CN109371744A - A kind of production technology of paper suction pipe - Google Patents
A kind of production technology of paper suction pipe Download PDFInfo
- Publication number
- CN109371744A CN109371744A CN201811227907.6A CN201811227907A CN109371744A CN 109371744 A CN109371744 A CN 109371744A CN 201811227907 A CN201811227907 A CN 201811227907A CN 109371744 A CN109371744 A CN 109371744A
- Authority
- CN
- China
- Prior art keywords
- paper
- pulp
- suction pipe
- production technology
- mixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/14—Secondary fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31D—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER, NOT PROVIDED FOR IN SUBCLASSES B31B OR B31C
- B31D5/00—Multiple-step processes for making three-dimensional articles ; Making three-dimensional articles
- B31D5/0095—Making drinking straws
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/18—Reinforcing agents
- D21H21/20—Wet strength agents
Landscapes
- Paper (AREA)
Abstract
A kind of production technology of paper suction pipe, including a, mixing step: softwood pulp, hardwood pulp and reclaim paper paper pulp addition mortar mixer are mixed, mixed pulp is obtained；B, pre-treatment step: by mixed pulp be added neat and well spaced machine carry out it is neat and well spaced after, then import and auxiliary agent be added in header box, obtain body paper slurry；C, post-processing step: head box is imported after body paper slurry is removed the gred by scummer, then after being sieved by pressurized screen, obtains paper pulp；D, by paper pulp in order by the wet end of paper machine, press section and drying portion, body paper papermaking procedure: is obtained after top sizing；E, finished product step: it will be cut into toilet roll strip after body paper press polish, then crimp twice by paper tube machine and paper suction pipe is made.It will not soften within paper suction pipe soaked 1 hour or more made from the paper pulp being formulated through the invention, while environmental protection, greatly meet people's demand used in everyday.
Description
Technical field:
The present invention relates to paper production field, in particular to a kind of production technology of paper suction pipe.
Background technique:
The environmental consciousness of present people is higher and higher, and the tiny plastic suction pipe of volume is grabbed due to being difficult to by garbage disposer
It takes, and then is recycled, therefore, the final destiny of most of plastic suction pipe is to fall into refuse landfill or swim in ocean
On.Plastic suction pipe into waters is often eaten by mistake by animals such as green turtle, seabird, fish, causes us previously to be seen miserable
It is acute.And the plastic suction pipe for persistently swimming in sea then can be gradually crushed, and form micro- plastic grain of a large amount of diameters less than 5 millimeters.
These poisonous and harmful micro- plastic grains can also be accumulated by food chain, may finally be entered human body, be threatened human health.
But paper suction pipe production technology is again not fully up to expectations in the prior art, the paper suction pipe intensity produced is low, after soaked
It is easily soft, directly affect people's use.
Summary of the invention:
The present invention is directed at least solve one of the technical problems existing in the prior art.
For this purpose, its technical scheme applied to solve the technical problem of the invention is: a kind of production technology of paper suction pipe, including
A, mixing step: softwood pulp, hardwood pulp and reclaim paper paper pulp addition mortar mixer are mixed, mixed
Combined paper slurry；
B, pre-treatment step: by mixed pulp be added neat and well spaced machine carry out it is neat and well spaced after, then import and auxiliary agent be added in header box, obtain
It is starched to body paper；
C, post-processing step: head box is imported after body paper slurry is removed the gred by scummer, then after being sieved by pressurized screen, is obtained
To paper pulp；
D, papermaking procedure: by paper pulp in order by the wet end of paper machine, press section and drying portion, after top sizing
To body paper；
E, finished product step: it will be cut into toilet roll strip after body paper press polish, then is crimped twice by paper tube machine
Paper suction pipe is made.
Preferably, softwood pulp, hardwood pulp, reclaim paper paper pulp ratio are 20~40:50~80:10 in mixing step
~20.
Preferably, auxiliary agent is sizing agent and wet strength agent in pre-treatment step.
