinct grinding ranges can be used for the production of the final product taught here.
  • One of ordinary skill in the art can adapt the teachings described herein to produce fiberboard pressed to From loads of shredded paper money in different proportions, however, it is believed that only in the face of resin proportions higher than those commonly used in the art and within the proportions presented here will it be possible to achieve products with adequate final properties.
  • the final composite may additionally be added with specific additives to impart advantageous properties to the plate.
  • additives may be thermoforming, fire retardant, antibacterial, odorant, among others. Variations of these additives can easily be performed by one of ordinary skill in the art and various other additives can be used to impart particular properties to the composite.
  • the alloying materials are preferably wheat flour, sawdust or paper money which is ground until it can be termed as a powder or a mixture thereof.
  • the purpose of the alloying material is to improve the internal bonding of the particles as well as to improve particle compaction.
  • the composites may reach several distinct specific densities and preferably may have medium density (0.70 g / cm 3 - 0.90 g / cm 3 ) or high density (0.95 g / cm 3 - 1.05 g / cm 3). ).
  • the increase in the density of the pressed composite, accompanied by an increase in resin content, contributes to a significant increase in mechanical properties values (Rupture Modulus / Elasticity Modulus / Internal Bonding) and reduction in thickness and water absorption swelling.
  • said heating is between 120 to 180 ° C (preferably between 140 and 160 ° C)
  • said pressing is between 50 to 250 kgf / cm 2 (preferably between 180 and 220 kgf / cm 2 ) and said time pressing time is 2 to 15 minutes (preferably 2 to 6 minutes).
  • Medium or high density pressed composites can be used for different purposes, including: furniture (tables, chairs, cabinets, desks, etc.), art pieces, drawing pieces, acoustic panels, ceiling linings, partition panels, doors, home furnishings, displays, billboards, backdrops, set designs, siding.
  • the final product because its main composition is made of cotton fibers, linen or polymers and is substantially all printed / treated, has impermeability, thus not expanding like MDF in the presence of water. Recent tests on the final product show that the final product even after 120 days submerged in water is still without water penetration. Additionally, when screwed or nailed, the resistance is higher than that of MDF.
  • the present invention further provides composites produced by the processes disclosed herein, i.e. composites preferably comprising, for 100 parts by weight of a shredded paper money load, 20 to 50 parts of resin, 20 to 40 parts of catalyst solution and optionally. to 15 parts of alloy material.
  • a load of dry shredded paper money should be deposited in a Rotary Drum-type glue mixer forming a 35 x 35 cm forming box random deposition mat. While the dried particles are mixed in the rotating drum, previously diluted Urea-Formaldehyde Polycondensate resin mixed with a catalyst containing Ammonium Sulphate should be applied through a hole through the roughing process, with a paint revolver, attached to a compressor.
  • Composites must be pressed at a temperature of 120 to 180 ° C, specific pressure of 50 to 250 kgf / cm 2 (cotton fiber-based paper particles require greater compaction compared to wood particles in order to increase their properties. and press time from 2 to 15 minutes (depending on panel thickness ranging from 4/6/10/12/15/18/22/25 mm).
  • the average density of composites can be 70 g / cm 3 for medium density panels (MDP) and the average density of panels of 95 g / cm 3 for high density panels (HDP).
  • MDP medium density panels
  • HDP high density panels
  • the machine used for pressing and heating may be a hot plate press, which is a press which, in addition to exerting a pressure of 50 to 250 kg / cm 2 (compaction), works with its heated surfaces.
  • the working temperature can range from 120 to 180 ° C.
  • the present example is to be understood simply as an illustration among the various possible embodiments in which pressed composites could be obtained.
  • the heterogeneity of the filler and the resin and catalyst used there may be variations within the established process ranges.
  • one of ordinary skill in the art may provide variations within the above ranges or recommended machines in order to optimize the properties of the finished product, but nevertheless drawing on the knowledge disclosed herein.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Paper (AREA)
  • Processing Of Solid Wastes (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

La présente invention concerne un procédé de production d'un composite à partir de papier-monnaie trituré, le procédé comprenant le séchage et le mélange d'une charge de papier-monnaie trituré, l'addition, pour 100 parties en poids de ladite charge, de 20 à 50 parties de résine et de 20 à 40 parties de solution catalytique, éventuellement de 7 à 15 parties de matière de liaison, et le chauffage et le pressage du mélange résultant pendant une durée suffisante pour la production d'un composite, ainsi qu'un composite obtenu à partir dudit procédé.
PCT/BR2012/000021 2012-01-31 2012-01-31 Procédé pour la production d'un composite à partir de papier-monnaie trituré et composite WO2013113080A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BR112014018860A BR112014018860A8 (pt) 2012-01-31 2012-01-31 Processo para produção de um compósito a partir de papel moeda triturado; e compósito
PCT/BR2012/000021 WO2013113080A1 (fr) 2012-01-31 2012-01-31 Procédé pour la production d'un composite à partir de papier-monnaie trituré et composite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/BR2012/000021 WO2013113080A1 (fr) 2012-01-31 2012-01-31 Procédé pour la production d'un composite à partir de papier-monnaie trituré et composite

Publications (1)

Publication Number Publication Date
WO2013113080A1 true WO2013113080A1 (fr) 2013-08-08

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PCT/BR2012/000021 WO2013113080A1 (fr) 2012-01-31 2012-01-31 Procédé pour la production d'un composite à partir de papier-monnaie trituré et composite

Country Status (2)

Country Link
BR (1) BR112014018860A8 (fr)
WO (1) WO2013113080A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB644564A (en) * 1946-05-27 1950-10-11 Airscrew Company Improvements in structural materials
GB684237A (en) * 1948-09-06 1952-12-17 Josef Marian Method of producing composite material with a surface of hardened synthetic resin
GB1028394A (en) * 1964-02-26 1966-05-04 Borden Co Bonding porous particles
US3994850A (en) * 1976-01-05 1976-11-30 Champion International Corporation Modified urea-formaldehyde resin adhesive
BR9605508A (pt) * 1996-11-04 1998-08-11 Gatti Rodrigues Da Cos Hofmann Reciclagem de papel moeda com utilização de anti-resistência a úmido
BR9811742A (pt) * 1997-09-02 2000-09-19 Xyleco Inc Compósitos de papel polirrevestido
BR0206169A (pt) * 2002-07-19 2004-08-03 Paulo Cesar De Rosato Processo com papel moeda velho ou colocado fora de uso e outras substâncias compostas para industrialização em edificações, desenhos e esculturas

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB644564A (en) * 1946-05-27 1950-10-11 Airscrew Company Improvements in structural materials
GB684237A (en) * 1948-09-06 1952-12-17 Josef Marian Method of producing composite material with a surface of hardened synthetic resin
GB1028394A (en) * 1964-02-26 1966-05-04 Borden Co Bonding porous particles
US3994850A (en) * 1976-01-05 1976-11-30 Champion International Corporation Modified urea-formaldehyde resin adhesive
BR9605508A (pt) * 1996-11-04 1998-08-11 Gatti Rodrigues Da Cos Hofmann Reciclagem de papel moeda com utilização de anti-resistência a úmido
BR9811742A (pt) * 1997-09-02 2000-09-19 Xyleco Inc Compósitos de papel polirrevestido
BR0206169A (pt) * 2002-07-19 2004-08-03 Paulo Cesar De Rosato Processo com papel moeda velho ou colocado fora de uso e outras substâncias compostas para industrialização em edificações, desenhos e esculturas

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Publication number Publication date
BR112014018860A8 (pt) 2017-07-11
BR112014018860A2 (fr) 2017-06-20

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