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7964060 |
Roofing mat using urea-formaldehyde binder of particular viscosity and surface tension
Provided is thermosetting urea-formaldehyde (UF) resin binder formulation, preferably prepared with modified styrene-maleic anhydride. The formulation has a viscosity in the range of from 3 to 10...
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7964061 |
Roofing mat and the process for making a roofing mat using modified urea-formaldehyde binder
Provided is thermosetting urea-formaldehyde (UF) resin binder formulation modified with a thickener. The formulation preferably has a viscosity in the range of from 3 to 10 cP and a surface tension...
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7927459 |
Methods for improving the tear strength of mats
Methods for improving the tear strength in non-woven chopped strand mats during the manufacturing process of the mats are provided. In particular, the tear strength of the mat can be improved as...
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7928023 |
Composite sheet material and process of making
A composite sheet material, useful as a component of roofing shingles, and a process of making same, which includes a glass fiber web bound with a thermosetting resin which includes a fatty acid...
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7897012 |
Sheet containing fibrous or tubular moisture adsorbent metal oxide
This invention is to provide a sheet product that is excellent in moisture absorption amount, moisture absorption speed and moisture release speed and is capable of keeping a powder from falling...
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7803248 |
Method of drying mat products
The invention includes a method and system for generating electricity using a drive for the electrical generator that is powered by an engine that uses high pressure hot gases produced by...
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7662258 |
Roofing mat using urea-formaldehyde binder of particular viscosity and surface tension
Provided is thermosetting urea-formaldehyde (UF) resin binder formulation, preferably prepared with modified styrene-maleic anhydride. The formulation has a viscosity in the range of from 3 to 10...
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7597779 |
Shake mechanism for glass mat production line
A shake mechanism is provided for shaking a breast roll at the wet end of a conventional glass mat machine. A method of producing a glass fiber mat is provided, the method involving combining glass...
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7547375 |
Method of making tough, flexible mats for collapsable ceiling tile
Making mats using glass fibers having a diameter of about 13+/−3 microns, bound with a binder formed from a homopolymer or a copolymer of polyacrylic acid and a polyol produces fibrous nonwoven m...
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7462259 |
Method of making coated mat online
New coated nonwoven fibrous mats having properties particularly suited for a facer on gypsum wallboard and other substrates and in laminates of various types, and the method of making the coated...
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7402225 |
Veil with a PVOH fibre binding agent
The process according to the invention comprises: a step in which chopped filaments and discontinuous PVOH fibers are dispersed in a process water, followed bya step in which a bed is formed in a...
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7387704 |
Non-woven inorganic fiber mat
A non-woven mat of inorganic fiber is disclosed having a substance which is lower at the edges of the mat than in the remainder of the mat. Apparatus for making such a mat includes: a source of a...
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7387710 |
Shoe press
A shoe press 1 for applying pressure to a fibrous web W has a concave press shoe 2 adapted to be juxtaposed with a backing member 6. A plurality of articulated hydraulic actuators 5 are spaced...
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7323083 |
Adhesion promoters for glass-containing systems
Resinous coatings can be applied to glass, exhibiting improved adhesion thereto, by including in the coating composition a sulfonic acid derived compound such as...
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7288338 |
Mat of glass and other fibers and method for producing such mat
A binderless glass fiber mat suitable for use as a separator for valve regulated (“recombinant”) lead acid (“VRLA”) batteries is disclosed. The separator is produced by a dry process by collect...
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7285183 |
Making foam coated mats on-line
A new foam coated nonwoven fibrous mat having properties particularly suited for a facer on gypsum wallboard, laminates made therefrom and the method of making the mat is disclosed. The mat...
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7270853 |
Glass adhesion promoter
A glass adhesion composition containing a copolymer having an acid and a substituted amide, silanol, or amine oxide functionality. The substituted amide, silanol, or amine oxide functionality...
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7252729 |
Polymer/WUCS mat for use in sheet molding compounds
A method of forming a molding mat formed bundles of reinforcing fibers and bonding materials is provided. The reinforcing fibers are preferably wet use chopped strand glass fibers (WUCS). The...
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7172678 |
Process of making composite sheet material
A composite sheet material, useful as a component of roofing shingles, and a process of making same, which includes a glass fiber web bound with a thermosetting resin which includes a fatty acid...
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6878236 |
Raw material for printing paper, a method for producing said raw material and a printing paper
The object of the present invention is a method for making mechanical pulp, such as thermomechanical or chemi-thermomechanical stock. The mechanical pulp is used as a raw material for printing...
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6875308 |
Method of making foam coated mat online
A new foam coated nonwoven fibrous mat having properties particularly suited for a facer on gypsum wallboard, laminates made therefrom and the method of making the mat is disclosed. The mat...
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6855404 |
Inorganic sheet laminate
A laminate of inorganic sheet and polyester resin having an overall thickness of 5 to 25 mils and having an elongation at break in both the cross direction and machine direction of at least 25%.
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6773793 |
Glass flake paper
An electrical insulating sheet is disclosed. The sheet includes 50-99% D glass flakes and 1-50% additives. Optional ingredients include a bonding agent, porosity control agent, and reinforcing...
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6770169 |
Cured urea formaldehyde resin-bound glass fiber mats
A method for improving the balance of tensile strength and tear strength of cured urea formaldehyde (UF) resin-bound glass fiber nonwoven mats; the glass fiber nonwoven mats produced by the method,...
