|
Match
|
Document |
Document Title |
|
|
5624532 |
Method for enhancing the bulk softness of tissue paper and product therefrom
Tissue paper having an enhanced bulk softness through incorporation of an effective amount of a polyhydroxy compound is disclosed. Preferably, from about 0.1% to about 2.0% of the polyhydroxy...
|
|
|
5620510 |
Swollen starches as papermaking additives
A wet end additive composition which is used as a sizing agent in a papermaking process, the composition comprising a two phase suspension of swollen starch having a dry substance from about 0.5 to...
|
|
|
5614062 |
Process for controlling the sedimentation of sticky impurities from paper stock suspensions
A process for controlling the deposition of stickies from paper stock suspensions in papermaking involving the steps of: (a) providing a paper stock suspension containing stickies; and (b)...
|
|
|
5595630 |
Process for the manufacture of paper
A process for producing paper, utilizing a combination of anionic and cationic aluminum compound additives and providing superior freeness and diminished turbidity, is provided.
|
|
|
5584966 |
Paper formation
An improved method of paper formation, utilizing a combination of polysilicate microgel, anionic and cationic polymers with the optional utilization of an aluminum salt, is provided.
|
|
|
5582682 |
Process and a composition for making cellulosic composites
The specification discloses an unorthodox system for manufacturing strong, light-weight and weather-resistant cellulosic composite materials from discarded paper and newsprint, and papermill...
|
|
|
5578169 |
Reducing level of interference chemicals in water circulation of wood-based fibre suspension processes
The invention relates to a method for reducing the amount of interference substances in the water circulations of processes involving wood-based fibre suspensions by binding the disturbance...
|
|
|
5573637 |
Tissue paper product comprising a quaternary ammonium compound, a polysiloxane compound and binder materials
Tissue paper products comprising a two component chemical softener composition and binder materials, either permanent or temporary wet strength binders, and/or dry strength binders are disclosed....
|
|
|
5538595 |
Chemically softened tissue paper products containing a ploysiloxane and an ester-functional ammonium compound
Tissue paper products comprising a two component chemical softener composition and binder materials, either permanent or temporary wet strength binders, and/or dry strength binders are disclosed....
|
|
|
5512135 |
Process for the production of paper
The present invention relates to a process for improved dewatering and retention in the production of paper, where an anionic retention agent based on starches, cellulose derivatives or guar gums...
|
|
|
5501774 |
Production of filled paper
Filled paper is made by providing an aqueous feed suspension containing filler and cellulosic fibre, coagulating the fibre and filler in the suspension by adding cationic coagulating agent, making...
|
|
|
5501771 |
Papermaking process and paper produced therefrom
Homogeneous and regular paper sheets are shaped, via conventional papermaking technique, from nonpolluting papermaking compositions comprising an aqueous suspension of cellulosic papermaking fibers...
|
|
|
5500087 |
Paper products using starches modified with amino-multicarboxylates
Amino-multicarboxylate starch ether derivatives are provided having the following structure: ##STR1## wherein St-O represents a starch molecule, R is H or CH 3 ; R' is H, CH 3 or COOH; M...
|
|
|
5496440 |
Process for the manufacture of paper
A process for improved dewatering and retention in the manufacture of paper, where a retention agent containing anionic groups and being based on a polysaccharide or being an acrylamide-based...
|
|
|
5487813 |
Strong and soft creped tissue paper and process for making the same by use of biodegradable crepe facilitating compositions
Soft creped tissue paper products comprising papermaking fibers and a biodegradable crepe facilitating composition is disclosed. The crepe facilitating composition is a biodegradable bonding...
|
|
|
5487419 |
Redispersible microdenominated cellulose
A process for the production of and a composition of redispersible mechanically disassembled cellulose and the resultant product, referred to as microdenominated cellulose (MDC). The process is...
|
|
|
5482595 |
Method for improving retention and drainage characteristics in alkaline papermaking
A method of improving the drainage characteristics of a pulp slurry in a papermaking operation utilizing the sequential steps of adding alum, ionic polyacrylamide and cationic starch. The cationic...
