CN103882758A - Method for preparing natural color bamboo pulp fiber household paper - Google Patents
Method for preparing natural color bamboo pulp fiber household paper Download PDFInfo
- Publication number
- CN103882758A CN103882758A CN201410121975.XA CN201410121975A CN103882758A CN 103882758 A CN103882758 A CN 103882758A CN 201410121975 A CN201410121975 A CN 201410121975A CN 103882758 A CN103882758 A CN 103882758A
- Authority
- CN
- China
- Prior art keywords
- paper
- pulp
- bamboo
- bamboo pulp
- pulp fiber
- 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
Images
Landscapes
- Paper (AREA)
Abstract
The invention relates to a method for preparing natural color bamboo pulp fiber household paper. The method includes the steps that firstly, digesting is conducted, natural clustered bamboo chips are placed in a specially-made digesting container, NaOH and Na2S are added to the container, and then steaming is conducted on the bamboo chips; secondly, large bulks of undigested bamboo chips, undigested bamboo joints, undigested crude fibers, gravels in raw materials and the like are removed through a screening and purifying device, black liquor in crude pulp is extracted through a pulp washing device, and then bamboo pulp fibers are primarily obtained; thirdly, the oxygen delignification working process is conducted on the obtained bamboo pulp fibers to further remove residual lignin in the bamboo pulp fibers, the bamboo pulp fibers are completely washed through the pulp washing device, and eventually natural color bamboo fibers are obtained; fourthly, the natural color bamboo fibers are pulped, pulp is placed in a pulp mixing pool, and coniferous long fibers are mixed into the pulp mixing pool; fifthly, additives are added to the pulp generated in the fourth step according to different products; sixthly, the pulp is fully stirred; seventhly, the mixed natural color bamboo pulp is online diluted and then processed through a purification system to further remove impurities; eventually, pulp is placed on a screen, paper is manufactured with the pulp, a layer of wet paper sheet is formed and processed, and then natural color bamboo pulp fiber household paper body paper is obtained. The method has the advantages that the prepared paper is greener, more environmentally friendly and healthier.
Description
Technical field
The invention belongs to pulp and paper technology field, relate to a kind of preparation method of true qualities bamboo pulp fiber paper for daily use.
Background technology
Paper for daily use, mainly for people's life daily hygiene, be one of paper kind indispensable in life, and its shape has individual square, is shawl paper or face tissue; Also have and be rolled into cylinder shape, be coil paper.Paper for daily use is to be individual house, goes out to wait all kinds of health wiping paper usings that use, and comprises roll tissue, interfold toilet paper, Boxed facial tissue, pocket face-tissue, paper handkerchief, napkin paper, tissue, kitchen paper handkerchief etc.Conventionally manufactured the stationery of different purposes, ingredient requirement difference by materials such as cotton pulp, wood pulp, straw pulp, secondary stocks.The measured toilet paper of matter is to be all made up of Original Pulp, and it is similar with the manufacturing process of general paper, just requires to manufacture as thin as a wafer extremely fragility, and such object is will rot when running into water, reaches the object of environmental protection.
In recent years, paper for daily use becomes just rapidly the fast-moving consumer goods the closest with consumer's relation in China.The paper for daily use consumption figure of China is only second to North America and area, West Europe at present, occupy third place in the world, but due to populous, the consumption per head of China's paper for daily use is only 3.48 kilograms, not yet reaches the world average level of 4.1 kilograms.And middle and high end paper for daily use and disposable sanitary articles will become the consumption growth point in paper for daily use market.
Paper for daily use on market is nearly all white paper now, is all in fact to use through the paper pulp of bleaching agent bleaching to produce as raw material, and the agent of floating that bleaching is used mainly contains two kinds of Oxidizing and Reducing Agents; At present mainly taking oxidant as main, conventional have chlorine, hypochlorite, a chlorine dioxide etc.; Bioxin, the furans etc. that the organic chloride producing in production contains has carcinogenic, mutagenicity, causes birth defect, multiple cranial nerve pathology and anxious toxicity, and the sewage of discharge has larger harmful effect to the water body environment of receiving.Slurry, after the bleaching of strong oxidizer, has damage in various degree to fibre strength, and intensity, toughness decline, and the product of production in use easily exists hair, dry linting, the problem that wet strength reduces.
