CN101228315A - Reduced shear cellulose reactive sizing agent for wet end applications - Google Patents
Reduced shear cellulose reactive sizing agent for wet end applications Download PDFInfo
- Publication number
- CN101228315A CN101228315A CNA2005800496769A CN200580049676A CN101228315A CN 101228315 A CN101228315 A CN 101228315A CN A2005800496769 A CNA2005800496769 A CN A2005800496769A CN 200580049676 A CN200580049676 A CN 200580049676A CN 101228315 A CN101228315 A CN 101228315A
- Authority
- CN
- China
- Prior art keywords
- emulsion
- paper
- polymer
- starch
- cationic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/03—Non-macromolecular organic compounds
- D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
- D21H17/14—Carboxylic acids; Derivatives thereof
- D21H17/15—Polycarboxylic acids, e.g. maleic acid
- D21H17/16—Addition products thereof with hydrocarbons
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/26—Agents rendering paper transparent or translucent
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/28—Starch
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/22—Agents rendering paper porous, absorbent or bulky
- D21H21/24—Surfactants
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
Abstract
The invention relates to a method for sizing a paper product that involves the steps of (a) providing a paper stock system; (b) forming, in the absence of high shearing forces, an aqueous sizing emulsion comprising an alkenylsuccinic anhydride component; (c) submitting the emulsion formed from step b to a post-dilution step in the presence of a cationic component under conditions, in the absence of high shearing forces, that produce a post-diluted emulsion having improved sizing efficacy; (d) adding the post-diluted emulsion to the paper stock; and (e) forming a paper web.
Description
Background technology
As you know, the applying glue that is applied to paper is meant the moisture resistance of fibre substrate or the anti-liquid performance to the page infiltration.For many years, alkenyl succinic anhydride cellulose reactive sizing agent water-based disperses to be widely used in paper and the cardboard process industry, to printing paper, writing paper and bleaching with all kinds of other paper of level such as bleached paperboard and cardboard do not carry out applying glue.The cellulose reactive alkenyl succinic anhydride is given paper and board product hydrophobicity.
We call internal sizes or surface glue producing the used chemical substance of applying glue.Internal sizes can be a gum rosin, also can be rubber polymer, as alkenyl succinic anhydride or other materials.Internal sizes is to be added in the paper pulp before paper sheet formation, and this class sizing agent of surface glue is to add behind paper sheet formation again, is to be added on the applying glue coating machine usually mostly, but also can adopts the spraying applying glue sometimes.
When using the alkenyl succinic anhydride sizing agent, generally it to be distributed in CATION such as starch or polymer or the both sexes hydrophilic substance.The alkenyl succinic anhydride sizing emulsions that gauze will be scattered in starch or the polymer before being shaped is added in the slush pulp, and this mode that adds the alkenyl succinic anhydride sizing emulsions in paper manufacturing systems is commonly referred to interpolation of alkenyl succinic anhydride green end or inner the interpolation.
Use the conventional emulsification method following shortcoming to be arranged: in cationic starch, to carry out ASA emulsification, need higher starch/glue ratio at cellulose reactive sizing agents such as green end application alkenyl succinic anhydrides.Except that this problem, be stablized, high-quality ASA emulsion, also need high-quality starch.In cationic polymer or starch-grafted polymer, carry out ASA emulsification,, need possess and to form polymer stable, high-quality ASA emulsion though the ratio of polymer/glue is lower than starch.And in starch or polymer solution, carry out traditional ASA emulsification, also need to possess shear conditions.
So, want to develop a kind of at the modification method of green end to the paper applying glue, when carrying out ASA emulsification, will use low shear equipment simpler and that expense is lower with this method.
Summary of the invention
The present invention relates to a kind of paper product glue applying method, may further comprise the steps: the paper pulp system (a) is provided; (b) do not using under the high-shear conditions, forming the water-based sizing emulsions that contains alkenylsuccinic anhydride component; (c) emulsion that step b is formed is carried out back dilution operation, has cationic components in this operation, does not use high shear force, and the process conditions of use make the applying glue usefulness improvement of diluting emulsion behind the gained; (d) the back diluting emulsion is added in the paper pulp; And (e) form gauze.
In one embodiment, the present invention relates to the paper that utilizes the said method manufacturing to form.
In one embodiment, the present invention relates to a kind of method, comprising the paper product applying glue:
(a) provide the paper pulp system;
(b) do not using under the high-shear conditions, forming the water-based sizing emulsions that contains alkenylsuccinic anhydride component;
Wherein, among the preparation technology of described emulsion, have cationic components, do not use high shear force, used process conditions are improved the applying glue usefulness of gained emulsion;
(d) emulsion is added in the paper pulp; And
(e) form gauze.
With reference to following described content and claims, can better understand above-mentioned and other feature of the present invention, aspect and advantage.
The specific embodiment
If among the embodiment or other local not specified (NS)s, data such as relevant component content, reaction condition or statement in this specification and claims should be interpreted as in all cases and all be modified by " approximately " speech.Various number ranges are disclosed in the present patent application.Because these scopes are continuous, so they comprise each value between minimum of a value and maximum.If do not specialize in addition, among the application, each number range is approximate extents.
In the preceding emulsion for preparing of back dilution operation, comprise the emulsion that contains alkenyl succinic anhydride, compare that the emulsion that reducers' preface is handled after the warp is improved applying glue usefulness with the emulsion of handling without back dilution operation.For example, can comprise alkenylsuccinic anhydride component in this emulsion, this component comprises the alkenylsuccinic anhydride particles that is suspended in the starch ingredients, and this starch ingredients comprises the emulsified starch that is selected from nonionic starch, anionic starch, cationic starch and composition thereof.The starch that uses in the emulsion process can be from corn, potato, wheat, cassava or Chinese sorghum, and might carry out modification to it with enzyme, high temperature or chemistry/thermal transition technology and handle.
Perhaps, this emulsion can comprise alkenylsuccinic anhydride component, comprises the alkenylsuccinic anhydride particles that is suspended in the aqueous polymer solution that is selected from cationic polymer, non-ionic polymers, anionic polymer, ethene addition polymer, condensation polymer and composition thereof in this component.In an example, the present invention includes the alkenylsuccinic anhydride component that is suspended in the water, this component comprises (i) alkenylsuccinic anhydride particles and (ii) surface active agent composition.
Emulsion in the step (b) can be by any suitable method preparation.In general, this emulsion is with the preparation of emulsifying agents such as surfactant, wherein can add nonessential compositions such as cationic polymer or cationic starch.The weight ratio of alkenyl succinic anhydride and polymer or starch solids is generally 1: 0.02-1: 1, perhaps 1: 0.05-1: 0.5, perhaps 1: 0.1-1: 0.2.For example, in one embodiment, to contain (i) alkenyl succinic anhydride and the (ii) alkenylsuccinic anhydride component water emulsification of surface active agent composition, formation has and is suspended in the water, contains (i) alkenylsuccinic anhydride particles and the (ii) emulsion of the alkenylsuccinic anhydride component of surface active agent composition, thereby can make the described emulsion of step (b).Perhaps, alkenylsuccinic anhydride component (the optional surfactant that contains) use polymer solution emulsification can be formed the emulsion in the step (b).Can use polyethylene glycol alkyl ether or a kind ofly be selected from following surfactant and form sizing emulsions: sulfosuccinate, alkylamide and aryl amide, and primary, secondary, tertiary amine and corresponding quaternary ammonium salt thereof, aliphatic acid, ethoxylated fatty acid, fatty alcohol, ethoxylized fatty alcohol, fatty ester, the ethoxylated fat ester, ethoxylated triglycerides, some ethoxylation lanolin, sulfonated amine, the sulfonation acid amides, the ethoxylation polymer, the propoxylation polymer, the ethoxylated/propoxylated copolymer, polyethylene glycol, phosphate, the phosphorylation fatty acid ethoxylate, the phosphated alcohol ethoxylate, alkyl sulfonic ester, aromatic yl sulphonate, alkyl sulfate, aromatic yl acid ester and combination thereof.
