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4708969 |
Cycloolefin composition and method for making high TG fiber reinforced polymeric product
A composition and method for polymerization of cycloolefins using a feed stream including an iodide containing activator to form a substantially cross-linked polymeric product. The polymeric...
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4704408 |
Process for the manufacture of a silicone foam
A process for manufacturing foamed silicone compositions by foaming a cross-linkable composition which comprises: (a) 100 parts by weight of a vinyl-containing polysiloxane containing 0.0002 to...
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4680214 |
Reinforced foam composites
There is disclosed a polyurethane foam of the rigid type having three different types of polyol components capable of having suspended therein fillers and reinforcing fibers. The foam is made into...
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4661533 |
Rigid polyurethane modified polyisocyanurate containing fly ash as an inorganic filler
This invention is a closed cell, rigid polyurethane-modified polyisocyanurate foam containing from about 10 to about 80 percent by weight of the foam of fly ash, which polyurethane-modified...
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4655952 |
Detergent and method for producing the same
The invention is directed to a detergent and a method of producing the same. The detergent is for textile surfaces and especially for textile floor coverings. The detergent includes a pulverized,...
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4640934 |
Process for the preparation of cellular products and laminates based on furan prepolymers
Process for the preparation of cellular products and laminates based on anhydrous furan prepolymers which possess free OH groups, which is carried out at normal temperature using small amounts of...
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4607061 |
Building material for building elements, and a method and a system for manufacturing said elements
A method and apparatus or system for the continuous manufacture of building element consisting of a self-supporting framework of tightly compressed solid particles and a foaming material in the...
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4604408 |
Composition for making cellular thermoset polymerized dicyclopentadiene polymer
A composition for making a cellular thermoset polymer comprised of polymerized units of dicyclopentadiene monomer. The composition includes dicyclopentadiene, a catalyst, and a blowing agent.
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4596835 |
Reinforced cellular or noncellular polyurethane molded parts
Reinforced cellular or noncellular molded polyurethane parts are prepared by heating a mixture of reinforcing materials and a heat-curable composition of polyisocyanates and polyols in an open or...
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4595710 |
Foamed plastics materials
Foamed resinous products having excellent fire resistance, high thermal insulation and good resistance to heat are obtained at temperatures as low as room temperature and without the need for an...
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4594362 |
Friable foam textile cleaning stick
A dry-type textile cleaning article is disclosed which comprises a friable hydrophilic polyurethane foam body which incorporates abrasive particles, solvents, surfactants, and adjuvants such as...
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4584324 |
Silicone foam, water-based, aerosol composition
A composition useful in producing an open-cell, elastomeric silicone foam combines a silicone oil-in-water emulsion, which forms an elastomer upon removal of the water, with an aerosol propellant....
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4581385 |
Carpet cleaning composition
A dry-type carpet cleaning composition is disclosed which comprises shreds of a hydrophilic polyurethane foam which incorporates abrasive particles surfactants, and adjuvants such as fragrance,...
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4572917 |
Silicone wear base elastomeric foam
A method of manufacturing a fiber reinforced silicone foam is described. An aqueous silicone emulsion that cures upon drying at ambient temperature to an elastomeric film is combined with inorganic...
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4572918 |
Foamable polyorganosiloxane compositions
Polyorganosiloxane foams exhibiting a desirable combination of low density, an average cell size below 4 mm. and an average cell concentration greater than 4 per linear centimeter are obtained by...
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4569861 |
Composite foam-textile cleaning pad
A composite cleaning pad is provided which incorporates a sheet of open-celled reticulated, hydrophillic polyurethane foam which integrally incorporates silane-coupled abrasives and a gelled...
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4567212 |
Nonslumping, foamable polyorganosiloxane compositions containing organosiloxane graft copolymers
Moisture curable, foamable compositions that do not slump appreciably in the uncured state when applied on a vertical surface, consist essentially of an RTV elastomeric composition, from 10 to 50...
