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| Number | Title | Issue Date |
| 5284700 | Fire-resistant mineral fibers, structures employing such mineral fibers and processes for forming same Mineral fibers, and products (e.g., building insulation products) formed of mineral fibers are treated, and thus rendered fire-resistant, by placing a phosphate-containing compound onto or in close proximity to the mineral fibers. The phosphate-containing... | 02/08/1994 |
| 5215813 | Ballistic materials The present invention provides a fiberglass composite which possesses outstanding armor properties. This ballistic resistant composite material employs high strength magnesia aluminosilicate glass fibers and phenol formaldehyde condensation product as the... | 06/01/1993 |
| 5196467 | Glass size compositions, coated glass fibers and reinforced thermoplastics Aqueous size compositions for glass fibers including melamine formaldehyde resins, phenoxy resins and epoxy coupling agents which are particularly suitable glass fiber reinforcements for thermoplastics. In particular, chopped glass fibers coated with the ... | 03/23/1993 |
| 5162401 | Unsaturated polyester resin compositions containing compatible compounds A sheet molding composition is disclosed which includes a four component resinous system which comprises (a) an unsaturated polyester comprising a polycondensation product of one or more dihydric alcohols and one or more ethylenically unsaturated polycarb... | 11/10/1992 |
| 5145527 | Apparatus for applying foamed treating liquor Apparatus particularly adapted for applying foamed treating liquor to a flat width of a traveling non-woven textile substrate includes a longitudinal tubular foam distribution nozzle one side of which has a plurality of closely-spaced staggered apertures ... | 09/08/1992 |
| 5143781 | Anisotropic continuous strand mats We have developed a new pattern for continuous strand fiberglass mat which gives improved torsional rigidity to the molded structure. The pattern is basically an elongated elliptical loop where the strands lay on the conveyor and look like lazy whirl form... | 09/01/1992 |
| 5118332 | Composite brazed spinner Composite spinners for use in forming glass fibers are formed by transient liquid phase bonding of an oxide dispersion strengthened foraminous sidewall portion to a non-oxide dispersion strengthened bottom wall portion.... | 06/02/1992 |
| 5115936 | Double wall underground storage tank An underground storage tank has an inner wall and an outer wall defining a generally annular space for receiving a leak detecting fluid, and a plurality of ribs bonded to the inner and outer walls and projecting radially outwardly from the inner wall, eac... | 05/26/1992 |
| 5102926 | Citrate ester compounds and processes for their preparation Citrate ester compositions which are useful as compatible components in a resinous system for sheet molding compositions and have a general formula ##STR1## wherein X is selected from the group consisting of --OC3 H6)3 | 04/07/1992 |
| 5094899 | High R super insulation panel An insulation panel comprises a mineral fiber board having a density between 8 and 28 pounds per square foot, the fibers having no organic binder thereon, and between 5 and 40 percent by weight of particulate material packed in the interstices of the boar... | 03/10/1992 |
| 5090981 | Method for making high R super insulation panel An insulation panel comprises a mineral fiber board having a density between 8 and 28 pounds per square foot, the fibers having no organic binder thereon, and between 5 and 40 percent by weight of particulate material packed in the interstices of the boar... | 02/25/1992 |
| 5089544 | Unsaturated polyester resin compositions containing compatible compounds A sheet molding composition is disclosed which includes a four component resinous system which comprises (a) an unsaturated polyester comprising a polycondensation product of one or more dihydric alcohols and one or more ethylenically unsaturated polycarb... | 02/18/1992 |
| 5085679 | Glass spinner manufacture Oxide dispersion strengthened metals are ring rolled into a profiled member which can be employed as a spinner in the manufacture of fibrous glass. Sufficient hot working and annealing are provided to develop the desired coarse grain structure.... | 02/04/1992 |
