EP1907456A1 - Copolymères en blocs du styrène en tant que matière de remplissage dans des systèmes de gazon artificiel - Google Patents

Copolymères en blocs du styrène en tant que matière de remplissage dans des systèmes de gazon artificiel

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Publication number
EP1907456A1
EP1907456A1 EP06754529A EP06754529A EP1907456A1 EP 1907456 A1 EP1907456 A1 EP 1907456A1 EP 06754529 A EP06754529 A EP 06754529A EP 06754529 A EP06754529 A EP 06754529A EP 1907456 A1 EP1907456 A1 EP 1907456A1
Authority
EP
European Patent Office
Prior art keywords
styrene
block copolymers
polyolefin
isobutylene
fields
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.)
Withdrawn
Application number
EP06754529A
Other languages
German (de)
English (en)
Inventor
Albertus Otto Dozeman
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.)
SoFTer SpA
Original Assignee
DSM IP Assets BV
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Filing date
Publication date
Application filed by DSM IP Assets BV filed Critical DSM IP Assets BV
Publication of EP1907456A1 publication Critical patent/EP1907456A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
    • E01C13/08—Surfaces simulating grass ; Grass-grown sports grounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0041—Optical brightening agents, organic pigments
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/005—Stabilisers against oxidation, heat, light, ozone
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethylene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms
    • C08L23/0815—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with aliphatic 1-olefins containing one carbon-to-carbon double bond
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10—Homopolymers or copolymers of propene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/16—Ethylene-propylene or ethylene-propylene-diene copolymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
    • C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
    • C08L23/22—Copolymers of isobutene; Butyl rubber; Homopolymers or copolymers of other iso-olefins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof

