CN108221464A - It is a kind of to reinforce liquid for the double-deck of paper relics protection - Google Patents
It is a kind of to reinforce liquid for the double-deck of paper relics protection Download PDFInfo
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- CN108221464A CN108221464A CN201810255700.3A CN201810255700A CN108221464A CN 108221464 A CN108221464 A CN 108221464A CN 201810255700 A CN201810255700 A CN 201810255700A CN 108221464 A CN108221464 A CN 108221464A
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- 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
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
- D21H17/57—Polyureas; Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
- C08B15/02—Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/64—Macromolecular compounds not provided for by groups C08G18/42 - C08G18/63
- C08G18/6484—Polysaccharides and derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/73—Polyisocyanates or polyisothiocyanates acyclic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
- C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
- C08G18/791—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing isocyanurate groups
- C08G18/792—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing isocyanurate groups formed by oligomerisation of aliphatic and/or cycloaliphatic isocyanates or isothiocyanates
-
- 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
- D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
- D21H25/18—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00 of old paper as in books, documents, e.g. restoring
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Paper (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
It is an object of the present invention to provide a kind of double-deck reinforcing liquid for paper relics protection, it is made of nano-cellulose and hexamethylene diisocyanate trimer part；The nano-cellulose is the following raw material by weight percent meter：Rice paper 24 ~ 50%, 2,2,6,6, tetramethyl piperidine oxides（TEMPO）0.2 ~ 0.6%, NaBr 2.4 ~ 6%, NaClO 43.4 ~ 73.4% are made, and when the present invention is specifically used, paper is impregnated in nano-cellulose solution in 2 15min, take out and spontaneously dry；Then one layer of hexamethylene diisocyanate trimer is brushed, prescription of the present invention is scientific and reasonable, abundant raw material, prepared by easily production, using effect is good, and nano-cellulose prepares raw material sources in rice paper, good with paper relics compatibility, do not recruit worm thermophilic, durability is good, and economic and social benefit is notable.
Description
Technical field
It is particularly a kind of to reinforce liquid for the double-deck of paper relics protection the present invention relates to paper relics protection.
Background technology
Using paper as the Cultural Relic Resource of carrier, including the data such as books, archives during preservation due to environmental factor and
The degradation of paper internal fiber element causes the strength reduction of paper, and yellow, embrittlement or even dusting occurs, can not finally beat again
It opens, therefore the text information of carrying is also damaged.In recent years, in America and Europe, paper relics have been carried out in some countries and regions
Technical research in terms of depickling, reinforcing, and the correlative study of China in this respect is then started late, it is first in study and Introduced From Abroad
While into technology, autonomous research and development correlation paper document reinforcement technique is very urgent；Influence paper physical property most
Important factor is interfibrous binding force, between fiber the increase of binding force can enhance the tension stress of paper, folding strength and
Tearability, how under the premise of paper relics appearance is not changed, reinforcing paper relics becomes important research direction and solution
The technical issues of.
Invention content
It is a kind of for paper relics it is an object of the present invention to provide to overcome the defect of the prior art for the above situation
The double-deck of protection reinforces liquid, can effectively solve the problem of to carry out reinforcement protection to paper relics in the case where protecting historical relic appearance.
The technical solution that the present invention solves is, a kind of to reinforce liquid for the double-deck of paper relics protection, by nano-cellulose
It is formed with hexamethylene diisocyanate trimer part；
The nano-cellulose is the following raw material by weight percent meter：Rice paper 24~50%, 2,2,6,6 ,-four
Methyl piperidine oxide (TEMPO) 0.2~0.6%, NaBr 2.4~6%, NaClO 43.4~73.4% are made, wherein, it will
Rice paper is ground into bits, immerses in the sodium hydroxide solution that mass concentration is 10%, is put into refrigerator and freezes 6-8h, be placed in magnetic force and stir
It mixes and is stirred on device, make its swollen, filter, washing is starched into rice paper, is placed in spare in 4 DEG C of refrigerators；By 2,2,6,6 ,-tetramethyl piperazine
It is 7 that pyridine oxide TEMPO and NaBr, which are dissolved in molar ratio,:3 Na2CO3/Na HCO3In buffer solution, it is placed on ultrasonic instrument and surpasses
Then sound 20min adds in rice paper slurry, instill NaClO, and holding pH is 9.5-10.5, reacts 4h at ambient temperature, then adds in
Absolute ethyl alcohol, reaction was completed, filters, and washs, dry,；
When the present invention is specifically used, nano-cellulose is configured to the solution that mass fraction is 30% -60%, it will be by mark
The paper that standard cuts out (210mm × 297mm) is impregnated in nano-cellulose solution in 2-15min, is taken out and is spontaneously dried；Then it applies
One layer of hexamethylene diisocyanate trimer is brushed, is spontaneously dried at room temperature, you can.
