phenolic foam composite panels

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Patent US5604010 - Composite honeycomb sandwich structure .... Feb 18, 1997 ... Resin flow into the cells of a honeycomb core in sandwich structures is eliminated by using an unsupported film adhesive, a barrier layer, and a scrim supported adhesive layer between the composite laminate and the core. Superior panels with lighter weights, improved mechanical properties, and more ...

Patent US6780505 - Pitch-based carbon foam heat sink with phase .... Aug 24, 2004 ... The foam material can be made into a composite which is useful in high temperature sandwich panels for both thermal and structural applications. The foam is encased and ... Other techniques utilize a polymeric precursor, such as phenolic, urethane, or blends of these with pitch. See Hagar, Joseph W., ...

Grenfell Tower cladding identified as cheaper and more flammable .... Jun 19, 2017 ... The aluminium-composite panels, which have a core made of the flammable plastic polyethylene, were installed as part of a recent £8.7 million overhaul of ..... A cladding insider I know has seen site progress photographs (taken by the architects so I have been told) which show a Phenolic Insulation Board ...

Patent US20100323181 - Rigid carbon fiber cores for sandwich .... Dec 23, 2010 ... For example, if a foam core is selected for a sandwich panel (to impart thermal or acoustic insulation, for example), foam can be injected and expanded within a composite truss core. In some embodiments, a composite truss core can be prepared, following by injecting the core with phenolic foam. FIG.

Patent EP1551910A2 - Composite foam made from polymer .... Jul 13, 2005 ... [0020] FIG. 6A-B is a micrograph showing cracks in shear-tested composite PVC foam (10 wt % aramid fibers, 3 wt % phenolic resin) . (A) Crack region showing ..... This quality may permit the construction of sandwich panels in a wide variety of curved configurations . [0061] The vibration infiltration method ...

Patent US5773121 - Syntactic foam core incorporating honeycomb .... Jun 30, 1998 ... 1 shows a rigid heat cured syntactic foam sheet 10 formed of microspheres and resin to which surface skins or surface panel layers can be supplied to form a structural laminate. The thickness of the layer can be selected to provide the desired physical and mechanical properties of the finished composite ...

Patent US6568310 - Lightweight armored panels and doors .... May 27, 2003 ... A layer (16, 24) of a mesh or mail material is bonded to the opposite sides of a ballistic layer (14, 22) a bullet resistant composite material. ... aluminum, balsa, urethane foam core; Baltek DecoLite, Durakote series panels from polyester, epoxy, phenolic or special resins with wood, aluminum, graphite, ...

Patent US4539338 - Phenol formaldehyde resoles for making .... Sep 3, 1985 ... The present invention is directed to aqueous phenol formaldehyde resoles that have particular application in manufacturing phenolic foam insulation. The resoles are essentially phenol formaldehyde condensation polymers having molar ratios of formaldehyde to phenol of from about 1.7:1 to 2.3:1, ...

Patent US6824851 - Panels utilizing a precured reinforced core and .... Nov 30, 2004 ... The sandwich panels (30) include a top skin (54), a bottom skin (58), a perimeter defining closeout (46), and a core (50) between the top (54) and bottom skin (58) and within the ... The core is a precured reinforced core including a plurality of phenolic ribs and foam strips positioned in an alternating fashion.

Patent US5834082 - Reinforced foam cores and method and .... Nov 10, 1998 ... The curable resins may be, for example, thermosetting polyester, vinylester, epoxy, polyurethane or phenolic. Thermoplastic ... Plastic foam core sandwich panels often involve serious compromises in their design and cost due to inherent structural limitations of the rigid foam insulation cores. In addition to ...

Patent US8776698 - Composite air cargo pallet. Jul 15, 2014 ... An air cargo pallet with a central panel created from a plurality of sandwiched layers, including a foam core disposed between an upper skin layer having a resin and fiber ... The pallet according to claim 1 , wherein the foam core comprises at least one of polyurethane, vinyl, acrylic, and phenolic foam. 5.

Patent US20100204351 - Phenolic novolac foams and compositions .... Aug 12, 2010 ... A foamable novolac phenolic resin composition suitable for preparing phenolic foams that are free of corrosive acid catalysts and excess aldehydes. ... Such rigid panels are usually sandwiches, i.e., covered with facing materials either fibrous, organic, inorganic, or metallic, plastic foils or sheets, with or ...

Patent US6187411 - Stitch-reinforced sandwich panel and method .... Feb 13, 2001 ... A stitch-reinforced sandwich panel with improved flatwise tensile strength, improved skin to core peel strength, and substantially reduced damage ... The foam core is preferably a closed-cell type of a lightweight synthetic material such as a polyurethane, phenolic, isocyanate, or other type of foam which has ...

Patent US6635202 - Method for filling and reinforcing honeycomb .... Oct 21, 2003 ... The process according to the present invention is particularly suitable for filling the spaces in, around and between honeycomb or pre-formed foam cores as required to produce a filled or partially filled honeycomb or foam core or any other material used in sandwich panel construction. This process is also ...

Patent US8815408 - Metal syntactic foam. Aug 26, 2014 ... The metal foam composites show high strength, particularly in comparison to previous metal foams, while maintaining a favorable strength to density ratio. ... damping, as well as energy absorption, are useful, such as blast panels for military applications and crumple zones for automotive crash protection.

Patent US20100050553 - sandwich panel joint and method of .... Mar 4, 2010 ... The core 53 of the exemplary sandwich panel 50 may be formed from a light-weight, insulative material, for example, polyurethane, expanded polystyrene, polystyrene hard foam, Styrofoam material, phenolic foam, a natural foam, for example, foams made from cellulose materials, such as a cellulosic ...

Patent US6992027 - Composite panel with fire resistant face sheets .... Jan 31, 2006 ... The sandwich panels typically include a light weight central core structure which is sandwiched between two composite face sheets. The face sheets are adhesively bonded to the core. Various core structures are presently in use with the two main types being rigid foam and honeycomb. Rigid foam cores ...

Patent US3301732 - Sandwich panel joint and method - Google .... The core material can be honeycomb made of an epoxy-based resin or polyurethane foam. Where heat is an important factor, such as in aircraft construction, for example, the facing sheets of the sandwich panels employed can be made of a reinforced phenolic-based resin. The reinforcing material may be glass cloth, glass ...

Patent WO2008091892A1 - Composite panel with solid ... - Google. Jul 31, 2008 ... The embodiments of the invention are directed to a composite material comprising a fiber reinforcing material, a binder resin and polyurethane foam particles. Other embodiments are related to a process for manufacturing a composite material comprising a fiber reinforcing material, a binder resin and ...


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