Matches 1 - 50 out of 172 1 2 3 4 >
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7272915 Shingle and mat tensile strength with urea formaldehyde resin modifier  
A composite sheet, and a process of making the same, including cured modified urea formaldehyde reinforced by glass fibers. The modifier is an acrylonitrile-butadiene-styrene copolymer. A roofing...
7214293 Process for making a unitary fibrous structure comprising cellulosic and synthetic fibers  
A unitary fibrous structure comprises a plurality of cellulosic fibers randomly distributed throughout the fibrous structure, and a plurality of synthetic fibers distributed throughout the fibrous...
7175741 Reducing odor in absorbent products  
Hydrogen sulfide is removed or reduced in absorbent products by the use of a particulate material attached to pulp fiber by a retention aid. The particulate material can remove or reduce the...
7112259 High temperature paper  
Provided is a paper structure comprised of two outside layers and at least one inside layer. The two outside layers are comprised of substantially cellulosic pulp fiber, and the inside layer is...
7067038 Process for making unitary fibrous structure comprising randomly distributed cellulosic fibers and non-randomly distributed synthetic fibers  
A process for making a unitary fibrous structure comprises steps of: providing a fibrous web comprising a plurality of cellulosic fibers randomly distributed throughout the fibrous web and a...
7052580 Unitary fibrous structure comprising cellulosic and synthetic fibers  
A unitary fibrous structure comprises a plurality of cellulosic fibers randomly distributed throughout the fibrous structure, and a plurality of synthetic fibers distributed throughout the fibrous...
7051883 Wetlaid-spunbond laminate membrane support  
Nonwoven fabric laminates suitable for use as semipermeable membrane supports are provided. The fabric laminates generally include at least two layers: a spunbond layer of continuous filament...
7026033 Heat-resistant synthetic fiber sheet  
A heat-resistant fiber paper-like sheet comprises 40 to 97% by mass of heat-resistant organic synthetic polymers staple fibers, 3 to 60% by mass of heat resistant organic synthetic polymer fibrid...
6998019 Glazed paper webs  
Provided is a process for preparing a smooth and glossy surfaced paper web. The process comprises subjecting the paper web to shear by using calender rolls driven at different speeds or calender...
6942757 Process for preparing para-aromatic polyamide paper  
A process for producing a paper made essentially of a para-aromatic polyamide and having agglutinate portions, the process including subjecting to papermaking a composition comprising at least one...
6919026 Semipermeable membrane support and process of preparation thereof  
A semipermeable membrane support includes, a non-woven fabric including main fiber and binder fiber, both of which are formed of synthetic resin fine fiber, the non-woven fabric being manufactured...
6908983 Synthesis of high solids resins from amine terminated polyamides  
The present invention contemplates a process for forming polyaminoamide polymers formed by the reaction of a dibasic acid/ester with excess amounts of an amine; the intermediate polymer resulting...
6890636 Thermally stable, non-woven, fibrous paper, derivatives thereof, and methods for manufacturing the same  
A thermally stable, non-woven, fibrous paper comprising at least one polymer represented by structural formula I: wherein R 1-6 are the same or different and comprise H, a hydroxyl group, a...
6843887 Low hygroscopic paper and method of producing the same  
Provided is low hygroscopic paper obtainable by heat-pressing composite paper comprising a pulp component and/or fiber component and, a liquid crystal polymer filler component made of a liquid...
6838401 Heat-resistant fibrous paper  
A heat-resistant fiber paper sheet which is formed from staple fibers made from a heat-resistant organic polymer, undrawn or low ratio drawn para-aromatic polyamide staple fibers, and an organic...
6793772 Use of melamine resin fibers and insulating materials based on melamine resin fibers and polyalkylene terephthalate fibers  
The disclosure is directed to a method of using melamine resin fibers, to an insulating material comprising a) from 5 to 95% by weight of melamine resin, and b) from 5 to 95% by weight of...