Summary of the invention
For overcoming above-mentioned technical disadvantages, the invention provides and a kind ofly select natural Cluster Bamboo as raw material, omnidistancely do not add the true qualities bamboo pulp material of bleaching agent as the main fibrous raw material of product, in production visual brightness, can obtain the universally recognized true qualities paper for daily use of people; Product is not contained hazardous substance, there is the preparation method of the true qualities bamboo pulp fiber paper for daily use of more green, environmental protection, healthy feature
.
The present invention solves the technical method that its technical problem adopts: a kind of preparation method of true qualities bamboo pulp fiber paper for daily use, and its processing step is:
The first step: boiling, the natural bamboo chip of growing thickly is put into special boiling container, add NaOH:3.8 ton/pot～5.0 ton/pot, Na simultaneously
2s:0.8 ton/pot～1.3 ton/pot, and pass into steam and make temperature reach 150 DEG C～155 DEG C, pressure to reach 0.7Mpa, process 280 minutes～350 minutes;
Second step: liquid is got in screening, remove in boiling the sandstone that do not steam in bulk bamboo chip, ring and crude fibre, the raw material of separating etc. by screening, cleaning equipment, then extract by washing device the black liquor that in thick slurry, digestion process is dissolved out, tentatively obtain the bamboo pulp fiber that color is dark, fiber is harder;
The 3rd step: oxygen delignification, the color obtaining is dark, fiber is harder bamboo pulp fiber is by one section of oxygen delignification operation, further remove the residual lignin in bamboo pulp fiber, again by after washing device washes clean, finally obtain brightness at ISO(R457): between 35%～50%, the true qualities bamboo pulp fiber that fiber is more soft;
The 4th step: making beating, to the processing of pulling an oar of true qualities bamboo pulp fiber, makes slurry beating degree be controlled at 30 by disc mill
oSR～45
osR, then puts into slurry pond with slurry and allocates percentage by weight into the needle long fiber that accounts for slurry 10%～25%, improves the performance of manufacturing paper with pulp;
The 5th step: condiment, adds wet strength agent, remover, sticky cylinder agent, modifying agent to the slip generating in the 4th step according to different products; It is wet strength agent that addition accounts for slip gross mass percentage: 0～4.5%, remover: 0～0.15%, sticky cylinder agent: 0～0.25%, modifying agent: 0～0.8%, and fully stir;
The 6th step: dilution, purification, to the true qualities bamboo pulp material on-line dilution mixing up, be 0.15%～0.25% slurry concentration dilution, then by cleaning system processing, further remove the impurity in slurry;
The 7th step: prepare body paper, online is manufactured paper with pulp, forms one deck l Water Paper page as thin as a wafer, and l Water Paper page is carried out to vacuum, squeezing, drying and dewatering, wrinkling, batch obtain brightness at ISO(R457): 35%～50% true qualities bamboo pulp fiber paper for daily use body paper.
Described true qualities bamboo pulp fiber paper for daily use body paper is tooth yellow.
The invention has the beneficial effects as follows: use a kind of whole process not add the true qualities bamboo pulp material of bleaching agent as the main fibrous raw material of product, in production visual brightness, can obtain the universally recognized true qualities paper for daily use of people, product is not contained hazardous substance, more green, environmental protection, health, the present invention selects natural Cluster Bamboo as raw material, through getting the raw materials ready, boiling, screening, purify, it is darker that carrying out washing treatment obtains color, residual lignin is more, the bamboo pulp fiber that fiber is harder, we have also adopted advanced person, dense Oxygen Delignification Technique in environmental protection, it is to utilize the oxygen of separating from air, further remove the residual lignin in slurry under certain condition, obtain required brightness by control Oxygen Delignification of Fast-Growing parameter higher, fiber more soft true qualities bamboo pulp fiber, then through making beating, condiment, moulding, the a series of paper process for machining such as the dehydration true qualities bamboo pulp fiber paper for daily use of manufacturing paper with pulp out, true qualities bamboo pulp fiber close structure, fiber are elongated, good toughness, do not add bleaching preparations and can at utmost reduce the damage to fibre strength, and the true qualities paper for daily use of production does not in use exist the phenomenon of hair, dry linting, and wet strength is higher.
