阅读说明：本技术 一种高清晰度花纹纸配方及制备方法 (High-definition patterned paper formula and preparation method ) 是由 吴小伟 夏彬 叶景桥 于 2019-10-18 设计创作，主要内容包括：本发明公开了一种高清晰度花纹纸配方及制备方法,包括如下各组分质量百分比的20～30％针叶、70～80％阔叶、70～90％白卡纸废纸、10～30％机械浆、1.2～2.0％淀粉、0.5～2.5％染料、0.1～0.15％助留剂、1.0～1.5％AKD、1.0～2.0％喷雾淀粉、1.0～2.0％膨松剂、2.0～4.0％滑石粉,其制备方法具体包括以下步骤：步骤一：面浆制备；步骤二：芯浆制备：具体包括机械浆处理,白卡纸废纸处理和混合处理；步骤三：抄纸处理。该发明的技术效果为耐折度、纹路清晰度,纸面平整度,颜色稳定性和松厚度较高。(The invention discloses a high-definition patterned paper formula and a preparation method thereof, wherein the high-definition patterned paper formula comprises 20-30% of needles, 70-80% of broad leaves, 70-90% of white cardboard waste paper, 10-30% of mechanical pulp, 1.2-2.0% of starch, 0.5-2.5% of dye, 0.1-0.15% of retention aid, 1.0-1.5% of AKD, 1.0-2.0% of spray starch, 1.0-2.0% of bulking agent and 2.0-4.0% of talcum powder in percentage by mass, and the preparation method specifically comprises the following steps: the method comprises the following steps: preparing flour paste; step two: preparing core slurry: the method specifically comprises mechanical pulp treatment, white cardboard waste paper treatment and mixing treatment; step three: and (5) papermaking treatment. The invention has the technical effects of higher folding resistance, line definition, paper surface smoothness, color stability and bulk.)

1. A high-definition patterned paper formula and a preparation method thereof are characterized in that: the white cardboard comprises, by mass, 20-30% of needles and leaves, 70-80% of broad leaves, 70-90% of white cardboard waste paper, 10-30% of mechanical pulp, 1.2-2.0% of starch, 0.5-2.5% of dye, 0.1-0.15% of retention aid, 1.0-1.5% of AKD, 1.0-2.0% of spray starch, 1.0-2.0% of bulking agent and 2.0-4.0% of talcum powder, and the preparation method specifically comprises the following steps:

the method comprises the following steps: preparing flour paste: processing the coniferous wood and the broadleaf wood by a hydrapulper to prepare coniferous wood pulp and broadleaf wood pulp, inputting the coniferous wood and the broadleaf wood pulp into a pulp tank, mixing and pulping the coniferous wood and the broadleaf wood pulp by a double-disc grinder, controlling the beating degree to be 37-40 DEG SR, then beating the back tank to be 1#, conveying the back tank to a flour pulp proportioning tank, adding a dye, a swelling agent, starch and a retention aid into the flour pulp proportioning tank, and then making the flour pulp into a front tank;

step two: preparing core slurry: the method specifically comprises mechanical pulp treatment, white cardboard waste paper treatment and mixing treatment;

the mechanical pulp treatment process specifically comprises the following steps: processing mechanical wood pulp by a hydrapulper, then conveying the processed mechanical wood pulp into a pulp tank, then processing the processed mechanical wood pulp by a double-disc grinder, controlling the beating degree to be 25-35 DEG SR, and finally beating the mechanical wood pulp in a rear tank 2 #;

the white cardboard waste paper treatment process specifically comprises the following steps: processing the white cardboard waste paper by a hydrapulper, then conveying the white cardboard waste paper to a pulp tank, then processing the white cardboard waste paper by a screen skip, then processing the white cardboard waste paper by a fiber separator, conveying the white cardboard waste paper to the pulp tank, then processing the white cardboard waste paper by a pulp thickener, then processing the white cardboard waste paper by a double-disc grinder, controlling the beating degree to be 35-38 DEG SR, and finally beating the pulp tank to be 3 #;

the mixed treatment process specifically comprises the following steps: conveying the pulp in the 2# and 3# pools after knocking to a core pulp color matching pool, adding dye, starch and retention aid into the core pulp color matching pool to prepare core pulp, and finally making the core pulp into a front pool;

step three: papermaking treatment: treating the face pulp and the core pulp prepared in the first step and the second step in a pre-papermaking tank, conveying the face pulp and the core pulp to a high-position box for treatment, conveying the face pulp and the core pulp to a pulp flushing tank, adding AKD into the pulp flushing tank, conveying the face pulp and the core pulp to a sand remover through a mesh part pH value control system for secondary sand removal treatment, conveying the face pulp and the core pulp to a pressure screen, adding a retention aid and talcum powder, preparing high-definition pattern paper through a cylinder paper machine with 5 cylinder cages, performing secondary squeezing treatment on the high-definition pattern paper, performing reverse squeezing treatment on the high-definition pattern paper, performing one-group drying treatment on the high-definition pattern paper, performing two-group drying treatment on the high-definition pattern paper, performing treatment on the high-definition pattern paper through a pattern pressing machine, and performing three-group drying treatment on the high-definition pattern paper, and finally, detecting the high-definition patterned paper by a quantitative and moisture online detection control system, and then rolling the high-definition patterned paper by a paper rolling machine and a rewinding machine.

