|
Match
|
Document |
Document Title |
|
|
7303652 |
Reduced byproduct high solids polyamine-epihalohydrin compositions
A process for rendering a polyamine-epihalohydrin resin storage stable, is described. The process entails treating a polyamine-epihalohydrin resin composition, where the resin is formed in a...
|
|
|
7282232 |
Bonded fibrous sheet material
The present invention refers to a method of producing a porous bonded fibrous sheet material comprising: (i) treating a porous fibrous substrate which is comprised of cellulosic fibers and which...
|
|
|
7258764 |
Soft and strong webs from highly refined cellulosic fibres
Soft and strong cellulose-based fibrous web, comprises
a) cellulosic fibres having a freeness value of more than 26° SR measured according to DIN-ISO 5267/1 (March 1999), b) a water-soluble...
|
|
|
7252740 |
(per) fluoropolyether carboxylic acids and use thereof for the oleo-repellent paper sizing
Carboxylic acids comprising perfluoropolyether chains, of formula:
T 1 —CFW 1 —O—R f —CFW 2 —T 2 (I)
|
|
|
7229529 |
Low odor binders curable at room temperature
Topically-applied binder materials for imparting wet strength to soft, absorbent paper sheets, such as are useful as household paper towels and the like, include an epoxy-reactive polymer, such as...
|
|
|
7189307 |
Low odor binders curable at room temperature
Topically-applied binder materials for imparting wet strength to soft, absorbent paper sheets, such as are useful as household paper towels and the like, include an epoxy-reactive polymer, such as...
|
|
|
7175740 |
Reduced by product polyamine-epihalohydrin resins
Processes for rendering a polyamine-epihalohydrin resin storage stable, including processes that prepare a storage stable resin and/or processes that treat resins. A composition containing a...
|
|
|
7090745 |
Method for increasing the strength of a cellulosic product
A composition includes at least one hydrophilic polymer containing primary (—NH 2 ) and/or secondary (—NHR) amine groups and at least one saccharide containing a reducible function. A method of...
|
|
|
7081512 |
Treatment of resins to lower levels of CPD-producing species and improve gelation stability
A process for treating a composition containing a polyamine-epihalohydrin resin that has a low level of CPD-producing species and good gelation stability is disclosed. A polyamine-epihalohydrin...
|
|
|
7060201 |
Optical brighteners their composition their production and their use
Optical brighteners (P AB ) of formula
wherein
each n independently signifies 1 or 2, the group SO 3 M shown with the floating bond is linked to the position 4 or 5, each M independently...
|
|
|
6991707 |
Polymeric creping adhesives and creping methods using same
A method for manufacturing a creped fiber web is provided and includes providing a rotating cylindrical dryer surface, applying an ionene adhesive to the rotating cylindrical dryer surface to form...
|
|
|
6979386 |
Tissue products having increased absorbency
A tissue product containing a cellulosic fibrous material and less than about 10 wt. % of a superabsorbent material (e.g., fibers, particles, etc.) is provided. In some instances, the...
|
|
|
6939443 |
Anionic functional promoter and charge control agent
The invention relates to a functional promoter comprising a water-soluble anionic polymer having a molecular weight of at least about 50,000 daltons and a molecular weight charge index value of at...
|
|
|
6916402 |
Process for bonding chemical additives on to substrates containing cellulosic materials and products thereof
Articles containing cellulose materials and treated with a chemical additive are disclosed. In accordance with the present invention, at least a portion of the cellulose containing the article is...
|
|
|
6911116 |
Cationically modified white pigments, their production and use
Cationically modified white pigments (W) in particulate form, essentially consisting of a particulate inorganic white pigment (M) of a particle size in the range of 0,1 to 40 μm and an applied...
|
|
|
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...
|
|
|
6896769 |
Modified condensation polymers containing azetidinium groups in conjunction with amphiphilic hydrocarbon moieties
Modified condensation polymers containing azetidinium groups, such as polyamide epichlorohydrin (PAE) resins, can be combined with amphiphilic hydrocarbons containing polyethers into a single...
