CN1304692C - Method for raising anti-pollution of paper products - Google Patents
Method for raising anti-pollution of paper products Download PDFInfo
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- CN1304692C CN1304692C CNB2004100085415A CN200410008541A CN1304692C CN 1304692 C CN1304692 C CN 1304692C CN B2004100085415 A CNB2004100085415 A CN B2004100085415A CN 200410008541 A CN200410008541 A CN 200410008541A CN 1304692 C CN1304692 C CN 1304692C
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- acrylate polymer
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 229920000058 polyacrylate Polymers 0.000 claims abstract description 24
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 239000000123 paper Substances 0.000 claims description 86
- 239000000203 mixture Substances 0.000 claims description 19
- 238000004513 sizing Methods 0.000 claims description 12
- 244000085692 Cordia alliodora Species 0.000 claims description 11
- 235000004258 Cordia alliodora Nutrition 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 7
- 238000004381 surface treatment Methods 0.000 claims description 7
- LRWZZZWJMFNZIK-UHFFFAOYSA-N 2-chloro-3-methyloxirane Chemical compound CC1OC1Cl LRWZZZWJMFNZIK-UHFFFAOYSA-N 0.000 claims description 6
- 229920003656 Daiamid® Polymers 0.000 claims description 6
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims description 6
- 238000013459 approach Methods 0.000 claims description 6
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 6
- 229920000768 polyamine Polymers 0.000 claims description 6
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 6
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 claims description 5
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 4
- YARNEMCKJLFQHG-UHFFFAOYSA-N prop-1-ene;styrene Chemical compound CC=C.C=CC1=CC=CC=C1 YARNEMCKJLFQHG-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- 239000011111 cardboard Substances 0.000 claims description 3
- 239000001254 oxidized starch Substances 0.000 claims description 3
- 235000013808 oxidized starch Nutrition 0.000 claims description 3
- 239000003381 stabilizer Substances 0.000 claims description 3
- 108010010803 Gelatin Proteins 0.000 claims description 2
- 239000008273 gelatin Substances 0.000 claims description 2
- 229920000159 gelatin Polymers 0.000 claims description 2
- 235000019322 gelatine Nutrition 0.000 claims description 2
- 235000011852 gelatine desserts Nutrition 0.000 claims description 2
- 235000019422 polyvinyl alcohol Nutrition 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 abstract description 20
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052731 fluorine Inorganic materials 0.000 abstract description 6
- 239000011737 fluorine Substances 0.000 abstract description 6
- 238000004078 waterproofing Methods 0.000 abstract 3
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 239000000047 product Substances 0.000 description 24
- 239000003921 oil Substances 0.000 description 17
- 239000003344 environmental pollutant Substances 0.000 description 15
- 231100000719 pollutant Toxicity 0.000 description 15
- 239000005871 repellent Substances 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 230000002940 repellent Effects 0.000 description 12
- 230000002209 hydrophobic effect Effects 0.000 description 5
- 239000008267 milk Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 239000003292 glue Substances 0.000 description 4
- 235000013336 milk Nutrition 0.000 description 4
- 210000004080 milk Anatomy 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 235000013555 soy sauce Nutrition 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 240000008415 Lactuca sativa Species 0.000 description 3
- 239000000976 ink Substances 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 235000012045 salad Nutrition 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 235000021419 vinegar Nutrition 0.000 description 3
- 239000000052 vinegar Substances 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- -1 alkyl methacrylate Chemical compound 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 235000016213 coffee Nutrition 0.000 description 2
- 235000013353 coffee beverage Nutrition 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- 229920002978 Vinylon Polymers 0.000 description 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 125000005250 alkyl acrylate group Chemical group 0.000 description 1
- 150000001412 amines Chemical group 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000015203 fruit juice Nutrition 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000019198 oils Nutrition 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 235000013618 yogurt Nutrition 0.000 description 1
Landscapes
- Paper (AREA)
Abstract
The present invention relates to a method for enabling paper products to be with waterproofing and oilproof effects. Acrylic polymer containing fluorine serves as a waterproofing and oilproof agent, and has the following molecular formula: [C8F17SOR (CH2) 2CRO-CH2]n, wherein R is an alkyl group containing 1 to 5 carbon atoms, and n is from 2 to 5. The acrylic polymer containing fluorine is added into paper pulp to be neutralized/ or is applied to the paper surface, and thus, paper with smudge resistance is obtained. The method is simple and practical, and the paper products with the inside and outside treatment have the waterproofing and oilproof efficiency and the smudge resistance efficiency. The method of the present invention is especially suitable for various bills with the anti-counterfeiting characteristic, such as the manufacture of banknote paper, and the smudge resistance performance is effectively enhanced.
