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WO2007141360A1 - Fibre monofilamenteuse de propylène - Google Patents

Fibre monofilamenteuse de propylène Download PDF

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Publication number
WO2007141360A1
WO2007141360A1 PCT/ES2007/070101 ES2007070101W WO2007141360A1 WO 2007141360 A1 WO2007141360 A1 WO 2007141360A1 ES 2007070101 W ES2007070101 W ES 2007070101W WO 2007141360 A1 WO2007141360 A1 WO 2007141360A1
Authority
WO
WIPO (PCT)
Prior art keywords
fibers
fiber
section
concrete
embedded
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.)
Ceased
Application number
PCT/ES2007/070101
Other languages
English (en)
Spanish (es)
Inventor
Christian Palacios Gazules
José María PALACIOS GAZULES
Sergio Palacios Gazules
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of WO2007141360A1 publication Critical patent/WO2007141360A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B16/00—Use of organic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of organic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B16/04—Macromolecular compounds
    • C04B16/06—Macromolecular compounds fibrous
    • C04B16/0616—Macromolecular compounds fibrous from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B16/0625—Polyalkenes, e.g. polyethylene
    • C04B16/0633—Polypropylene
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/253—Formation of filaments, threads, or the like with a non-circular cross section; Spinnerette packs therefor
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
    • D01F6/06—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins from polypropylene
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/07—Reinforcing elements of material other than metal, e.g. of glass, of plastics, or not exclusively made of metal
    • E04C5/073—Discrete reinforcing elements, e.g. fibres

Definitions

  • the present invention relates to a fiber nofilamentada mo- propylene irregular section, ⁇ stria da, for use in reinforcing materials.
  • fibers to cement or concrete to improve the mechanical properties of these.
  • These fibers can be of different materials such as glass fibers, plastic fibers and steel fibers.
  • This type of material, concretes and cements reinforced fibers are widely used in the construc ⁇ , and are used in various civil works such as bridges, dams, tunnels, pavements, prefabricated, etc.
  • ⁇ rials fibers are added to the various matte makes the concrete or mortar which are included better hold different stresses which may be subject, and avoid microcracks.
  • WO9810159 describes a series of optimized geometry fibers for the reinforcement of cement, ceramics and other materials, these fibers are embedded in the matrix of the material, and have a regular polygonal section. DESCRIPTION OF THE INVENTION
  • the problem solved by the present invention is the obtaining of concrete and mortars reinforced with fibers that, with a smaller amount of these obtain better properties such as mechanical resistance, because the irregular section causes the fibers to have a superior adhesion to the material. that the fibers of regular section, and at the same time the added additives adhere more effectively to the fiber in the different irregular striae that they present.
  • the irregularity of the fiber makes super ⁇ ficie anchor per unit area or per unit volume is greater than fiber fibers regular section.
  • the fibers of the invention to be polipropi the leno ⁇ are resistant to ultraviolet rays and have high chemical resistance, do not degrade the alkali ⁇ affinity of the concrete or mortar.
  • the fiber of the invention can be used both in concrete and in mortars and cements.
  • the applications of these concretes or mortars and cements can be various such as pavements, slabs, roads and prefabricated parts.
  • the additives that can be added to the fiber are accelerators or retarders of setting, hydrophobic additives, waterproofing additives, plastering additives, fluidizers, colorants, anticogenlants, antibacterials, binders, dispersants, water and air retainers, and bactericides.
  • Figure 1 shows a sectional view of the irregular fibers, delineated from the image analyzed by an Olympus SZX7 magnifying glass.
  • the fibers were determined to be extruded monofilaments, using an Olympus SZX7 magnifying glass fitted with an Altra 20 camera, using 100 magnifications.
  • the length of the fibers measured by a digital king foot of Conecta, performing 50 repetitions is a nominal length of 12.4 ⁇ 0.1 mm.
  • the fibers of the invention are added to the concrete or mortar, and mixed long enough to homogenize the fibers within the concrete or mortar.
  • the dosage of the fibers is from 500g / m 3 to 4000g / m 3 .
  • compositions 1 Four different compositions were prepared in which cement, fibers and a superfluidifying additive are always present.
  • composition 1 in table Cl
  • cylindrical section fibers were added, in the rest of compositions 2, 3, 4 (in table C2, C3, and C4) the fibers of the invention.
  • the consistency test (the consistency is measured by the procedure described in test method UNE83313: 90), it measures the docility of the concrete to cover the reinforcements without continuity solution and the formwork is filled in without any coke. According to said method, the consistency of concrete is measured by its seat in the Abrams cone, expressed in an integer.
  • composition 4 shows how you can get better results in this test with lower fiber canti ⁇ ty.
  • Flexural strength tests are shown as shown in table 3. The tests were performed on prisms of 160 * 40 * 40 mm 3 . It was measured on the first day of the mixture at 7 days and on day 28.
  • compositions C2, C3, and C4 are greater for compositions C2, C3, and C4 for days 1 and 7 versus composition Cl.
  • the elastic modulus (E) is also determined PrEN 13412 ⁇ gun in compression test pieces of concrete. 8 test pieces are supplied, two for each of the compositions described in Table 1 as Cl, C2, C3 and C4 respectively.
  • the test is performed as follows.
  • the minimum force is 0.8 N / mm and the maximum is Qc / 3, where Qc is the compressive strength (according to EN obte ⁇ ned 12190) is applied.
  • the speed used is 0.6 N / mm 2 / s. 4 cycles are performed maintaining 60 s strength. In the first cycle it is verified that the sensors are well placed (the reading is taken between 30 s and 60 s and that this does not differ from ⁇ 10%. The second and third are to stabilize. In the last one the readings of The two charges.
  • test tube Hl was made with the composition Cl defined in table 1, and so on with H2, H3, H4
  • compositions presenting the fiber of the invention are always better.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Architecture (AREA)
  • Textile Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Engineering (AREA)
  • Civil Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Reinforced Plastic Materials (AREA)
  • Road Paving Structures (AREA)