|
|
|
6824649 |
Method for increasing filler retention of cellulosic fiber sheets
A method for increasing filler retention of cellulosic fiber sheets is disclosed. In the method, cellulosic fibers with increased anionic sites are treated with either positively charged filler...
|
|
|
6808597 |
Methods of making and using creping adhesives comprised of polyamine-epihalohydrin resin/poly(vinyl alcohol) mixtures
Methods for making creping adhesives and using them in the creping of cellulosic fiber webs. The creping adhesives are a combination of polyamine-epihalohydrin and poly(vinyl alcohol). The method...
|
|
|
6770170 |
Papermaking pulp including retention system
Methods of making paper or paperboard are described. According to one method, fibrous cationic colloidal alumina microparticles and a polymer are introduced to a papermaking pulp to form a treated...
|
|
|
6716311 |
Modified cationic polymers, their preparation and their use in papermaking
The invention relates to modified cationic polymers which can be obtained by reacting (a) water-soluble, polymeric compounds containing NH groups with (b) compounds which are at least bifunctional...
|
|
|
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...
|
|
|
6706146 |
Method for making performs
A method for manufacturing a preform having a desirably uniform distribution of structural forms (for example and without limitation, particles, flakes, and fibers) therethrough. The method...
|
|
|
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...
|
|
|
6673447 |
Cationically charged coating on hydrophobic polymer fibers with poly (vinyl alcohol) assist
A hydrophobic polymer fiber having a cationically charged coating thereon, in which the coating includes a functionalized cationic polymer, such as an epichlorohydrin-functionalized polyamine or an...
|
|
|
6673206 |
Method of producing paper, paperboard and cardboard
Paper, board and cardboard are produced by a process in which a paper stock is drained in the presence of condensates of basic amino acids with sheet formation. In particular, homo- and...
|
|
|
6673205 |
Use of hydrophobically modified polyaminamides with polyethylene glycol esters in paper products
The present invention uses hydrophobically modified polyaminamide with standard wet strength agent to produce a softer and more absorbent paper material. The hydrophobically modified polyaminamide...
|
|
|
6635754 |
Cellulose particles, method for producing them and their use
Cellulose particles are described that have cationic groups in their interior. In one aspect, at least 10%, and preferably 50% or more, of the cationic groups are present within the particle...
|
|
|
6602389 |
Process for treating a fibrous slurry of coated broke
Disclosed is a process for preparing a paper web. The paper web is prepared from a low-grade furnish, which contains low-grade pulps, such as recycled pulp and/or groundwood pulp, and which, in one...
|
|
|
6592717 |
Carboxylated cellulosic fibrous web and method of making the same
Carboxylated cellulosic fibers are disclosed. The fibers include a polycarboxylic acid covalently coupled to the fibers. Methods for producing the fibers and for producing fibrous products that...
|
|
|
6582557 |
Fibrous composition including carboxylated cellulosic fibers
Carboxylated cellulosic fibers are disclosed. The fibers include a polycarboxylic acid covalently coupled to the fibers. Methods for producing the fibers and for producing fibrous products that...
|
|
|
6576086 |
Method for producing paper, paperboard and cardboard using an uncrosslinked fixing agent during paper stock draining
Paper, board and cardboard are produced by draining paper stock containing interfering substances in the presence of fixing agents by a process in which the fixing agents used are reaction products...
|
|
|
6554961 |
Reduced byproduct polyamine-epihalohydrin resins
Processes for rendering a polyamine-epihalohydrin resin storage stable, including processes that prepare a storage stable resin and/or processes that treat resins. A composition containing a...
|
|
|
6524438 |
Method for making preforms
A method for manufacturing a preform having a desirably uniform distribution of structural forms (for example and without limitation, particles, flakes, and fibers) therethrough. The method...
