Patent application number | Description | Published |
20080311406 | (Ligno) Cellulose Material Board Coated with a Pmma and Pvdf-Based film - The invention relates to the use of a coextruded multilayer film for protecting a (lingo)cellulose material, wherein said multilayer film consists of the following arranged to each other layers: a surface layer (I) comprising PVDF and possibly PMMA in the form of the main components, an intermediate layer (II) comprising in the form of main components 0-60 PVDF parts, 40 to 100 PMMA parts, 0-25 acrylic elastomer parts, and 0-10 UV absorber parts, the totality thereof being equal to 100 parts, and an adhesive layer (III), which comprises a functional PMMA in the form of the main component and is arranged on the side of the (ligno)cellulose material. | 12-18-2008 |
20090008826 | Method For Production Of Objects From Thermosetting Resins - The invention relates to a formulation and a method for production of a material from an epoxy resin and a Theological control agent, which may be processed by means of the techniques for working thermoplastics yet with the capacity to react and form a thermosetting material with good shock-resistant properties. | 01-08-2009 |
20090026282 | Multilayer Tube for Transporting Water or Gas - The invention relates to a multilayer tube comprising (from the inside to the outside of the tube): an optional layer (C | 01-29-2009 |
20090155570 | COATING COMPOSITIONS FOR INORGANIC SUBSTRATES - The invention relates to a coating composition comprising a radiation grafted functionalized fluoropolymer. This coating is preferably, in the form of a powder coating. The coating can be used on inorganic substrates, especially un-primed metals. The invention also relates to the coated inorganic substrate and to the use of the coating composition to protect the inorganic substrate, especially from corrosion. | 06-18-2009 |
20090173407 | MULTILAYER TUBE FOR TRANSPORTING WATER OR GAS - The invention concerns a multilayer tube comprising (viewed form inside outwards of the tube): optionally a layer C | 07-09-2009 |
20090188578 | MULTILAYER TUBE BASED ON A POLYAMIDE AND A FLUOROPOLYMER FOR TRANSFERRING FLUIDS - The present invention relates to a multilayer tube comprising, in its radial direction from the outside inwards: a polyamide outer layer (1); an inner layer (2) of a composition comprising, the total being 100%, 5 to 30% by weight of a blend (A) comprising: a polyethylene carrying epoxy functional groups, an impact modifier chosen from elastomers and very low-density polyethylenes, the said impact modifier being completely or partly functionalized; 95 to 70% by weight of a blend (B) comprising: a fluoropolymer (B1), a functionalized fluoropolymer (B2), the proportion of (B2) being between 1 and 80% by weight of (A)+(B), the layers being successive and adhering to one another in their respective contact region. The inner layer is the layer in contact with the fluid being transported. The layer (2) may be conductive. It is also possible to place a polyamide layer (3) beside the layer (2), which layer becomes the inner layer. The tube of the present invention has a very low permeability to petrol, particularly to hydrocarbons and to their additives, in particular alcohols such as methanol and ethanol, or even ethers such as MTBE or ITBE. These tubes also exhibit good resistance to fuels and to lubricating oils for engines. This tube exhibits very good mechanical properties at low temperature and at high temperature. The invention also relates to the use of these tubes for transporting petrol. | 07-30-2009 |
20090274912 | MULTILAYER STRUCTURE HAVING A GRAFTED POLYVINYLIDENE FLUORIDE BLEND LAYER - The invention relates to a multilayer structure comprising a layer of blend based on a fluoropolymer, onto which an unsaturated monomer has been grafted by irradiation, and a layer of a thermoplastic polymer. The structure may for instance be used for storing and transporting Chemicals. More precisely, this structure comprises at least one layer of a blend of at least one functionalized fluoropolymer and at least one flexible fluoropolymer having a tensile modulus between 50 and 1000 MPa (as measured according to ISO R 527 at 23° C.) and at least one layer of a polyolefin. | 11-05-2009 |
20090275251 | FLEXIBLE FILM BASED ON FLUORINATED POLYMER - The invention concerns a multilayer structure comprising: a PVDF-based film F | 11-05-2009 |