Preferably, the additional amount of sizing agent is the 2%~3% of the quality of mixed pulp, wet strength agent in pre-treatment step
Additional amount be mixed pulp quality 3%~4%.
Preferably, paper pulp passes through 2 press section press in papermaking procedure.
Preferably, the pressure of 2 squeezings are as follows: 40~70kn/m of squeezing for the first time, second of 75~95kn/m of squeezing.
Preferably, the steam pressure in drying portion is 1.0~4.0bar in papermaking procedure.
Preferably, the vapor (steam) temperature in drying portion is 50 DEG C~120 DEG C.
Preferably, the vacuum degree of wet end is -1.5mWC~-6mWC in papermaking procedure.
The beneficial effects of the present invention are:
Paper suction pipe made from the paper pulp being formulated through the invention, free from extraneous odour, color is normal bright and clean pollution-free, and outer wall is smooth to be cut
Mouthful smooth flawless and burr, not only dry tensile strength is high, and stem elongation rate is big, and wet tensile (strength) also got to 1Kn/m with
On, wet expansion is also controlled 4% or more, will not be softened within soaked 1 hour or more, while environmental protection, greatly be met
People's demand used in everyday is also added into reclaim paper paper pulp in formula of the invention, further improves resource of the invention
Utilization rate.
Specific embodiment:
Embodiment 1: a kind of production technology of paper suction pipe, including
A, mixing step: softwood pulp, hardwood pulp and reclaim paper paper pulp addition mortar mixer are mixed, mixed
Combined paper slurry；
B, pre-treatment step: by mixed pulp be added neat and well spaced machine carry out it is neat and well spaced after, then import and auxiliary agent be added in header box, obtain
It is starched to body paper；
C, post-processing step: head box is imported after body paper slurry is removed the gred by scummer, then after being sieved by pressurized screen, is obtained
To paper pulp；
D, papermaking procedure: by paper pulp in order by the wet end of paper machine, press section and drying portion, after top sizing
To body paper；
E, finished product step: it will be cut into toilet roll strip after body paper press polish, then is crimped twice by paper tube machine
Paper suction pipe is made.
Softwood pulp, hardwood pulp, reclaim paper paper pulp ratio are 20:50:10 in mixing step.
In pre-treatment step, auxiliary agent is sizing agent and wet strength agent.
In pre-treatment step, the additional amount of sizing agent is the 2% of the quality of mixed pulp, and the additional amount of wet strength agent is mixing
The 3% of the quality of paper pulp.
In papermaking procedure, paper pulp passes through 2 press section press.
The pressure of 2 squeezings are as follows: squeezing 40kn/m for the first time, second of squeezing 75kn/m.
In papermaking procedure, the steam pressure in drying portion is 1.0bar.
The vapor (steam) temperature in drying portion is 50 DEG C.
In papermaking procedure, the vacuum degree of wet end is -1.5mWC.
The paper suction pipe as made from the paper pulp of the present embodiment formula, free from extraneous odour, color is normal bright and clean pollution-free, and outer wall is smooth to be cut
Mouthful smooth flawless and burr, not only dry tensile strength is high, and stem elongation rate is big, and wet tensile (strength) also got to 1Kn/m with
On, wet expansion is also controlled 4% or more, will not be softened within soaked 1 hour or more, while environmental protection, greatly be met
People's demand used in everyday is also added into reclaim paper paper pulp in formula of the invention, further improves resource of the invention
Utilization rate.
Embodiment 2: a kind of production technology of paper suction pipe, including
A, mixing step: softwood pulp, hardwood pulp and reclaim paper paper pulp addition mortar mixer are mixed, mixed
Combined paper slurry；
B, pre-treatment step: by mixed pulp be added neat and well spaced machine carry out it is neat and well spaced after, then import and auxiliary agent be added in header box, obtain
It is starched to body paper；
C, post-processing step: head box is imported after body paper slurry is removed the gred by scummer, then after being sieved by pressurized screen, is obtained
To paper pulp；
D, papermaking procedure: by paper pulp in order by the wet end of paper machine, press section and drying portion, after top sizing
To body paper；
E, finished product step: it will be cut into toilet roll strip after body paper press polish, then is crimped twice by paper tube machine
Paper suction pipe is made.