6752906 Loudspeaker and method for the preparation thereof  
A loudspeaker in which the input resistance is improved and the effect of humidity on the playback frequency response is suppressed, and a method for the preparation of the loudspeaker. A...
6706147 Process for making fiber mats for materials of construction having improved tear strength  
The invention relates to a coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating which comprises a cured, non-woven, fiber glass mat containing a...
6677427 Enzyme-catalyzed polyamides and compositions and processes of preparing and using the same  
A polyamide, the enzymatic reaction product of at least one polyamine and diester, and processes for preparing and using the same. In addition, processes for preparing and using the enzymatic...
6554962 Loudspeaker diaphragm  
A loudspeaker in which the input resistance is improved and the effect of humidity on the playback frequency response is suppressed, and a method for the preparation of the loudspeaker. A...
6551456 Process to prepare synthetic fiber paper  
The present invention provides a synthetic fiber paper, the synthetic fiber paper comprises poly (phenylene terephthal amide) fiber, polyethylene glycol terephthalate fiber and powdered mica. The...
6537424 High temperature paper  
Provided is a paper structure comprised of two outside layers and at least one inside layer. The two outside layers are comprised of substantially cellulosic pulp fiber, and the inside layer is...
6517676 Recyclable thermoplastic moldable nonwoven liner for office partition and method for its manufacture  
A rigid thermoformable recyclable nonwoven liner material is formed by a wet process on a papermaking machine. The rigid thermoformable nonwoven liner material is intended to be laminated to a...
6475340 Solid phase extraction membrane  
A wet-laid, porous solid phase extraction sheet material that contains both active particles and binder and that possesses excellent wet strength is described. The binder is present in a relatively...
6465389 Heat resistant catalyst sheet and process for producing same  
There are provided (i) a heat resistant catalyst sheet having an aramid fiber and a catalyst component-containing titania fiber; and (ii) a process for producing a heat resistant catalyst sheet,...
6458244 Synthetic fiber paper  
The present invention provides a synthetic fiber paper, the synthetic fiber paper comprises poly (phenylene terephthal amide) fiber, polyethylene glycol terephthalate fiber and powdered mica. The...
6436236 Electrically-conductive para-aramid pulp  
The present invention relates to electrically-conductive pulp of sulfonated polyaniline blended with para-aramid wherein the para-aramid is a continuous phase in the pulp and the sulfonated...
6294049 Polyimide precursor fibrid, polyimide paper, polyimide composite paper and polyimide composite board obtained therefrom, and process for producing the fibrid and the paper products  
A polyimide precursor fibrid material which comprises a polyimide precursor that forms a polyimide having a property of no thermal melting when subjected to a ring closure reaction and which is...
6261414 Laminate base material, method of preparing the same, prepreg and laminate  
The present invention relates to a method of producing a laminate base material useful for preparing a prepreg or a laminate for electronic equipment such as printed board. The method comprises the...
6139688 Chitosan-coated pulp a paper using the pulp, and a process for making them  
A coated aramid fiber is disclosed wherein the coating is a small amount of chitosan and the coated fiber is useful in manufacture of an improved friction paper. An improved friction paper is,...
6120643 Aramid and glass fiber absorbent papers  
The present invention relates to highly absorbent paper made using a combination of aramid fibers and glass fibers with fibrids or resin as a binder material.
6063862 Glass-polyamide composite and process for producing the same  
Disclosed is a process for producing a glass-polyamide composite comprising bringing into contact or mixing (A) an aqueous solution containing water, water glass, and a diamine and (B) an organic...
6063239 Security paper  
The invention relates to security paper and in particular to a method for the manufacture of security paper that is provided with high-quality watermarks. In particular such a method comprises...
6045897 Nonwoven fabric cloth substrate for printed wiring boards, and prepreg using the same  
A nonwoven fabric cloth substrate for printed wiring boards containing aromatic polyamide fibers and having a 0.7-1.0 dynamic elastic modulus ratio (E' (250° C.)/E' (30° C.)) and a 0.05 or less...