The polymer that alkenyl succinic anhydride emulsification is used (when the present invention uses polymer) can be any polymer of producing emulsion of the present invention.The polymer that is adapted at using in the glueing composition emulsion described herein comprises polymerization stabilizer, it comprise have anion, the ethene addition and the condensation polymer of CATION, nonionic and both sexes charge characteristic, electric charge replaces and to account for 0 to about 90%, and more preferably 0 to about 10%.In addition, the molecular weight of above-mentioned synthetic polymerization stabilizer is about 10 usually, 000-10, and 000,000 dalton, perhaps about 100,000-2,000,000 dalton, perhaps about 200,000-1,000,000 dalton.All molecular weight mentioned in this article are weight average molecular weight.
In general, the water-soluble polymer that is fit among the present invention is cationic ethylene addition polymer, anion ethene addition polymer, neutral polymer, amphiphilic polymers and condensation polymer.
Suitably the example of polymer comprises that molecular weight is 10,000-3,000,000 daltonian water-soluble polymer.The water-soluble polymer in fact that the present invention uses includes but not limited to homopolymers and copolymer, and can form the combination of terpolymer and quadripolymer, they are made of following monomer: acrylamide, dimethyl diallyl ammonium chloride, dimethylaminoethyl acrylate, the dimethylaminoethyl acrylate quaternary ammonium salt, the acrylic acid lignocaine ethyl ester, acrylic acid lignocaine ethyl ester quaternary ammonium salt, the first dimethylaminoethyl acrylate, first dimethylaminoethyl acrylate quaternary ammonium salt, first dimethylaminoethyl acrylate and quaternary ammonium salt thereof, first acrylamide propyl trimethyl ammonium chloride, acrylic acid.The polymer that is fit to also comprises acrylamide polymer and the copolymer that generates through the Mannich reaction, and in one embodiment, its corresponding M annich quaternary ammonium salt also may be a water-soluble polymer.Other water-soluble polymers for example comprise the copolymer that is made of water-soluble and aqueous dispersion styrene-alkyl acrylate, styrene alkyl acrylic resin, styrene maleic acid, styrene-maleic acid acid amides, styrene maleic acid ester, styrene maleic acid carboxylic acid amide esters and corresponding salt thereof basically.In another embodiment, the polymer that is fit to comprises the aqueous dispersion that comprises above-mentioned monomer reaction product combination, contains polyvinyl alcohol, poly-(vinyl alcohol-vinylamine), its corresponding acetic acid esters or formic acid esters.Or the polyurethane dispersant of partial hydrolysis polymer or polyvinylamine.
Copolymer for example comprises N, the copolymer of N-dialkylamine-(methyl) alkyl acrylate and/or acid amides and/or (methyl) alkyl acrylate, styrene, isobutene, diisobutylene, vinyl acetate and/or acrylonitrile.Condensation copolymers for example comprises trimethylene diamines and 1,2-dichloroethanes or 1,3-dichloropropane; Aliphatic acid and diethylenetriamines, tetren or similarly poly-alkane alkene; Polyamide; Subsequent reactions product and chloropropylene oxide; Dimethylamine-chloropropylene oxide; The condensation copolymers of ethylenediamine polyacrylamide.For example comprise polyvinyl pyridine, gather-N-picoline hydrochloride, use the quaternised poly-condensation copolymers of trialkylamine chlorostyrene.United States Patent (USP) 4,657 discloses the such a polymer that is fit in 946,4,784,727,3,445,330,6,346,554, and it is this complete being incorporated herein by reference.
The natural polymer that comprises among the present invention, natural gum and extract thereof can be obtained from following material: guar gum, Arabic gum, agar, algin, carragheen, cellulose and derivative thereof, chitin, shitosan, gum dammar, glucan, dextrin, ethyl cellulose, gelatin, gellan gum, jalap (jalap), sea-tangle, locust bean, methylcellulose, frankincense, pectin, rhamsan gum, sandarac, tragacanth, welan gum (welan) and xanthans.The salt and the derivative that comprise these natural polymers herein.These polymer can be natural or salt or other derivatives (as the hydroxyethylation derivative) of deriving afterwards and forming.These products can be anion, CATION, both sexes or neutrality.
Emulsion can for example, can use the equipment that is selected from centrifugal pump, static on-line mixing device (static in-line mixer), peristaltic pump and combination thereof to obtain such shearing condition not using high-shear conditions (low shearing condition) preparation down.
Alkenylsuccinic anhydride component generally includes the alkenylsuccinic anhydride compounds that is made of the single aliphatic unsaturated hydrocarbon that is connected with succinic anhydride group.This alkenylsuccinic anhydride compounds is liquid normally, can be formed by maleic anhydride and the olefine reaction that is fit to.This alkenylsuccinic anhydride compounds also can be a solid.
In general, make isomerized C
14-C
20Monoolefine, preferably excessive internal olefin reacts being enough to form under the temperature and time of alkenylsuccinic anhydride compounds with maleic anhydride, can generate above-mentioned alkenylsuccinic anhydride compounds.
In preparation during alkenylsuccinic anhydride compounds, if the alkene that uses is not internal olefin, but alpha-olefin for example, that preferably turns to internal olefin with this olefin isomerization earlier.The alkene that uses during the preparation alkenylsuccinic anhydride compounds can be straight or branched alkene.More satisfactory alkene may comprise about at least 14 carbon atoms.For example United States Patent (USP) 4,040, disclose the typical structure of alkenylsuccinic anhydride compounds in 900, and this patent is this complete being incorporated herein by reference.For example C.E.Farley and R.B.Wasser, " The Sizing of Paper, Second Edition; " W.F.Reynolds writes, TAPPI Press, 1989, described alkenylsuccinic anhydride compounds and preparation method thereof in the 51-62 page or leaf, the document is this complete being incorporated herein by reference.
May comprise the alkenyl succinic anhydride that hydrolysis takes place for some in the alkenylsuccinic anhydride component, its content may account for the 1-30wt% of alkenylsuccinic anhydride component gross weight.
Alkenylsuccinic anhydride component can comprise:
A.80-97 the substituted ring dicarboxylic anhydride of part following formula correspondence
Wherein, R represents dimethylene or trimethylene group, and R ' expression contains the hydrophobic grouping of 5 above carbon atoms, can be selected from alkyl, thiazolinyl, aralkyl or arylalkenyl;
Wherein, R
xBe the alkyl group that contains at least 5 carbon atoms, R
yBe the alkyl group that contains at least 5 carbon atoms, R
xAnd R
yCan exchange;
Wherein, R
xBe the alkyl group that contains at least 5 carbon atoms, R
yBe the alkyl group that contains at least 5 carbon atoms, R
xAnd R
yCan exchange; With
B.3-20 part polyalkylene glycol alkyl or polyalkylene glycol alkyl-aryl ether or be selected from the monoesters or the diester of following formula accordingly:
iii)
HO-[(CH
2)i-CH
2-CH
2-O]
m-R-C
nH
2n+1
iv)
HO-[(CH
2)i-CH
2-CH
2-O]m-C
nH
2n+1
Wherein, x and n are the integers between the 8-20; R is an aromatic yl group; M is the integer between the 5-20; I is 0,1 or 2.