Definitions

  • the present invention relates to the use of styrene block copolymers as infill material in artificial turf systems.
  • the object of the present invention is to overcome the above stated drawbacks and to provide an infill material for an artificial turf system, which reproduces more the characteristics of a natural turf system for football or rugby, as required in respectively the FIFA 2 star/1 star (1 July 2004) and IRB regulations (April 2004) on artificial turf.
  • This object is achieved by the use of styrene-isobutylene block copolymers or styrene-isoprene block copolymers as infill material in artificial turf systems.
  • SIBS styrene-isobutylene block copolymers
  • styrene-isoprene block copolymers as infill material in artificial turf systems provides artificial turf systems with an improved ball rebound and a better energy restitution.
  • the styrene-isobutylene block copolymer for example comprises between 60-95-wt% of p-isobutylene based on the total weight of the block copolymer. Preferably between 70-85 wt% of p-isobutylene based on the total weight of the blockcopolymer.
  • the block copolymers are polymerised by cationic living polymerisation. Styrene-isobutylene block copolymers or SIBS are commercially available for example from Kaneka under the trademark SIBSTAR®.
  • the styrene-isoprene block copolymers for example comprise polystyrene blocks and polyisoprene or vinyl-polyisoprene blocks. It is also possible that the polyisoprene or vinyl-polyisoprene blocks are hydrogenated.
  • the styrene-isoprene block copolymers are tri-block copolymers. Those tri-block copolymers are commercially available from for example Kuraray Co. under the tradename HybrarTM.
  • the styrene-isobutylene block copolymers or styrene-isoprene block copolymers may for example further comprise a polyolefin and/or a styrene based thermoplastic elastomer. It is thus possible that the SIBS block copolymers or styrene- isoprene block copolymers comprise both a polyolefin and a styrene based thermoplastic elastomer.
  • the polyolefin may be chosen from polyolefin homopolymers, polyolefin copolymers or a polyolefin composition.
  • homopolymers are polyethylene, polypropylene, and polybutylene.
  • polyolefin copolymers are for example ethylene-alpha-olefin copolymers in which the alpha-olefin comprises between 3-10 C-atoms.
  • ethylene-alpha-olefin copolymers are ethylene- vinylacetate, ethylene-vinyl alcohol, ethylene-propylene copolymers or ethylene- butylenes copolymers.
  • the ethylene-propylene copolymers may for example comprise between 75-95-wt% of propylene based on the total weight of the ethylene-propylene copolymers.
  • polyolefin compositions comprising 20-50 parts by weight of a crystalline polyolefin and 50-80 parts by weight of an elastomer whereby the total parts by weight is 100. More preferably, the polyolefin compositions comprise between 20 and 40 parts by weight of a crystalline polyolefin and between 60 and 80 parts by weight of an elastomer whereby the total parts by weight is 100.
  • the crystalline polyolefin is preferably selected from a polypropylene homopolymer or an ethylene-alpha-olefin copolymer.
  • the alpha-olefin is selected from the group comprising propylene, 1-butene, 1-hexene, 1-octene and 4- methyl-1-pentene. Among these, propylene and 1-butene are preferred.
  • the content by weight of units derived from ethylene is preferably between 40 and 70%, more preferably between 50 and 70% most preferable between 60 and 70%.
  • the content by weight of units derived from alpha. -olefins is preferably between 30 and 60%, more preferably between 30 and 50%, most preferably between 30 and 40%.
  • Particularly preferred are the copolymers, which contain 0.1 to 20% by weight, preferably 1 to 10%, of units derived from a polyene.
  • Such a polyene can be selected from the group comprising trans-1 ,4- hexadiene, cis-1 ,4-hexadiene, 6-methyl-1 ,5-heptadiene, 3,7-dimethyl-1 ,6-octadiene and 11-methyl-1 ,10-dodecadiene; monocyclic diolefins such as, for example, cis-1 , 5- cyclooctadiene and 5-methyl-1 ,5-cyclooctadiene; bicyclic diolefins such as, for example, 4,5,8,9-tetrahydroindene and 6- and/or 7-methyl-4,5,8,9-tetrahydroindene; alkenyl- or alkylidene-norbomenes such as, for example, 5-ethylidene-2-norbomene, 5- isopropylidene-2-norbomene and exo-5-isopropenyl-2
  • the elastomer can advantageously be prepared by polymerising mixtures of ethylene, alpha-olefin and, if appropriate, polyene in the presence of a catalytic system comprising for example a metallocene catalyst and an alumoxane.
  • a catalytic system comprising for example a metallocene catalyst and an alumoxane.
  • the polyolefin compositions can be prepared by directly in the reactor by means of sequential polymerization.
  • the compositions obtained according to this technique in fact show better elastomeric properties than those of the compositions obtained by simple mechanical mixing.
  • These polyolefine compositions also known as reactor TPO's, are commercially available for example under the tradename Hifax®.
  • styrene-isobutylene block copolymers or styrene-isoprene block copolymers and a polyolefin composition comprising 20-50 parts by weight of a crystalline polyolefin and 50-80 parts by weight of an elastomer whereby the total parts by weight is 100, as infill material is preferred.
  • styrene-isobutylene block copolymers or styrene-isoprene block copolymers with an ethylene-alpha-olefin as infill material is even more preferred.
  • the styrene based thermoplastic elastomers are for example block copolymers or terpolymers having one or two terminal polymeric blocks of for example polystyrene or poly-alpha-methylstyrene, and at least one non-terminal block of an elastomeric polymer, for example polybutadiene or polyisoprene.