Description
Technical field
The present invention relates to paper technology, specifically relate to make in the paper-making process paper products to have the method for waterproof and oilproof effect, thereby reach the raising paper products, especially have the purpose of anti-pollution of the paper products of anti-counterfeiting characteristic.
Background technology
Paper products comprise paper and cardboard, the bill in the field of circulation especially, and when meeting with water or greasy dirt, the surface is easy to dirty, and its serviceability will descend to some extent, even can not continue to use.Paper with anti-counterfeiting characteristic, especially banknote contact at most with all kinds of crowds in the field of circulation, and be therefore the easiest to be contaminated.Physical and chemical performances such as the dirt that bears dirty of banknote, waterproof and oilproof are poor, and its circulation is bigger in addition, is difficult to keep the cleaning of self naturally, so banknote is considered to the dirtiest paper undoubtedly.Contaminated banknote is not only had a greatly reduced quality on image, and may become the propagating source of pathogenic bacteria, can only finish its service life.Bank-note paper is the initial production of banknote, and the final purpose that realizes bank-note paper anti-pollution energy is to improve banknote to resist the ability that various daily dirts adhere in circulation.
The dirt that paper often is infected with in daily life can be divided into three major types: oils, water class and profit mix class.Therefore, if page can be realized preferably the ability of not only hydrophobic but also oleophobic simultaneously, just can reach and make the paper products dirty purpose that bears dirty; Equally,, will prolong the circulation service life of banknote, and satisfy the life that people improve day by day and the requirement of health aspect if improve the high paper ability dirty of this circulation frequency of bank-note paper to resisting of pollutant by a kind of effective ways.
Put down in writing in the Chinese patent application 97101239.3 and adopted fluorine-containing copolymer and polyvinyl alcohol or oxidized starch aqueous mixture that paper is carried out the method that hydrophobic oleophobic is handled, its fluorine-containing copolymer requires to comprise the mixed copolymer that forms of three kinds of different compounds of polyfluoro monomer, and by the effect of at least a crosslinking agent, when effectively improving the screen effect of paper, shorten it in order to reach this effect necessary quite long paper ageing or standing time, and its processing method is to be applied to paper surface in the mode of smearing to lipid.This method mainly be applicable to packing wet and/or fatty foodstuff, as the processing of food wrapper etc.
Chinese patent application 95193390.6 has been mentioned a kind of waterborne compositions of waterproof and oilproof, the waterproof and oilproof that wherein spells out said composition is primarily aimed at the processing procedure of base material of the fibre-bearing goods of textile-like, so this waterborne compositions also is a specific aim to be selected the polyurethane that contains poly-alkoxylation at least and fluorochemical acrylate polymer strongly for use (this fluorochemical acrylate polymer comprises fluorinated acrylate or methacrylate monomers, at least a alkyl acrylate or alkyl methacrylate monomer and a kind of polymeric reaction product that contains the polymerizable cationic emulsifying agent of quaternary amine surfactants) constituent, said composition is not suitable for general page and anti-counterfeiting mark is arranged and as the processing of other purposes pages.
By the hydrophobic oleophobic processing is carried out on page surface or inside, make the defence capability of product raising to domestic pollutant, thereby improve the service life of paper, especially to the page of anti-counterfeiting mark is arranged, particularly the banknote page is handled, make it to obtain waterproof oil-proof result preferably, make banknote have waterproof and oilproof anti-pollution energy, will produce more positive benefit.
Summary of the invention
The present invention adopts fluorochemical acrylate polymer as water and oil repellent agent, by page inside or external treatment have been obtained waterproof oil-proof result, has realized the page dirty purpose that bears dirty, and has solved the problems referred to above.
The object of the present invention is to provide a kind of method that makes paper products have the waterproof and oilproof effect, by selecting and adopting fluorochemical acrylate polymer as water and oil repellent agent, in paper technology, by inter-process and/or surface treatment, obtain to have the bear dirty page of dirty characteristic of waterproof and oilproof.
The present invention also aims to provide to adopt fluorochemical acrylate polymer, add to it in paper pulp and/or impose on resulting paper products after the page surface as water and oil repellent agent.
According to the method that makes paper products have the waterproof and oilproof effect provided by the invention, comprise that raw material with fluorochemical acrylate polymer adds to the step in the paper pulp and/or the page that obtains manufacturing paper with pulp carries out the surface-treated step.
