293results about "Wax addition" patented technology

An absorbent paper sheet is treated with an aqueous wax dispersion such that the sheet includes a fused wax and emulsifier residue in an amount of from about 1 to about 20 weight percent of the sheet based on the combined weight of the fiber, wax residue and an emulsifier residue in the sheet. The fused wax emulsion operates to make at least one surface of the sheet laterally hydrophobic, exhibiting a moisture penetration delay of at least about 2 seconds and less than about 40 seconds as well as a typical contact angle with water at one minute of at least about 50 degrees. There is thus provided absorbent products which exhibit both absorbency and resistance to moisture penetration. The treated sheet further exhibits microbial barrier properties, impeding transfer of bacteria, for example, through the sheet. There are produced tissue products which resist moisture penetration from propelled liquids as well as sequester sorbed liquids in the interior of the tissue.

The invention discloses a battery and capacitor diaphragm filter material formed by wet nonwoven fabrics and a preparation method of the filter material. The fiber materials are as follows in percentage by weight: 0.1%-2.5% of plant fibers and 80%-99.9% of synthetic fibers, inorganic powder being 45%-1000% of the weight of the fiber, organic powder being 0-50% of the weight of the fibers, and strengthening binder being 0.5%-15% of the weight of the fibers. The preparation method of the filter material comprises the following steps of: pulping the plant fiber and the synthetic fibers, respectively; homogenizing and mixing the inorganic powder with the organic powder under high pressure, and forming the mixture into a single layer or a plurality of layers by a mixer; coating, thermally rolling and modifying the mixture, so that various physical and chemical indexes of the diagram are improved, the pore diameter size can be effectively controlled and the uniformity of the pore diameter is improved; moreover, treelike crystals can be prevented from being generated by maze type bent holes; the filtering precision and the efficiency are high; the inner resistance of the diagram is high; the liquid retaining rate and the high temperature resistance of the diagram are improved; the over-temperature closed-cell protection is improved; the dimension deformation is small; the service life is long; and the economic benefits and the social benefits are better.

An absorbent paper sheet is treated with an aqueous wax dispersion such that the sheet includes a fused wax and emulsifier residue in an amount of from about 1 to about 20 weight percent of the sheet based on the combined weight of the fiber, wax residue and an emulsifier residue in the sheet. The fused wax emulsion operates to make at least one surface of the sheet laterally hydrophobic, exhibiting a moisture penetration delay of at least about 2 seconds and less than about 40 seconds as well as a typical contact angle with water at one minute of at least about 50 degrees. There is thus provided absorbent products which exhibit both absorbency and resistance to moisture penetration. The treated sheet further exhibits microbial barrier properties, impeding transfer of bacteria, for example, through the sheet. There are produced tissue products which resist moisture penetration from propelled liquids as well as sequester sorbed liquids in the interior of the tissue.

The invention concerns in particular a composition for a softening lotion used in fiber treatment. In the invention, the lotion composition is aqueous and liquid at a temperature of at least 5° C. and comprises, as active substances: (a) one or more saturated linear fatty alcohols having at least 16 carbon atoms, and (b) one or more waxy esters having a total of at least 24 carbon atoms. The application of the invention is to the manufacture of fibrous products such as disposable absorbent paper products.

A soft tissue product includes a surface treatment composition disposed on a treated portion that extends to the edges of the product, but which leaves the corners of the product untreated. The shape of the treated portion effectively ensures consumer benefit while reducing the total amount of additive composition on the product by placing the treatment composition in the portion of the product that is most likely to come into contact with the skin of a user.

The invention relates to a crepe facilitating aqueous composition comprising at least one water-insoluble, non-surface active thermoplastic material having a softening or melting point within the range of from 40° C. to 100° C., and at least one water-soluble polymer, preferably a cationic water-soluble polymer. As the composition is comprised in a wet fibre web during creping thereof, a more uniform creping is obtained while the integrity of the web is preserved and dust formation is reduced, and a tissue product having improved properties is provided.