  • block copolymers are those of general form polystyrene-polybutadiene- polystyrene (SBS), polystyrene-poly(ethylene/propylene) (SEP), poly-alpha- methylstyrene-polybutadiene-poly-alpha-methylstyrene, polystyrene-ethylene- propylene-polystyrene (SEPS), polystyrene-poly(ethylene/butylenes)-polystyrene (SEBS), polystyrene-poly(ethylene/ethylene/propylene)-b-polystyrene (SEEPS), or crosslinkable styrenic block copolymers produced by Kuraray Co., Ltd under the trade name Septon V.
  • SBS polystyrene-polybutadiene- polystyrene
  • SEP polystyrene-poly(ethylene/propylene)
  • SEEPS polys
  • styrene block copolymers are commercially available from Kraton Polymers LLC under the trademark KRATON and from Kuraray Co., Ltd under the trade name Septon.
  • SEBS polystyrene-poly(ethylene/butylenes)-polystyrene
  • SBS polystyrene-polybutadiene-polystyrene
  • SEBS polystyrene-polybutadiene-polystyrene
  • SBS polystyrene-polybutadiene-polystyrene
  • the use of styrene-isobutylene block copolymers or styrene- isoprene block copolymers and SBS or SEBS as infill material is preferred.
  • the content styrene-isobutylene block copolymers or styrene- isoprene block copolymers, polyolefin and/or styrene based thermoplastic elastomer may be chosen in that way that the hardness of the total composition varies between 40-90 Shore A. Preferably the Shore A hardness varies between 50-70.
  • the styrene-isobutylene block copolymers or styrene-isoprene block copolymers comprise a polyolefin and a styrene based thermoplastic elastomer
  • the content of the styrene-isobutylene block copolymers, styrene-isoprene block copolymers, the polyolefin and the styrene based thermoplastic elastomer is to be chosen in such a way that the hardness of the total composition varies between 40-90 Shore A.
  • the Shore A hardness varies between 50-70.
  • the styrene-isobutylene block copolymers or styrene-isoprene block copolymers may optionally comprise customary additives.
  • additives are reinforcing and non-reinforcing fillers, plasticizers, antioxidants, stabilizers, oil, antistatic agents, waxes, foaming agents, pigments, flame retardants and other known agents and are described in the Rubber World Magazine Blue Book, and in Gaether et al., Plastics Additives Handbook (Hanser 1990).
  • suitable fillers are calcium carbonate, clay, silica, talc, titanium dioxide, and carbon.
  • oils examples include paraffinic oil or naphthenic oil obtained from petroleum fractions.
  • paraffinic oil for example Sunpar TM oil can be used.
  • highly hydrogenated oil in which the concentration of aromatic compounds is preferably less than 4 wt.% and the concentration of polar compounds is less than 0.3 wt.% can be used.
  • An example of such oil is PennzUltraTM 1199, supplied by Pennzoil in the United States of America.
  • the infill material according to the present invention is preferably used as a granulate having a shape defined on the Krumbein scale with a sphericity in the range of 0.7-0.9 combined with a roundness of at least 0.7 and a length/diameter (L/D) ratio between 0.8-1.2 whereby the granules have a uniform particle size.
  • styrene-isobutylene block copolymers or styrene-isoprene block copolymers optionally in combination with a polyolefin and/or styrene based thermoplastic elastomer as set out above are useful as infill material in soccer fields, hockey fields, rugby fields or tennis fields.
  • the present invention further relates to a composition of a styrene- isobutylene block or styrene-isoprene block copolymer, a polyolefin and/or styrene based thermoplastic elastomer.
  • the polyolefin is described above.
  • Preferred is a composition comprising styrene-isobutylene block copolymers or styrene-isoprene block copolymers and an ethylene-alpha-olefin copolymer or a polyolefin composition comprising 20-50 parts by weight of a crystalline polyolefin and 50-80 parts by weight of an elastomer whereby the total parts by weight is 100.
  • the styrene-isobutylene block copolymer is preferably SIBSTAR®.
  • the styrene-isoprene block copolymers is preferably Hybrar® These compositions provide a soft touch feel due to low hardness values, good gas barrier properties, durability against heat and weathering and excellent vibration damping properties.
  • composition comprising styrene-isobutylene block copolymers or styrene-isoprene block copolymers, an ethylene-alpha-olefin copolymer or a polyolefin composition comprising 20-50 parts by weight of a crystalline polyolefin and 50-80 parts by weight of an elastomer whereby the total parts by weight is 100 and SBS or SEBS.
  • the present invention also relates to a composition
  • a composition comprising a styrene-isobutylene block copolymer or styrene-isoprene block copolymer and SBS or SEBS. These compositions show improved oil absorption.
  • the compositions are preferably used in hockey fields, rugby fields or tennis fields.
  • Ball rebound is determined by an iron ball, which is dropped from a fixed height, and it was observed how many time the ball was height rebounding on a 6 mm injection moulded plaque.
  • a granulate of a compound comprising SIBSTAR R 102 T, a polyolefin, filler, oil, UV stabilizer and pigment was used as infill material in an artificial turf system.
  • the ball rebound was measured and compared to Terra XPS R , which is a thermoplastic elastomer comprising SEBS, a polyolefin, filler, oil, UV stabilizer and pigment and which is commercially available from DSM.
  • the ball rebound was classified from 0-5: The results are shown in table 1. From table 1 it is clear that the use of the SIBSTAR R 102T compound results in a reduction of height rebound of approx of 20-30% and total 2 rebounds if compared with Terra XPS R .
  • Example 2 A granulate of a compound comprising HYBRAR R 2, a polyolefin, filler, oil, UV stabilizer and pigment was used as infill material in an artificial turf system, the ball rebound was measured and compared to Terra XPS R .

