CN111962329A

CN111962329A - Additive for papermaking, preparation method thereof, papermaking method and application

Info

Publication number: CN111962329A
Application number: CN202010821828.9A
Authority: CN
Inventors: 肖聪成
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-15
Filing date: 2020-08-15
Publication date: 2020-11-20

Abstract

The invention relates to the technical field of papermaking, and particularly discloses an additive for papermaking, a preparation method thereof, a papermaking method and application thereof, wherein the additive for papermaking adopts mountain pepper leaves and water as raw materials and can be used as a paper medicine for papermaking; the papermaking method provided by the invention adopts the additive for papermaking as the paper chemicals, and papermaking is realized by combining an ancient papermaking method and a modern scientific technology, so that produced paper is smooth, the efficiency is improved, the toughness is good, the popularization is convenient, and the market prospect is wide.

Description

Additive for papermaking, preparation method thereof, papermaking method and application

Technical Field

The invention relates to the technical field of papermaking, in particular to an additive for papermaking, a preparation method, a papermaking method and application thereof.

Background

The papermaking technology is one of four ancient inventions in China, and has important significance for civilized transmission. With the continuous development of papermaking, although most of paper is produced by modern industrial papermaking methods, ancient papermaking methods are still required for ancient book repair and the like.

At present, the existing papermaking methods are mainly divided into ancient papermaking methods and modern papermaking methods. Wherein, the traditional ancient paper making method has low efficiency, poor paper quality, unsmooth and poor skin affinity. Modern paper making methods also have the problem of low skin affinity due to the use of chemical agents for bleaching and the like. In the modern paper making method, mechanical paper is beaten by a machine, paper pulp fibers are smashed, so that the mechanical paper has defects in toughness tension, and the mechanical paper has the problems of uneven longitudinal and transverse distribution of the fibers caused by the difference of pulp mesh speed, and inconvenience in use, and is not suitable for use in calligraphy and painting in particular.

Disclosure of Invention

The embodiment of the invention aims to provide an additive for papermaking, which is used for solving the problem that paper prepared by adopting the existing papermaking method in the background art has poor skin affinity.

In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:

an additive for papermaking comprises folium Linderae Strychnifoliae and water; wherein the liquid content of the papermaking additive is 50-70 wt%.

The mountain pepper leaves are picked mountain pepper leaves, the mountain pepper is also called as vitex negundo or gooseberry, is deciduous shrub or small arbor, is distributed in Shandong, Anhui, Zhejiang, Jiangxi, Fujian, Taiwan, Henan, Hunan, Guangdong, Guangxi, Sichuan, Yunnan and the like in China, has the effects of detoxifying and eliminating sore, dispelling wind and relieving pain, relieving itching and stopping bleeding, and is mainly used for treating pyocutaneous disease and pyogenic infection, rheumatic arthralgia, traumatic injury, traumatic bleeding and the like; the mountain pepper has thick and strong tree root, gray or dark brown skin, alternate or nearly opposite leaves, elliptic leaf width to narrow and inverted oval shape, 4-9 cm long, 2-4 cm wide, short tip, wedge-shaped base, full edge, dark green upper surface, fine hair only between veins, pink green lower surface, dense gray soft hair and pinnate leaf veins.

As a further scheme of the invention: the liquid content of the papermaking additive is 55-65 wt%.

Another object of an embodiment of the present invention is to provide a method for preparing an additive for papermaking, including the steps of: the method comprises the following steps of weighing the mountain pepper leaves according to a proportion, adding the mountain pepper leaves into water, and cooking the mountain pepper leaves (by adopting a material sliding machine) to form green viscous liquid to obtain the additive for papermaking. The papermaking additive can be used as papermaking paper chemicals and has better skin-friendly property than common paper chemicals.

As a still further scheme of the invention: the preparation method of the additive for papermaking is specifically carried out in a paper slipping machine (namely a paper making machine), and the additive for papermaking is a paper medicine and can be used for lubricating paper pulp.

Another object of an embodiment of the present invention is to provide an additive for papermaking prepared by the above method for preparing an additive for papermaking.

