WO2000031177A1 - Materiau a base de resine thermoplastique halogenee, comprenant des fibres longues, ses procedes de fabrication et ses applications - Google Patents
Materiau a base de resine thermoplastique halogenee, comprenant des fibres longues, ses procedes de fabrication et ses applications Download PDFInfo
- Publication number
- WO2000031177A1 WO2000031177A1 PCT/FR1999/002421 FR9902421W WO0031177A1 WO 2000031177 A1 WO2000031177 A1 WO 2000031177A1 FR 9902421 W FR9902421 W FR 9902421W WO 0031177 A1 WO0031177 A1 WO 0031177A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- polymer
- meth
- acrylate
- alkyl
- fibers
- 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
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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
- C08L57/00—Compositions of unspecified polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08L57/06—Homopolymers or copolymers containing elements other than carbon and hydrogen
- C08L57/08—Homopolymers or copolymers containing elements other than carbon and hydrogen containing halogen atoms
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/12—Making granules characterised by structure or composition
- B29B9/14—Making granules characterised by structure or composition fibre-reinforced
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/156—Coating two or more articles simultaneously
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
- B29C70/52—Pultrusion, i.e. forming and compressing by continuously pulling through a die
- B29C70/521—Pultrusion, i.e. forming and compressing by continuously pulling through a die and impregnating the reinforcement before the die
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
- C08K3/013—Fillers, pigments or reinforcing additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2904—Staple length fiber
- Y10T428/2907—Staple length fiber with coating or impregnation
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
- Y10T428/2998—Coated including synthetic resin or polymer
Definitions
- the present invention relates to a material, based on halogenated thermoplastic resin, comprising long fibers, its manufacturing methods and its applications.
- thermoformable structures having a flexural modulus which approaches the theoretically possible levels
- the document EP 56703 teaches to wet the reinforcing filaments, aligned in parallel, with a molten thermoplastic polymer.
- Document FR 2579133 discloses a fiber-reinforced thermoplastic polymer composite material in which the intimate connection between the polymer and the fibers is ensured by a second thermoplastic polymer, compatible with the first, promoting wetting of the fibers. He teaches us that this composite material leads to objects having improved mechanical properties due to the interposition, between the standard thermoplastic polymer and the fibers, of a second thermoplastic polymer promoting wetting.
- thermoplastic materials reinforced with long fibers consisting in impregnating each fiber with a thermoplastic wetting polymer before sheathing the fibers with a thermoplastic polymer compatible with the wetting thermoplastic, has been described in the French patent. FR 2 630 967.
- a copolymer (e3) is prepared by carrying, under nitrogen at 170 ° C for 2 hours, a reaction medium consisting of polypropylene, an antioxidant, dicumyl peroxide and methyl methacrylate. After the polymerization, the copolymer is washed with acetone, then dried to give a block copolymer (e3) consisting of 70% by weight of a block of polypropylene and 30% by weight of a block of polymethyl methacrylate.
- a third step 35 parts by weight of the material (G1), 5 parts by weight of block copolymer (e3), 100 parts by weight of a vinyl chloride resin (A), 3 parts by weight of a dibutyl tin mercaptide and 0.5 part by weight of stearic acid are mixed, then the mixture is extruded to give a plate 3 mm thick and 30 mm wide.
- the present invention relates to an original material based on halogenated thermoplastic resin, comprising long fibers, capable of giving objects having at the same time good impact resistance, sufficient rigidity and a correct surface condition.
- This material is characterized in that at least one long fiber is in intimate contact with a polymer or a mixture of polymer (s) based on alkyl (meth) acrylate.
- the invention more particularly relates to a material based on halogenated thermoplastic resin, comprising long fibers, characterized in that each long fiber is in intimate contact with a polymer or a mixture of polymer (s) based on (meth) alkyl acrylate.
- the material based on halogenated thermoplastic resin comprises long fibers in intimate contact with a polymer or a mixture of polymer (s) based on alkyl (meth) acrylate and aligned almost parallel.
- the material according to the invention is advantageously in the form of granules.
- the cross section of these granules is preferably made up of a core formed from long fibers in intimate contact with the polymer based on alkyl (meth) acrylate and an outer layer based on halogenated thermoplastic polymer.
- the length of these granules corresponds to that of the fibers, and is preferably greater than 3 mm.