Brief description of the drawings
Fig. 1 is frame structure schematic diagram of the present invention.
detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
Referring to Fig. 1, a kind of preparation method of true qualities bamboo pulp fiber paper for daily use, its processing step is:
The first step: boiling, the natural bamboo chip of growing thickly is put into special boiling container, add NaOH:3.8 ton/pot～5.0 ton/pot, Na simultaneously
2s:0.9 ton/pot～1.2 ton/pot, and pass into steam and make temperature reach 150 DEG C～155 DEG C, pressure to reach 0.7Mpa, process 280 minutes～350 minutes;
Second step: liquid is got in screening, remove in boiling the sandstone that do not steam in bulk bamboo chip, ring and crude fibre, the raw material of separating etc. by screening, cleaning equipment, then extract by washing device the black liquor that in thick slurry, digestion process is dissolved out, tentatively obtain the bamboo pulp fiber that color is dark, fiber is harder;
The 3rd step: oxygen delignification, the color obtaining is dark, fiber is harder bamboo pulp fiber is by one section of oxygen delignification operation, further remove the residual lignin in bamboo pulp fiber, again by after washing device washes clean, finally obtain brightness at ISO(R457): between 35%～50%, the true qualities bamboo pulp fiber that fiber is more soft;
The 4th step: making beating, to the processing of pulling an oar of true qualities bamboo pulp fiber, makes slurry beating degree be controlled at 30 by disc mill
oSR～45
osR, then puts into slurry pond with slurry and allocates percentage by weight into the needle long fiber that accounts for slurry 10%～25%, improves the performance of manufacturing paper with pulp;
The 5th step: condiment, adds wet strength agent, remover, sticky cylinder agent, modifying agent to the slip generating in the 4th step according to different products; It is wet strength agent that addition accounts for slip gross mass percentage: 0～4.5%, remover: 0～0.15%, sticky cylinder agent: 0～0.25%, modifying agent: 0～0.8%, and fully stir;
The 6th step: dilution, purification, to the true qualities bamboo pulp material on-line dilution mixing up, be 0.15%～0.25% slurry concentration dilution, then by cleaning system processing, further remove the impurity in slurry;
The 7th step: prepare body paper, online is manufactured paper with pulp, forms one deck l Water Paper page as thin as a wafer, and l Water Paper page is carried out to vacuum, squeezing, drying and dewatering, wrinkling, batch obtain brightness at ISO(R457): 35%～50% true qualities bamboo pulp fiber paper for daily use body paper.
Described true qualities bamboo pulp fiber paper for daily use body paper is tooth yellow.
The present invention uses a kind of whole process not add the true qualities bamboo pulp material of bleaching agent as the main fibrous raw material of product, can obtain the universally recognized true qualities paper for daily use of people in production visual brightness, product is not contained hazardous substance, more green, environmental protection, health, the present invention selects natural Cluster Bamboo as raw material, through getting the raw materials ready, boiling, screening, purify, it is darker that carrying out washing treatment obtains color, residual lignin is more, the bamboo pulp fiber that fiber is harder, we have also adopted advanced person, dense Oxygen Delignification Technique in environmental protection, it is to utilize the oxygen of separating from air, further remove the residual lignin in slurry under certain condition, obtain required brightness by control Oxygen Delignification of Fast-Growing parameter higher, fiber more soft true qualities bamboo pulp fiber, then through making beating, condiment, moulding, the a series of paper process for machining such as the dehydration true qualities bamboo pulp fiber paper for daily use of manufacturing paper with pulp out, true qualities bamboo pulp fiber close structure, fiber are elongated, good toughness, do not add bleaching preparations and can at utmost reduce the damage to fibre strength, and the true qualities paper for daily use of production does not in use exist the phenomenon of hair, dry linting, and wet strength is higher.
