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7625463 |
Methods for the preparation of fibrous superabsorbent composite containing cellulose
A method for making a fibrous composite, comprising blending a carboxyalkyl cellulose and a galactomannan polymer or a glucomannan polymer in water to provide an aqueous solution; treating the...
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7381294 |
Method and apparatus for manufacturing microfibrillated cellulose fiber
A method for producing a microfibrillated cellulose, which comprises subjecting a slurry containing a pulp having a solids concentration of 1 to 6 wt % to the treatment with a disc refiner...
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7226526 |
Starch and fiber mixture for papermaking and methods of making paper with the mixture
The invention relates to a starch and fiber mixture, and the application of a starch and fiber mixture in paper manufacturing. The starch and fiber mixture is applied to a paper mat, after the...
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7056460 |
Application of methylenediphenyldiisocyanate for producing gypsum/wood fiber board
A process for making an improved gypsum/wood fiber board is described. Products resulting from the process are also described. The process comprises adding a diisocyanate, specifically...
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6946058 |
Method and system for manufacturing tissue products, and products produced thereby
A process and product of making a tissue product is provided. For example, the method can comprise (a) providing a first papermaking furnish containing refined softwood fibers; (b) providing a...
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6630056 |
Color tracing paper
An intensely colored transparent and/or translucent paper has chroma c and brightness L, as measured by a Hunterlab instrument, which measures the Cartesian coordinates a, b, L of a point P of...
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6312669 |
Buccodental formulation comprising essentially amorphous cellulose nanofibrils
The invention concerns buccodental formulation characterized in that it comprises at least a thickening agent comprising cellulose nanofibrils, said cellulose nanofibrils being substantially...
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5964983 |
Microfibrillated cellulose and method for preparing a microfibrillated cellulose
A microfibrillated cellulose containing at least around 80% of primary walls and loaded with carboxylic acids, and a method for preparing same, in particular from sugar beet pulp, wherein the pulp...
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5817262 |
Process of producing gypsum wood fiber product having improved water resistance
A process is described for making a gypsum board having improved water resistance. The resulting gypsum board products are also described. The process comprises adding an aqueous siloxane emulsion...
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4952278 |
High opacity paper containing expanded fiber and mineral pigment
A paper structure having both high opacity and improved tensile strength through the incorporation of expanded fiber and an opacifying mineral pigment, such as titanium dioxide, is disclosed. The...
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4761203 |
Process for making expanded fiber
A process for making mechanically expanded fiber from fibrous material having a fibrillar ultrastructure. The expanded fiber is made by impacting the fibrous material with a plurality of fine...
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4692211 |
High strength, cellulosic-gel-containing kraft paper and process for making the same
High strength, cellulosic-gel-containing kraft paper is made by mechanically refining kraft papermaking pulp to a freeness of CSF 500-800, mixing the resulting refined pulp with from 1 to 10%...
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4483743 |
Microfibrillated cellulose
Microfibrillated celluloses having properties distinguishable from all previously known celluloses, are produced by passing a liquid suspension of cellulose through a small diameter orifice in...
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4481076 |
Redispersible microfibrillated cellulose
Redispersible microfibrillated cellulose is prepared by the addition to a liquid dispersion of the microfibrillated cellulose, an additive compound capable of substantially inhibiting hydrogen...
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4481077 |
Process for preparing microfibrillated cellulose
A process of preparing microfibrillated cellulose comprising adding to never-dried cellulosic pulp an additive compound capable of substantially inhibiting hydrogen bonding of the fibrils in the...
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4448639 |
Mineral fiber-containing paper for the production of gypsum wallboard product prepared therewith
A paper cover sheet material for use in the production of gypsum wallboard, the paper cover sheet material having excellent drainage, porosity and drying properties, and a wallboard product...
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4421583 |
Man-made filaments and method of making wound dressings containing them
A non-woven alginate fabric useful as a wound dressing is made by spreading a tow of calcium alginate filaments in a flow of water, overfeeding the spread filaments onto a water-pervious support so...
