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Document Title |
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7615168 |
Flame retardants and flame retarded polymers
There is presented a new flame retardant composition comprising a brominated aromatic composition and a butyl substituted phenyl phosphate.
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7504439 |
Hydrophobation of melamine foam
Melamine foams exhibiting a very low level of water absorption and low residual formaldehyde are provided. The foams may be prepared by repeatedly soaking a melamine foam with an aqueous...
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7390844 |
Polymer particle stabilized by dispersant and method of preparation
The present invention discloses a water dispersible polymer particle stabilized by a hydrophobically capped oligomeric acrylamide dispersant. The present invention also discloses a heterogeneous...
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7294655 |
Coating composition for thermoplastic resin particles for forming foam containers
Expandable or pre-expanded thermoplastic particles, e.g. polystyrene particles, used to form foam containers e.g. cups, bowls, are coated with a coating composition comprising a liquid part...
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7101946 |
Water-absorbing polymers having interstitial compounds, a process for their production, and their use
The invention relates to absorbents for water and aqueous liquids, which absorbents are based on water-swellable, yet water-insoluble polymers wherein zeolites high in silicon have been...
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6946496 |
Artificial soil
An artificial soil includes a plurality of foam plastic fragments. A gel coating is disposed about substantially each of the fragments. Minerals are disposed within the gel coating.
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6930133 |
Low density polymer beads
Low density polymeric beads made by polymerizing monomeric building blocks into large crosslinked polymer molecules in porous, spherical bead form by droplet or suspension polymerization in the...
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6890978 |
Aromatic monovinyl resin composition
An aromatic monovinyl resin composition comprising (a) a polymer comprising an aromatic monovinyl monomer and having a weight average molecular weight of 150,000-700,000 and (b) a...
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6864297 |
Composite foam made from polymer microspheres reinforced with long fibers
Composite foam based on expandable microspheres reinforced with fibers is described. Also disclosed are methods of making microsphere foam reinforced with fibers and methods of use thereof. The...
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6756426 |
Lightweight composite material for protective pads, cushions, supports or the like and method
An improved material for use in resilient conforming pads, cushions, impact resistance padding and the like is described. The material comprises a liquid or semi-solid matrix phase and an expanded...
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6713520 |
Foams and methods for making the same
A foam profile prepared by a process comprising the steps of foaming a thermoplastic vulcanizate, where the thermoplastic vulcanizate is prepared by a process comprising the step of dynamically...
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6582811 |
Method of and material for purification of physical liquids of organism, and method of producing the material
A method of purification of physiological liquids of organism has the step of passing a physiological liquid through a material which has a size, a shape, and a structure selected so as to remove...
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6509385 |
Trauma mitigation and pressure reducing composition
This invention provides deformable low density trauma mitigation or pressure reducing composition comprising a viscous fluid and a plurality of macroparticulates and, optionally, microparticulates...
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6409885 |
Pulp forming machines
A pulp forming machine includes a forming head including a platen and plurality of mould carriers. The mould carriers are connected to the platen by mould carrier support means which allow the...
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6194475 |
Use of metal salts of ricinoleic acid in producing polyurethane
The invention relates to the use of metal salts of ricinoleic acid or solutions thereof in water or in organic solvents in producing polyurethane foams.
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6187427 |
Hybrid inorganic-organic composite for use as an interlayer dielectric
Three-phase composite materials system having a low dielectric constant and physico-chemical properties suitable for IC fabrication conditions, and a method for making such materials, are...
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6136424 |
Method of and material for purification of physiological liquids of organism, and method of producing the material
A method of purification of physiological liquids of organism has the step of passing a physiological liquid through a material which has a size, a shape, and a structure selected so as to remove...
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6063822 |
Method for dewatering and purifying oil or fat
The present invention provides methods for reducing the water content of an oil or fat sample, which are carried out by treating the sample with a lipolytic enzyme. Substances that are insoluble in...
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5981610 |
Injection molding silicone rubber compositions
A thixotropic agent is blended in a silicone rubber composition comprising an alkenyl radical-containing organopolysiloxane, an organohydrogenpolysiloxane, an addition reaction catalyst, and filler...
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5981070 |
Water-absorbent agent powders and manufacturing method of the same
A manufacturing method of water-absorbent agent powders of the present invention is a method of a reducing an amount of a residue of an epoxy crosslinking agent remaining therein by adding a...
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5976434 |
Method for preparing hydrophilic polypropylene membrane
Polypropylene (PP) membranes having a hydrophilic surface have been prepared by extracting a fugitive hydrophilic pore-forming agent from a gelled film prepared by evaporating the solvent from a...
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5962142 |
Two-colored molded product of polyurethanes made by RIM and process for manufacturing the same
A small amount of a non-yellowing surface-forming polyurethane material containing a polyether polyol, a hexamethylene diisocyanate trimer, a coloring agent and an organic bismuth catalyst is...
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5900087 |
Preparation of flexible, flame-bondable polyurethane-polyether foams having improved adhesion
A flexible, flame-bondable polyurethane-polyether block foam is prepared by a process in which at least one diol is added to the block foam.
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5837365 |
Hydrophilic polypropylene membranes
Polypropylene (PP) membranes having a hydrophilic surface have been prepared by extracting a fugitive hydrophilic pore-forming agent from a gelled film prepared by evaporating the solvent from a...
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5824400 |
Plastic article and process for the preparation thereof
The present invention relates to a plastic article formed from several foamed thermoplastic elastomers, such as a thermoplastic polyolefin elastomer based on polypropylene and a vulcanized...