20090301595 | MULTI-LAYER STRUCTURE BASED ON FLUORIDE POLYMER FUNCTIONALISED BY IRRADIATION AND PVC - The invention relates to a multi-layer structure including placed one against the other, at least one layer of fluoride polymer onto which at least one unsaturated monomer has been grafted by irradiation, and at least one layer of PVC. According to a 1 | 12-10-2009 |
20100015376 | PVDF-BASED CONDUCTIVE COMPOSITION - The invention relates to a conducting composition comprising, (by weight):
| 01-21-2010 |
20100047495 | MULTILAYER TUBE FOR TRANSPORTING WATER OR GAS - The invention relates to multilayer tube comprising (from the inside to the outside of the tube): an optional layer (C | 02-25-2010 |
20100112256 | MULTI-LAYERED STRUCTURE CONTAINING A BARRIER POLYMER OPTIONALLY REINFORCED AGAINST IMPACTS - The invention relates to a multi-layer structure containing from the inside towards the outside: a layer C1 comprising at least one functionalized fluorinated polymer optionally mixed with at least one compatible fluorinated polymer; a layer C2 containing at least one adhesive binder; a layer C3 containing at least one polyolefin, preferably a polyethylene; a layer C4 containing at least one adhesive binder; a barrier layer C5 containing at least one barrier polymer, optionally reinforced against impacts; the layers are arranged against each other in the above mentioned order. The invention also relates to the use of this mull-layered structure for storing or transferring fuel. | 05-06-2010 |
20100204375 | PVDF-BASED EXTRUSION-AIDING AGENT - The invention concerns to a composition comprising: at least one fluorinated polymer (A), at least one interfacing agent (B), and at least one stabilizer (C) of formula (I) | 08-12-2010 |
20100255378 | VINYLIDENE FLUORIDE COPOLYMER FUNCTIONALIZED BY RADIATION GRAFTING OF AN UNSATURATED POLAR MONOMER - The invention relates to a copolymer of VDF and at least one monomer that is copolymerizable with VDF, having a VDF weight content of at least 50%, preferably at least 75%, onto which at least one unsaturated polar monomer is radiation grafted, characterized in that the VDF copolymer has, before grafting, the following characteristics:
| 10-07-2010 |
20100298487 | EXTRUSION AGENT BASED ON A HETEROGENEOUS PVDF - The invention relates to an extrusion agent comprising: at least one heterogeneous PVDF (A), in other words a copolymer of VDF and at least one comonomer of VDF, comprising by weight at least 50%, advantageously at least 75%, of VDF which has a melting point Tm (expressed in ° C.)>172-549 m, preferably >1.1×(172-549 m), where m denotes the overall molar percentage of comonomer(s); and at least one interface agent (B), which are optionally diluted in a polyolefin (C). The heterogeneous PVDF preferably has a Tm of between 160 and 172° C. Advantageously it is also a VDF-HFP copolymer containing, by weight, from 88% to 92% of VDF and from 8% to 12% of HFP. The extrusion agent is used to reduce or eliminate the surface defects which arise during the extrusion of a thermoplastic resin (D). This resin may be a polyolefin, a styrenic resin, a polyester or a PVC. Optionally it may also be filled, i.e., may contain dispersed organic or inorganic particles. | 11-25-2010 |
20110094612 | MULTILAYER TUBE FOR TRANSPORTING WATER OR GAS - The invention relates to a multilayer tube comprising (in the order from the inside to the outside of the tube), layers arranged one on top of the other: an optional layer L | 04-28-2011 |
20110232735 | THREE-LAYER FILM FOR A PHOTOVOLTAIC CELL - The invention relates to a multilayer film of A/B/C structure comprising: a first layer of composition A, comprising a fluoropolymer; a second layer of composition B, comprising a filled fluoropolymer; and a third layer of composition C, comprising a fluoropolymer, characterized in that the first and third layers have a melting point above 150° C., measured by DSC, and in that the transmittance in visible light is less than 30% for a multilayer film thickness of 25 μm. The invention also relates to the use of a fluoropolymer-based film preferably for a photovoltaic cell back panel, a high-performance textile or a metal, the film adhering to the substrate by means of an adhesive layer placed between the substrate and the film. | 09-29-2011 |