This case inventor explores through analysis and a large amount of test to prior art, find to select described fluorochemical acrylate polymer as water-and oil-repellent agent, adopt the inter-process and/or the top sizing that add in the paper pulp to handle, the paper products that obtain have the hydrophobic oleophobic performance, thus obtained splendid waterproof and oilproof, dirty effect bears dirty.
The method according to this invention, described inter-process is that the raw material that will comprise fluorochemical acrylate polymer adds stock tank or the approach system before approach flow, in the paper pulp oven dry weight, comprise in this raw material: described fluorochemical acrylate polymer 0.5%-10%, sodium carboxymethylcellulose 0-2%, polyamine daiamid epoxy chloropropane 0-3%; Also can select the page of manufacturing paper with pulp out is used described fluorochemical acrylate polymer, implement surface treatment by surface sizing technique; Also described fluorochemical acrylate polymer and Cypres can be made Aquo-composition, use this Aquo-composition to implement surface treatment by surface sizing technique, the concentration of this fluorochemical acrylate polymer is 0.1%-3.0% (weight), and the concentration of Cypres is 5%-15%.Certainly, can adopt inter-process and top sizing to handle simultaneously according to the performance and the instructions for use of product.
Various result of the tests show, according to method of the present invention, use separately described fluorochemical acrylate polymer additive in the paper pulp as water-and oil-repellent agent, can make paper obtain certain dirty ability that bears dirty, but to all kinds of negotiable bills, for example bank-note paper, not only require to bear dirty dirty ability, also need to satisfy the characteristic of bank-note paper instructions for use, especially therefore wet strength, physical strength etc. preferably use sodium carboxymethylcellulose and polyamine daiamid epoxy chloropropane simultaneously.But, under the situation that other index is had higher requirements, only do not use water and oil repellent agent to get final product iff requiring the dirty ability of bearing dirty of bank-note paper.Can adopt any known method that adds auxiliary agent or filler in paper pulp, for example, paper pulp adds in stock tank when being in harmonious proportion, or apply in the paper pulp streaming system before online etc.
Equally, the independent paper that uses Cypres the to handle dirty ability that do not bear dirty, but adding Cypres in the water and oil repellent agent that the present invention proposes then can make to satisfy the basic demand of bank-note paper to paper when improving indexs such as the surface property of paper, intensity.On the other hand, use water and oil repellent agent and Cypres mixing application can realize the dirty effect that bears dirty of bank-note paper, but this sizing agent is unstable under commercial production conditions, can influence the applying glue final effect, by in the intermixture of water and oil repellent agent and Cypres, adding the stability that stabilizing agent can obviously improve sizing agent.
The preferable methods according to the present invention is implemented in the surface-treated Aquo-composition, and spendable Cypres comprises that (product of high polymerization degree in preferred, relative molecular weight is 12~17 * 10 to polyvinyl alcohol
4), oxidized starch or gelatin, can also contain styrene-propene acid copolymer (or claiming benzene emulsion) in the described Aquo-composition as stabilizing agent, concentration is 0.1%-1.0%, adopt known paper products top sizing equipment to be coated on the page surface aqueous solution of above-mentioned composition, for example be coated on the page surface, obtain to have the bear dirty paper products of dirty characteristic of surface after drying by the slot type surface sizing technique.
Preferably, in this Aquo-composition, the concentration of fluorochemical acrylate polymer is 0.4-1.0%, and the concentration of Cypres is 7%-12%, and the concentration of styrene-propene acid copolymer is 0.4%-0.7%.
When adopting inter-process,, comprise in the interpolation raw material: fluorochemical acrylate polymer 1.0%-5.0%, sodium carboxymethylcellulose 0.8-1.5%, polyamine daiamid epoxy chloropropane 1.5-2.0% in the paper pulp oven dry weight.Have in the bank-note paper process of waterproof and oilproof effect in manufacturing, the concrete grammar of this inter-process can be to add above-mentioned fluorine-containing, sodium carboxymethylcellulose and polyamine daiamid epoxy chloropropane (PPE) in paper pulp successively, adding the place can be approach system before stock tank or the approach flow, makes paper products obtain the ability of anti-domestic pollution (as: coffee, soy sauce, oil, fruit juice, milk etc.) behind the routine operation when satisfying the bank-note paper requirement.