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4563483 |
Concrete cleaning composition
A water and oil absorbant concrete cleaning composition is disclosed comprising shreds of a hydrophilic, open-celled, solids-loaded polyurethane foam. Methods are also disclosed to bind the solids...
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4555448 |
Biogenetic silica insulation
The invention is directed to insulation, methods of insulation, and methods of making insulation with biogenetic silica particles in amorphous state and having a substantially porous skeletal...
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4551481 |
Floor cleaning composition
An absorbent floor cleaning composition is disclosed comprising shreds of a hydrophilic, open-celled, solids-loaded polyurethane foam having an aqueous phase releasably absorbed therein. The...
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4547529 |
Storage stable, foamable two-part polyorganosiloxane compositions
Polyorganosiloxane foams are obtained by blending, dispensing and curing two-part polyorganosiloxane compositions comprising a liquid hydroxyl endblocked polydimethylsiloxane, a liquid alkyl...
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4543366 |
Sprayable urethane resin composition and method
Sprayable urethane resin compositions and a process for preparing the sprayable resin compositions particularly with reinforcing materials such as chopped fiberglass, which process comprises...
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4542169 |
Biomedical devices containing isothiazolones to control bacteria growth
The control of bacterial growth in biomedical devices using isothiazolones.
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4529741 |
Nonslumping foamable polyorganosiloxane compositions containing silica and fibers
Moisture curable, foamable compositions that do not flow appreciably in the uncured state when applied on a vertical surface comprise an RTV elastomeric composition, a liquified blowing agent and...
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RE31946 |
Process for consolidating and sealing off geological and artificially deposited rock and earth formations
Waterglass solutions are mixed with polyisocyanates and these emulsions are then left to harden in the formations. Introduction of the mixture into the formations which are required to be...
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4526906 |
Non-burning, non-dripping instant set microcellular polyurethanes
Non-burning, non-dripping instant set microcellular polyurethanes involving an isocyanate-terminated reaction product of polyisocyanate with low molecular weight polyether polyol or polyol blends...
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4521333 |
Intumescent silicates having improved stability
A fire retardant, intumescent composition is provided which comprises a mixture of alkali metal silicate, represented by the formula M 2 O:xSiO 2 in which M is the alkali metal; an oxy boron...
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4518718 |
Rigid zeolite containing polyurethane foams
A closed cell rigid polyurethane foam has been prepared which contains up to about 60% by weight of molecular sieves capable of sorbing molecules with effective critical diameters of up to about 10...
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4507410 |
Silica bonded tin urethane catalysts
A solid catalyst composition comprising a silica or silica-treated compound and a tin catalyst compound bonded to the surface of the silica compound which is not deactivated in the presence of...
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4492775 |
Organopolysiloxane foam composition
The flowability of foamable compositions comprising a hydroxyl-containing polyorganosiloxane, a polyorganosiloxane containing silicon-bonded hydrogen atoms, a platinum catalyst and a catalyst...
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4473667 |
Elastomeric foam
A simplified method of manufacturing a silicon elastomeric foam comprises mechanically generating a stable froth of an aqueous silicone emulsion, while adding surfactant and thickener, then...
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4465792 |
Process for producing flexible polyester foam
Flexible foam composition comprising a flexible polyester resin prepared from a resin having an elongation of 8 to 70 percent, said foams having density of 2 to 50 pounds per cubic foot. The foam...
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4460713 |
Microwave cured silicone elastomeric foam
A simplified method of manufacturing a silicone elastomeric foam comprises mechanically generating a stable froth of an aqueous emulsion, while adding surfactant and thickener, then exposing the...
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4460714 |
Unsaturated polyester resin foams using inorganic iron salts
Low density polyester resin foams are prepared at ambient temperatures from an admixture of an unsaturated polyester resin, an organic isocyanate compound, a peroxide curing agent system, a...