- thermoplastic polymer mention may in particular be made of polymers based on vinyl chloride or fluoride, polymers based on vinylidene fluoride, polytetrafluoroethylene, polyfluoroalkyl vinyl ether, polyhexafluoropropylene and polychlorotrifluoroethylene. Polymers based on vinyl chloride and those based on vinylidene fluoride are preferred.
- Fibers are understood to mean fibers whose length is generally greater than 1 mm, advantageously greater than 3 mm, and preferably between 4 and 100 mm.
- polymer based on alkyl (meth) acrylate means homos and copolymers, the latter containing at least 70% and preferably at least 90%, by weight of alkyl methacrylate and / or acrylate and at least another monomer chosen in particular from olefins, polycarboxylic unsaturated acids such as maleic, fumaric, itaconic, as well as their aliphatic, cycloaliphatic, aromatic esters, their amides, their nitriles, amides and nitriles of unsaturated carboxylic acid such as acrylic or methacrylic acid, vinyl esters of mono- and polycarboxylic acids, such as acetate, propionate, vinyl benzoate.
- polycarboxylic unsaturated acids such as maleic, fumaric, itaconic, as well as their aliphatic, cycloaliphatic, aromatic esters, their amides, their nitriles, amides and nitriles of unsaturated carb
- vinyl chloride-based polymers is meant homo- and copolymers, the latter containing at least 50% by weight of vinyl chloride and at least one monomer copolymerizable with vinyl chloride.
- the copolymerizable monomers are those generally used in conventional techniques for the copolymerization of vinyl chloride.
- vinyl esters of mono- and poly-carboxylic acids such as acetate, propionate, vinyl benzoate
- mono- and poly-carboxylic unsaturated acids such as acrylic, methacrylic, maleic, fumaric, itaconic, as well as their aliphatic, cyclo-aliphatic, aromatic esters, their amides, their nitriles
- vinyl halides vinylidene
- alkylvinyl ethers olefins.
- homopolymers of vinyl chloride are preferred.
- Polymers based on vinyl chloride can be prepared by known methods such as emulsion, suspension or microsuspension and bulk polymerization.
- vinylidene fluoride VF2 homopolymers and copolymers preferably containing at least 50% by weight of VF2 and at least one other fluorinated monomer such as chlorotrifluoroethylene (CTFE), hexafluoropropylene (HFP), trifluoroethylene (VF3), tetrafluoroethylene (TFE); homo- and copolymers of trifluoroethylene (VF3), copolymers, and in particular terpolymers, combining the residues of CTFE, TFE, HFP and / or ethylene units and optionally VF2 and / or VF3 units.
- CTFE chlorotrifluoroethylene
- HFP hexafluoropropylene
- VF3 trifluoroethylene
- TFE tetrafluoroethylene
- VF3 tetrafluoroethylene
- alkyl (meth) acrylate are those carrying at most four carbon atoms in the alkyl group.
- polymethyl methacrylate, the copolymer of methyl methacrylate and of n-butyl, the copolymer of methyl methacrylate and ethyl acrylate are used.
- the weight average molecular weights of the polymer based on alkyl (meth) acrylate are generally between 1,000 and 100,000 and preferably between 10,000 and 80,000. Average molecular weights in the region of 40,000 are particularly suitable.
- the material according to the present invention generally consists of
- the long fibers represent approximately 55 to 75% by weight of the assembly consisting of long fibers in intimate contact with the polymer based on alkyl (meth) acrylate.
- the long fibers used to reinforce the material based on halogenated thermoplastic resin are known. They are organic or mineral and can be continuous. Continuous fibers are preferred and, by way of example, mention may be made of rovings of glass fibers, silica, carbon or even aramid. Long fibers can also be sized.
- a first way consists in wetting the long fibers with the polymer based on alkyl (meth) acrylate in the molten state, then in mixing the halogenated thermoplastic polymer with the impregnated fibers and optionally with additives such as thermal stabilizers, antioxidants and mineral fillers.
- the wetting of long fibers can also be carried out with an emulsion of polymer based on alkyl (meth) acrylate.
- rovings of fibers it is preferred to wet them by passing them continuously through a container containing the polymer based on alkyl (meth) acrylate in the molten state. After wetting, the rovings are cut and mixed with the halogenated thermoplastic polymer, and optionally with additives such as thermal stabilizers, antioxidants and mineral fillers.