The content of alkenylsuccinic anhydride component generally accounts for the 0.01wt% of emulsion gross weight, perhaps 0.1-20wt%, perhaps 0.3-15wt% at least in the emulsion.Alkenylsuccinic anhydride particles contained in the emulsion is generally 0.5 micron scope that arrives less than 3 microns.
When using surfactant to prepare emulsion, surface active agent composition comprises surfactant, after using emulsion that surfactant prepares and fibre substrate contact, understands combining of minimizing as far as possible and fibre substrate, gives fibre substrate useful applying glue simultaneously.Surface active agent composition plays emulsifying agent in emulsion preparation, can promote the emulsification of water component to alkenyl succinic anhydride.In general, surfactant is anion or nonionic, perhaps can be cationic and HLB value scope can be very big.
The surfactant that is fit to for example includes but not limited to alkyl and aryl primary, second month in a season, tertiary amine and quaternary ammonium salt, sulfosuccinate, aliphatic acid, ethoxylated fatty acid, fatty alcohol, ethoxylized fatty alcohol, fatty ester, ethoxylated fat ester, ethoxylated triglycerides, sulfonation acid amides, sulfonated amine, ethoxylation polymer, propoxylation polymer or ethoxylated/propoxylated copolymer, polyethylene glycol, phosphate, phosphorylation fatty acid ethoxylate, phosphated alcohol ethoxylate accordingly, and alkyl and aromatic yl sulphonate and sulfuric ester.In the surfactant that is fit to, preferred activating agent for example includes but not limited to acid amides, ethoxylation polymer, propoxylation polymer or ethoxylated/propoxylated copolymer; Fatty alcohol, ethoxylized fatty alcohol, fatty ester, carboxylation alcohol or alkyl phenol ethoxylate, carboxylic acid, aliphatic acid, the DAADBSA ester derivant, ethoxylated alcohol, ethoxylized fatty alcohol, ethoxylated alkyl phenols, ethoxylated amine, the ethoxylation acid amides, the ethoxylation aryl phenol, ethoxylated fatty acid, ethoxylated triglycerides, the ethoxylated fat ester, the ethoxylation glycol ester, polyethylene glycol, fatty acid ester, glyceride, glycol ester, some lanolin radical derivative, monoglyceride, diglyceride and derivative thereof, the alkene sulfonic acid ester, phosphate, the phosphorus organic derivative, the phosphorylation fatty acid ethoxylate, the phosphated alcohol ethoxylate, polyethylene glycol, polymerization polysaccharide, propoxylation and ethoxylated fatty acid, alkyl and aromatic yl acid ester and sulphonic acid ester, ethoxylated alkyl phenols, the sulfosuccinamic acid ester, sulfosuccinate.
In one embodiment, surface active agent composition comprises amine, and it is selected from following structural formula (I)
The quaternized salt of shown trialkylamine and dimethyl suflfate thereof, the quaternized salt of benzyl chloride and the quaternized salt of dithyl sulfate, wherein, R
1Be methyl or ethyl, R
2Be methyl or ethyl, R
3Be alkyl, 14-24 carbon atom arranged.In another embodiment, do not comprise this amine in the surfactant.
Surface-active contents can account for about 0.1-20wt% of alkenylsuccinic anhydride component.
Have now found that the result that the material of below enumerating can not obtain to suit under certain conditions (paper product of production does not have useful applying glue): sorbitan mono-laurate (Arlacel 20), ethoxylation sorbitan trioleate (Tween 85), propoxylation lanolin (SolulanPB-5), ethoxylation lanolin (Laneto 100), sorbitan trioleate (Span 85), isostearic acid alkanolamide (Monamid 150-IS), hydroxylated milk glyceride class (Cremophor HMG), two (tridecyl) ester sodium (AEROSOL TR-70) of sulfosuccinic acid.
Back dilution operation generally includes mixes emulsion and cationic components under spontaneous (autogenous) condition.Cationic components can be selected from cationic starch, cationic polymer, cationic starch graft polymers and composition thereof, can also be selected from cationic ethylene addition polymer, CATION condensation polymer and combination thereof.The starch that uses in the back dilution operation can be from corn, potato, wheat, cassava or Chinese sorghum, and might use the in addition modification of enzyme, high temperature or chemistry/thermal transition technology.The starch that uses in the back dilution operation must be cationic.
In the back dilution operation, the ratio of cationic components solid and alkenyl succinic anhydride should be 0.1: 1-4: 1, but might be greater than 50: 1 under some situation, this ratio depends on concrete paper product demands of applications.
When implementing the inventive method, temperature generally is lower than 50 ℃, and the pH value becomes with actual conditions, for example, can be 4-8, perhaps 6-8.Dilution operation in back is generally carried out under low shearing condition, for example can produce so low shearing condition by the equipment that is selected from magnetic stirring bar in centrifugal pump, static on-line mixing device, peristaltic pump, the beaker and combination thereof.Though dilution operation in back is by the typical method operation in some embodiment, if with alkenyl succinic anhydride with a kind of cationic components emulsification, dilute and it is carried out the back with another kind of cationic components, this method of operating also is fine.
In the step (c), mixing time generally is no more than 1 minute.For example, can be 1-20 second.
The stability of back diluted composition can change, and for example, the time that keeps stable can be 1-6 hour.
Method of the present invention has very big advantage.For example, compare with the paper of using the composition manufacturing of not carrying out back dilution operation, the applying glue of the paper according to the present invention after the applying glue generally will exceed 20%.Can adopt the paper of the inventive method applying glue can be selected from cardboard paper, fine paper, news printing paper and combination thereof.Equally, the present invention can also be applied to the paper after applicant's invention is handled.
The invention will be further described with illustrative embodiment below, if do not explain in addition, wherein all parts and percentage number average are by weight.
Embodiment
Page research---embodiment 1-12
This example is to estimate low alkenyl succinic anhydride (ASA) performance of shearing, method of operating is as follows: water, polymer or starch prepare the ASA emulsion, determine the emulsion particle size distribution characteristic, then emulsion are added in the pulp material, the shaping page is measured the applying glue of handsheet.At last than higher shear tradition ASA emulsion and the low performance of shearing emulsion.
Use centrifugal pump in water, to hang down and shear ASA emulsification---method 1
Using single impeller, open charging, a power is 1 horsepower centrifugal pump, will contain 5%Brij
The alkenyl succinic anhydride of 98 surfactants (ASA) emulsification in water, rotating speed is 1700rpm.The low centrifugal pump of shearing links to each other with the water service device, utilizes the pressure operation centrifugal pump in the water service device.Do not regulate running water pH or temperature before the emulsification.ASA sends into centrifugal pump through gear pump from Calibration Column (calibration column).ASA enters the water inlet in centrifugal pump dead ahead.Water flow velocity is about 1L/min, and the ASA flow velocity is about 240mL/min.Centrifugal pump adopts disposable emulsification program, not circular treatment.The ASA emulsion that makes contains 19wt%ASA.
Use centrifugal pump in polymer or starch solution, to hang down and shear ASA emulsification---method
2
Basically according to the method for operating of above-mentioned emulsification in water, in polymer or starch solution to containing 5%Brij
The ASA of 98 surfactants carries out emulsification, and different is, uses the change-speed gearing pump to add polymer or starch in this method in waterline, and polymer or starch is with before ASA stream mixes, and elder generation is with online static mixer stirring.Centrifugal pump moves under 1700-3600rpm, and ASA content is approximately becoming with concrete research situation between the 3-10wt% in the emulsion.The overall flow rate of water, ASA and polymer or starch is about 1L/min.