In sum, key of the present invention is, on the basis of existing technology, through experiment sieving, propose to use the method for operating of the effective water and oil repellent agent of fluorochemical acrylate polymer conduct with particular chemical composition, cooperate the use of assistant agent, provided to make paper products have the method for waterproof and oilproof effect simple and practical, workable, the page that obtains has the hydrophobic oleophobic performance, the product that this page obtains after drying is that paper products are waterproof grease proofing, the dirt that bears dirty strengthens the defensive ability/resistance ability of domestic pollutant, thus the service life of having improved paper products, be particularly useful for having the paper products of anti-counterfeiting characteristic, negotiable bill such as banknote for example, it has also satisfied the special requirement of special paper products in circulation is used as the field of circulation in waterproof and oilproof, and do not change its original characteristics, as sense of touch and distinctive texture etc.
The specific embodiment
Below by specific embodiment in detail the present invention is described in detail, but do not limit practical range of the present invention.
The used fluorochemical acrylate polymer of the present invention is the product that are purchased of Tianjin You Naite development in science and technology Co., Ltd.
The dirty ability that bears dirty paper detects and tests:
With the paper that adopts the inventive method to produce (no matter be inter-process, still surface treatment), be placed under the common atmospheric physics condition and (that is: temperature, humidity do not had specific (special) requirements), pollute with commercially available multiple pollutant, observe its tolerance, and compare with the bank-note paper of traditional handicraft.
Pollutant adopts following several:
Coffee (nest's board, concentration is with reference to relevant operation instruction in the product), soy sauce, vinegar, milk (pure fresh-milk of conventional criteria), salad oil (green precious board), lard, prepared Chinese ink (one gets the pavilion board)
Processing mode: paper to be measured is paved on the table, drawn a certain amount of pollutant, drip on paper, wipe with soft paper after 30 seconds, observe on the paper and whether leave vestige or infiltration is arranged with laboratory's dropper.
Embodiment 1
In paper pulp (cotton slurry) by the fluorine-containing that adds 5% with respect to fiber oven dry weight percentage successively, 0.8% sodium carboxymethylcellulose, 2.0% polyamine daiamid epoxy chloropropane (PPE, the Chemical Engineering Institute, HangZhou City produces, about solid content 10%, the about 0.6Pa.s of viscosity, pH 5~7), copy the sheet machine with laboratory and be ferreted out the quantitative 100g/m that is
2The scraps of paper, the bank-note paper of producing with above-mentioned all contaminants and traditional handicraft (except that composition, all operations condition is all identical) compares then, the result is as follows:
Pollutant | Coffee | Soy sauce | Vinegar | Milk | Salad oil | Lard | Prepared Chinese ink |
The embodiment paper | ○ | ○ | ○ | ○ | ○ | ○ | ◆ |
The traditional handicraft bank-note paper | ◆ | ◆ | ◆ | ◇ | ◇ | ◇ | ◆ |
Note:
" zero " expression pollutant does not infiltrate at paper surface, does not stay sharp trace simultaneously yet;
" ◇ " expression pollutant infiltrates paper surface, but does not stay sharp trace after placing a period of time;
" ◆ " expression pollutant infiltrates paper surface, also stays sharp trace simultaneously.
Embodiment 2
To adopt slot type surface sizing technique coating page to carry out top sizing by following applying glue prescription without the paper (cotton slurry) of applying glue, the bank-note paper of producing with above-mentioned all contaminants and traditional handicraft (slurrying and machine hand plant identical, but can use conventional Cypres to handle) compares then.
Sizing agent prescription (percentage by weight): fluorochemical acrylate polymer 1.0%, polyvinyl alcohol (produce, relative molecular weight 12 * 10 by the Sichuan vinylon plant
4~17 * 10
4) 8%, styrene-propene yogurt liquid (production of Nanning doctor's science, industry and trade Co., Ltd) 1.0% is mixed into the aqueous solution.
Applying glue temperature: 60 ℃.
Comparing result is as follows:
Pollutant | Coffee | Soy sauce | Vinegar | Milk | Salad oil | Lard | Prepared Chinese ink |
The embodiment paper | ○ | ○ | ○ | ○ | ○ | ○ | ▲ |
The traditional handicraft bank-note paper | ◆ | ◆ | ◆ | ◇ | ◇ | ◇ | ◆ |
Note:
" zero " expression pollutant does not infiltrate at paper surface, does not stay sharp trace simultaneously yet;
" ◇ " expression pollutant infiltrates paper surface, but does not stay sharp trace after placing a period of time;
" ▲ " expression pollutant stays slighter vestige at paper surface;
" ◆ " expression pollutant infiltrates paper surface, also stays sharp trace simultaneously.