- a second way of obtaining the material of the invention consists in intimately impregnating the rovings with a polymer based on alkyl (meth) acrylate, before sheathing them with a halogenated thermoplastic polymer.
- the rovings are flourished.
- This process can be implemented in the installation shown diagrammatically in FIG. 1 of document FR 2 630 967.
- the intimate impregnation of each fiber consists in impregnating rovings with one or more polymer (s) based on alkyl (meth) acrylate in a die with square head feed.
- the impregnated rovings are then taken up at the outlet of the impregnation die in a second die also with square head feed where they are sheathed with a halogenated thermoplastic polymer.
- the rovings prior to their passage through the impregnation system, are opened out so as to spread each of the roving fibers substantially side by side.
- the rovings are in this case in the form of a tablecloth or ribbon made up of a succession of parallel individual continuous fibers.
- the rovings are introduced into the impregnation die supplied with polymer based on molten alkyl (meth) acrylate after having passed them through at least one baffle in a zone d 'embarrassment which, forcing the roving, causes the spreading of the fibers constituting it.
- the sheet or ribbon thus formed is then impregnated with a polymer based on alkyl (meth) acrylate, and pulled into a new tying system formed by baffles substantially parallel to the first one.
- the sheet or ribbon impregnated with a polymer based on alkyl (meth) acrylate passes through at least two baffles which are opposite and parallel to each other. Under these conditions, all of the fibers impregnated with a polymer based on alkyl (meth) acrylate are, in the first baffle, crushed on one of its faces forcing the resin to infiltrate in the molten state between the fibers. to go to the opposite side.
- the first step of the second method of the invention comprises the development, impregnation and conformation of the rovings.
- the fibers impregnated with a polymer based on alkyl (meth) acrylate are in the second step sheathed with the halogenated thermoplastic resin to be reinforced.
- the continuous fibers impregnated with polymer based on alkyl (meth) acrylate at a temperature preferably approximately 40 ° C. higher than that of melting of said polymer based on alkyl (meth) acrylate pass through a conventional square head die, as used for coating wire or cable.
- This sector is supplied with halogenated thermoplastic resin intended to be reinforced with fibers, and optionally with additives such as thermal stabilizers, antioxidants and mineral fillers, and is situated substantially in alignment with the conformation zone of the first die.
- the ribbons or rods are granulated to a determined length, which according to the process can be chosen arbitrarily.
- These long fiber granules that is to say the length of the fibers corresponding to that of the granule, are particularly suitable for injection, compression and extrusion-transfer.
- the impregnation polymer is still in the molten state. They preferably cool in contact with ambient air before entering the second die supplied with sheathing resin. Before entering this die, the continuous fibers impregnated with a polymer based on alkyl (meth) acrylate are generally at a temperature of between 40 and 80 ° C.
- the distance between the impregnation die of fibers impregnated with alkyl (meth) acrylate-based polymer and the sheathing die depends on the thermal characteristics of the impregnation polymer. This distance also depends on the pulling speed of the rods. This distance should preferably be as small as possible and in practical terms is usually between 0.1 and 4 meters.
- the present invention also relates to molded objects obtained in particular by compression, injection, injection-compression, extrusion or extrusion-transfer of the material, based on a halogenated thermoplastic polymer, comprising long fibers.
- molded objects include electrical enclosures, pipe fittings, gutters, window profiles, profiles for building structures and panels for wall cladding. The following examples illustrate the invention without, however, limiting it.
- the inherent viscosity is defined as that of a solution of 0.25 g of polymer in 50 cm 3 of dichloromethane, at 20 ° C, measured using a Cannon-Fenke viscometer No. 50.
- the impregnation die maintained at 270 ° C. is supplied with polymethyl methacrylate of inherent viscosity 0.21 (Elvacite 2043) coming from a single-screw angle extruder.
- the impregnation system used is of the same type as that of FIG. 1 of FR 2630967 and comprises the following zones:
- Zone 2 of the impregnation system - length: 125 mm
- Zone 3 bis of soaking (identical to zone 4):
- the flow rate of polymethyl methacrylate is approximately 13 kg / h. Pulls at a speed of 15 m / min, rods having a mass rate of glass of about 55%, through orifices of 2 mm in diameter. These rods then pass through a sheathing die placed 20 cm from the impregnation die. This second die, substantially in alignment with the first, is maintained at the temperature of 210 ° C. It is mounted at right angles to a single screw extruder maintained at an average temperature of 180 ° C and supplied with a Kwert 50 vinyl chloride homopolymer prepared by suspension polymerization. Ports of 5.4 mm in diameter of this die are drawn from the rods, having a mass content of glass fibers of approximately 24%, which are then cooled and granulated to the length of 12 mm.