The high-shear emulsifying of ASA
Use domestic stirrer, prepare high shear ASA (BAYSIZE with polymer or starch solution
I size 18 (LANXESS company)) emulsion, at a high speed, 90-180 second.See embodiment for details.
Emulsion particle size is analyzed
Use commercial optical scatter analyzer Horiba LA-300 to determine emulsion particle size.The result represents with average particle size particle size (micron).
The handsheet preparation method who uses among the embodiment 1-10
To being refined to Canadian Standard Freeness (CSF), adding the winnofil of 10wt% in by each 50% 500mL pulp material that mixes of bleached hardwood and softwood kraft, use this pulp preparation handsheet, pH is transferred to 7.8.
Use deionized water to prepare slurry, and add 80ppm sodium sulphate and 50ppm calcium chloride in addition.
With a collection of solids content be 0.71%, the paper pulp that wherein contains 17g cellulose fiber peacekeeping calcium carbonate uses the ASA emulsion that is diluted to 0.25wt% by running water to handle, ceaselessly stir simultaneously.Also will add alum in this batch paper pulp in preceding 30 seconds in adding ASA emulsion, consumption is by the dried fiber of 5 lb/ tons.Contact after 60 seconds, the consumption by the dried fiber of 1 lb/ ton adds anionic retention aids again, stirs 15 seconds.
The use standard (8 " * 8 ") Nobel ﹠amp; Woods handsheet mould forms three pages of 5.0g paper, and basic weight is 121g/m
2Each page of extruding between pneumatic roller pulp extruding machine nip woollen blanket, pressure is 15psig, and dry on 240 spin-driers.
Page applying glue assessment process
Utilize the test of 2-min Cobb test (Cobb test) or anti-ink bleed (Ink PenetrationHoldout) to estimate the sized paper performance.
2-min Cobb test
Utilize 2-min Cobb method of testing to detect the applying glue of handsheet, operate according to tappi test method T441 om-90.Use 100-cm in this test
2Ring.
Anti-ink bleed property testing
When measuring anti-ink bleed, remove and use United States Patent (USP) 5,483, outside the instrument, other steps are all basic identical with TAPPI method T 530 pm-89 described in 078.This test is to measure ink to make page contact-making surface quantity of ink reduce to the used time (by second) of initial value 80% after spreading and sinking in out in back side of its contact page face.Contain 1.25% naphthol green B dyestuff (being transferred to pH7) in the ink with buffer solution.Suppose test value with page basic weight value cube variation change, with the page basic weight test value is carried out standardization.The result shows with stopwatch.
Embodiment 1
The alkenyl succinic anhydride (ASA) that will contain 5wt%Brij 98 surfactants is added to high molecular weight cation acrylamide polymer (BAYSIZE
E LS polymer, LANXESS company) emulsification in the aqueous solution, sizing agent and polymer solids ratio are 1/0.1.
Use centrifugal pump, carry out emulsification according to method 2, rotating speed is 3000rpm.In the emulsion process, ASA stream is 53mL/min, and 10.8% (w/w) polymer solution flow is 47mL/min, and current are 1030mL/min.Sizing agent content is 4.88% (w/w) in the emulsion.Emulsion particle size is 1.18 microns.Use this emulsion preparation handsheet, and measure the handsheet applying glue with 2-min Cobb method of testing.
Embodiment 2 (comparison)
With BAYSIZE I size 18 (LANXESS company) emulsification in high molecular weight cation acrylamide polymer (BAYSIZE E LS polymer, the LANXESS company) aqueous solution, sizing agent and polymer solids ratio are 1/0.1.In the emulsion process, 20.2g BAYSIZE I size 18 (LANXESS company) is added in 2.02/100g (w/w) polymer solution, uses domestic stirrer high-speed stirred 3 minutes.Emulsion particle size is 0.72 micron.With this emulsion preparation handsheet, and measure the handsheet applying glue with 2-min Cobb method of testing.
Table 1. is through the sizing agent performance of high-molecular cationic polymer emulsification
| Embodiment | 2-min Cobb applying glue (g/m 2) | |||
| 4.25 lb/t sizing agent | 5.25 lb/t sizing agent | 6.25 lb/t sizing agent | 4.25 lb/t sizing agent, 5 lb/t alum | |
| Embodiment 1 | 54.5 | 35 | 30.5 | 26.5 |
| Embodiment 2 (comparison) | 38.0 | 28.5 | 30.0 | 25.5 |
When using the low dosage sizing agent, the page applying glue that the low ASA (embodiment 1) of shearing emulsion obtains is poorer than high shear ASA emulsion (embodiment 2), but after increasing the sizing agent consumption or adding 5 lb/t alum, the applying glue of two kinds of sizing agents is about the same.
Embodiment 3
The ASA that will contain 5wt% (w/w) Brij 98 surfactants is at low molecular weight cationic acrylamide polymer (BAYSIZE
E HE polymer, LANXESS company) emulsification in the aqueous solution, sizing agent and polymer solids ratio are 1/0.15.
Use centrifugal pump, carry out emulsification according to method 2, rotating speed is 1700rpm.In the emulsion process, ASA stream is 50mL/min, and 26% (w/w) polymer solution flow is 26mL/min, and current are 1909mL/min.Sizing agent content is 4.8wt% in the emulsion.Emulsion particle size is 2.3 microns.Use this emulsion preparation handsheet, and measure the handsheet applying glue with 2-min Cobb method of testing.
Embodiment 4 (comparison)
BAYSIZE I size 18 (LANXESS company) is carried out emulsification in low molecular weight cationic acrylamide polymer (BAYSIZE E HE polymer, the LANXESS company) aqueous solution, sizing agent and polymer solids ratio are 1/0.15.In the emulsion process, 20.2gBAYSIZE I size 18 (LANXESS company) is added in 101g, 3% (w/w) polymer solution, uses domestic stirrer high-speed stirred 3 minutes.Emulsion particle size is 1.1 microns.With this emulsion preparation handsheet, and measure the handsheet applying glue with 2-min Cobb method of testing.
The table 2. polymer emulsified sizing agent performance of low molecular weight cationic
| Embodiment | 2-min Cobb applying glue (g/m 2) | |||
| 4.5 lb/t sizing agent | 5.5 lb/t sizing agent | 6.5 lb/t sizing agent | 4.5 lb/t sizing agent, 5 lb/t alum | |
| Embodiment 3 | 104.5 | 73.0 | 28.0 | 25.5 |
| Embodiment 4 (comparison) | 66 | 36.5 | 29.5 | 26.5 |
When using the high dose sizing agent, relatively use the low shearing ASA of low molecular weight cationic polymer (embodiment 3) emulsification and with the applying glue between the high shear ASA of identical low molecular weight cationic polymer (embodiment 4) emulsification.Applying glue when also relatively low dosage sizing agent and alum together use in addition.
Embodiment 5
To contain ASA emulsification in Hi-Cat CWS pregelatinized starch (Roquette) solution of 5% (w/w) Brij, 98 surfactants, sizing agent and starch solids ratio are 1/1.Use centrifugal pump, carry out emulsification according to method 2, rotating speed is 2400rpm.In the emulsion process, ASA stream is 44.5mL/min, and 4.19% (w/w) starch solution flow is 955.5mL/min, does not have current.Sizing agent content is 4.21% (w/w) in the emulsion.Emulsion particle size is 3.6 microns.Use this emulsion preparation handsheet, and measure the handsheet applying glue with 2-min Cobb method of testing.