Another object of the embodiments of the present invention is to provide a papermaking method, specifically an ancient papermaking method, wherein the papermaking method using the above additive for papermaking specifically comprises the following steps: and uniformly mixing the plant fibers with the additive for papermaking and water, pulping to prepare paper pulp, and then papermaking and drying the paper pulp to obtain the paper.

As a still further scheme of the invention: in the papermaking method, the mass ratio of the papermaking additive, the plant fiber and the water is 0.5-1.5:95-105: 350-450.

Preferably, in the papermaking method, the mass ratio of the papermaking additive to the plant fiber to the water is 1:99: 400.

As a still further scheme of the invention: the papermaking method comprises the following steps:

1) crushing bamboos, adding quicklime water into the crushed bamboos for soaking (retting), taking out the bamboos, adding water into the bamboos for cooking, cleaning and smashing the bamboos to obtain flocculent fine powder, namely the plant fibers;

2) and weighing the plant fiber, the papermaking additive and water according to the proportion, mixing uniformly, pulping to prepare paper pulp, and then papermaking and drying the paper pulp to obtain the paper.

As a still further scheme of the invention: in the papermaking method, the smashing is carried out by adopting a material breaker, in particular to cut off tender bamboos from a mountain, then the tender bamboos are cut into smashed bamboos by utilizing the material breaker, and the smashed bamboos are loaded into a bamboo basket. The purpose is to break the bamboo into small bamboo blocks as much as possible, preferably, the bamboo is generally cut into bamboo tubes with the height of 2 cm, and then the bamboo tubes are divided into 4 parts so as to accelerate the retting process.

As a still further scheme of the invention: in the papermaking method, the adding amount of the quicklime in soaking is 0.005-0.015 time of the weight of the bamboo, and the soaking time is 25-35 days.

Preferably, the soaking is performed in a retting pool, specifically, a bamboo basket containing crushed bamboos obtained by crushing bamboos is placed in the retting pool, quicklime water (the mass ratio of quicklime to the mass of the crushed bamboos is 1: 100) is poured, and the soaking time is 30 days for standby.

As a still further scheme of the invention: in the papermaking method, the step of taking out the soaked bamboo before cooking and crushing the soaked bamboo is further included, wherein the crushing is performed by adopting a crushing machine, specifically, the soaked bamboo is further crushed into small pieces (preferably, the size of the small pieces is generally 2 cm × 1 cm × 0.3 cm), so that the cooking efficiency is accelerated.

As a still further scheme of the invention: in the papermaking method, the cooking time of the cooking is 2-4 hours, the temperature is 160-180 ℃, and the cooking can be realized by adopting a cooking machine, so that the speed of the disintegration and the softening of the plant fiber can be accelerated through high temperature.

Preferably, the cooking temperature is 170 ℃.

As a still further scheme of the invention: in the papermaking method, the cleaning is performed by using a sodium carbonate solution, specifically, the cleaning is performed by rinsing with a washing machine, the cleaning solution is the sodium carbonate solution, and the cleaning time is about 10 minutes, so as to remove pectin and lignin in the plant fiber.

As a still further scheme of the invention: in the papermaking method, the pounding material is used for pounding the cleaned bamboo in a pounding machine until the bamboo is mashed to form a muddy surface (pounding time is about one hour), so that the purpose is to pounding the retted plant fiber in a stone mortar to form fluffy fine powder.

As a still further scheme of the invention: in the papermaking method, the beating is to put the plant fiber, the papermaking additive and water into a beating machine, stir the mixture to be uniformly distributed, and aim to put the beaten plant fiber into the water to dilute the plant fiber into paper pulp.

As a still further scheme of the invention: in the papermaking method, a paper machine is adopted for papermaking, and a thin pulp membrane is formed by uniformly stirring paper pulp through the paper machine.

As a still further scheme of the invention: in the papermaking method, the drying is carried out in a hot air drying mode, the drying temperature is 70-100 ℃, and the drying is carried out until the water content of the paper is lower than 5 wt%; specifically, the drying is to dehydrate the paper pulp membrane into paper and dry the paper by adopting a dryer to obtain the paper.