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4411738 |
Press cycle reduction for wet pressed hardboard
The production of hardboard by the wet press process is speeded up by the incorporation of finely divided fibers in an aqueous slurry of otherwise fast draining wood fibers and a thermosetting...
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4309247 |
Filter and method of making same
Filter media sheets comprising particulate retention aid consisting of cellulose pulp of +100 to -100 Canadian Standard Freeness, and method of making the same.
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4087317 |
High yield, low cost cellulosic pulp and hydrated gels therefrom
Cellulosic pulp is made in 85% yield by mechanically defiberizing lignocellulose in a steam atmosphere, mixing the resulting aqueous fibrous pulp with a lignocellulose-pulping quantity of finely...
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4077833 |
Fire resistant, bauxite-containing, wood composition board
A fire resistant bauxite composition board comprises, in percent by weight, from 10 to 85% lignocellulose particles, from 65 to 20% bauxite particles, and from 5 to 25% binder, particularly a...
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4051276 |
Method of deacidifying paper
This invention relates to solutions of selected organo-metallic compounds ssolved in an organic solvent which are useful for deacidifying a cellulose fiber paper. The paper is treated by means well...
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4043862 |
Fire resistant vermiculite composition board and method of manufacture
A fire resistant vermiculite composition board comprises, in percent by weight, from 40 to 90% heat expanded vermiculite particles; from 5 to 20% ceramic clay particles; from 10 to 30% hydrated...
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3923592 |
Process for manufacturing a flushable fibrous sheet material for use in sanitary products
A process for producing a fibrous sheet material suitable for use in sanitary products and wherein there is provided in the sheet material a high molecular weight water soluble polymeric material...
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3909470 |
Thermosetting adhesive compositions extended with cellulosic paper mill sludges
Thermosetting resinous adhesives, useful particularly as plywood or lumber laminating adhesives, comprise a phenol-, resorcinol-, urea-, or melamine-formaldehyde resin and an extender therefor. The...
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3839144 |
PAPER HAVING 60-97 PERCENT HYDRATED CELLULOSIC FIBERS AND 3-40 PERCENT UNHYDRATED CELLULOSIC FIBERS
Novel paper is prepared by employing a furnish containing from about 60 to about 97 percent of hydrated, gelatinized paper-making fibers and from about 3 to about 40 percent of substantially...
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3617200 |
CONTROLLING THE WASH LIQUID TEMPERATURE WHILE PREPARING PARCHMENTISED WEBS
A fibrous web is parchmentized by drawing the web from a parchmentizing bath and passing it through successive washing positions and the feature of the invention resides in maintaining at a...
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3554825 |
SURFACE MODIFICATION OF CELLULOSE
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3445329 |
STORAGE OF HIGH CONSISTENCY REFINED PULP
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3441471 |
PROCESS FOR TREATING COTTON MATERIAL TO INCREASE ELASTICITY AND ELASTIC RECOVERY
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3406088 |
Method of forming multi-ply board with plies of different consistencies
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3379608 |
Water-felted mineral wool building and insulation product including nonfibrous cellulose binder
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3379609 |
Water-felted building product including nonfibrous cellulose binder
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3374097 |
Humectant
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3360427 |
Method to produce flat vulcanized fibre sheets and coils
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3352677 |
Transparentizing base stock of tracing papers and intermediate diazotype papers by use of polypropenes
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3332833 |
Process of making paper from a modified mercerized pulp
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3311445 |
Process of reacting cellulose fibers with carbonyl sulfide and product thereof
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3236719 |
Fibrous structures containing glass fibers and other fibers
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3235443 |
Process for forming transparentized paper containing cotton linter fibers and paper thereof
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3228825 |
Method of forming fibrous structures from a combination of glass fibers and cellulosic fibers
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3194245 |
Method of forming a tobacco product of increased wet strength
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3112985 |
Process for the manufacture of packaging materials
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3076689 |
Water-marked vegetable parchment
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3068527 |
Process for the production of a fibrid slurry
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3066065 |
Glass flake electrical insulation
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3021253 |
Production of pergamyn
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2987434 |
Method of making pulp
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2924538 |
Dense papers and process for preparing them
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2792765 |
Manufacture of glassine and greaseproof papers
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