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4456707 |
Process for the production of fiber-containing polyurethane moldings having inhomogeneously colored surfaces
Polyurethane moldings having an inhomogeneously colored surface with color contrasts in fiber-like distribution are made by incorporating colored fibers of a specified type in a polyurethane...
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4454251 |
Polyurea foams prepared from isocyanate, water, and a lower-alkanol
Polyurea foam formulations, prepared by reacting a polymeric isocyanate with an aqueous activator component, and having incorporated therein a small but density-lowering and/or compressive strength...
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4451638 |
Process for the production of alkali metal polyester silicate resinous products
Alkali metal polyester silicate resinous products are produced by mixing a polyhydroxy organic compound, an alkali metal silicate and a polycarboxylic acid, then heating the mixture to a...
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4447561 |
Stable water glass solutions, process for their preparation and use for organosilicate foams as well as a production process therefor
Stable water glass solutions are obtained (A) by mixing a solution of an aqueous alkali silicate solution and alkali hydroxide with a tertiary amine and subsequently oxyalkylating the resultant...
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4442235 |
Process and composition for the production of polyurethane elastomer moldings
The present invention is directed to a process for the production of polyurethane elastomer moldings by reacting a reaction mixture in a closed mold, wherein said reaction mixture comprises: (a)...
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4439381 |
Methods of preparing polyimides and artifacts composed thereof
Methods of converting essentially unpolymerized precursors into polyimides in which the precursors are exposed to microwave radiation. Preheating, thermal post-curing, and other techniques may be...
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4438221 |
Polyurethane foam-filled foams and method of producing same
Polyurethane foam products comprising a foam filled with a foam and a large amount of solid material inert to the foam products are described. The foams are prepared by foaming a polyurethane...
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4433069 |
Method for preparing flame resistant polysiloxane foams and foams prepared thereby
Cured polyorganosiloxane foams exhibiting a uniquely high resistance to burn-through and disintegration when exposed to flames contain at least 0.1% by weight each, based on the weight of said...
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4407982 |
Process for the manufacture of foamed structures
An improvement in a process for the production of polyurethane foam is disclosed, in which a first component is admixed and reacted with a second component and in which the first component has a...
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4405538 |
Resin transfer molding system with controlled induction period for expanded synthetic articles
A method of forming synthetic articles of polyester resin by resin transfer molding techniques or the like comprising combining a set of reactants including a major base mass of polyester resin in...
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4403013 |
Thermosetting resin glues foamable to high density
A glue foamable to high density comprises an aqueous alkaline thermosetting resin and a surfactant comprising (1) a fatty acid amide of the alkanol-amines or (2) a tertiary amine oxide used in...
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4397983 |
Process for the production of polyurethane polymer compositions
The invention is concerned with the preparation of polyurethane compositions in which the deleterious effect of gaseous by-products formed in the reaction is minimized. This is achieved by the use...
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4383049 |
Process for the production of polyester silicate resinous products
Polyester silicate resinous products are produced by mixing an organic epoxide compound, hydrated silica, Lewis acid and a polycarboxylic acid and/or polycarboxylic acid anhydride, then heating the...
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4383089 |
Process for the production of polyepoxy silicate resin
Alkali metal aldehyde lignin-cellulose silicate polymers are reacted chemically with an epihalohydrin compound to produce a polyepoxy silicate resin; the polyepoxy silicate resin may be cured by a...
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4381352 |
Process for reinforced reaction injection molding of polyurethanes
A reinforced reaction injection molding of polyurethanes is prepared by reacting an organic polyisocyanate, a polyoxyalkylene polyether polyol, a chain extending agent, a catalyst, optionally a...
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4377646 |
Process for the production of foamed poly(epoxy-polyisocyanate)silicate polymers
Poly(epoxy-polyisocyanate) silicate foamed products are produced by mixing and reactng an epoxide compound, an oxidated silicon compound and a polyisocyanate in the presence of a Lewis acid. The...
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