Claims (2)
1. a preparation method for true qualities bamboo pulp fiber paper for daily use, is characterized in that processing step is:
The first step: boiling, the natural bamboo chip of growing thickly is put into special boiling container, add NaOH:3.8 ton/pot～5.0 ton/pot, Na simultaneously
2s:0.8 ton/pot～1.3 ton/pot, and pass into steam and make temperature reach 150 DEG C～155 DEG C, pressure to reach 0.7Mpa, process 280 minutes～350 minutes;
Second step: liquid is got in screening, remove in boiling the sandstone that do not steam in bulk bamboo chip, ring and crude fibre, the raw material of separating etc. by screening, cleaning equipment, then extract by washing device the black liquor that in thick slurry, digestion process is dissolved out, tentatively obtain the bamboo pulp fiber that color is dark, fiber is harder;
The 3rd step: oxygen delignification, the color obtaining is dark, fiber is harder bamboo pulp fiber is by one section of oxygen delignification operation, further remove the residual lignin in bamboo pulp fiber, again by after washing device washes clean, finally obtain brightness at ISO(R457): between 35%～50%, the true qualities bamboo pulp fiber that fiber is more soft;
The 4th step: making beating, to the processing of pulling an oar of true qualities bamboo pulp fiber, makes slurry beating degree be controlled at 30 by disc mill
oSR～45
osR, then puts into slurry pond with slurry and allocates percentage by weight into the needle long fiber that accounts for slurry 10%～25%, improves the performance of manufacturing paper with pulp;
The 5th step: condiment, adds wet strength agent, remover, sticky cylinder agent, modifying agent to the slip generating in the 4th step according to different products; It is wet strength agent that addition accounts for slip gross mass percentage: 0～4.5%, remover: 0～0.15%, sticky cylinder agent: 0～0.25%, modifying agent: 0～0.8%, and fully stir;
The 6th step: dilution, purification, to the true qualities bamboo pulp material on-line dilution mixing up, be 0.15%～0.25% slurry concentration dilution, then by cleaning system processing, further remove the impurity in slurry;
The 7th step: prepare body paper, online is manufactured paper with pulp, forms one deck l Water Paper page as thin as a wafer, and l Water Paper page is carried out to vacuum, squeezing, drying and dewatering, wrinkling, batch obtain brightness at ISO(R457): 35%～50% true qualities bamboo pulp fiber paper for daily use body paper.
2. the preparation method of true qualities bamboo pulp fiber paper for daily use as claimed in claim 1, is characterized in that: described true qualities bamboo pulp fiber paper for daily use body paper is tooth yellow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410121975.XA CN103882758A (en) | 2014-03-29 | 2014-03-29 | Method for preparing natural color bamboo pulp fiber household paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410121975.XA CN103882758A (en) | 2014-03-29 | 2014-03-29 | Method for preparing natural color bamboo pulp fiber household paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103882758A true CN103882758A (en) | 2014-06-25 |
Family
ID=50951861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410121975.XA Pending CN103882758A (en) | 2014-03-29 | 2014-03-29 | Method for preparing natural color bamboo pulp fiber household paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103882758A (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104138031A (en) * | 2014-07-24 | 2014-11-12 | 四川省西龙生物质材料科技有限公司 | Preparation method of self-colored bamboo fiber filter tip |
| CN104818638A (en) * | 2015-04-27 | 2015-08-05 | 宁夏紫荆花纸业有限公司 | Method for using grape branches as raw materials to make pulp and manufacture natural-color paper for daily use |
| CN105064116A (en) * | 2015-08-24 | 2015-11-18 | 四川康启生物科技有限公司 | Life paper made from bamboo |
| CN104138031B (en) * | 2014-07-24 | 2016-11-30 | 四川环龙新材料有限公司 | A kind of true qualities method for preparing bamboo fiber filter tip |
