Abstract: 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 fragrance, biocides, and fiber emollients. When rubbed over a textile surface the foam body yields shreds which are effective to remove both liquid and dry soils from textiles.

Abstract: 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, solvents, anti-static agents and fiber emollients. The foam shreds are effective to clean both wet and dry carpeting since they are highly water-absorbent and can be readily removed from the carpet surface when wet.

Abstract: The invention relates to compositions which are storage-stable at room temperature and which can be heat-cured to form molded parts having polyurethane, polyurea, and polyisocyanurate groups, said composition containing(a) one or more polyols having a molecular weight of from 400 to 10,000 and a functionality of from 2 to 8,(b) at least one polyfunctional compound having a molecular weight of 62 to 400 and being selected from the group consisting of aliphatic hydroxyl compound, cycloaliphatic hydroxyl compounds, aromatic amino compounds, or mixtures thereof, and(c) an organic polyisocyanate which is present in the form of discrete particles, which are deactivated on their surfaces and are dispersed in the liquid component, and depending on the product needs,(d) catalysts,(e) blowing agents,(f) reinforcing materials, and(g) auxiliaries and additives,The single-component systems are used for the preparation of cellular or noncellular, optionally reinforced polyurethane, polyurea, and/or polyisocyanurate group-c

Abstract: Air-containing microcapsular opacifiers, optionally containing pigment particles incorporated in the microcapsular structure, have substantially continuous, organic polymeric solid walls and a particle diameter of about 0.5 micron to about 10 microns, e.g., less than 1 or 2 microns. The opacifiers are produced by heating precursor microcapsules containing a liquid core material to a temperature sufficient to substantially drive off the core material from the precursor microcapsules and replace it with air.

Abstract: 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 aqueous phase and a textile sheet which covers a surface of the foam sheet and is bonded thereto.

Abstract: 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 to the cellular foam matrix.

Abstract: 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 composition is particularly effective to clean flooring fouled with oily or greasy soils.

Abstract: 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 composition is particularly effective to clean flooring fouled with oily or greasy soils.

Abstract: An absorbent floor cleaning and waxing composition is disclosed comprising shreds of a hydrophilic, open-celled, solids-loaded polyurethane foam having an aqueous wax emulsion releasably incorporated therein. The composition is effective to replace soiled coatings of floor wax with fresh floor wax.

Abstract: A process for producing a resin foam by using an aqueous medium, which comprises(a) treating a resin compound with said aqueous medium to cause the aqueous medium to adhere to and be held by the resin compound, said resin compound being composed of porous agglomerated particles resulting from partial melt-adhesion of thermoplastic resin particles coated with a fine hydrophilic solid powder which does not substantially melt at the melting temperature of the resin particles, said solid powder being embedded in the resin particles but partly exposed at their surfaces,(b) melt-kneading the resin compound treated with the aqueous medium under such an elevated pressure that evaporation of the aqueous medium is substantially inhibited, and(c) thereafter releasing the kneaded resin composition from the pressurized state to foam it; and a thermoplastic resin compound used for the aforesaid process.

Abstract: The invention provides a novel silicone-containing curable composition capable of foaming by virtue of the blowing agent contained therein together with a curable liquid silicone composition. The composition is suitable for the water-repellent and waterproof treatment of fabric materials without decreasing the air and moisture permeability of the treated fabric material.

Abstract: According to the present invention a composition of matter is provided comprising the reaction product of a comminuted inorganic material and a substituted succinic anhydride having the formula: ##STR1## wherein at least one of R.sub.1, R.sub.2, R.sub.3 and R.sub.4 is a substituent selected from alkyl, alkenyl, alkynyl or aralkyl group having from 1 to about 30 carbon atoms or a substituted derivative thereof, and the remaining substituents are hydrogens. The substituent may be saturated or unsaturated, linear or branched, and may have from 1 to about 10 substitutions including halogen, tertiary amino, tertiary amide, ketal, episulfide, sulfonate, phosphonate, imide, carboxylate, carbonate, isocyanate, silane, epoxy, cyano, ether, thioether, carbonyl, aromatic nitro, or acetal. In a particular molecule, all of the R.sub.1, R.sub.2, R.sub.3 and R.sub.4 groups may be the same or different, so long as they fall within the above class.

Abstract: A method for the production of fire retardant foam such as flexible polyurethane foam. The method includes the mixing of urea with one or more of the foam producing reactants prior to combining or at the time of combining such reactants to produce the foam material. In one embodiment, the urea is pre-mixed with the polyol reactant in a slurry apparatus. In another embodiment, urea is injected into a mixing head at the time of mixing the foam producing reactants. The urea component may be employed in amounts of about 30 to 45% by weight of the total foam mass composition.

Abstract: The instant invention relates to a process and an apparatus for the production of a foamable mixture from at least two fluid, foam forming reactants and aggregates, in which the aggregate is added to one of the reactants and the resulting preliminary mixture is then mixed with the other reactant.

Abstract: The invention relates to polyester filaments and fibers and a process for the production of such polyester filaments and fibers which can be dyed in the absence of a carrier which comprises introducing into the polymer to be spun a silicate charged with an inert gas melt, spinning the mixture obtained in known manner and further processing into filaments or fibers.

Abstract: Covers compounds of the formula: ##STR1## where R and R.sub.1, when taken individually are lower alkyl or when taken together represent ##STR2## z is an integer of 2-6 and X is O or N--R.sub.2 where R.sub.2 is lower alkyl. Also covers a method of producing a polyurethane by utilizing said above compound as a catalyst in reacting an organic polyisocyanate with an organic polyester polyol or polyether in the presence of said catalyst.

Abstract: Storage-stable, one-part, curable resin compositions comprising I. a latent catalyst which comprises rupturable microcapsules having shell walls of a crosslinked interfacial polyurethane-polyether reaction product and liquid fills of a Lewis acid-glycerol complex, II. a cationically curable monomer composition and III. a Lewis base scavenger.

Abstract: Fragrance-emitting articles comprising a polyurethane foam containing a particulate filler and a fragrance material, and a method of making such articles, are disclosed. The method includes the essential steps of pre-mixing particulate filler and fragrance and dispersing the pre-mix in a liquid polyol, before adding the other reaction mixture components, and provides a polyurethane foam having a controlled rate of release of the fragrance.

Abstract: Organic amides, solutions of polymers thereof, which polymers are subject to hydrolysis and degradation in the presence of amines, and polymers isolated therefrom are stabilized by the presence of aromatic sulfonic acid esters of aliphatic, arylaliphatic and alicyclic alcohols and polyols.

Abstract: A method of making textured foam coatings and materials is disclosed. A mixture of a curable frothed elastomeric emulsion composition and 20 pounds or less of thermally expandable beads to each 100 pounds of elastomeric composition is applied to a foam substrate and heated. During heating the plastic beads expand to produce a textured pebble-like coated elastomeric article.

Abstract: Microcapsules having an average diameter below 5 microns and containing a flame retardant material are incorporated into polymeric materials, such as polyurethane foams without affecting the structural integrity of the cell walls of the foam. The capsules are chemically bonded to the foam, as well as physically incorporated therein by employing polyhydroxy polymer-containing capsule wall materials which react with the isocyanate used in the polyurethane.

Abstract: Production of microcapsules, wherein a film-forming polycarbodiimide with functional terminal isocyanate groups is dissolved in the core material or in an inert solvent and a miscible core material is added and the resulting organic phase is introduced into an immiscible liquid phase which contains a dissolved catalyst for isocyanate reactions, and the microcapsules formed are isolated after the reaction of the shell-forming polymer.