Embodiment 6
To contain ASA emulsification in running water of 5% (w/w) Brij, 98 surfactants.
Use centrifugal pump, carry out emulsification according to method 1, rotating speed is 1700rpm.In the emulsion process, ASA stream is 44.5mL/min, and current are 955.5mL/min.Sizing agent content is 4.2% (w/w) in the emulsion.Emulsion particle size is 1.5 microns.With 4.19% (w/w) Hi-Cat CWS pregelatinized starch (Roquette) solution emulsion is carried out back dilution, behind the gained in the diluting emulsion sizing agent and starch solids ratio be 1/1.Use this emulsion preparation handsheet, and measure the handsheet applying glue with 2-min Cobb method of testing.
Embodiment 7 (comparison)
With BAYSIZE I size 18 (LANXESS company) emulsification in Hi-Cat CWS pregelatinized starch (Roquette) aqueous solution, sizing agent and starch solids ratio are 1/1.
In the emulsion process, 8.08g BAYSIZE I size 18 (LANXESS company) is added in 191.92g, 4.19% (w/w) starch solution, uses domestic stirrer high-speed stirred 90 seconds.Emulsion particle size is 0.62 micron.With this emulsion preparation handsheet, and measure the handsheet applying glue with 2-min Cobb method of testing.
Table 3. is with starch emulsification or with the sizing agent performance of diluting behind the starch
| Embodiment | 2-min Cobb applying glue (g/m 2) | ||
| 4.25 lb/t sizing agent | 5.25 lb/t sizing agent | 6.25 lb/t sizing agent | |
| Embodiment 5 | 44.0 | 26.5 | 27.0 |
| Embodiment 6 | 137.5 | 72.5 | 33.5 |
| Embodiment 7 (comparison) | 34.0 | 27.0 | 25.5 |
The low shearing ASA (embodiment 5) of emulsification obtains approximate effect with the high shear ASA (embodiment 7) of emulsification in identical starch solution in cationic starch solution.Water emulsification and with the low ASA that shears of dilution behind the starch solution, making sizing agent and starch solids ratio is 1/1 o'clock, applying glue is relatively poor.
Embodiment 8
BAYSIZE with 1140.53% (w/w)
E HE polymer (LANXESS company) aqueous solution emulsification 6.0g, contain the ASA of 5wt%Brij 98 surfactants, used the domestic stirrer stirring at low speed 30 seconds.Emulsion particle size is 1.3 microns.With this emulsion preparation handsheet, page is manufactured paper with pulp in the process, handles each page with 5 lb/t alum.Measure the handsheet applying glue with the 2-minCobb method of testing at last.
Embodiment 9
With 6.0g, contain ASA emulsification in 114.0 g running water of 5% (w/w) Brij, 98 surfactants, with domestic stirrer stirring at low speed 30 seconds.Emulsion particle size is 0.95 micron.Use 190g, 0.026wt% low molecular weight cationic acrylamide polymer BAYSIZE E HE (LANXESS company) back dilution 10g emulsion again.With this emulsion preparation handsheet, in the process of manufacturing paper with pulp, handle each page with 5 lb/t alum.Measure the handsheet applying glue with 2-min Cobb method of testing at last.
Embodiment 10 (comparison)
BAYSIZE I size 18 (LANXESS company) is carried out emulsification in low molecular weight cationic acrylamide polymer BAYSIZE E HE (LANXESS company) aqueous solution, sizing agent and polymer solids ratio are 1/0.1.In the emulsion process, 20g BAYSIZE I size 18 (LANXESS company) is added in 100g, 2% (w/w) polymer solution, uses domestic stirrer high-speed stirred 3 minutes.Emulsion particle size is 1.0 microns.With this emulsion preparation handsheet, in the process of manufacturing paper with pulp, handle each page with 5 lb/t alum.Measure the handsheet applying glue with 2-min Cobb method of testing at last.
The sizing agent performance that table 4. is polymer emulsified with low molecular weight cationic or dilute the back
| Embodiment | 2-min Cobb applying glue (g/m 2) | ||
| 4.0 lb/t sizing agent, 5 lb/t alum | 5.0 lb/t sizing agent, 5 lb/t alum | 6.0 lb/t sizing agent, 5 lb/t alum | |
| Embodiment 8 | 24.6 | 18.8 | 26.9 |
| Embodiment 9 | 35.0 | 27.4 | 15.3 |
| Embodiment 10 (comparison) | 25.7 | 24.4 | 24.1 |
As shown in table 4, behind the use alum, the low ASA performance of shearing improves in the process of manufacturing paper with pulp.The low shearing ASA (embodiment 8) of emulsification compares with high shear ASA (embodiment 10) in the low molecular weight cationic polymer, and in the using dosage scope of broad, both performances are about the same.In water emulsification and with the applying glue of the low shearing ASA (embodiment 9) that dilutes behind the polymer solution than poor with polymer emulsified ASA, but difference is very little between the two.
Embodiment 11
With 6.0g, contain ASA emulsification in the 114.0g running water of 5% (w/w) Brij, 98 surfactants, with domestic stirrer stirring at low speed 30 seconds.Emulsion particle size is 1.03 microns.Be diluted to 0.25% (w/w) with running water after with emulsion again, use the reclaimed materials that obtains from cardboard source mill to produce handsheet then.In the process of manufacturing paper with pulp, each batch handled by the dried fiber consumption of 12 lb/t with aluminium polychloride earlier.Handle after 30 seconds, in slurry, add the mixture of ASA emulsion and starch again by the consumption of 20 Ib dried starch/dried fiber of ton.Contact after 60 seconds, the consumption of pressing the dried fiber of 1lb/t again adds anionic retention aids, continues to stir 15 seconds.Adopt anti-ink bleed to test and estimate the page applying glue.
Embodiment 12 (comparison)
The present embodiment operation is substantially the same manner as Example 11, and different is to be separately to add ASA emulsion and starch solution in slurry in this example.With 6.0g, contain ASA emulsification in the 114.0g running water of 5% (w/w) Brij, 98 surfactants, with domestic stirrer stirring at low speed 30 seconds.Emulsion particle size is 1.03 microns.With this emulsion preparation handsheet.Adopt to reclaim the slurry regeneration page of manufacturing paper with pulp, in the process of manufacturing paper with pulp, handle each batch with aluminium polychloride by the consumption of the dried fiber of 12 lb/t earlier.Handle after 30 seconds, add the ASA emulsion again in slurry, mix and stirred 5 seconds, the consumption by 20 Ib cationic starch/dried fiber of ton adds starch then.After 55 seconds, the consumption of pressing 1Ib anionic retention aids/dried fiber of ton again adds anionic retention aids, continues to stir 15 seconds.Test with anti-ink bleed at last and estimate the page applying glue.
Table 5. with starch after the low comparison of shearing ASA and in slurry, separately adding ASA emulsion and starch of dilution
| Embodiment | Anti-Neutral writing ink performance (second) | ||
| 0.12 lb/t sizing agent | 0.25 lb/t sizing agent | 0.5 lb/t sizing agent | |
| Embodiment 11 | 308 | 740 | 2197 |
| Embodiment 12 (comparison) | 240 | 259 | 354 |
With in slurry, separate the operating procedure (embodiment 11) that adds ASA emulsion and starch and compare, with cationic starch solution the low ASA emulsion of shearing is carried out the back dilution earlier, and then the obtained page applying glue of step (embodiment 12) of adding ASA emulsion improves significantly than previous step in slurry.