A tissue paper penetrated with a lotion composition being a liquid, viscous W / O emulsion includes(A) 20 to 75 weight % of at least one oil,(B) 3 to 40 weight % of at least one non-ionic W / O emulsifier,(C) optionally 0.5 to 10 weight % of at least one wax,(D) 1 to 15 weight % of at least one humectant,(E) 6 to 25 weight % of water. The lotioned tissue paper of the invention shows an excellent surface softness and in particular bulk softness. Simultaneously it is capable of efficiently transferring lotion to the skin of the user.

The invention discloses the production method of a metal high temperature transfer printing base paper, including to use 50-70% blanching needle wood-pulp and 30-50% blanching broad-leaf wood-pulp to be the raw material, which is pulped by a pulper, then is added by beating with chemical auxiliary materials: 1-4% a wet strength agent, 1-3% a high temperature resistance agent, 1- 4% starch, 2-4% aluminum sulfate, 1.0-2.5% a rosin milk, 0.1-1.5% a remover, and 0.03 -0.1% a retention agent to make into a slurry; after making, the slurry is rewound to be the base paper when passing through a rewinder. The transfer printing base paper produced by the method has the advantages of extremely good high temperature resistance, being able to satisfy the request of the metal high temperature transfer printing, fine superficial smoothness, and full patterns, bright color and good transfer printing effect after printed. The intensity of the paper is very high, which can satisfy the need of the transfer printing, and the paper is crispness, is not coking and has good stripping paper effect after transfer printed on metal; the waste paper can be recycled to be used as secondary fiber, which saves resources and protects environment.

A formulation, and a process for making same, is disclosed which is useful as a coating or treatment for imparting oil and grease resistance to an underlying substrate. The formulation does not contain any fluorochemicals. At the same time, however, the formulation provides oil and grease resistance properties that are equivalent to known coatings and treatments which contain fluorochemicals, particularly those coatings which are permitted to come into direct contact with food products. Therefore, the formulation of the present invention is ideal for use as a coating for paper and paperboard, including paper packaging such as that utilized in food wrappers, food containers, food receptacles and the like, and for other shaped articles. The formulation is also useful as a coating or treatment for providing release properties to an underlying substrate without the use of silicone. In addition, the present invention relates to the process for making the underlying substrate ideal for holdout of the release coating without excessive fiber refining, as in glassine papers. The formulation is a low solids coating that can be applied on the size press of a paper machine, eliminating the need for a post-machine coating process. The formulation does not include silicone, thereby allowing the release paper to be re-pulped. The wet end additive that provides sheet holdout combines with the release formulation to provide a release paper for pressure sensitive adhesives.

The invention discloses a manufacturing method for a stainless steel lining paper that includes the following steps: adopting white wood pulp as raw material, and white sulfate softwood pulp: white hardwood pulp =70-80wt%: 30-20wt%; adopting short fiber shiny beating method, and 330 disc mill basalt stone lapping to take jordaning; using chemical auxiliary agent that adding 5-20wt% olefin emulsion, 0.5-1.0wt% positive ion starch, 0.5-1.0wt% AKD, 1.0-2.0wt% silicone emulsion, 0.3-0.5wt% CPAM, and 0.25-0.75wt% PAE. It has the advantages of high intension, laceration endurable, super smooth, clean and high temperature endurable. It could fit different manufacture technology requests of stainless steel.

Waxes prepared from hydrogenated plant oils, such as castor, palm, and soybean, are used to prepare water based emulsions. The inventive waxes, obtained from naturally derived, renewable resources, were emulsified under anionic, cationic and nonionic conditions, producing emulsions having a solids content up to about 45% solids. The emulsions are stable, and are characterized by having an average particle size less than 1000 nanometers. When used to coat fibrous cellulosic articles, such as paperboard, the emulsions' performance was similar to emulsions containing petroleum-derived waxes. The inventive waxes have a low iodine value (between 2-5), and melting points between approximately 120-200 degrees F (49-94 degrees C) (Mettler Drop Point). The inventive waxes are used as an alternative to petroleum-derived, or expensive naturally-occurring waxes in the manufacture of emulsions used in coatings, polishes, adhesives, paper products, paperboard and other manufacturing operations.