- Three-point bending tests (ISO 178 standard) and Charpy impact tests (ISO 179 standard) are carried out on 80 mm x 10 mm x 4 mm test specimens, molded by injection of the granules.
- Multiaxial impact tests (ISO standard 6603-2: 89) are carried out at a speed of 4.3 m / s on 100 mm x 100 mm x 4 mm plates, molded by injection of the granules.
- the impregnation of the fibers is evaluated qualitatively by the appearance of the granules. Improper impregnation results in improper cutting of the granules with fibers not attached to the impregnation polymer, and some protrude from the granules (phenomenon called "mustache"). Surface appearance defects of the materials obtained by injection of these granules are also observed. The results of the tests and the quality of impregnation are reported in Table 1.
- Example 1 is repeated, except that the square extruder of the impregnation die is maintained at 290 ° C. and supplied with a copolymer of methyl methacrylate (40% by weight) and n-butyl methacrylate (60% by weight), with an inherent viscosity 0.21 (ELVACITE 2614).
- Example 1 is repeated, except that the square extruder of the impregnation system is supplied with a copolymer of methyl methacrylate (50% by weight) and ethyl acrylate (50% by weight) (NEOCRYL B 722).
- the weight average molecular weight of the copolymer is close to 55,000.
- EXAMPLE 5 (not in accordance with the invention)
- Example 2 The procedure is as in Example 1 except that the square extruder of the impregnation die is supplied with a copolymer of ethylene (28% by weight) and vinyl acetate (72% by weight), having a Melt Flow Index (MFI) of 800.
- MFI Melt Flow Index
- the impregnation is very poor, the copolymer forming a "rubbery gangue" around the fibers without impregnating them at heart.
- Example 2 The procedure is as in Example 1 except that the square extruder of the impregnation die is maintained at 300 ° C. and supplied with a terpolymer of ethylene (90.6% by weight), of ethyl acrylate (6.5% by weight) and maleic anhydride (2.9% by weight). This terpolymer has an MFI of 200. The impregnation is very poor, and the same phenomenon is observed as the previous example.
- Example 1 is repeated, except that the impregnation die is maintained at 280 ° C. and the recovery die at 240 ° C.
- the latter is mounted at right angles to a single-screw extruder maintained at an average temperature of 200 ° C. and supplied with a PVDF (polyvinylidene fluoride) of average molecular mass approximately 100,000 g / mole.
- the drawing speed is 20 m / min.
- the mechanical properties are evaluated under the same conditions as for the previous examples and are reported in Table 2.
- Example 7 is repeated, except that the square extruder of the impregnation die is not supplied with acrylic polymer, but with a copolymer of methyl methacrylate and n-butyl methacrylate, of inherent viscosity 0.21 measured. by the same method.
- EXAMPLE 9 (not in accordance with the invention) The PVDF used in Examples 7 and 8 is injected in the form of test pieces and these are characterized according to the same methods described above. The mechanical properties obtained are given in Table 2.