Embodiment 13-17
In following examples, think poorly of shearing alkenyl succinic anhydride (ASA) performance by following step: preparation ASA emulsion in water or in the polymer solution, dilution is added to emulsion in the pulp material in middle test paper machine paper-making process then after perhaps will carrying out through the ASA of water and milkization with starch or polymer solution.Use 2-min Cobb method of testing, relatively lower applying glue of shearing emulsion and traditional high shear ASA emulsion.
Pulp material
The bleaching northern softwood brown paper that is refined to 420mL CSF is mixed by 30/70 with the bleaching north hardwood kraft that is refined to 350mL CSF, in middle test paper machine paper-making process, use then.The amount of winnofil by dried fiber 10wt% is added in the paper machine reserve pit, and the basic weight of the paper that the test paper machine is produced in using is 120g/m
2
Middle test paper machine operation condition
Middle test paper motor speed is 85 feet per minute clocks, and productive rate is about 1.16 lb/min.The pH of pulp material maintains between 7.9 and 8.4.Before the ASA emulsion is added to pulp material, with running water it is diluted to 0.5% (w/w) earlier.Consumption by the dried paper of 0.5 lb/ ton adds anionic retention aids in addition.In spool portion, the paper moisture is 4% (w/w).
Embodiment 13
To contain ASA emulsification in low molecular weight cationic acrylamide polymer BAYSIZE E HE (LANXESS company) aqueous solution of 5wt% (w/w) Brij 98 surfactants, sizing agent and polymer solids ratio are 1/0.12.
Use centrifugal pump, carry out emulsification according to method 2, rotating speed is 3300rpm.In the emulsion process, ASA stream is 50mL/min, and 13.27% (w/w) polymer solution flow is 40mL/min, and current are 810mL/min.Sizing agent content is 5.26wt% in the emulsion.Emulsion particle size is 1.17 microns.During with middle test paper machine papermaking, use this emulsion to make internal sizing agent.Measure the applying glue of woollen blanket and papermaking wire-cloth side paper at last with the 2-minCobb method of testing.
Embodiment 14
To contain the ASA running water emulsification of 5% (w/w) Brij, 98 surfactants.
Use centrifugal pump, carry out emulsification according to method 1, rotating speed is 1700rpm.In the emulsion process, ASA stream is 50.0mL/min, and current are 850mL/min.Sizing agent content is 5.26% (w/w) in the emulsion.Emulsion particle size is 1.44 microns.With 0.05% (w/w) BAYSIZE E HE polymer (LANXESS company) emulsion is carried out the back dilution.In the back diluting emulsion, the ratio of sizing agent and polymer solids is 1/0.1, and ASA content is 0.5wt%.During with middle test paper machine papermaking, use this emulsion to make internal sizing agent.Measure the applying glue of woollen blanket and papermaking wire-cloth side paper at last with 2-min Cobb method of testing.
Embodiment 15 (comparison)
With BAYSIZE I size 18 (LANXESS company) emulsification in low molecular weight cationic acrylamide polymer BAYSIZE E HE (LANXESS company) aqueous solution, sizing agent and polymer solids ratio are 1/0.1.In the emulsion process, 240g BAYSIZE I size 18 (LANXESS company) is added in 180.86g, 13.25% (w/w) polymer solution and the 1019.71g running water, this mixture was with industrial mixer stirring at low speed 1.5 minutes.Emulsion particle size is 1.15 microns.With this emulsion preparation handsheet.During with middle test paper machine papermaking, use this emulsion to make internal sizing agent.Measure the applying glue of woollen blanket and papermaking wire-cloth side paper at last with 2-min Cobb method of testing.
Table 5. performance of the polymer emulsified sizing agent of low molecular weight cationic.Data are from pilot machine trial.
| Embodiment | 2-min Cobb applying glue (g/m 2) | ||||
| 4.0 lb/t sizing agent | 5.0 lb/t sizing agent | 6.0 lb/t sizing agent | 4.0 lb/t sizing agent | 5.0 lb/t sizing agent | |
| Embodiment 13 | 119.8 | 77.5 | 39.6 | 31.5 | 32 |
| Embodiment 14 | 49.5 | ||||
| Embodiment 15 (comparison) | 124.8 | 87.5 | 43.8 | 39.5 | 34.5 |
To hang down the paper technology green end that shearing ASA (embodiment 13) and high shear ASA (embodiment 15) are applied to middle test paper machine, the applying glue of last sizing agent slightly is better than back one sizing agent.Water emulsification also produces applying glue preferably with the low shearing ASA (embodiment 14) that dilutes after the cationic polymer solution, but than poor with the low shearing ASA (embodiment 13) of polymer solution emulsification.
Embodiment 16
Press embodiment 14 described methods, will contain the ASA running water emulsification of 5% (w/w) Brij, 98 surfactants, use Hi-Cat CWS pregelatinized starch (Roquette) solution of 2.2% (w/w) to carry out the back dilution then.In the back diluting emulsion, sizing agent and starch solids ratio are 1/4, and ASA content is 0.5% (w/w).During with middle test paper machine papermaking, use this emulsion to make internal sizing agent.Measure the applying glue of woollen blanket and papermaking wire-cloth side paper at last with 2-min Cobb method of testing.
Embodiment 17 (comparison)
With BAYSIZE I size 18 (LANXESS company) Hi-Cat CWS pregelatinized starch (Roquette) aqueous solution emulsification, sizing agent and starch solids ratio are 1/1.In the emulsion process, 80g BAYSIZE I size 18 (LANXESS company) is added in 1920g, 4.17% (w/w) starch solution, with industrial mixer stirring at low speed 30 seconds.Emulsion particle size is 1.37 microns.Dilute after using 1.7% (w/w) Hi-Cat CWS pregelatinized starch (Roquette) solution then, in the back diluting emulsion, sizing agent and starch solids ratio are 1/4, and ASA content is 0.5% (w/w).With this emulsion preparation handsheet.During with middle test paper machine papermaking, use this emulsion to make internal sizing agent.Measure the applying glue of woollen blanket and papermaking wire-cloth side paper at last with 2-min Cobb method of testing.
Table 6 emulsification or with the performance of the sizing agent that dilutes behind the starch in starch
| Embodiment | 2-min Cobb applying glue (g/m 2) | ||
| 4.0 lb/t sizing agent | 7.0 lb/t sizing agent | 8.0 lb/t sizing agent | |
| Embodiment 16 | 41.3 | 36.5 | 32.3 |
| Embodiment 17 (comparison) | 29.8 | ||
The result shows in the table 6, with the low shearing ASA that dilutes behind the cationic starch aspect the paper sizing not as in cationic starch the high shear ASA of emulsification effective.But from low emulsifying process and acceptable applying glue of shearing ASA, paper manufacturers is used this system, and is not only simple to operate, and with low cost.
Though the present invention will be described in detail with several preferred embodiments, the present invention also has other versions.So the spirit and scope of claims should not be subjected to the restriction of the described content of this paper embodiment.
Claims (26)
1. method to the paper product applying glue, it comprises:
(a) provide the paper pulp system;
(b) do not using under the high-shear conditions, forming the water-based sizing emulsions that contains alkenylsuccinic anhydride component;
(c) emulsion that step b is formed is carried out back dilution operation, has cationic components in this operation, does not use high shear force, and the process conditions of use make the applying glue usefulness improvement of diluting emulsion behind the gained;
(d) the back diluting emulsion is added in the paper pulp; And
(e) form gauze.