Abstract

L'invention concerne une fibre monofilamenteuse de propylène de coupe irrégulière, striée, utilisée dans le renfort de matériaux pouvant être renforcés en fonction de l'application du matériau dont sont imprégnées les fibres.
PCT/ES2007/070101 2006-06-07 2007-05-30 Fibre monofilamenteuse de propylène Ceased WO2007141360A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES200601524A ES2288127B1 (es) 2006-06-07 2006-06-07 Fibra monofilamentada de propileno.
ESP200601524 2006-06-07

Publications (1)

Publication Number Publication Date
WO2007141360A1 true WO2007141360A1 (fr) 2007-12-13

Family

ID=38561605

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/ES2007/070101 Ceased WO2007141360A1 (fr) 2006-06-07 2007-05-30 Fibre monofilamenteuse de propylène

Country Status (2)

Country Link
ES (1) ES2288127B1 (fr)
WO (1) WO2007141360A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2329938A1 (fr) * 2009-12-01 2011-06-08 Siemens Aktiengesellschaft Matériau plastique renforcé par fibres comprenant au moins une rainure
US20130065052A1 (en) * 2004-11-05 2013-03-14 Innegra Technologies, Llc High modulus polyolefin fibers exhibiting unique microstructural features

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006318A1 (fr) * 1978-05-31 1980-01-09 Plasticisers Limited Produits à armature de fibres, procédé pour leur production, et fibres et filaments destinés à y être incorporés
EP1044939A1 (fr) * 1999-04-13 2000-10-18 Redco S.A. Produits façonnés en fibres-ciment et fibres de renforcement pour de tels produits et procédé de traitement de telles fibres
EP1253223A2 (fr) * 2001-04-25 2002-10-30 WR Grace & Co.-Conn Fibres de polymère renforçantes hautement dispersables
WO2006015999A1 (fr) * 2004-08-03 2006-02-16 Fibras Metales Y Plasticos De Girona, S.L. Fibre a geometrie optimisee pour le renfort du beton et du mortier

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4297414A (en) * 1978-07-07 1981-10-27 Mitsui Petrochemical Industries, Ltd. Reinforcing material for hydraulic substances and method for the production thereof
US6503625B1 (en) * 1999-10-08 2003-01-07 W.R. Grace & Co. - Conn. Fibers for reinforcing matrix materials
EP1350773A3 (fr) * 2002-04-03 2006-03-22 Diatexs Co., Ltd. Renforcement pour ciment en résine thermoplastique, et mélanges cimentaires renforcés
ES2259878A1 (es) * 2004-08-03 2006-10-16 Fibras Metales Y Plasticos De Girona, S.L. Fibras mezcladas para refuerzo de hormigones y morteros y procedimiento de conformado de las mismas.

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006318A1 (fr) * 1978-05-31 1980-01-09 Plasticisers Limited Produits à armature de fibres, procédé pour leur production, et fibres et filaments destinés à y être incorporés
EP1044939A1 (fr) * 1999-04-13 2000-10-18 Redco S.A. Produits façonnés en fibres-ciment et fibres de renforcement pour de tels produits et procédé de traitement de telles fibres
EP1253223A2 (fr) * 2001-04-25 2002-10-30 WR Grace & Co.-Conn Fibres de polymère renforçantes hautement dispersables
WO2006015999A1 (fr) * 2004-08-03 2006-02-16 Fibras Metales Y Plasticos De Girona, S.L. Fibre a geometrie optimisee pour le renfort du beton et du mortier

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130065052A1 (en) * 2004-11-05 2013-03-14 Innegra Technologies, Llc High modulus polyolefin fibers exhibiting unique microstructural features
US20130302608A1 (en) * 2004-11-05 2013-11-14 John K. Fort, Chapter 7 Trustee of NMFC, LLC, f/k/a Innegrity, LLC High modulus polyolefin fibers exhibiting unique microstructural features
US9677199B2 (en) * 2004-11-05 2017-06-13 Innegrity, Llc High modulus polyolefin fibers exhibiting unique microstructural features
EP2329938A1 (fr) * 2009-12-01 2011-06-08 Siemens Aktiengesellschaft Matériau plastique renforcé par fibres comprenant au moins une rainure

Also Published As

Publication number Publication date
ES2288127A1 (es) 2007-12-16
ES2288127B1 (es) 2008-12-01

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