The present invention relates to a wetting solution for manufacturing wet wipes or other wet flexible materials, and to such wet wipes for cosmetic, body care, dermatological and / or cleaning purposes, such as cleaning wipes, facial cleaning wipes, make-up remover wipes, refreshment wipes, baby wipes, wet toilet paper or eyeglass cleaning wipes, wherein the preferably aqueous wetting solution contains at least one amino acid ester, preferably from the group of pyrrolidone carboxylic acid esters, as an emulsifier. The invention further relates to the use of such amino acid esters as emulsifiers in wetting solutions for manufacturing said wet tissues.

Waxes prepared from hydrogenated plant oils, such as castor, palm, and soybean, are used to prepare water based emulsions. The inventive waxes, obtained from naturally derived, renewable resources, were emulsified under anionic, cationic and nonionic conditions, producing emulsions having a solids content up to about 45% solids. The emulsions are stable, and are characterized by having an average particle size less than 1000 nanometers. When used to coat fibrous cellulosic articles, such as paperboard, the emulsions' performance was similar to emulsions containing petroleum-derived waxes. The inventive waxes have a low iodine value (between 2-5), and melting points between approximately 120-200 degrees F. (49-94 degrees C.) (Mettler Drop Point). The inventive waxes are used as an alternative to petroleum-derived, or expensive naturally-occurring waxes in the manufacture of emulsions used in coatings, polishes, adhesives, paper products, paperboard and other manufacturing operations.

The invention discloses a production process of greaseproof paper. The production process includes: taking a needle pulp board and a nonfluorescent bamboo pulp board, pulping, preparing pulp, slushing, applying glue, papermaking on a screen, pressing, pre-drying, surface-gluing, post-drying, press-polishing, controlling quality, coiling, and packing to obtain the finished paper, wherein weight percent of the needle pulp board and the nonfluorescent bamboo pulp board is 30+ / -5% and 70+ / -5%, preferred ratio of the needle pulp board to the nonfluorescent bamboo pulp board is 30%:70%, speed of papermaking on the screen is 90m / min, mass concentration of the screen is 0.45-0.55%, preferred pulping grinding teeth are 2.2mm in width, 1.9mm in teeth channel width, and 3.6mm in teeth depth, preferred press polishing machine is a four-roller soft press polishing machine with double pressing areas, preferred raw material is food grade, and preferred pipeline is made of 304L type stainless steel. By the production process, potential safety hazard due to larger amount of oil-proofing agent used in the greaseproof paper in traditional production process is avoided, and amount of the oil-proofing agent used in the greaseproof paper is reduced greatly. The greaseproof paper produced by the process has fine gloss, tightness, and oil resistance, and reaches food grade.

The invention provides a waterproof flame-retardant paper cone, a speaker and a preparation method of the paper cone. The waterproof flame-retardant paper cone is composed of pulp, the front surface of the waterproof flame-retardant paper cone contains a waterproof agent, and the back surface of the paper cone contains a flame retardant. According to the waterproof flame-retardant paper cone provided by the invention, the suitable pulp is selected, so that acoustic performance and tone of the paper cone are ensured; at the same time, the paper cone is subjected to waterproof treatment and flame-retardant treatment, the front surface of the paper cone is coated with the waterproof agent, the back surface is coated with the flame retardant, so that the usage amount of the flame retardant andthe waterproof agent can be reduced, the weight increment of the paper cone can be effectively controlled within 5% without affecting the paper pulp composition of the paper cone, the problem that effects are affected because a mutual reaction exists when the flame retardant and the waterproof agent are mixed for use is avoided, the flame retardant grade can reach V-0, the waterproof grade can reach IPX-7, and the flame-retardant waterproof effects are excellent; and the paper cone has good effects when used in the speaker, and has wide market prospects.