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Paving Structures (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

La présente invention concerne l'utilisation de copolymères en blocs de styrène-isobutylène ou de copolymères en blocs de styrène-isoprène en tant que matière de remplissage dans des systèmes de gazon artificiel. Les copolymères en blocs de styrène-isobutylène comprennent de préférence 70-85 % en poids de p-isobutylène sur la base du poids total du copolymère en blocs de styrène-isobutylène. De préférence, les copolymères en blocs de styrène-isobutylène ou de styrène-isoprène comprennent en plus une polyoléfine ou un élastomère thermoplastique à base de styrène. La polyoléfine est choisie entre un homopolymère d'oléfine, un copolymère d'oléfine ou une composition de polyoléfine. L'élastomère thermoplastique à base de styrène est choisi entre le SBS et le SEBS. La teneur des copolymères en blocs de styrène-isobutylène ou des copolymères en blocs de styrène-isoprène, de la polyoléfine et/ou de l'élastomère thermoplastique à base de styrène est choisie de façon à ce que la dureté varie entre 40 et 90 Shore A. La matière de remplissage est utile dans des terrains de football, des terrains de hockey, des terrains de rugby ou des terrains de tennis.
EP06754529A 2005-06-24 2006-06-23 Copolymères en blocs du styrène en tant que matière de remplissage dans des systèmes de gazon artificiel Withdrawn EP1907456A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US69343705P 2005-06-24 2005-06-24
PCT/EP2006/006070 WO2006136436A1 (fr) 2005-06-24 2006-06-23 Copolymères en blocs du styrène en tant que matière de remplissage dans des systèmes de gazon artificiel

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EP1907456A1 true EP1907456A1 (fr) 2008-04-09

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WO (1) WO2006136436A1 (fr)

Families Citing this family (6)

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NL1026444C2 (nl) * 2004-06-17 2005-12-20 Ten Cate Thiolon Bv Kunstgrassportveld voorzien van een instrooimateriaal alsmede een dergelijk instrooimateriaal.
CA2747152C (fr) 2008-12-15 2016-01-12 Textile Management Associates, Inc. Procede de recyclage de gazon synthetique et produit de remplissage
CN105838016A (zh) * 2016-06-13 2016-08-10 广州傲胜人造草股份有限公司 一种热塑性弹性粒子及包含该热塑性弹性粒子的人造草坪
FR3060857A1 (fr) * 2016-12-20 2018-06-22 Compagnie Generale Des Etablissements Michelin Composites piezoelectriques en matrice souple
US20210301474A1 (en) * 2020-03-26 2021-09-30 Celanese International Corporation Infill for an Artificial Turf System
EP4063450A1 (fr) * 2021-03-24 2022-09-28 Alvac, S.A. Nouveau matériau pour la fabrication de remplissages dans les systèmes de gazon artificiel

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DE3001636C2 (de) * 1980-01-17 1983-10-20 Alkor GmbH Kunststoffverkauf, 8000 München Polyolefinfolie mit verbesserter Haftung, deren Herstellung und Verwendung
JPS6248779A (ja) * 1985-08-27 1987-03-03 Toagosei Chem Ind Co Ltd ホツトメルト接着剤組成物
DE3607757A1 (de) * 1986-03-08 1987-09-10 Basf Ag Kabelisolierung auf basis von ethylenpolymerisaten mit hoher widerstandsfaehigkeit gegenueber der bildung von wasserbaeumchen
WO1994003840A1 (fr) * 1992-07-31 1994-02-17 E.I. Du Pont De Nemours And Company Procede et produit destines au montage de particules
JPH0726219A (ja) * 1993-07-16 1995-01-27 Sliontec:Kk 生分解性粘着剤組成物及びそれを用いた粘着テープまたは粘着シート
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