|
|
|
5474655 |
Process for controlling the deposition of stickies from paper stock suspensions
The invention relates to a process for controlling the deposition of stickies from paper stock suspensions in papermaking. According to the invention, the deposition of stickies is controlled by...
|
|
|
5474856 |
Photographic printing paper support
A photographic printing paper support which comprises a raw paper coated with a film-forming resin on both sides; said raw paper being a paper made from paper stock comprising (i) cationic starch,...
|
|
|
5473059 |
Modified hydrophobic cationic thickening compositions
Water soluble quaternary ammonium ethers of polysaccharides or polyols wherein the quaternary ammonium ether substituents correspond to the formula ##STR1## wherein R 1 is a monohydroxylated or...
|
|
|
5464472 |
Fine aqueous dispersion of an organophilic sheet silicate
The present invention relates to a fine aqueous dispersion of an organophilic sheet silicate, consisting essentially of a sheet silicate capable of cation exchange and a quaternary organic onium...
|
|
|
5447604 |
Silica sols, a process for the production of silica sols and use of the sols
Silica sols which have a large alkali excess, i.e. a low molar ratio SiO 2 to M 2 O, and which contain silica particles with a high specific surface area. The silica sols can be prepared through...
|
|
|
5437766 |
Multi-ply facial tissue paper product comprising biodegradable chemical softening compositions and binder materials
Multi-ply facial tissue paper products comprising biodegradable chemical softener compositions and a combination of a wet strength binder, either permanent and/or temporary, and a dry strength...
|
|
|
5433826 |
Method for reducing fuzz in the production of saturating kraft paper
The invention relates to an improvement in the art of making saturating kraft paper. In particular, the invention relates to a method for reducing the amount of fuzz generated by the production and...
|
|
|
5415736 |
Natural fiber containing sheet material
A sheet material, typically paper or cardboard, contains a natural, chemically untreated fibrous material and a secondary long-staple fiber material in a weight ratio comprised between...
|
|
|
5411637 |
Method for producing high pressure laminates
The invention relates to an improvement in the art of making high pressure laminated materials utilizing saturating kraft paper. In particular, the invention relates to a method for making...
|
|
|
5407537 |
Process for sizing paper and similar products
Size dispersion in paper stock is improved by treatment of cellulose water slurry with cationizing compounds and mixing a sizing product, either neat or in solution, with the water and injecting...
|
|
|
5397435 |
Multi-ply facial tissue paper product comprising chemical softening compositions and binder materials
Multi-ply facial tissue paper products comprising chemical softener compositions and a combination of a wet strength binder, permanent and/or temporary, and a dry strength binder is disclosed. The...
|
|
|
5389202 |
Process for making a high pulp content nonwoven composite fabric
A high pulp content nonwoven composite fabric is disclosed. The composite fabric contains more than about 70 percent, by weight, pulp fibers which are hydraulically entangled into a continuous...
|
|
|
5389204 |
Process for applying a thin film containing low levels of a functional-polysiloxane and a mineral oil to tissue paper
Disclosed is a process for making soft tissue paper which includes providing a dry tissue web and then applying a sufficient amount of a functional-polysiloxane softener compound to the dry web....
|
|
|
5362364 |
Process for producing alkaline paper
An alkaline paper is produced by adding a cationic starch containing an alkyltetrahydro-1,3,5-2H-thiadiazine-2-thione or a bromonitroalcohol, and an alkylketene dimer to a paper stock. Formation of...
|
|
|
5358607 |
Porous low density shot-like degradable absorbent materials and manufacturing process therefor
Degradable particulate absorbent materials and processes for manufacture, wherein the absorbent materials have: i) in most forms of the invention, on the order of not more than 10% by weight...
|
|
|
5349089 |
Reagent for preparing polycationic polysaccharides
Cationic polysaccharide derivatives are prepared by reacting a polysaccharide with a polycationic reagent having one polysaccharide reactive group and at least two cationic groups. Suitable...