2. method according to claim 1, wherein, in the step (b), described emulsion also comprises surface active agent composition.
3. method according to claim 1, wherein, in the step (b), described emulsion comprises alkenylsuccinic anhydride component, this component comprises the alkenylsuccinic anhydride particles that is suspended in the starch ingredients, and this starch ingredients comprises the emulsified starch that is selected from nonionic starch, anionic starch, cationic starch and composition thereof.
4. method according to claim 3, wherein, in the step (b), described emulsion also comprises surface active agent composition.
5. method according to claim 1, wherein, in the step (b), described emulsion comprises a kind of emulsion that comprises alkenylsuccinic anhydride component, and described component contains the alkenylsuccinic anhydride particles that is suspended in the aqueous polymer solution that is selected from cationic polymer, non-ionic polymers, anionic polymer, ethene addition polymer, condensation polymer and composition thereof.
6. method according to claim 5, wherein, in the step (b), described emulsion also comprises surface active agent composition.
7. method according to claim 1, wherein, in the step (b), described emulsion comprises the alkenylsuccinic anhydride component that is suspended in the water, this component comprises (i) alkenylsuccinic anhydride particles and (ii) surface active agent composition.
8. method according to claim 1, wherein, in the step (b), described alkenylsuccinic anhydride component comprises:
A.80-97 the substituted ring dicarboxylic anhydride shown in part following formula
Wherein, R represents dimethylene or trimethylene group, and R ' expression contains the hydrophobic grouping of 5 above carbon atoms, can be selected from alkyl, thiazolinyl, aralkyl or arylalkenyl;
Wherein, R
xBe the alkyl group that contains at least 5 carbon atoms, R
yBe the alkyl group that contains at least 5 carbon atoms, R
xAnd R
yCan exchange;
Wherein, R
xBe the alkyl group that contains at least 5 carbon atoms, R
yBe the alkyl group that contains at least 5 carbon atoms, R
xAnd R
yCan exchange; With
B.3-20 part polyalkylene glycol alkyl or polyalkylene glycol alkyl-aryl ether or be selected from the monoesters or the diester of following formula accordingly:
iii)
HO-[(CH
2)i-CH
2-CH
2-O]
m-R-C
nH
2n+1
iv)
HO-[(CH
2)i-CH
2-CH
2-O]m-C
nH
2n+1
Wherein, x and n are the integers between the 8-20; R is an aromatic yl group; M is the integer between the 5-20; I is 0,1 or 2.
9. method according to claim 1, wherein, in the step (c), described cationic components is selected from cationic starch, cationic polymer, cationic starch graft polymers and composition thereof.
10. method according to claim 1, wherein, in the step (c), described cationic components is selected from cationic ethylene addition polymer, CATION condensation polymer and combination thereof.
11. method according to claim 1, wherein, alkenylsuccinic anhydride particles contained in the emulsion is 0.5 micron scope that arrives less than 3 microns.
12. method according to claim 1, wherein, described sizing emulsions uses and is selected from following surfactant formation: sulfosuccinate, alkylamide and aryl amide, and primary, secondary, tertiary amine and corresponding quaternary ammonium salt thereof, aliphatic acid, ethoxylated fatty acid, fatty alcohol, ethoxylized fatty alcohol, fatty ester, the ethoxylated fat ester, ethoxylated triglycerides, some ethoxylation lanolin, sulfonated amine, the sulfonation acid amides, the ethoxylation polymer, the propoxylation polymer, the ethoxylated/propoxylated copolymer, polyethylene glycol, phosphate, the phosphorylation fatty acid ethoxylate, the phosphated alcohol ethoxylate, alkyl sulfonic ester, aromatic yl sulphonate, alkyl sulfate, aromatic yl acid ester and combination thereof.
13. method according to claim 1, wherein, described back dilution operation comprises the step that described emulsion and cationic starch, cationic polymer, cationic starch graft polymers and composition thereof are mixed under spontaneous condition.
14. method according to claim 1, wherein, temperature is lower than 50 ℃.
15. method according to claim 1, wherein, mixing time was less than 1 minute in the step (c).
16. method according to claim 1, wherein, mixing time is 1-20 second in the step (c).
17. method according to claim 1, wherein, the applying glue efficiency ratio that described paper has uses the paper of the composition manufacturing of handling without back dilution operation high more than 20%.
18. method according to claim 17, wherein, described paper is selected from cardboard paper, fine paper, news printing paper and combination thereof.
19. method according to claim 1, wherein, described back diluted composition was stable at 1-6 hour.
20. method according to claim 1, wherein, in the step (b), described emulsion prepares by the following method:
Use the first starch ingredients emulsification alkenyl succinic anhydride, thereby form emulsion, described first starch ingredients contains the starch that is selected from nonionic starch, ionic starch and composition thereof.
21. method according to claim 20, wherein, described emulsion contains surface active agent composition.
22. method according to claim 1, wherein, in the step (b), described emulsion prepares by the following method:
To contain (i) alkenyl succinic anhydride and the (ii) alkenylsuccinic anhydride component water emulsification of surface active agent composition, and be suspended in the water, contain (i) alkenylsuccinic anhydride particles and the (ii) emulsion of the alkenylsuccinic anhydride component of surface active agent composition thereby form to have.
23. method according to claim 1, wherein, in the step (b), described emulsion prepares by the following method:
The use polymer solution is with alkenylsuccinic anhydride component emulsification, thus the formation emulsion, the optional surfactant that contains of described alkenylsuccinic anhydride component.
24. paper of making according to the method for claim 1.
25. paper according to claim 24, wherein, described paper is selected from cardboard paper, fine paper, news printing paper and combination thereof.