| CN107227646A (en) * | 2017-06-27 | 2017-10-03 | 张弘业 | The preparation method and paper for daily use of paper for daily use |
| CN107447588A (en) * | 2017-09-11 | 2017-12-08 | 四川唤初新材料有限公司 | The preparation technology of the instant lavatory paper of the full bamboo fibre of true qualities |
| CN107663805A (en) * | 2017-10-11 | 2018-02-06 | 山东恒安纸业有限公司 | A kind of sterile tissue and its production technology |
| CN107858863A (en) * | 2017-11-21 | 2018-03-30 | 佛山微赢电子商务有限公司 | A kind of preparation method of unbleached paper |
| CN108914668A (en) * | 2018-07-16 | 2018-11-30 | 天津科技大学 | A method of improving bamboo pulp fiber pliability |
| CN109024082A (en) * | 2018-08-08 | 2018-12-18 | 东莞市白天鹅纸业有限公司 | A kind of unbleached paper and its manufacturing method |
| CN109689968A (en) * | 2016-09-15 | 2019-04-26 | 维美德公司 | For washing and the equipment of dewa-tered pulp, the system for controlling this equipment and the method for handling paper pulp in such a device |
| CN109972452A (en) * | 2017-12-28 | 2019-07-05 | 北京小池原品科技有限公司 | A kind of preparation method of true qualities bamboo pulp paper for daily use |
| CN110172856A (en) * | 2019-04-19 | 2019-08-27 | 恒安(中国)纸业有限公司 | A kind of preparation process of the ventilative puerpera's paper handkerchief body paper material of high water absorption |
| CN111329660A (en) * | 2020-02-04 | 2020-06-26 | 天津市依依卫生用品股份有限公司 | Bamboo urine pad and preparation process thereof |
| CN112458786A (en) * | 2020-11-04 | 2021-03-09 | 江西中竹生物质科技有限公司 | Method for producing degradable garbage bag base paper by using bamboo pulp |
| CN113605135A (en) * | 2021-08-11 | 2021-11-05 | 泰盛科技（集团）股份有限公司 | Natural color bamboo pulp preparation method and natural color bamboo pulp |
| CN114960266A (en) * | 2022-06-16 | 2022-08-30 | 联盛纸业（龙海）有限公司 | Craft paper and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1491306A (en) * | 2001-02-16 | 2004-04-21 | Lotioned and embossed tissuepaper | |
| US20050230069A1 (en) * | 2001-02-16 | 2005-10-20 | Klaus Hilbig | Method of making a thick and smooth embossed tissue |
| CN101353871A (en) * | 2007-12-05 | 2009-01-28 | 山东福荫造纸环保科技有限公司 | Natural color wiping paper and preparation thereof |
-
2014
- 2014-03-29 CN CN201410121975.XA patent/CN103882758A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1491306A (en) * | 2001-02-16 | 2004-04-21 | Lotioned and embossed tissuepaper | |
| US20050230069A1 (en) * | 2001-02-16 | 2005-10-20 | Klaus Hilbig | Method of making a thick and smooth embossed tissue |
| CN101353871A (en) * | 2007-12-05 | 2009-01-28 | 山东福荫造纸环保科技有限公司 | Natural color wiping paper and preparation thereof |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104138031B (en) * | 2014-07-24 | 2016-11-30 | 四川环龙新材料有限公司 | A kind of true qualities method for preparing bamboo fiber filter tip |
| CN104138031A (en) * | 2014-07-24 | 2014-11-12 | 四川省西龙生物质材料科技有限公司 | Preparation method of self-colored bamboo fiber filter tip |
| CN104818638A (en) * | 2015-04-27 | 2015-08-05 | 宁夏紫荆花纸业有限公司 | Method for using grape branches as raw materials to make pulp and manufacture natural-color paper for daily use |
| CN105064116A (en) * | 2015-08-24 | 2015-11-18 | 四川康启生物科技有限公司 | Life paper made from bamboo |
| CN109689968A (en) * | 2016-09-15 | 2019-04-26 | 维美德公司 | For washing and the equipment of dewa-tered pulp, the system for controlling this equipment and the method for handling paper pulp in such a device |
| CN109689968B (en) * | 2016-09-15 | 2022-03-11 | 维美德公司 | Apparatus for washing and dewatering pulp, system for controlling such an apparatus and method for treating pulp in such an apparatus |
| CN107227646A (en) * | 2017-06-27 | 2017-10-03 | 张弘业 | The preparation method and paper for daily use of paper for daily use |
| CN107447588A (en) * | 2017-09-11 | 2017-12-08 | 四川唤初新材料有限公司 | The preparation technology of the instant lavatory paper of the full bamboo fibre of true qualities |
| CN107663805B (en) * | 2017-10-11 | 2020-10-30 | 山东恒安纸业有限公司 | Aseptic hand towel and production process thereof |