Softwood pulp, hardwood pulp, reclaim paper paper pulp ratio are 40:80:20 in mixing step.
In pre-treatment step, auxiliary agent is sizing agent and wet strength agent.
In pre-treatment step, the additional amount of sizing agent is the 3% of the quality of mixed pulp, and the additional amount of wet strength agent is mixing
The 4% of the quality of paper pulp.
In papermaking procedure, paper pulp passes through 2 press section press.
The pressure of 2 squeezings are as follows: squeezing 70kn/m for the first time, second of squeezing 95kn/m.
In papermaking procedure, the steam pressure in drying portion is 4.0bar.
The vapor (steam) temperature in drying portion is 120 DEG C.
In papermaking procedure, the vacuum degree of wet end is -6mWC.
The paper suction pipe as made from the paper pulp of the present embodiment formula, free from extraneous odour, color is normal bright and clean pollution-free, and outer wall is smooth to be cut
Mouthful smooth flawless and burr, not only dry tensile strength is high, and stem elongation rate is big, and wet tensile (strength) also got to 1Kn/m with
On, wet expansion is also controlled 4% or more, will not be softened within soaked 1 hour or more, while environmental protection, greatly be met
People's demand used in everyday is also added into reclaim paper paper pulp in formula of the invention, further improves resource of the invention
Utilization rate.
Embodiment 3: a kind of production technology of paper suction pipe, including
A, mixing step: softwood pulp, hardwood pulp and reclaim paper paper pulp addition mortar mixer are mixed, mixed
Combined paper slurry；
B, pre-treatment step: by mixed pulp be added neat and well spaced machine carry out it is neat and well spaced after, then import and auxiliary agent be added in header box, obtain
It is starched to body paper；
C, post-processing step: head box is imported after body paper slurry is removed the gred by scummer, then after being sieved by pressurized screen, is obtained
To paper pulp；
D, papermaking procedure: by paper pulp in order by the wet end of paper machine, press section and drying portion, after top sizing
To body paper；
E, finished product step: it will be cut into toilet roll strip after body paper press polish, then is crimped twice by paper tube machine
Paper suction pipe is made.
Softwood pulp, hardwood pulp, reclaim paper paper pulp ratio are 20:80:20 in mixing step.
In pre-treatment step, auxiliary agent is sizing agent and wet strength agent.
In pre-treatment step, the additional amount of sizing agent is the 3% of the quality of mixed pulp, and the additional amount of wet strength agent is mixing
The 3% of the quality of paper pulp.
In papermaking procedure, paper pulp passes through 2 press section press.
The pressure of 2 squeezings are as follows: squeezing 40kn/m for the first time, second of squeezing 95kn/m.
In papermaking procedure, the steam pressure in drying portion is 3.0bar.
The vapor (steam) temperature in drying portion is 80 DEG C.
In papermaking procedure, the vacuum degree of wet end is -4mWC.
The paper suction pipe as made from the paper pulp of the present embodiment formula, free from extraneous odour, color is normal bright and clean pollution-free, and outer wall is smooth to be cut
Mouthful smooth flawless and burr, not only dry tensile strength is high, and stem elongation rate is big, and wet tensile (strength) also got to 1Kn/m with
On, wet expansion is also controlled 4% or more, will not be softened within soaked 1 hour or more, while environmental protection, greatly be met
People's demand used in everyday is also added into reclaim paper paper pulp in formula of the invention, further improves resource of the invention
Utilization rate.