26. the method to the paper product applying glue, it comprises:
(a) provide the paper pulp system;
(b) do not using under the high-shear conditions, forming the water-based sizing emulsions that contains alkenylsuccinic anhydride component;
Wherein, among the preparation technology of described emulsion, have cationic components, do not use high shear force, used process conditions are improved the applying glue usefulness of gained emulsion;
(d) described emulsion is added in the paper pulp; And
(e) form gauze.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US65835905P | 2005-03-03 | 2005-03-03 | |
| US60/658,359 | 2005-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101228315A true CN101228315A (en) | 2008-07-23 |
Family
ID=36102589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005800496769A Pending CN101228315A (en) | 2005-03-03 | 2005-10-27 | Reduced shear cellulose reactive sizing agent for wet end applications |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US20100307706A1 (en) |
| EP (1) | EP1866480A1 (en) |
| JP (1) | JP2008531864A (en) |
| KR (1) | KR20080006546A (en) |
| CN (1) | CN101228315A (en) |
| AR (1) | AR056272A1 (en) |
| BR (1) | BRPI0520060A2 (en) |
| CA (1) | CA2599882A1 (en) |
| TW (1) | TW200636126A (en) |
| WO (1) | WO2006096216A1 (en) |
| ZA (1) | ZA200601754B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102245834A (en) * | 2008-11-14 | 2011-11-16 | 凯米拉化学有限公司 | Composition for sizing paper |
| CN104364442A (en) * | 2012-06-12 | 2015-02-18 | 罗盖特公司 | Method for producing an emulsion of alkenyl succinic anhydride (ASA) in an aqueous solution of a cationic amylaceous substance, resulting emulsion, and use thereof |
| CN105940156A (en) * | 2014-02-06 | 2016-09-14 | 凯米罗总公司 | Stabilized sizing formulation |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007301532A (en) * | 2006-05-15 | 2007-11-22 | Seiko Pmc Corp | Method for preparing dispersion of substituted cyclic dicarboxylic acid anhydride and dispersion |
| WO2008066487A1 (en) * | 2006-12-01 | 2008-06-05 | Akzo Nobel N.V. | Packaging laminate |
| US8241462B2 (en) * | 2007-07-26 | 2012-08-14 | Harima Chemicals, Inc. | Papermaking internal sizing agent and use thereof |
| PL2461898T3 (en) | 2009-08-04 | 2016-01-29 | Solenis Technologies Cayman Lp | Apparatus, system and method for emulsifying oil and water |
| US8440053B2 (en) * | 2010-04-02 | 2013-05-14 | International Paper Company | Method and system using surfactants in paper sizing composition to inhibit deposition of multivalent fatty acid salts |
| FR2996555B1 (en) * | 2012-10-04 | 2014-12-05 | Roquette Freres | PROCESS FOR THE PRODUCTION OF A STABLE EMULSION OF SUCCINIC ALKENYL ANHYDRIDE (ASA) IN AQUEOUS CATIONIC AMYLACEOUS SOLUTION, EMULSION OBTAINED AND USE THEREOF |
| CN104746388B (en) * | 2013-12-25 | 2018-05-08 | 艺康美国股份有限公司 | A kind of method of the sizing efficiency for the ASA lotions for improving macromolecule emulsifier emulsification |
| FR3100814B1 (en) * | 2019-09-17 | 2021-11-05 | S N F Sa | AQUEOUS DISPERSION OF WATER-SOLUBLE OR WATER-INFLATABLE POLYMER |
| CN113355947B (en) * | 2021-04-13 | 2022-11-29 | 宁波亚洲浆纸业有限公司 | Alkenyl succinic anhydride emulsion for pulp treatment, method for preparing same and paper |
| CN114573755B (en) * | 2022-05-05 | 2022-07-29 | 山东奥赛新材料有限公司 | Preparation method of cationic emulsifier for rosin size |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3105903A1 (en) * | 1981-02-18 | 1982-09-09 | Basf Ag, 6700 Ludwigshafen | Process for pulp sizing paper |
| US4657946A (en) * | 1984-06-25 | 1987-04-14 | Nalco Chemical Company | Paper sizing method and emulsion |
| US4606773A (en) * | 1984-12-10 | 1986-08-19 | Nalco Chemical Company | Emulsification of alkenyl succinic anhydride sizing agents |
| JPS6328999A (en) * | 1986-07-22 | 1988-02-06 | 星光化学工業株式会社 | Papermaking method |
| AU6597996A (en) * | 1995-07-27 | 1997-02-26 | Cytec Technology Corp. | Synthetic cationic polymers as promoters for ASA sizing |
| US6165259A (en) * | 1997-02-05 | 2000-12-26 | Akzo Nobel N.V. | Aqueous dispersions of hydrophobic material |
| US6576049B1 (en) * | 2000-05-18 | 2003-06-10 | Bayer Corporation | Paper sizing compositions and methods |
| TW200504265A (en) * | 2002-12-17 | 2005-02-01 | Bayer Chemicals Corp | Alkenylsuccinic anhydride surface-applied system and uses thereof |
-
2005
- 2005-10-27 EP EP05821038A patent/EP1866480A1/en not_active Withdrawn
- 2005-10-27 KR KR1020077022714A patent/KR20080006546A/en not_active Application Discontinuation
- 2005-10-27 CN CNA2005800496769A patent/CN101228315A/en active Pending
- 2005-10-27 BR BRPI0520060-1A patent/BRPI0520060A2/en not_active IP Right Cessation
- 2005-10-27 WO PCT/US2005/038609 patent/WO2006096216A1/en active Application Filing
- 2005-10-27 CA CA002599882A patent/CA2599882A1/en not_active Abandoned
- 2005-10-27 US US11/817,722 patent/US20100307706A1/en not_active Abandoned
- 2005-10-27 JP JP2007557994A patent/JP2008531864A/en not_active Withdrawn
-
2006
- 2006-02-28 ZA ZA200601754A patent/ZA200601754B/en unknown
- 2006-03-02 TW TW095107012A patent/TW200636126A/en unknown
- 2006-03-02 AR ARP060100789A patent/AR056272A1/en unknown
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102245834A (en) * | 2008-11-14 | 2011-11-16 | 凯米拉化学有限公司 | Composition for sizing paper |
| CN102245834B (en) * | 2008-11-14 | 2014-02-26 | 凯米拉化学有限公司 | Composition for sizing paper |
| CN104364442A (en) * | 2012-06-12 | 2015-02-18 | 罗盖特公司 | Method for producing an emulsion of alkenyl succinic anhydride (ASA) in an aqueous solution of a cationic amylaceous substance, resulting emulsion, and use thereof |
| CN104364442B (en) * | 2012-06-12 | 2018-03-23 | 罗盖特公司 | Method, gained emulsion for producing a kind of emulsion of the alkenyl succinic anhydride (ASA) in the aqueous solution of cationic starch metallic substance and application thereof |
| CN105940156A (en) * | 2014-02-06 | 2016-09-14 | 凯米罗总公司 | Stabilized sizing formulation |
| US10132038B2 (en) | 2014-02-06 | 2018-11-20 | Kemira Oyj | Stabilized sizing formulation |
| CN105940156B (en) * | 2014-02-06 | 2019-05-10 | 凯米罗总公司 | Stabilize sizing preparation |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA200601754B (en) | 2007-03-28 |
| KR20080006546A (en) | 2008-01-16 |
| US20100307706A1 (en) | 2010-12-09 |
| CA2599882A1 (en) | 2006-09-14 |
| BRPI0520060A2 (en) | 2009-04-14 |
| AR056272A1 (en) | 2007-10-03 |
| TW200636126A (en) | 2006-10-16 |
| JP2008531864A (en) | 2008-08-14 |
| EP1866480A1 (en) | 2007-12-19 |
| WO2006096216A1 (en) | 2006-09-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101228315A (en) | Reduced shear cellulose reactive sizing agent for wet end applications | |
| AU2003301016B2 (en) | Alkenylsuccinic anhydride composition and method of using the same | |
| US20090277355A1 (en) | Alkenylsuccinic anhydride surface-applied system and uses thereof | |
| EP0961856B1 (en) | Sizing emulsions | |
| RU2309213C2 (en) | Dispersion | |
| NZ336786A (en) | Aqueous dispersions of hydrophobic material comprising a dispersant comprising an anionic compound and a cationic compound, at least one of which is a polyelectrolyte | |
| AU2009316222B2 (en) | Composition for sizing paper | |
| AU2020102641A4 (en) | Alkenyl succinic anhydride paper sizing agent emulsion and preparation method and application thereof | |
| US7943789B2 (en) | Alkenylsuccinic anhydride composition and method of using the same | |
| EP0177260A1 (en) | Aqueous dispersed solution of substituted succinic anhydride and process for producing the same | |
| JP3221189B2 (en) | Rosin emulsion composition, method for producing the same, sizing agent, sizing method, and sized paper | |
| JP3221062B2 (en) | Rosin-based emulsion composition, production method thereof, sizing method, sizing agent and sizing paper | |
| JP3221188B2 (en) | Rosin emulsion composition, method for producing the same, sizing agent, sizing method, and sized paper | |
| CZ272299A3 (en) | Water dispersion of hydrophobic material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080723 |