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6767851 |
Chopped strand non-woven mat production
A non-woven mat useful for a wide variety of purposes, including forming reinforced resin products, is produced in a manner having different specific uses of, and advantages over, conventional...
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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...
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6749720 |
Wet-formed mat applications for cement backerboards
A wet-formed permeable mat composed of wet use chopped strands (WUCS), chopped roving, and potentially unidirectional roving coupled with an alkaline resistant binder are combined to create an...
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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...
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6521086 |
Method of dispersing fibers
A sized staple fiber product that disperses quickly, thoroughly and uniformly in water is particularly useful in the manufacture of gypsum board by the slurry process. An aqueous chemical size...
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6497787 |
Process of manufacturing a wet-laid veil
A method of making a microsphere-filled wet-laid veil involves forming a non-woven fibrous veil, contacting the veil with an impregnation binder composition having a binder and microspheres, and...
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6451167 |
Wetlay process for manufacture of highly-oriented fibrous mats
A mat containing highly machine direction oriented (90% or greater), discontinuous reinforcement fibers, is produced on inclined wire or rotary paper making machinery. Fibers are first uniformly...
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6416625 |
Manufacturing method of fluoro based composite boards
In the manufacturing method of fluoro based polymer composite boards of the invention, which provides a fast process and high efficiency, a suitable amount of water soluble organic solvent is added...
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6365001 |
Wet-laid nonwoven mat and a process for making same
A method for making a nonwoven reinforcing may for vinyl floor coverings is described. A base mat is formed from a mixture of glass fibers and polymeric binder fibers and/or powder, follows by...
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6315865 |
Silyl-linked polyamidoamine and their preparation
Silyl-linked polyamidoamines, and aqueous compositions including these resins, which have utility in wet strength, dry strength, creping, and glass fiber forming size applications. The resins also...
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6258211 |
Method for producing high-temperature resistant technical paper and paper produced according to said method
Producing high temperature-resistant technical paper, wherein fibers are mixed with a wet paper material pulp and then technical paper is produced from the pulp by the removal of water from the...
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6251224 |
Bicomponent mats of glass fibers and pulp fibers and their method of manufacture
The invention relates to a method of forming a bicomponent mat, the bicomponent mat which is formed from glass fibers and pulp fibers and methods of making a bicomponent mat. Initially in the...
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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.
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6077391 |
Process for manufacturing a filter medium
A process for manufacturing a filter medium includes preparing a pH 3-5 aqueous suspension of cellulose fibers in a pulper or beater with a concentration of between 3% and 5%. A pH 2.8-3.8 aqueous...
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6054022 |
Method for producing a non-woven glass fiber mat comprising bundles of fibers
A method is provided for forming a wet-laid nonwoven glass fiber mat comprised of a plurality of bundles of fibers. The method includes the steps of adding chopped fibers to a water slurry...
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5972166 |
Non-woven fiber mat and method for forming same
The present invention is a non-woven fiber mat suitable for reinforcing resilient sheet floor coverings, such as vinyl floor coverings. The non-woven fiber mat is in the form of a sheet of...
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5972691 |
Dehalogenation of polyamine, neutral curing wet strength resins
Process for making polyamine-epihalohydrin resin products having very low levels of epihalohydrin or epihalohydrin hydrolyzates, particularly useful in papermaking, which includes, amongst other...
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5968648 |
Fibers having phosphorus-containing coatings
Mineral fibers are provided with a phosphorus-containing coating to impart high-temperature resistance without substantially affecting mechanical performance. Preferred mineral-fiber compositions...
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5906712 |
Production of fiber reinforced composite
The present invention provides a process for producing a fiber reinforced composite which contains the reinforcing fibers uniformly dispersed therein and therefore has uniformity of strength. The...
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5865003 |
Reinforced glass fiber mat and methods of forming
A glass fiber mat includes glass fibers saturated with a binder and then cured. A predetermined pattern of relatively high and low concentrations of binder is formed throughout the length of the...
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5854149 |
Paper-made stampable sheet, light-weight stampable sheet shaped body and method of producing light-weight stampable shaped body
As a paper-made stampable sheet having a high rigidity and, if necessary, improved adhesiveness and non-permeability and a light weight stampable sheet shaped body made from this sheet and a method...
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5800676 |
Method for manufacturing a mineral fiber panel
A method for manufacturing a mineral fiber panel which comprises uniformly dispersing in water 60 to 90% by weight of a mineral fiber, 2 to 19% by weight of an organic binder, 1 to 20% by weight of...
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5772846 |
Nonwoven glass fiber mat for facing gypsum board and method of making
A new thermoformable nonwoven fibrous mat having properties particularly suited for a facer on insulating gypsum board and the method of making the mat is disclosed. The mat can also be pleated or...
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5766386 |
Method of producing metal clad laminate
A metal clad laminate which is thin and flat and has high resistivity to metal migration and excellent drilling processability is produced by bonding at least two layers of resin sheets and a metal...
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5698479 |
Glass fiber for non-woven fabric and a method of producing a laminate
Glass fiber for non-woven fabric base material of a laminate having a surface treated by sizing agent essentially comprising silane coupling agent and dispersing agent, and said silane coupling...
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5662776 |
Glass fiber non-woven fabric, a method of producing glass fiber non-woven fabric and a method of producing a laminate
Glass fiber non-woven fabric for base material of a laminate comprising binder binding glass fibers to each other, said binder including a reactant product formed by reacting a solution of...
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