As a still further scheme of the invention: the paper making method further comprises the steps of paper separation and paper cutting, wherein the paper separation is to adopt a paper separator to perform sorting to the paper into paper cylinders for storage, and the paper cutting is to adopt a paper cutter to cut the paper cylinders into paper with required size according to requirements.

Another object of an embodiment of the present invention is to provide an application of the papermaking method in paper product processing.

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

the additive for papermaking provided by the invention can be used as a paper medicine for papermaking, the skin affinity of the paper prepared by the additive is better than that of a common paper medicine, and the skin affinity of the prepared paper is good; the papermaking method provided by the invention adopts the papermaking additive obtained by steaming and boiling the mountain pepper leaves as the paper medicine, and combines the ancient papermaking method and the modern scientific technology to make paper, so that the produced paper is smooth, the efficiency is improved, the toughness is good, the popularization is convenient, and the market prospect is wide.

Drawings

FIG. 1 is a flow chart of an ancient method for making paper according to an embodiment of the invention.

Detailed Description

The invention is described in further detail below with reference to the figures and specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the invention. All falling within the scope of the present invention.

Example 1

A papermaking method, in particular to an ancient papermaking method, which is specifically shown in fig. 1 and specifically comprises the following steps:

1) cutting off tender bamboo from the mountain, cutting the tender bamboo into pieces by a cutting machine, and loading into a bamboo basket. The purpose is to break the bamboo into small bamboo blocks as much as possible, preferably, the bamboo is generally cut into bamboo tubes with the height of 2 cm, and then the bamboo tubes are divided into 4 parts so as to accelerate the retting process;

2) placing a bamboo basket containing crushed bamboos obtained by crushing the bamboos into a retting pool, pouring quicklime water, wherein the mass ratio of the quicklime to the crushed bamboos is 1:100, and soaking for 30 days for later use;

3) taking out the soaked bamboo and further breaking into small pieces (preferably, the size of the small pieces is generally 2 cm × 1 cm × 0.3 cm) in order to accelerate the cooking efficiency;

4) the bamboo crushed into small pieces is cooked by a cooking machine, the collapsing and softening speed of the plant fiber can be accelerated by high temperature, the cooking time of the cooking is 3 hours, and the temperature is 170 ℃;

5) rinsing by using a washing machine after cooking, wherein the washing liquid is a sodium carbonate solution, and the washing time is about 10 minutes, so as to remove pectin and lignin in the plant fiber;

6) pounding the cleaned bamboo in a pounding machine until the bamboo is mashed to form a same mud surface (pounding time is about one hour), aiming at pounding the retted bamboo in a stone mortar into flocculent fine powder, namely the plant fiber;

7) preparing an additive for papermaking in a paper slipping machine (namely a paper making machine), wherein the additive for papermaking is a paper medicine, and specifically, the method comprises the steps of weighing the mountain pepper leaves according to a proportion, adding the mountain pepper leaves into water, and boiling the mixture (by adopting the paper slipping machine) to form green viscous liquid to obtain the additive for papermaking; wherein the liquid content of the papermaking additive is 60 wt%;

8) weighing the plant fiber, the additive for papermaking and water according to the mass ratio of the additive for papermaking to the water of 1:99:400, putting the plant fiber, the additive for papermaking and the water into a groove beating machine for beating, stirring to distribute the plant fiber uniformly, and aiming at putting the beaten plant fiber into the water to dilute the plant fiber into paper pulp;

9) forming a thin paper pulp film on the uniformly stirred paper pulp through a paper machine;

10) dewatering the paper pulp membrane by adopting a dryer to form paper and drying the paper pulp membrane to obtain paper, wherein the drying is carried out in a hot air drying mode, the drying temperature is 85 ℃, and the drying is carried out until the water content of the paper is 4.9 wt%;

11) paper separation, namely, performing sorting on the paper into paper cylinders by adopting a paper separating machine for storage;

12) the paper cutting is to cut the paper tube into paper with required size by a paper cutter.