|
|
|
5338406 |
Dry strength additive for paper
A polyelectrolyte complex comprising at least one water-soluble, linear, high molecular weight, low charge density cationic polymer having a reduced specific viscosity greater than 2...
|
|
|
5316623 |
Absorbance and permanent wet-strength in tissue and toweling paper
A method for imparting wet strength to paper with improved water absorbency, that comprises adding to an aqueous suspension of cellulosic paper stock a neutral or alkaline-curing thermosetting...
|
|
|
5308441 |
Paper sizing method and product
Paper that is uniquely suitable for use in the aseptic packaging of foods, beverages, and the like is produced via a two step sizing process comprising an internal size step and a surface size...
|
|
|
5294301 |
Process for manufacture of paper
A process for the manufacture of paper from pulp employs at least one graft copolymer of starch selected from the group consisting of starch graft-polymethacrylic acid, starch graft-polyacrylic...
|
|
|
5281306 |
Water-disintegrable cleaning sheet
A water-disintegrable cleaning sheet comprising a web of water-dispersible fibers having incorporated thereinto a water-soluble binder having a carboxyl group; at least one metallic ion selected...
|
|
|
5277764 |
Process for the production of cellulose fibre containing products in sheet or web form
Cellulose fibre containing products in sheet or web form, such as paper and pulp sheets, are produced from a suspension of cellulose containing fibres, and optional fillers, to which is added...
|
|
|
5264080 |
Archival aperture card
Archival quality aperture cards manufactured from stock formulation including: 1. between 40 and 60% southern softwood kraft pulp; 2. between 60 and 40% northern mixed hardwood pulp; 3....
|
|
|
5262008 |
Production of paper, board and cardboard in the presence of copolymers containing N-vinylformamide units
Paper, board and cardboard are produced by draining a paper stock in the presence of a nonhydrolyzed copolymer which contains, as polymerized units, (a) from 99 to 1 mol % of N-vinylformamide...
|
|
|
5250153 |
Method for manufacturing a mineral wool panel
The manufacture of sag-resistant, lightweight structural mineral panels on a foraminous support wire is accomplished by forming a dilute aqueous dispersion of mineral fiber and/or aggregate and an...
|
|
|
5246491 |
Paper sizing agent composition
An alkenylsuccinic anhydride type paper sizing agent composition which causes little contamination of a paper machine and exhibits an excellent sizing effect is provided. The paper sizing agent...
|
|
|
5242545 |
Starch treated high crush linerboard and medium
Paper suitable for use in corrugated shipping containers is provided. Medium paper of this invention has a basis weight of at least about 15 pounds and a relatively high cross-direction crush...
|
|
|
5221435 |
Papermaking process
In a papermaking process a paper product is formed from a mineral filler containing cellulosic slurry. Retention performance is provided by the sequential addition of a cationic charge-biasing...
|
|
|
5217576 |
Soft absorbent tissue paper with high temporary wet strength
Tissue paper webs useful in the manufacture of soft, absorbent products such as napkins, facial tissues, and sanitary tissues, and processes for making the webs. The tissue paper webs comprise...
|
|
|
5201998 |
Process for sizing paper with anionic hydrophobic sizing agents and cationic retention aids
Sizing agents of which some are novel and which have at least one anionic or acidic group which is optionally in the form of a salt and at least two hydrophobic substituents which each have at...
|
|
|
5194120 |
Production of paper and paper products
Processes for making paper are disclosed wherein a cationic polymer and an amorphous metal silicate material are added to a paper furnish prior to introduction of the furnish to the headbox of a...
|
|
|
5164046 |
Method for making soft tissue paper using polysiloxane compound
A process for making soft tissue paper which includes the steps of wet-laying cellulosic fibers to form a web, applying to the wet web, at a fiber consistency level of from about 10% to about 80%,...
|
|
|
5154763 |
Stabilized aqueous alkyldiketene emulsions
Stabilized aqueous C 14 -C 22 -alkyldiketene emulsions containing, as essential components: (a) from 10 to 60% w/w of at least one C 14 -C 22 -alkyldiketene, (b) from 1 to 10% w/w of at...
|