6030683 Aramid ballistic structure  
An aramid ballistic protection construction is disclosed with a combination of woven para-aramid fiber sheets and compressed pulp sheets. The construction exhibits improved wearer comfort and...
6011118 Fluororesin sheet, process for producing the same, and the use of same  
A fluororesin sheet is disclosed which comprises an aromatic polyamide pulp and a fluororesin as an essential component, the tensile strength of the fluororesin sheet being not less than about 250...
5993959 Binding tape paper and binding tape using the paper  
A binding tape is constructed from a binding tape paper, an pressure sensitive adhesive layer formed on one side of the binding tape paper, and a release sheet stuck to the pressure sensitive...
5954920 Paper comprising aromatic polyester and process for producing the same  
A paper comprises 5 to 100% by weight of a thermotropic aromatic polyester pulp with constituting fibers having an average fiber diameter of at least 0.1 μm and less than 10 μm and substantially...
5935884 Wet-laid nonwoven nylon battery separator material  
A nonwoven composite web suitable for use as a battery separator is formed by a wet process on a papermaking machine. The nonwoven composite material is made from a furnish of nylon binder fibers...
5910231 Aramid papers of improved solvent resistance and dimensionally stable laminates made therefrom  
A process for increasing the solvent resistance of calendered paper consisting of poly(p-phenylene terephthalamide) short fibers and poly(m-phenylene isophthalamide) fibrids and the dimensional...
5849856 Water soluble resins and application thereof to paper coating  
A water soluble resin obtainable by reacting at least two reactants comprising a polyamine and a urea compound, or at least four reactants comprising a polyamine, a urea compound, a dibasic...
5833807 Aramid dispersions and aramid sheets of increased uniformity  
A process is disclosed for making aqueous aramid dispersion and aramid sheets of improved uniformity by utilizing water with a pH of greater than 10.
5783039 Wholly aromatic polyamide fiber sheet  
A wholly aromatic polyamide staple fiber fabric having excellent insulation and superior dimensional stability at a high temperature and/or a high humidity, includes 70 to 96 parts by weight of a...
5759348 Aromatic polyamide pulp and its production process  
The aromatic polyamide pulp obtained by the process of this invention is good in dispersibility in water and good in opening property, and excellent in dispersibility of inorganic filler and...
5755828 Method and composition for increasing the strength of compositions containing high-bulk fibers  
Crosslinked cellulose fibers having free pendant carboxylic acid groups are disclosed. The fibers include a polycarboxylic acid covalently coupled to the fibers, and are crosslinked with a...
5660889 Coating polyamide or polyester porous self-supporting sheet  
A composition for increasing the resistance of polyamide fibers or polyester fibers to oxidizing agents comprising an organosiloxane modified with amino groups, melamine formaldehyde resin, a...
5607491 Air filtration media  
An air filtration media comprises a single layer of randomly oriented and randomly intermingled synthetic, polymeric resin microfibers, staple fibers and bonding fibers. The microfibers, taken as a...
5574088 Increasing the resistance of fiber material to oxidizing agents  
A composition for increasing the resistance of polyamide fibers or polyester fibers to oxidizing agents comprising an organosiloxane modified with amino groups, melamine formaldehyde resin, a...
5454910 Pulp-like short fibers from liquid crystal polyesters  
Pulp-like short fibers prepared from liquid crystal polyesters capable of forming an anisotropic melt phase at a temperature of 200° C. to 400° C. and having a molecular weight of 2,000 to...
5439983 Grafted copolymers highly absorbent to aqueous electrolyte solutions  
The present invention provides graft copolymers that are highly absorbent to aqueous electrolyte solutions. The graft copolymer is formed by the graft polymerizing an effective amount of each of...
Matches 1 - 50 out of 172 1 2 3 4 >