Example 2

A papermaking method, in particular to an ancient papermaking method, which comprises the following steps:

2) putting a bamboo basket containing crushed bamboos obtained by crushing the bamboos into a retting pool, and pouring quicklime water, wherein the adding amount of the quicklime in the soaking process is 0.005 times of the weight of the bamboos, and the soaking time is 25 days for later use;

4) the bamboo crushed into small pieces is cooked by a cooking machine, the collapsing and softening speed of the plant fiber can be accelerated by high temperature, the cooking time of the cooking is 2 hours, and the temperature is 160 ℃;

7) preparing an additive for papermaking in a paper slipping machine (namely a paper making machine), wherein the additive for papermaking is a paper medicine, and specifically, the method comprises the steps of weighing the mountain pepper leaves according to a proportion, adding the mountain pepper leaves into water, and boiling the mixture (by adopting the paper slipping machine) to form green viscous liquid to obtain the additive for papermaking; wherein the liquid content of the papermaking additive is 50 wt%;

8) weighing the plant fibers, the papermaking additive and water according to the mass ratio of the papermaking additive to the plant fibers to the water of 0.5:95:350, respectively, putting the plant fibers, the papermaking additive and the water into a groove beating machine for beating, and stirring to uniformly distribute the plant fibers, so that the beaten plant fibers are put into the water and diluted into paper pulp;

10) dewatering the paper pulp membrane by adopting a dryer to form paper and drying the paper pulp membrane to obtain paper, wherein the drying is realized by adopting a hot air drying mode, the drying temperature is 70 ℃, and the drying is carried out until the water content of the paper is 3 wt%;

Example 3

2) putting a bamboo basket containing crushed bamboos obtained by crushing the bamboos into a retting pool, and pouring quicklime water, wherein the adding amount of the quicklime in the soaking process is 0.015 time of the weight of the bamboos, and the soaking time is 35 days for standby;

4) the bamboo crushed into small pieces is cooked by a cooking machine, the collapsing and softening speed of the plant fiber can be accelerated by high temperature, the cooking time of the cooking is 4 hours, and the temperature is 180 ℃;

7) preparing an additive for papermaking in a paper slipping machine (namely a paper making machine), wherein the additive for papermaking is a paper medicine, and specifically, the method comprises the steps of weighing the mountain pepper leaves according to a proportion, adding the mountain pepper leaves into water, and boiling the mixture (by adopting the paper slipping machine) to form green viscous liquid to obtain the additive for papermaking; wherein the liquid content of the papermaking additive is 70 wt%;

8) weighing the plant fibers, the papermaking additive and water according to the mass ratio of the papermaking additive to the plant fibers to the water of 1.5:105:450, respectively, putting the plant fibers, the papermaking additive and the water into a groove beating machine for beating, and stirring to uniformly distribute the plant fibers, so that the beaten plant fibers are put into the water and diluted into paper pulp;

10) dewatering the paper pulp membrane by adopting a dryer to form paper and drying the paper pulp membrane to obtain paper, wherein the drying is carried out in a hot air drying mode, the drying temperature is 100 ℃, and the drying is carried out until the water content of the paper is lower than 4 wt%;

Example 4

The same as example 1 except that the drying was performed until the water content of the paper was 2wt% as compared with example 1.

Example 5

The same as example 1 except that the drying was performed until the water content of the paper was 2.5wt% as compared with example 1.

Example 6

Same as example 1 except that the temperature for drying was 75 deg.c, compared to example 1.

Example 7

Same as example 1 except that the temperature for drying was 83 deg.c, compared to example 1.

Example 8

The same as example 1 except that the temperature for the baking was 90 ℃ as compared with example 1.

Example 9

The comparative example was conducted in the same manner as example 1 except that the papermaking additive and the mass ratio of the plant fiber to water were 0.5:105: 450.

Example 10

The comparative example was conducted in the same manner as example 1 except that the papermaking additive and the mass ratio of the plant fiber to water were 1.5:95: 350.

Example 11

The comparative example was conducted in the same manner as example 1 except that the papermaking additive and the mass ratio of the plant fiber to water were 1:100: 380.

Example 12

The comparative example was conducted in the same manner as example 1 except that the papermaking additive and the mass ratio of the plant fiber to water were 1.2:98: 410.

Example 13

Same as example 1 except that the cooking temperature was 175 deg.c, compared to example 1.

Example 14

The same as example 1 except that the liquid content of the papermaking additive was 50wt% as compared with example 1.