The invention provides a preparation method for a surface sizing agent emulsion. The preparation method comprises the following steps: mixing a cationic polymer with water; adding molten AKD (alkyl ketene dimer) wax and paraffin wax at 70-75 DEG C; and then homogenizing in a condition of 10-15 Mpa, so as to obtain the surface sizing agent emulsion, wherein the cationic polymer is prepared by reacting a cationic monomer, starch, hydrogen peroxide, silane and sulphuric acid under the action of an initiator; the surface sizing agent emulsion comprises the following components in parts by weight: 80-90 parts of the AKD wax, 10-20 parts of the paraffin wax, 5-25 parts of the cationic polymer, and 300-590 parts of water, wherein the total of the AKD wax and the paraffin wax is 100 parts by weight. The high-performance sizing agent emulsion provided by the invention is a high-performance and environment-friendly product capable of meeting application for a papermaking coatings; the product is capable of obviously improving the hydrophobicity of paper, reducing the Cobb value, and improving the surface strength of the paper in case of being applied to surface sizing for the paper.

The invention provides a higher aliphatic alcohol emulsion antifoaming agent. The antifoaming agent is prepared from rice bran wax, ax, alkane or vegetable fat, a surfactant, a thickening gent, a bactericide and water, and the rice bran wax is the active component of the emulsion antifoaming agent. The rice bran wax takes higher aliphatic acid, higher aliphatic alcohol and higher aliphatic alcohol ester as main components and contains abundant hexacosanol, octacosanol, triacosanol and corresponding alcohol ester. The higher aliphatic alcohol emulsion prepared from the rice bran wax is applicable to foam control in each section of pulping and papermaking, particularly a papermaking system and foam control of papermaking wet-ends.

The invention provides a high-alcohol emulsion type antifoaming agent for a low-temperature paper making system. The antifoaming agent comprises the components of high alcohol, a nonionic surfactant, an anionic surfactant, high alcohol polyether ester, a wax-shaped substance, a thickening agent and water. In the invention, after the high alcohol polyether ester is introduced, the problem that theantifoaming effect of the high alcohol emulsion is poor under a low temperature condition is solved, thus the high alcohol emulsion can keep outstanding antifoaming performance under the low temperature paper making system, and the storage stability of the high alcohol emulsion can also be enhanced.

Cellulosic tissue sheets having temporary moisture barrier properties are prepared by applying a solution of reactive size in emollient at an elevated temperature to a previously formed tissue sheet.

The invention discloses a lacquer wax sizing agent and a preparation method of the lacquer wax sizing agent. The lacquer wax sizing agent belongs to the field of sizing agents in papermaking. The lacquer wax sizing agent is produced by taking lacquer wax extracted from lacquer tree seeds, starch / modified starch, an enhancer, chitosan, acetic acid, citric acid or hydrochloric acid as raw materials and taking an emulsifying tank, a rosin cooking tank and a mixing and stirring tank as production equipment; the production method is simple in process, nontoxic, free of chemical pollution and mild in reaction condition, and the lacquer wax sizing agent is high in quality, good in service effect and purely natural in raw materials and can be used as an internal sizing agent or a surface sizing agent; by using the lacquer wax sizing agent, performances such as the water resistance, oil resistance, printing ink resistance and the like of a paper product can be effectively improved, and meanwhile, the smoothness, stiffness, barrier property, antibacterial property and printability of paper can be improved.