2. The formulation and preparation method of a high-definition checkered paper as claimed in claim 1, wherein: and (3) pulping in the first step by adopting a semi-free and semi-sticky pulping mode and pulping by adopting 4 double-disc pulping machines in series.

3. The formulation and preparation method of a high-definition checkered paper as claimed in claim 1, wherein: and (3) pulping modes of mechanical pulp treatment and white cardboard waste paper treatment in the step two adopt sticky pulping modes, and 4 double-disc pulping machines are adopted to carry out pulping in series.

4. The formulation and preparation method of a high-definition checkered paper as claimed in claim 1, wherein: in the second step, the dye is added by a color matching device for producing light color paper disclosed in the publication No. CN 205288120U.

5. The formulation and preparation method of a high-definition checkered paper as claimed in claim 1, wherein: in the third step, the 5 cylinder mould cages comprise 2 surface pulp nets and 3 core pulp nets, and spray starch is added between every two net layer pulps.

6. The formulation and preparation method of a high-definition checkered paper as claimed in claim 1, wherein: in the third step, the PH value is controlled to be between 7.0 and 8.0 by the PH value control system of the net part.

7. The formulation and preparation method of a high-definition checkered paper as claimed in claim 1, wherein: AKD is an alkyl ketene dimer internal sizing agent, and the solid content is 12-18%.

8. The formulation and preparation method of a high-definition checkered paper as claimed in claim 1, wherein: the retention aid is mainly high polymer, and is added with one or more of alum, polyaluminium chloride and a fixing agent to be mixed; the fixative is one or more of polyamine, polydiallyldimethylammonium chloride and polyethyleneimine.

Technical Field

The invention relates to the technical field of a pattern paper formula and a preparation process, in particular to a high-definition pattern paper formula and a preparation method.

Background

The pattern paper is a design style which is continuously sought by designers and printers and makes the works stand out. Many times the fancy paper makes them more and more attractive. The high-quality paper product has soft hand feeling and beautiful appearance, and the finished product is richer in noble quality and is pleasing to the eyes. The patterned paper has many varieties, various characteristics and higher grade than common paper, and is mainly used for producing printing storied books, greeting cards, envelopes, handmade paper, paper mounted on the surface layer of a packaging box and the like.

The prior patterned paper still has the problems of folding resistance, line definition, paper surface smoothness, color stability and non-ideal bulk.

Disclosure of Invention

The invention aims to provide a high-definition patterned paper formula and a preparation method thereof, and aims to solve the problems in the background technology.

In order to realize the purpose, the invention provides the following technical scheme: a high-definition patterned paper formula and a preparation method thereof comprise, by mass, 20-30% of needles and leaves, 70-80% of broad leaves, 70-90% of white cardboard waste paper, 10-30% of mechanical pulp, 1.2-2.0% of starch, 0.5-2.5% of dye, 0.1-0.15% of retention aid, 1.0-1.5% of AKD, 1.0-2.0% of spray starch, 1.0-2.0% of bulking agent and 2.0-4.0% of talcum powder, and the preparation method specifically comprises the following steps:

the method comprises the following steps: preparing flour paste: processing the coniferous wood and the broadleaf wood by a hydrapulper to prepare coniferous wood pulp and broadleaf wood pulp, inputting the coniferous wood and the broadleaf wood pulp into a pulp tank, mixing and pulping the coniferous wood and the broadleaf wood pulp by a double-disc grinder, controlling the beating degree to be 37-40 DEG SR, then beating the back tank to be 1#, conveying the back tank to a flour pulp proportioning tank, adding a dye, a swelling agent, starch and a retention aid into the flour pulp proportioning tank, and then making the flour pulp into a front tank;

step two: preparing core slurry: the method specifically comprises mechanical pulp treatment, white cardboard waste paper treatment and mixing treatment;

the mechanical pulp treatment process specifically comprises the following steps: processing mechanical wood pulp by a hydrapulper, then conveying the processed mechanical wood pulp into a pulp tank, then processing the processed mechanical wood pulp by a double-disc grinder, controlling the beating degree to be 25-35 DEG SR, and finally beating the mechanical wood pulp in a rear tank 2 #;

the white cardboard waste paper treatment process specifically comprises the following steps: processing the white cardboard waste paper by a hydrapulper, then conveying the white cardboard waste paper to a pulp tank, then processing the white cardboard waste paper by a screen skip, then processing the white cardboard waste paper by a fiber separator, conveying the white cardboard waste paper to the pulp tank, then processing the white cardboard waste paper by a pulp thickener, then processing the white cardboard waste paper by a double-disc grinder, controlling the beating degree to be 35-38 DEG SR, and finally beating the pulp tank to be 3 #;