Embodiment 4: a kind of production technology of paper suction pipe, including
A, mixing step: softwood pulp, hardwood pulp and reclaim paper paper pulp addition mortar mixer are mixed, mixed
Combined paper slurry；
B, pre-treatment step: by mixed pulp be added neat and well spaced machine carry out it is neat and well spaced after, then import and auxiliary agent be added in header box, obtain
It is starched to body paper；
C, post-processing step: head box is imported after body paper slurry is removed the gred by scummer, then after being sieved by pressurized screen, is obtained
To paper pulp；
D, papermaking procedure: by paper pulp in order by the wet end of paper machine, press section and drying portion, after top sizing
To body paper；
E, finished product step: it will be cut into toilet roll strip after body paper press polish, then is crimped twice by paper tube machine
Paper suction pipe is made.
Softwood pulp, hardwood pulp, reclaim paper paper pulp ratio are 30:60:15 in mixing step.
In pre-treatment step, auxiliary agent is sizing agent and wet strength agent.
In pre-treatment step, the additional amount of sizing agent is the 2.5% of the quality of mixed pulp, and the additional amount of wet strength agent is mixed
The 3.6% of the quality of combined paper slurry.
In papermaking procedure, paper pulp passes through 2 press section press.
The pressure of 2 squeezings are as follows: squeezing 50kn/m for the first time, second of squeezing 85kn/m.
In papermaking procedure, the steam pressure in drying portion is 2.0bar.
The vapor (steam) temperature in drying portion is 100 DEG C.
In papermaking procedure, the vacuum degree of wet end is -5mWC.
The paper suction pipe as made from the paper pulp of the present embodiment formula, free from extraneous odour, color is normal bright and clean pollution-free, and outer wall is smooth to be cut
Mouthful smooth flawless and burr, not only dry tensile strength is high, and stem elongation rate is big, and wet tensile (strength) also got to 1Kn/m with
On, wet expansion is also controlled 4% or more, will not be softened within soaked 1 hour or more, while environmental protection, greatly be met
People's demand used in everyday is also added into reclaim paper paper pulp in formula of the invention, further improves resource of the invention
Utilization rate.
The foregoing is merely presently preferred embodiments of the present invention, and those of ordinary skill in the art are not making creative work
Under the premise of every other embodiment obtained, should fall within the scope of the present invention.
Claims (9)
1. a kind of production technology of paper suction pipe, it is characterised in that: including
A, mixing step: softwood pulp, hardwood pulp and reclaim paper paper pulp addition mortar mixer are mixed, mixed paper is obtained
Slurry；
B, pre-treatment step: by mixed pulp be added neat and well spaced machine carry out it is neat and well spaced after, then import and auxiliary agent be added in header box, obtain original
Paper pulp；
C, post-processing step: head box is imported after body paper slurry is removed the gred by scummer, then after being sieved by pressurized screen, obtains paper
Slurry；
D, by paper pulp in order by the wet end of paper machine, press section and drying portion, original papermaking procedure: is obtained after top sizing
Paper；
E, finished product step: it will be cut into toilet roll strip after body paper press polish, then curling twice is carried out by paper tube machine and is made
Paper suction pipe.
2. a kind of production technology of paper suction pipe according to claim 1, it is characterised in that: needlebush in the mixing step
Slurry, hardwood pulp, reclaim paper paper pulp ratio are 20~40:50~80:10~20.
3. a kind of production technology of paper suction pipe according to claim 2, it is characterised in that: in the pre-treatment step, help
Agent is sizing agent and wet strength agent.
4. a kind of production technology of paper suction pipe according to claim 3, it is characterised in that: in the pre-treatment step, apply
The additional amount of jelly is the 2%~3% of the quality of mixed pulp, the additional amount of wet strength agent be the quality of mixed pulp 3%~
4%.
5. a kind of production technology of paper suction pipe according to claim 1, it is characterised in that: in the papermaking procedure, paper pulp
By 2 press section press.
6. a kind of production technology of paper suction pipe according to claim 5, it is characterised in that: the pressure of 2 squeezings are as follows:
40~70kn/m of squeezing for the first time, second of 75~95kn/m of squeezing.