The invention provides a preparation method for a surface sizing agent emulsion. The preparation method comprises the following steps: mixing a cationic polymer with water; adding molten AKD (alkyl ketene dimer) wax and paraffin wax at 70-75 DEG C; and then homogenizing in a condition of 10-25 Mpa, cooling, and then adding glyoxal, so as to obtain the surface sizing agent emulsion, wherein the cationic polymer is an aqueous dispersoid copolymerized from a cationic monomer, a (methyl) acrylate monomer and (methyl) styrene, and prepared by taking gelatine as a dispersing agent, taking a cationic and non-ionic compound surfactant as an emulsifying agent, taking 2,2'-azo-bis (amidino-propyl) dihydrochloride as an initiator, and performing free radical emulsion polymerization on the mixed monomers; the surface sizing agent emulsion comprises the following components in parts by weight: 80-90 parts of the AKD wax, 10-20 parts of the paraffin wax, 25-100 parts of the cationic polymer, 1-5 parts of glyoxal, and 270-610 parts of water, wherein the total of the AKD wax and the paraffin wax is100 parts by weight. The surface sizing agent emulsion provided by the invention is capable of obviously improving the hydrophobicity of paper and improving the surface strength of the paper.

The invention relates to a waterproof and oilproof agent as well as a preparation method and application thereof. The waterproof and oilproof agent is prepared from the following components in percentage by weight: 30%-50% of styrene acrylic polymer, 5%-10% of beeswax emulsion, 2.5%-4.5% of polyvinyl alcohol, 2%-5.5% of modified starch, 0.5%-2% of plasticizer and 28%-60% of deionized water. The waterproof and oilproof agent is good in film-forming property; beeswax emulsion in a formed coating and the styrene-acrylic acid polymer are combined to form a hydrophobic and oleophobic surface layer;meanwhile, the hydrophobic and oleophobic surface layer is compounded with the modified starch, so that the waterproof and oilproof effects of the waterproof and oilproof coating on food-grade raw paper are obviously improved; the waterproof and oilproof properties of the waterproof and oilproof agent are extremely good; the waterproof and oilproof agent can completely replace traditional waxing,silicon coating and laminating processes; and the paper can directly enter a papermaking pulping system to be recycled when being recycled, the pollution of the laminated paper to the environment isreduced; and therefore, the waterproof and oilproof agent is an environment-friendly material.

The invention discloses active carbon filtering paper which is prepared from the following raw materials in parts by mass: 50-100 parts of wood pulp fibers, 80-100 parts of Lyocell fibers, 50-100 parts of viscose fibers, 250-400 parts of active carbon, 50-100 parts of anthracite filter media, 1-10 pars of polyurethane acrylic resin, 2-10 parts of polyurethane resin, 2-8 parts of chloride vinyl resin, 3-5 parts of polyvinyl alcohol, 1-2 parts of a sodium carboxymethylcellulose emulsifier, 2-3 parts of a stabilizer, 1-3 parts of a solidifier and 2-3 parts of an initiator. The active carbon filtering paper is high in wet anti-tension index and excellent in filtering effect and has the advantages of long service life, simple production technology, convenience in control, low cost and the like.

A process for making paper substrates having a soft feel involving: (a) providing a paper substrate; (b) providing an emulsion containing: (i) a polyol poly-12-hydroxystearate; (ii) a wax ester; and (iii) a wax; and (c) impregnating the paper substrate with the emulsion.

A method for manufacturing outer bag paper of fruit raising bags by using adherography comprises repulping, slurry matching, net portion shaping, dehydrating by squeezing, stoving, rolling and separately cutting body paper products obtained by rewinding. Offset printing comprises mixing black printing ink and printing on a machine. The outer bag paper of the fruit raising bags produced by the method can be separated into body paper and an ink layer, shading performance is achieved by printing the black ink layer on the body paper, and the method has the advantages of being simple in body paper production process, capable of producing by using a long net paper machine, rapid in speed, low in cost, less in pollution and the like, and simultaneously solves the problem that carbon black in a lamination method and used in the liquid for dying causes pollution, use ratio is low, a circular net paper machine is slow in speed and the like. The black printing ink is used for printing, anti-liquid-permeation performance of the paper can be improved, simultaneously the paper has good opaqueness, is not prone to fade, keeps high compliance and air permeability.