| 5086101 | Glass size compositions and glass fibers coated therewith An aqueous glass size composition comprising a water dispersible phenoxy resin modified with an acid, cyanurate or isocyanurate, and an organosilane coupling agent is disclosed. The glass fibers coated with the aqueous size composition are useful for inco... | 02/04/1992 |
| 5081076 | Low liquidus, stable heavy metal fluoride glass compositions Crystallization-resistant, low liquidus, fluoride glasses are disclosed which consist essentially of ZrF4, optionally HfF4, BaF2, at least one of CsF or NaF, preferably AlF3 and LaF3, and at least one... | 01/14/1992 |
| 5054705 | Reciprocating strand guide for split strand roving packages A package winder for a plurality of multiple-filament strands or bundles includes a fixed strand shoe for forming strands, a movable strand shoe for separating the strands into an array of distinctly spaced and oriented bundles and a strand array guide wh... | 10/08/1991 |
| 5055330 | Edge-reinforced folded glass wool insulation layers A strip of reinforcing material is applied to an edge portion of a glass wool thermal insulation blanket. In a folded, two-layer unit, the reinforcing strip is applied to a major surface of one of the layers on an edge portion opposite the fold.... | 10/08/1991 |
| 5055428 | Glass fiber compositions Based on the discovery that Al2 O3 strongly retards the dissolving rate of insulating glass fibers in a synthetic lung solution, glass fibers having low alumina contents have been identified that dissolve significantly faster in lung... | 10/08/1991 |
| 5055119 | Method and apparatus for forming migration free glass fiber packages Energy efficient process and apparatus are disclosed for forming glass fiber packages which are free of migration. Air from around the fiber forming bushing is passed beneath the bushing whereby it is heated by bushing heat and the heated air is then draw... | 10/08/1991 |
| 5027946 | Dual element wrapper and shroud for shingle bundles An improved wrapper or shroud for packaging shingles which is composed of a heat reflective layer and a heat absorptive layer. The wrapper enhances temperature reduction in packages of shingles exposed to high ambient temperatures.... | 07/02/1991 |
| 5026609 | Road repair membrane Membranes are provided which minimize reflective cracking in the repair of roads. The membrane comprises a reinforcement along with a binder having a high modulus of elasticity and a binder having a low modulus of elasticity. The high modulus binder impre... | 06/25/1991 |
| 5026410 | Process for impregnating filament strands A method for impregnating a strand of filaments during the strand manufacture with thermoplastic or thermoset polymer powder particles is disclosed. The method includes the steps of forming a strand of filaments, keeping the filaments separate, impregnati... | 06/25/1991 |
| 5024890 | Size composition for impregnating filament strands and glass fibers coated therein An aqueous size composition for glass fibers is disclosed which includes a coupling agent, a binder or film former material and a thermoplastic polymer resin powder, wherein said composition is applied to the glass fiber surfaces during the fiber forming ... | 06/18/1991 |
| 5016973 | Cable reinforcement for an optical fiber cable The invention provides for a dielectric optical fiber cable reinforced by a yarn made by spinning synthetic staple fibers around a glass core. The optical fibers are sheathed by the yarn reinforced glass core and then enclosed in a polyethylene jacket. Wh... | 05/21/1991 |
| 5015278 | Open bottomed spinner for mineral fibers A spinner for centrifuging molten glass into glass fibers comprises a spinner peripheral wall having orifices for forming mineral fibers, and an annular spinner bottom wall defining an open bore, the bottom wall being connected at its outer periphery to t... | 05/14/1991 |
| 5009932 | Method and apparatus for impregnating a porous substrate with foam A method and apparatus for impregnating a porous substrate with foam, the method comprising transporting the porous substrate through a nip region defined by a rotating foraminous drum and a foam discharge head, the foam discharge head comprising one or m... | 04/23/1991 |
| 5009941 | Tube or pipe formed a thermoplastic powder impregnated fiberglass roving A thermoplastic impregnated fiberglass pipe or tube and the process for making such pipe are disclosed. The pipe or tube is made of thermoplastic impregnated fibrous roving which consists of a plurality of glass filaments, at least a portion of the filame... | 04/23/1991 |