7. a kind of production technology of paper suction pipe according to claim 1, it is characterised in that: in the papermaking procedure, drying
The steam pressure in portion is 1.0~4.0bar.
8. a kind of production technology of paper suction pipe according to claim 7, it is characterised in that: the vapor (steam) temperature in the drying portion
It is 50 DEG C~120 DEG C.
9. a kind of production technology of paper suction pipe according to claim 1, it is characterised in that: in the papermaking procedure, wet end
Vacuum degree be -1.5mWC~-6mWC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811227907.6A CN109371744A (en) | 2018-10-22 | 2018-10-22 | A kind of production technology of paper suction pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811227907.6A CN109371744A (en) | 2018-10-22 | 2018-10-22 | A kind of production technology of paper suction pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109371744A true CN109371744A (en) | 2019-02-22 |
Family
ID=65401243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811227907.6A Pending CN109371744A (en) | 2018-10-22 | 2018-10-22 | A kind of production technology of paper suction pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109371744A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109736128A (en) * | 2019-03-05 | 2019-05-10 | 山东天阳纸业有限公司 | A kind of manufacturing method of suction pipe body paper |
| CN109914143A (en) * | 2019-03-25 | 2019-06-21 | 浙江恒川新材料有限公司 | A kind of Flexible sucker lining paper and preparation method thereof |
| CN112297514A (en) * | 2020-09-29 | 2021-02-02 | 中船重工鹏力（南京）塑造科技有限公司 | Large-scale production method of oblique-mouth U-shaped paper straw |
| CN115867706A (en) * | 2020-07-10 | 2023-03-28 | 盟迪股份有限公司 | Method for producing drinking straw based on cellulose fibres |
| WO2023070282A1 (en) * | 2021-10-25 | 2023-05-04 | 杨珊 | Paper straw production process |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1044139A (en) * | 1989-10-31 | 1990-07-25 | 常德市造纸厂 | Making beating and dyeing that the high-strength colour bobbin printed sheet is produced |
| CN1103451A (en) * | 1994-07-21 | 1995-06-07 | 赵春芳 | Paper tube and tub, method and equipment for mfg. same |
| RU2373315C1 (en) * | 2008-05-20 | 2009-11-20 | Радик Гилфанович Хабибуллин | Method of production of packaging paper |
| CN102002892A (en) * | 2010-09-10 | 2011-04-06 | 安徽万邦高森造纸有限公司 | Production process of low-quantitative straw wrapping paper |
| CN105507057A (en) * | 2015-11-24 | 2016-04-20 | 安庆盛华纸质包装有限公司 | High-strength pouring cup paper preparation technology |
| CN107874567A (en) * | 2016-09-30 | 2018-04-06 | 郑王栋 | Suction pipe assembly and its manufacture method |
| US20180235390A1 (en) * | 2018-03-28 | 2018-08-23 | Terry Lehmann | Recyclable Compostable Disposable Straws Fabricated From Rapidly Renewable Resources |
| TWM566029U (en) * | 2018-04-26 | 2018-09-01 | 林海堂 | Paper-rolled paper straw structure |
-
2018
- 2018-10-22 CN CN201811227907.6A patent/CN109371744A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1044139A (en) * | 1989-10-31 | 1990-07-25 | 常德市造纸厂 | Making beating and dyeing that the high-strength colour bobbin printed sheet is produced |
| CN1103451A (en) * | 1994-07-21 | 1995-06-07 | 赵春芳 | Paper tube and tub, method and equipment for mfg. same |
| RU2373315C1 (en) * | 2008-05-20 | 2009-11-20 | Радик Гилфанович Хабибуллин | Method of production of packaging paper |
| CN102002892A (en) * | 2010-09-10 | 2011-04-06 | 安徽万邦高森造纸有限公司 | Production process of low-quantitative straw wrapping paper |
| CN105507057A (en) * | 2015-11-24 | 2016-04-20 | 安庆盛华纸质包装有限公司 | High-strength pouring cup paper preparation technology |
| CN107874567A (en) * | 2016-09-30 | 2018-04-06 | 郑王栋 | Suction pipe assembly and its manufacture method |