|
|
|
6517682 |
Process for controlling deposit of sticky material
Method of inhibiting the deposit of sticky material on a papermill felt used in processing pulp slurry into sheets, comprising applying to the papermill felt at least one cationic polymer and at...
|
|
|
6517673 |
Printed, soft, bulky single-ply absorbent paper having a serpentine configuration and low sidedness and methods for its manufacture
The present invention relates to a soft, thick, single-ply, printed, absorbent paper product having a Yankee side and an air side wherein the absorbent paper is printed on before or after embossing...
|
|
|
6461476 |
Uncreped tissue sheets having a high wet:dry tensile strength ratio
The ratio of the wet tensile strength to the dry tensile strength of uncreped throughdried tissues and towels can be increased by treating the papermaking pulp with a debonder, a wet strength agent...
|
|
|
6440269 |
Base sheet for wallcoverings
A paper-based sheet for wallcoverings that is made in a single pass on a standard paper making machine is described. The sheet has a print side and a barrier side and is made from softwood pulp in...
|
|
|
6432272 |
Compressed absorbent fibrous structures
The present invention provides compressed paper webs that maintain a substantial amount of their absorptive capacity and wet strength when compressed. The compressed webs bounce back to a portion...
|
|
|
6429253 |
Papermaking methods and compositions
Papermaking processes are provided which utilize mixtures of wet strength agents and dry strength agents in amounts that provide paper formed therefrom with decreased wet strength, and hence...
|
|
|
6423180 |
Soft and tough paper product with high bulk
The present invention is directed to a paper product which is very flexible, tough when wet, and has a high bulk. In particular, the paper towel has a dry, specific modulus less than 0.0040...
|
|
|
6423179 |
Method for increasing the wet strength of a tissue material
A method increases the wet strength of a tissue material, and a tissue material ( 2 ′) which has been subjected to the method. The wet strength agent included in the tissue material ( 2, 2 ′)...
|
|
|
6419789 |
Method of making a non compacted paper web containing refined long fiber using a charge controlled headbox and a single ply towel made by the process
The present invention is a through-air-drying process for producing a fibrous web that possesses not only softness and absorbency but also strength. The method of the present invention monitors and...
|
|
|
6376578 |
Epihalohydrin-based resins having a reduced halogen content
The invention comprises an aqueous solution comprising a water-soluble, polyamidoamine- epichlorohydrin resin, said solution having a reduced halogen content and effective wet strength agent...
|
|
|
6372087 |
Soft, bulky single-ply absorbent paper having a serpentine configuration
Single-ply absorbent tissue paper wherein of the fibers incorporated in the web: (a) at least 20% by weight have a coarseness exceeding 23 mg/100 m; (b) at least about 20% by weight have a...
|
|
|
6368454 |
Method of making soft bulky single ply tissue
The present invention relates to a soft, thick, single-ply tissue and to a process for the manufacture of such tissue product having a basis weight of at least about 15 lbs./3,000 square foot ream...
|
|
|
6355141 |
Process for the production of paper
A process for the production of paper in which cellulosic fibers are treated with microparticles comprising shell-formed carbon allotrope particles, paper obtainable from this process, and a...
|
|
|
6352613 |
Resin compositions having high solids contents
wherein R 1 is substituted or unsubstituted alkyl; R 2 is substituted or unsubstituted alkyl; R 3 is substituted or unsubstituted alkyl; Z is halogen selected from F, Cl, Br and I; x is from...
|
|
|
6346170 |
Polyamidoamine/epichlorohydrin resins bearing polyol sidechains as dry strength agents
Compositions suitable for use as dry strength additives comprising water soluble polyamidoamine/epchlorohydrin resin bearing polyol sidechains wherein the weight fraction of the polyol in the resin...
|
|
|
6336995 |
Cross linked polyamide-ephalohydrin creping additives
An adhesive for applying to a creping surface in the process of dry creping tissue paper is disclosed. The adhesive comprises a water-soluble, thermosetting, polyamide-epihalohydrin resin complexed...
|