Example 15

The same as example 1 except that the liquid content of the papermaking additive was 70wt% as compared with example 1.

Example 16

The same as example 1 except that the liquid content of the papermaking additive was 55wt% as compared with example 1.

Example 17

The same as example 1 except that the liquid content of the papermaking additive was 65wt% as compared with example 1.

Example 18

The same as example 1 except that the liquid content of the papermaking additive was 62wt% as compared with example 1.

The invention utilizes the combination of the ancient method for making paper and the modern scientific technology to generate a manufacturing system which meets the modern requirement for paper, and the ancient method for making paper is combined with the modern scientific technology for making paper, so that the produced paper is smooth, the efficiency is improved, the toughness is good, meanwhile, a perfect system is established, the labor is reduced, the efficiency is improved, the cost is reduced, the occupied area of the whole system is small, the field requirement is low, the popularization is convenient, and the affinity to the skin is good because the mountain pepper leaves are applied to paper and medicine.

Note that the process of ancient paper making described in "the opening of the day" is as follows: bamboo, bark, hemp head, broken cloth, old fishing net, etc. are used as raw materials for making paper. Chopping bamboo and floating the pond: cutting tender bamboo, placing in pond, soaking for over one hundred days, decomposing with natural microorganism, and washing off pericarpium Citri Reticulatae viride; boiling confoundly with sufficient fire: putting the obtained bamboo into a confounded barrel to be cooked together with lime for eight days and eight nights; pounding: taking out the treated bamboo, putting into a stone mortar, and beating with a stone pestle until the bamboo is mashed to form a mud surface; swinging the material into a curtain: pouring the broken bamboo material into a water tank, and swinging the bamboo curtain in the water to form a thin layer attached to the bamboo curtain; covering curtain and pressing paper: then the curtain is repeatedly passed, so that the wet paper falls on the board, and the paper is formed; fire-penetrating and baking: the wet paper is lifted one by one and baked, the equipment for baking paper is that a tunnel is built by earth bricks, fire is generated in the tunnel, and after the temperature of the earth bricks is raised, the wet paper is baked one by one. Because the traditional ancient method paper making process is rough, not optimized and not combined with the modern prior art, the ancient method has low requirements on paper, and the quality of the product in all aspects is poor. And the modern papermaking has a plurality of chemical products, and the affinity of the produced paper to the body is not enough.

While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.

Claims

1. The additive for papermaking is characterized in that raw materials of the additive for papermaking comprise lindera glauca leaves and water; wherein the liquid content of the papermaking additive is 50-70 wt%.

2. A method of preparing the papermaking additive according to claim 1, comprising the steps of: weighing the mountain pepper leaves according to a proportion, adding the mountain pepper leaves into water, and cooking to form green viscous liquid to obtain the papermaking additive.

3. A method of making paper using the papermaking additive of claim 1, said method comprising the steps of: and uniformly mixing the plant fibers with the additive for papermaking and water, pulping to prepare paper pulp, and then papermaking and drying the paper pulp to obtain the paper.

4. The method for producing paper according to claim 3, wherein the mass ratio of the papermaking additive, the plant fiber and water in the method for producing paper is 0.5-1.5:95-105: 350-450.

5. A method for manufacturing paper according to claim 3, characterized in that it comprises in particular the following steps:

1) crushing bamboos, adding quicklime water into the crushed bamboos for soaking, taking out the bamboos, adding water into the bamboos for cooking, cleaning and smashing to obtain the plant fibers;

6. The papermaking method according to claim 5, wherein the amount of quicklime added at the time of soaking is 0.005-0.015 times of the weight of the bamboo, and the soaking time is 25-35 days.

7. The method for producing paper according to claim 5, wherein in the method for producing paper, the cooking time of the cooking is 2 to 4 hours and the temperature is 160-180 ℃.

8. A method of making paper according to claim 5 wherein said drying is carried out by hot air drying until the water content of the paper is less than 5wt% and the drying temperature is 70-100 ℃.

9. The method of making paper according to claim 5, further comprising the step of separating and cutting the paper.

10. Use of a method of making paper according to any one of claims 3 to 9 in the manufacture of paper products.