The detection of embodiment 3 paper folding strengths and breaking length
The performance that the bank-note paper that paper that embodiment 1 and 2 methods are ferreted out and traditional handicraft are produced carries out the physical index folding strength simultaneously relatively, the result is as follows:
Embodiment | Folding strength | Fracture length m |
Two times | ||
The surface does not add water and oil repellent agent | 2614 | 5800 |
The surface applies water and oil repellent agent | 2512 | 5920 |
Embodiment | Folding strength | Fracture length m |
Two times | ||
Do not add water and oil repellent agent in the slurry | 6034 | 8500 |
Apply water and oil repellent agent in the slurry | 5089 | 7860 |
According to industry standard, the folding strength of bank-note paper requires to be no less than (two-fold) 2000 times, and breaking length is not less than 5000m.Above data declaration, adopt waterproof and oilproof to handle after, for the physical index of paper outbalance, for example folding strength and fracture length, this water-and oil-repellent agent is not very big to its influence, all in the normal parameter scope.
More than described the preferred embodiment for the present invention, so it is not in order to limit the present invention.Those skilled in the art can not depart from the improvement and the variation of category of the present invention and spirit to embodiment disclosed herein.
Claims (9)
1, a kind of method that makes paper products have the waterproof and oilproof effect, the raw material that it is characterized in that will comprising fluorochemical acrylate polymer in paper technology adds in the paper pulp and/or the page that obtains manufacturing paper with pulp carries out surface treatment, this raw material is added stock tank or the approach system before approach flow, in the paper pulp oven dry weight, comprise in this raw material: described fluorochemical acrylate polymer 0.5%-10%, sodium carboxymethylcellulose 0.8-2%, polyamine daiamid epoxy chloropropane 2-3%.
2, the method for claim 1 is characterized in that, uses described fluorochemical acrylate polymer to make Aquo-composition, and page is implemented surface treatment, and the concentration of this fluorochemical acrylate polymer is 0.1%-3.0%.
3, method as claimed in claim 2, also comprise Cypres in the wherein said Aquo-composition, by surface sizing technique page is implemented surface treatment, this Cypres comprises polyvinyl alcohol, oxidized starch or gelatin, and its concentration in this Aquo-composition is 5%-15%.
4, as claim 2 or 3 described methods, wherein, also contain the styrene-propene acid copolymer in the described Aquo-composition as stabilizing agent, its concentration in this Aquo-composition is 0.1%-1.0%.
5, the method for claim 1, wherein said paper products are paper or the cardboard with anti-counterfeiting characteristic.
6, method as claimed in claim 5, wherein, described paper products are bank-note paper.
7, utilize the paper products that each described method obtains in the claim 1~6.
8, paper products as claimed in claim 7, described paper products are paper or the cardboard with anti-counterfeiting characteristic.
9, paper products as claimed in claim 8, described paper products are bank-note paper.
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CNB2004100085415A CN1304692C (en) | 2004-03-25 | 2004-03-25 | Method for raising anti-pollution of paper products |
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CNB2004100085415A CN1304692C (en) | 2004-03-25 | 2004-03-25 | Method for raising anti-pollution of paper products |
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CN1304692C true CN1304692C (en) | 2007-03-14 |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0542598A1 (en) * | 1991-11-12 | 1993-05-19 | Elf Atochem S.A. | Fluorinated copolymers and their use for coating and impregnation of various substrates |
CN1162666A (en) * | 1996-01-30 | 1997-10-22 | 埃勒夫阿托化学有限公司 | Process for treatment imparting oil-repellency and water-repellency to paper or to carboard |
CN1222166A (en) * | 1996-04-12 | 1999-07-07 | 纳幕尔杜邦公司 | Oil, water and solvent resistant paper by treatment with fluorochemical copolymers |
-
2004
- 2004-03-25 CN CNB2004100085415A patent/CN1304692C/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0542598A1 (en) * | 1991-11-12 | 1993-05-19 | Elf Atochem S.A. | Fluorinated copolymers and their use for coating and impregnation of various substrates |
CN1162666A (en) * | 1996-01-30 | 1997-10-22 | 埃勒夫阿托化学有限公司 | Process for treatment imparting oil-repellency and water-repellency to paper or to carboard |
CN1222166A (en) * | 1996-04-12 | 1999-07-07 | 纳幕尔杜邦公司 | Oil, water and solvent resistant paper by treatment with fluorochemical copolymers |
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