| 5008131 | Method and apparatus for impregnating a porous substrate with foam A method and apparatus for impregnating a pourous substrate with foam the method comprising transporting the porous substrate through a nip region defined by a moving foraminous surface such as a rotating foraminous drum and a foam discharge head, the foa... | 04/16/1991 |
| 5006293 | Process for forming flat plate ballistic resistant materials A process for forming flat plate ballistic resistant composites which includes impregnating a low-alkali magnesia-aluminum-silicate glass fiber woven roving with an impregnating composition. The impregnating composition includes a resin solution of a poly... | 04/09/1991 |
| 4981754 | Glass fibers having a size composition containing the reaction product of an acid and/or alcohol with the terminal epoxy groups of a diglycidyl ether of a bisphenol Glass fibers are disclosed having the residue thereon of an aqueous size formulation in which the size formulation includes a film forming system which is substantially free of epoxy groups and which film forming system includes as a film forming material... | 01/01/1991 |
| 4970097 | Method for forming abrasion resistant coating on fibrous glass substrate Fibrous glass substrates are coated with a substantially unhydrolyzed, hydrolyzable mixture of a silicon alkoxide and a titanium alkoxide and the coating is then hydrolyzed and cured. This provides the glass substrate with a long flex-life, abrasion resis... | 11/13/1990 |
| 4961700 | Shaping means for the production of fiber-reinforced preform articles A shaping apparatus for the production of fiber reinforced articles is disclosed. The shaping means includes a first screen having a surface defining the contoured shape of the article; a second screen having a complementary surface defining the reverse c... | 10/09/1990 |
| 4956500 | Vulcanizable rubber compound with improved tackifier A vulcanizable rubber compound is provided which has an improved low cost tackifier included with the vulcanizable rubber. The tackifier is the reaction product, preferably an organic peroxide initiated reaction product, of a mixture of asphalt and an ela... | 09/11/1990 |
| 4956409 | Binder chemistry A glass wool binder is made to include a surfactant decomposable upon heating so as to produce a hydrophobic surface on the wool after curing of the binder.... | 09/11/1990 |
| 4952366 | Molding process An improved process for the high speed production of structural preforms and molding the preform to produce a product having desired and predetermined fiber directionality and distribution. Continuous strand glass fiber is directly applied to a preform sc... | 08/28/1990 |
| 4948408 | Strand deflector for a wide band mat A strand deflector widens the band of fibers from a continuous strand mat pull wheel. The strand deflector defines a plate having a surface with discontinuities such as a pattern of transverse parallel grooves or oblique intersecting grooves. The plate is... | 08/14/1990 |
| 4936705 | Reservoir for an underground tank A reservoir for leak detecting fluid for a tank is disclosed. A reservoir is used with a double wall glass fiber reinforced plastic tank where the tank has an inner wall, an outer wall, and annular space between the inner and outer walls for receiving a l... | 06/26/1990 |
| 4933381 | Resin compatible size composition for small diameter glass fibers A resin compatible size composition for glass fibers having a small fiber diameter is disclosed. The size contains a film former, a nonionic lubricant, a cationic lubricant, at least one silane coupling agent and at least one acid, such as acetic or citri... | 06/12/1990 |
| 4929651 | Process for forming thick ballistic resistant materials A process is provided for manufacturing ballistic resistant composites of an isophthalic thermoset polyester and woven roving made of magnesia aluminosilicate glass fibers. An impregnating solution is provided whereby pregregs can be conveniently formed a... | 05/29/1990 |
| 4923081 | Storage tanks with fabricated support ribs Improved reinforced plastic tanks and novel mandrel processes for producing them are disclosed. One aspect of the invention is concerned with an external support rib and a method for producing it. According to the invention, the rib is fabricated on a hol... | 05/08/1990 |