the mixed treatment process specifically comprises the following steps: conveying the pulp in the 2# and 3# pools after knocking to a core pulp color matching pool, adding dye, starch and retention aid into the core pulp color matching pool to prepare core pulp, and finally making the core pulp into a front pool;

step three: papermaking treatment: treating the face pulp and the core pulp prepared in the first step and the second step in a pre-papermaking tank, conveying the face pulp and the core pulp to a high-position box for treatment, conveying the face pulp and the core pulp to a pulp flushing tank, adding AKD into the pulp flushing tank, conveying the face pulp and the core pulp to a sand remover through a mesh part pH value control system for secondary sand removal treatment, conveying the face pulp and the core pulp to a pressure screen, adding a retention aid and talcum powder, preparing high-definition pattern paper through a cylinder paper machine with 5 cylinder cages, performing secondary squeezing treatment on the high-definition pattern paper, performing reverse squeezing treatment on the high-definition pattern paper, performing one-group drying treatment on the high-definition pattern paper, performing two-group drying treatment on the high-definition pattern paper, performing treatment on the high-definition pattern paper through a pattern pressing machine, and performing three-group drying treatment on the high-definition pattern paper, and finally, detecting the high-definition patterned paper by a quantitative and moisture online detection control system, and then rolling the high-definition patterned paper by a paper rolling machine and a rewinding machine.

Preferably, the pulping mode in the step one adopts a semi-free and semi-sticky pulping mode, and 4 double-disc pulping machines are adopted for pulping in series.

Preferably, the pulping modes of the mechanical pulp treatment and the white cardboard waste paper treatment in the step two adopt sticky pulping modes, and 4 double-disc pulping machines are adopted to carry out serial pulping.

Preferably, the dye in step two is added by a color matching device for producing light color paper disclosed in publication No. CN 205288120U.

Preferably, the 5 cylinder mould cages in the third step comprise 2 surface pulp nets and 3 core pulp nets, and spray starch is added between every two net layer pulps.

Preferably, the pH value in the third step is controlled to be between 7.0 and 8.0 by a net part pH value control system.

Preferably, AKD is an alkyl ketene dimer internal sizing agent, and the solid content is 12-18%.

Preferably, the retention aid is mainly high polymer, and is added with one or more of alum, polyaluminium chloride and a fixing agent to be mixed; the fixative is one or more of polyamine, polydiallyldimethylammonium chloride and polyethyleneimine.

Compared with the prior art, the invention has the beneficial effects that:

1. the high-definition patterned paper formula and the preparation method are characterized in that dye, swelling agent, starch and retention aid are added into pulp prepared from needle leaves and broad leaves to prepare face pulp, dye, starch and retention aid are added into pulp prepared from white cardboard waste paper and mechanical pulp to prepare core pulp, and the face pulp and the core pulp are subjected to papermaking treatment to prepare patterned paper, so that the patterned paper has high folding resistance and bulk.

2. According to the formula and the preparation method of the high-definition patterned paper, the high-definition patterned paper is prepared through a cylinder paper machine with 5 cylinder cages, wherein the 5 cylinder cages comprise 2 surface pulp nets and 3 core pulp nets, and spray starch is added between every two layers of the pulp of each net layer, so that the binding force between layers of the patterned paper is improved, and the folding resistance is improved.

3. The high-definition pattern paper formula and the preparation method thereof are characterized in that AKD is added into a pulp flushing tank, a mesh pH value control system is used, the PH value is 7.0-8.0, then face pulp and core pulp are conveyed to a sand remover for secondary sand removal treatment, then the face pulp and the core pulp are conveyed to a pressure screen, a retention aid and talcum powder are added, then a round screen paper machine with 5 round screen cages is used for preparing high-definition pattern paper, then the high-definition pattern paper is subjected to secondary squeezing treatment, then the high-definition pattern paper is subjected to reverse squeezing treatment, then the high-definition pattern paper is subjected to one-group drying cylinder drying treatment, then the high-definition pattern paper is subjected to two-group drying cylinder drying treatment, then the high-definition pattern paper is subjected to three-group drying treatment by a pattern pressing machine, and finally the pattern paper is subjected to quantitative drying treatment, quantitative drying treatment and three-group drying treatment, And the moisture online detection control system detects moisture, so that the line definition and the color stability are improved.

4. According to the formula and the preparation method of the high-definition patterned paper, in the preparation process of the flour paste, the dye, the swelling agent, the starch and the retention aid are added into the flour paste batching tank, and then the flour paste is made into a front tank, wherein the swelling agent can effectively improve the bulk of the patterned paper.

Drawings

FIG. 1 is a table diagram of test data in the examples;

FIG. 2 is a schematic diagram of the main technical indexes of the patterned paper prepared by the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.