| US20180235390A1 (en) * | 2018-03-28 | 2018-08-23 | Terry Lehmann | Recyclable Compostable Disposable Straws Fabricated From Rapidly Renewable Resources |
| TWM566029U (en) * | 2018-04-26 | 2018-09-01 | 林海堂 | Paper-rolled paper straw structure |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109736128A (en) * | 2019-03-05 | 2019-05-10 | 山东天阳纸业有限公司 | A kind of manufacturing method of suction pipe body paper |
| CN109914143A (en) * | 2019-03-25 | 2019-06-21 | 浙江恒川新材料有限公司 | A kind of Flexible sucker lining paper and preparation method thereof |
| CN109914143B (en) * | 2019-03-25 | 2021-08-24 | 浙江恒川新材料有限公司 | Bendable straw lining paper and preparation method thereof |
| CN115867706A (en) * | 2020-07-10 | 2023-03-28 | 盟迪股份有限公司 | Method for producing drinking straw based on cellulose fibres |
| CN112297514A (en) * | 2020-09-29 | 2021-02-02 | 中船重工鹏力（南京）塑造科技有限公司 | Large-scale production method of oblique-mouth U-shaped paper straw |
| WO2023070282A1 (en) * | 2021-10-25 | 2023-05-04 | 杨珊 | Paper straw production process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109371744A (en) | A kind of production technology of paper suction pipe | |
| CN110318302A (en) | A kind of manufacturing method of straw paper | |
| CN105648826B (en) | Low-weight corrugated paper and preparation method thereof | |
| CN104641039B (en) | A kind of waterproof recycled writing paper and production method thereof | |
| CN107254797B (en) | The production technology of paper and lower paper on a kind of protecting paper of gypsum board | |
| CN106283824B (en) | A kind of high weight high-strength fluting medium process for cleanly preparing | |
| CN106256953B (en) | A kind of leather waste matches somebody with somebody the method that OCC waste paper produces high-strength corrugating medium of copying | |
| CN1786340A (en) | Corrugated paper produced by steam blasting straw to pulp and its production method | |
| CN102733252A (en) | Method for producing outer bag paper of fruit cultivating bag by using waste linerboards | |
| CN105040507B (en) | A kind of film coated base paper and its production technology | |
| CN109957990A (en) | It is a kind of to produce composite base paper process with bamboo pulp | |
| CN102154957A (en) | Natural-color cigarette cardboard and production method thereof | |
| CN109371743A (en) | A kind of formula producing paper suction pipe paper pulp | |
| CN107095611A (en) | A kind of tissue and preparation method thereof | |
| CN106245418A (en) | A kind of method utilizing Chinese herb residues to prepare natural color pulp and utilize the method that this natural color pulp prepares true qualities package paper | |
| CN111945476A (en) | Production process of corrugated paper with good water resistance | |
| CN106320084A (en) | Production technology of crinkled wiping paper | |
| CN108035192A (en) | A kind of 14g/m2The production method of ultra-thin high grade of transparency copy paper | |
| CN103696318B (en) | A kind of production method of face tissue of soft fluffy | |
| CN204039845U (en) | The environmental friendly regenerated fiberboard of high density | |
| CN105775299B (en) | Dimensional stability paper tube and preparation method thereof | |
| CN104018390B (en) | A kind of waterproof offset coated paper and pulping method thereof | |
| CN103422381B (en) | Apple juice waste prepares the method for fluting medium | |
| CN107447566B (en) | The production technology of paper and lower paper on a kind of tectorial paper | |
| CN109811593B (en) | Glycol environment-friendly paper and production method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190222 |
|
| RJ01 | Rejection of invention patent application after publication |