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5801207 |
Biodegradable foamed articles and process for the preparation thereof
Biodegradable foamed articles having density comprised from 5 to 300 kg/m 3 obtained by agglomeration of foamed particles having composition comprising a thermoplastic starchy material or a...
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5785817 |
Moldable pulp material and method of manufacturing molded pulp product
A moldable pulp material, which contains a main constituent of pulp comprising strips of paper having a size of millimeters and a fibrous component defibrated from waste paper, a starch binder in...
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5736594 |
Cementing compositions and methods using recycled expanded polystyrene
A novel and environmentally friendly well cementing composition comprising hydraulic cement and ground-up recycled expanded polystyrene having a low density, good compressive strength, good thermal...
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5734043 |
Separating agent for optical isomers
A separating agent which, when used as the packing material for reverse-phase liquid chromatography, has excellent baseline stability in the mobile phase and an increased number of steps of the...
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5698602 |
Combination building material
A material that is a mixture of polystyrene beads, type III cement, an acrylic latex bond and water. The mixed material is placed in a mold and compressed prior to curing to increase the density,...
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5691390 |
Thermoplastic syntactic foams and their preparation
A low-density, porous material is prepared by mixing together microballoons and an oligomeric precursor to a polyesterimide polymer. The oligomeric precursor has an initial viscosity sufficiently...
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5521253 |
Hollow polymer latex particles
This invention relates to polymer particles that are acid-free in the swellable polymer core and to hollow polymer particles derived therefrom, and to a process for the production of these...
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5432205 |
Method of preparation of removable syntactic foam
Easily removable, environmentally safe, low-density, syntactic foams are disclosed which are prepared by mixing insoluble microballoons with a solution of water and/or alcohol-soluble polymer to...
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5397643 |
Lightweight shaped articles containing expandable graphite, their production and their use
Sandwich-like lightweight shaped articles consist of a core material containing expandable graphite expanded according to the mould and if appropriate a binder, and at least one covering layer of...
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5393794 |
Insulation material and method using fly ash
An insulating material consisting essentially of fly ash particles and a binder and a method for making the same. In one embodiment of the present invention, fly ash particles are mixed with a...
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5382602 |
Flexible slabstock polyurethane foam formulation for a rapid-cool process
Flexible, slabstock polyurethane foam compositions useful for a rapid-cool process are disclosed. The foams are produced in the presence of a tetravalent tin catalyst, preferably at a relatively...
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5360825 |
Pulp molding
A pulp molding is formed by molding a feedstock consisting of, as principal components, pulp and some binder. The feedstock contains plastic microspheres which form uniformly distributed voids in...
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5356958 |
Impact resistant thermoplastic syntactic foam composite and method
Typical embodiments of the syntactic foam panel construction which characterize the intention have (1), at least one face sheet of thermoplastic resin reinforced with microballoons and (2) a foam...
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5328756 |
Temperature sensitive circuit breaking element
A composite article comprising a fibrillated polytetrafluoroethylene (PTFE) matrix, electrically conductive particles, and energy expandable, electrically nonconductive hollow polymeric particles,...
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5308898 |
Bituminous compositions including residues of thermoplastic polymers with polyurethane foams and thermoset resin, etc.
The invention relates to bituminous compositions obtained by the incorporation of thermoplastic polymer residues, particularly sterile car waste, containing polyurethane foams and thermoset resins,...
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5308396 |
Method of making lightweight granules coated with cementitious material
In producing an additive for a building material, lightweight granules (e.g., polystyrene beads) are first coated with a waterproof adhesive by mixing in a suitable mixer. When the granules are...
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5302633 |
Optical resolution agent and process for the preparation of the same
An optical resolution agent which is prepared by polymerizing a polysaccharide derivative having vinyl groups introduced into the hydroxyl groups thereof through an ester or urethane linkage on the...
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5278194 |
Environmentall dispersible syntactic foam
A syntactic foam product having a desired configuration is set forth. The product comprises a plurality of rigid gas filled bubbles arranged in the desired configuration. The bubbles are defined by...
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5277915 |
Gel-in-matrix containing a fractured hydrogel
A three dimensional porous matrix, such as a reticulated open-cell foam, having within its matrix structure a mechanically-fractured hydrogel containing a network of fracture channels. The...
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5270108 |
Building material with protection from insects, molds, and fungi
An insulated building panel for use in residential or commercial construction comprising a core of expanded polystyrene (EPS) bonded to at least two exterior skins of oriented strand board by a...
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5266396 |
Expanded polystyrene foam articles produced from used polystyrene materials
A method for recycling expanded polystyrene foam materials. Unexpanded virgin polystyrene beads having pentane gas contained therein are thermally expanded to produce a supply of expanded beads....
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5252616 |
Process for the manufacture of filler-modified polyurethane foam supports for bioconversion processes
In this process, a polyurethane foam web with a thickness of 5 mm to 30 mm is passed continuously through a dipping bath and is thereby impregnated with 10% to 1000% by weight of a polymer...
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5240966 |
Granular colorant and method for preparing the same
A granular colorant for coloring thermoplastic resins such as polypropylene, composed of dye/pigment-containing porous thermoplastic resin grains, which is characterized that a dye/pigment...
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5207705 |
Prosthesis of foam polyurethane and collagen and uses thereof
An implantable medical prosthesis is provided having a uniform mixture of foam polyurethane and collagen. The prosthesis can be shaped into an elongated hollow body tube useful for implantation in...
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5188890 |
Metallized porous flourinated resin and process therefor
A metallized porous fluorinated polymer in which at least the inside surfaces are coated with a hydrophilic fluorinated polymer and the surface of the hydrophilic polymer coated with a metal film...
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