| CN107663805A (en) * | 2017-10-11 | 2018-02-06 | 山东恒安纸业有限公司 | A kind of sterile tissue and its production technology |
| CN107858863A (en) * | 2017-11-21 | 2018-03-30 | 佛山微赢电子商务有限公司 | A kind of preparation method of unbleached paper |
| CN109972452A (en) * | 2017-12-28 | 2019-07-05 | 北京小池原品科技有限公司 | A kind of preparation method of true qualities bamboo pulp paper for daily use |
| CN108914668A (en) * | 2018-07-16 | 2018-11-30 | 天津科技大学 | A method of improving bamboo pulp fiber pliability |
| CN109024082A (en) * | 2018-08-08 | 2018-12-18 | 东莞市白天鹅纸业有限公司 | A kind of unbleached paper and its manufacturing method |
| CN109024082B (en) * | 2018-08-08 | 2022-02-15 | 覃坤炎 | Natural color paper and manufacturing method thereof |
| CN110172856A (en) * | 2019-04-19 | 2019-08-27 | 恒安(中国)纸业有限公司 | A kind of preparation process of the ventilative puerpera's paper handkerchief body paper material of high water absorption |
| CN111329660A (en) * | 2020-02-04 | 2020-06-26 | 天津市依依卫生用品股份有限公司 | Bamboo urine pad and preparation process thereof |
| CN112458786A (en) * | 2020-11-04 | 2021-03-09 | 江西中竹生物质科技有限公司 | Method for producing degradable garbage bag base paper by using bamboo pulp |
| CN113605135A (en) * | 2021-08-11 | 2021-11-05 | 泰盛科技（集团）股份有限公司 | Natural color bamboo pulp preparation method and natural color bamboo pulp |
| CN114960266A (en) * | 2022-06-16 | 2022-08-30 | 联盛纸业（龙海）有限公司 | Craft paper and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103882758A (en) | Method for preparing natural color bamboo pulp fiber household paper | |
| CN105780568B (en) | Biological enzyme bating delignification combines mechanical legal system sizing process twice | |
| KR101410110B1 (en) | Grass type unbleached paper products and production method thereof | |
| CN105672013A (en) | Natural color bamboo pulp production method and natural color paper for daily use produced through same | |
| CN104514035A (en) | Preparation method for bamboo fiber | |
| CN106049148B (en) | The cold stain slurrying of grass family class and bleaching process | |
| KR20090091082A (en) | High whiteness chemical pulp using corntalk and method for manufacturing paper product therefrom | |
| JP2004503683A (en) | Method for producing pulp from corn stalk | |
| CN104213458B (en) | Original-color bamboo fiber pulp, preparation method thereof and an application of the bamboo fiber pulp as tobacco additive | |
| WO2019011288A1 (en) | Natural fruit-dyed colored paper tissue production method | |
| CN107227646A (en) | The preparation method and paper for daily use of paper for daily use | |
| CN105862494B (en) | A kind of method that natural color pulp is prepared with sunflower seed shell | |
| CN107858863A (en) | A kind of preparation method of unbleached paper | |
| CN106436412A (en) | Preparation method of unbleached neosinocalamus affinis paper pulp | |
| CN1410627A (en) | Production technology of pure natural antibacterial bamboo paste | |
| CN102644212B (en) | Preparation method of industrial hemp full stalk pulp | |
| CN102444044A (en) | Retinervus luffae fructus pulp for manufacturing viscose fiber and preparation method thereof | |
| CN105780583B (en) | Non-timber class paper pulp | |
| CN104256321A (en) | Corn husk dietary fiber membrane and preparation method thereof | |
| CN111118939A (en) | Production method of environment-friendly and energy-saving household paper pulp | |
| CN110042691A (en) | A kind of sugarcane paper paper stick cotton swab and preparation method thereof | |
| KR20010001550A (en) | Preparation method for the cornstalk pulping | |
| CN103850146A (en) | Pulp for viscose and preparation method of pulp | |
| WO2016011736A1 (en) | Unbleached paper pulp made from bamboo fiber and preparation method therefor, and raw paper of unbleached daily-use paper made from paper pulp | |
| KR20130079912A (en) | A process of preparing shroud for monk by using korean paper |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140625 |