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6572736 |
Non-woven web made with untreated clarifier sludge
The non-woven web of the present invention is comprised of recycled cellulose fiber and untreated Clarifier Sludge, and optionally, recycled glass fiber. Unlike uses of reclaimed Clarifier Sludge...
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6165320 |
Method of sizing
This invention relates to a method of sizing paper comprising use of a sizing composition comprising: (a) at least one thermoplastic resin selected from the group consisting of thermoplastic rosins...
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6074468 |
Sizing composition
This invention relates to a sizing composition comprising (a) thermoplastic resin selected from the group consisting of thermoplastic rosins having an acid number less than 50, thermoplastic...
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6042691 |
Cationic dispersions of fortified and modified rosins for use as paper sizing agents
A paper sizing agent is a rosin stabilized with a rosin-stabilizing amount of a cationic polyamidoamine-ethyleneimine-epichlorohydrin polymer resin, which is mixed with an aqueous dispersion...
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5972094 |
Sizing composition
This invention relates to a sizing composition comprising a thermoplastic resin selected from the group consisting of thermoplastic rosins having an acid number less than 50, thermoplastic...
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5201944 |
Size composition for papermaking
The present invention relates to a size composition which shows an excellent sizing effect in neutral to weakly acidic papermaking. Alkanol tertiary amine and fortified rosin, incorporated in the...
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5192363 |
Paper sizing compositions
A one-shot paper sizing composition is in the form of an aqueous dispersion containing a rosin component, a co-reactant therefor, such as an aluminium chlorohydrate, and an amine or an amine salt...
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4983257 |
Invert size for the internal and surface sizing of paper
An invert size for the engine and tub sizing of paper. It contains an aqueous dispersion of a fortified, unfortified, hydrogenated, or disproportionated and optionally esterified rosin or mixture...
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EP0018007A1 |
Inverted paper sizing agent and process for its manufacture.
The inverted sizing agent for the pulp and surface sizing of paper comprises an aqueous dispersion of at least one resin modified with an acidic compound containing the radical , or a mixture of...
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4203776 |
Aqueous fortified rosin dispersions
Disclosed is a process for preparing paper size from fortified rosin wherein salts of sulfosuccinates of ethylene oxide condensates are employed as dispersing agents.
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4199369 |
Aqueous fortified rosin dispersions
In the inversion process for preparing paper size from fortified rosin wherein a water-soluble dispersing agent including an ethylene oxide sulphate group is used to provide a stable aqueous...
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4141750 |
Ammonia containing rosin sizes
Novel sizing compositions comprise an aqueous mixture of the reaction product of urea with selected Lewis acid, and a rosin that is modified with from about 5 to 50 percent based on the weight of...
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4071651 |
Treatment of fibrous material
A process for making a multi-ply consolidated dry-formed fibrous web having at least three plies, the outer plies are impregnated with a stiffening agent (e.g. starch) and the intermediate plies...
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