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- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Composite Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Reinforced Plastic Materials (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Artificial Filaments (AREA)
Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/856,525 US6645620B1 (en) | 1998-11-23 | 1999-10-08 | Material based on halogenated thermoplastic resin, comprising long fibers, methods for making same and uses |
| JP2000583999A JP2002530501A (ja) | 1998-11-23 | 1999-10-08 | 長繊維を含んでなるハロゲン化熱可塑性樹脂に基づく材料、その製造法およびその用途 |
| AU59911/99A AU5991199A (en) | 1998-11-23 | 1999-10-08 | Material based on halogenated thermoplastic resin, comprising long fibres, methods for making same and uses |
| EP99972658A EP1141115A1 (fr) | 1998-11-23 | 1999-10-08 | Materiau a base de resine thermoplastique halogenee, comprenant des fibres longues, ses procedes de fabrication et ses applications |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR98/14700 | 1998-11-23 | ||
| FR9814700A FR2786191B1 (fr) | 1998-11-23 | 1998-11-23 | Materiau a base de resine thermoplastique halogenee, comprenant des fibres longues ses procedes de fabrication et ses applications |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2000031177A1 true WO2000031177A1 (fr) | 2000-06-02 |
Family
ID=9533053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/FR1999/002421 Ceased WO2000031177A1 (fr) | 1998-11-23 | 1999-10-08 | Materiau a base de resine thermoplastique halogenee, comprenant des fibres longues, ses procedes de fabrication et ses applications |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6645620B1 (fr) |
| EP (1) | EP1141115A1 (fr) |
| JP (1) | JP2002530501A (fr) |
| KR (1) | KR100444626B1 (fr) |
| AU (1) | AU5991199A (fr) |
| FR (1) | FR2786191B1 (fr) |
| WO (1) | WO2000031177A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6867273B2 (en) | 2000-07-31 | 2005-03-15 | Solvay (Societe Anonyme) | Vinylidene fluoride polymers, process for manufacturing them and use thereof |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030096248A1 (en) * | 2001-09-04 | 2003-05-22 | Vitivity, Inc. | Diagnosis and treatment of vascular disease |
| WO2006066304A1 (fr) * | 2004-12-24 | 2006-06-29 | Munters Pty Limited | Corps de contact et procede de production d'un corps de contact ignifuge |
| US9249806B2 (en) | 2011-02-04 | 2016-02-02 | Ti Group Automotive Systems, L.L.C. | Impeller and fluid pump |
| US11197949B2 (en) | 2017-01-19 | 2021-12-14 | Medtronic Minimed, Inc. | Medication infusion components and systems |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4581392A (en) * | 1984-05-24 | 1986-04-08 | Owens-Corning Fiberglas Corporation | Hot melt glass fiber coating |
| EP0773259A1 (fr) * | 1995-05-25 | 1997-05-14 | Asahi Glass Company Ltd. | Compositions de resine de chlorure de vinyle |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE179358T1 (de) | 1981-01-21 | 1999-05-15 | Kawasaki Chem Holding | Granulat aus faserverstärkten verbundstoffen und deren herstellungsverfahren |
| FR2579133B1 (fr) | 1985-03-25 | 1987-09-25 | Atochem | Materiau composite polymere thermoplastique renforce de fibres, son procede de fabrication |
| FR2630967B1 (fr) | 1988-05-09 | 1993-12-10 | Atochem | Procede de fabrication de resines thermoplastiques renforcees de fibres longues |
| US5198303A (en) * | 1991-06-25 | 1993-03-30 | The B. F. Goodrich Company | Paintable high specific adhesion polyvinyl halide copolymer compositions |
-
1998
- 1998-11-23 FR FR9814700A patent/FR2786191B1/fr not_active Expired - Fee Related
-
1999
- 1999-10-08 JP JP2000583999A patent/JP2002530501A/ja active Pending
- 1999-10-08 US US09/856,525 patent/US6645620B1/en not_active Expired - Fee Related
- 1999-10-08 KR KR10-2001-7006433A patent/KR100444626B1/ko not_active Expired - Fee Related
- 1999-10-08 WO PCT/FR1999/002421 patent/WO2000031177A1/fr not_active Ceased
- 1999-10-08 EP EP99972658A patent/EP1141115A1/fr not_active Withdrawn
- 1999-10-08 AU AU59911/99A patent/AU5991199A/en not_active Abandoned
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4581392A (en) * | 1984-05-24 | 1986-04-08 | Owens-Corning Fiberglas Corporation | Hot melt glass fiber coating |
| EP0773259A1 (fr) * | 1995-05-25 | 1997-05-14 | Asahi Glass Company Ltd. | Compositions de resine de chlorure de vinyle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6867273B2 (en) | 2000-07-31 | 2005-03-15 | Solvay (Societe Anonyme) | Vinylidene fluoride polymers, process for manufacturing them and use thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2002530501A (ja) | 2002-09-17 |
| FR2786191A1 (fr) | 2000-05-26 |
| KR100444626B1 (ko) | 2004-08-21 |
| EP1141115A1 (fr) | 2001-10-10 |
| KR20010107982A (ko) | 2001-12-07 |
| FR2786191B1 (fr) | 2002-07-05 |
| AU5991199A (en) | 2000-06-13 |
| US6645620B1 (en) | 2003-11-11 |
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