Prescription of the present invention is scientific and reasonable, abundant raw material, and prepared by easily production, using effect is good, and the preparation of nano-cellulose is former
Material derives from rice paper, good with paper relics compatibility, does not recruit worm thermophilic, durability is good, uses nano-cellulose and hexa-methylene two
Isocyanate trimer carries out paper two layers of reinforcing so that under the premise of paper relics appearance is not changed, mechanical performance has
It significantly improves, economic and social benefit is notable.
Specific embodiment
It elaborates below in conjunction with particular condition in use and embodiment to the specific embodiment of the present invention.
Embodiment 1：It is a kind of to reinforce liquid for the double-deck of paper relics protection, by two isocyanide of nano-cellulose and hexa-methylene
Acid esters trimeric moieties are formed；
The nano-cellulose is the following raw material by weight percent meter：Rice paper 24.46%, 2,2,6,6 ,-tetramethyl
Phenylpiperidines oxide (TEMPO) 0.24%, NaBr 2.4%, NaClO 72.9% are made, wherein, rice paper is ground into bits, is soaked
Enter in the sodium hydroxide solution that mass concentration is 10%, be put into refrigerator and freeze 6-8h, be placed on magnetic stirring apparatus and stir, make it
Swollen filters, and washing is starched into rice paper, is placed in spare in 4 DEG C of refrigerators；By 2,2,6,6 ,-tetramethyl piperidine oxides TEMPO and
It is 7 that NaBr, which is dissolved in molar ratio,:3 Na2CO3/Na HCO3In buffer solution, ultrasound 20min on ultrasonic instrument is placed on, is then added in
Rice paper is starched, and instills NaClO, and holding pH is 9.5-10.5, reacts 4h at ambient temperature, then adds in 5ml absolute ethyl alcohols, is terminated
Reaction is filtered, and is washed, dry,；
When the present invention is specifically used, nano-cellulose is configured to the solution that mass fraction is 30% -60%, it will be by mark
The paper that standard cuts out (210mm × 297mm) is impregnated in nano-cellulose solution in 2-15min, is taken out and is spontaneously dried；Then it applies
One layer of hexamethylene diisocyanate trimer is brushed, is spontaneously dried at room temperature, you can.
Embodiment 2：It is a kind of to reinforce liquid for the double-deck of paper relics protection, by two isocyanide of nano-cellulose and hexa-methylene
Acid esters trimeric moieties are formed；
The nano-cellulose is the following raw material by weight percent meter：Rice paper 35.74%, 2,2,6,6 ,-tetramethyl
Phenylpiperidines oxide (TEMPO) 0.46%, NaBr 5.8%, NaClO 58% are made, wherein, rice paper is ground into bits, is immersed
Mass concentration is in 10% sodium hydroxide solution, is put into refrigerator and freezes 6-8h, be placed on magnetic stirring apparatus and stir, makes its profit
It is swollen, it filters, washing is starched into rice paper, is placed in spare in 4 DEG C of refrigerators；By 2,2,6,6 ,-tetramethyl piperidine oxides TEMPO and
It is 7 that NaBr, which is dissolved in molar ratio,:3 Na2CO3/Na HCO3In buffer solution, ultrasound 20min on ultrasonic instrument is placed on, is then added in
Rice paper is starched, and instills NaClO, and holding pH is 9.5-10.5, reacts 4h at ambient temperature, then adds in 5ml absolute ethyl alcohols, is terminated
Reaction is filtered, and is washed, dry,；
When the present invention is specifically used, nano-cellulose is configured to the solution that mass fraction is 30% -60%, it will be by mark
The paper that standard cuts out (210mm × 297mm) is impregnated in nano-cellulose solution in 2-15min, is taken out and is spontaneously dried；Then it applies
One layer of hexamethylene diisocyanate trimer is brushed, is spontaneously dried at room temperature, you can.
Embodiment 3：It is a kind of to reinforce liquid for the double-deck of paper relics protection, by two isocyanide of nano-cellulose and hexa-methylene
Acid esters trimeric moieties are formed；
The nano-cellulose is the following raw material by weight percent meter：Rice paper 24.04%, 2,2,6,6 ,-tetramethyl
Phenylpiperidines oxide (TEMPO) 0.36%, NaBr 3.6%, NaClO 72% are made, wherein, rice paper is ground into bits, is immersed
Mass concentration is in 10% sodium hydroxide solution, is put into refrigerator and freezes 6-8h, be placed on magnetic stirring apparatus and stir, makes its profit
It is swollen, it filters, washing is starched into rice paper, is placed in spare in 4 DEG C of refrigerators；By 2,2,6,6 ,-tetramethyl piperidine oxides TEMPO and
It is 7 that NaBr, which is dissolved in molar ratio,:3 Na2CO3/Na HCO3In buffer solution, ultrasound 20min on ultrasonic instrument is placed on, is then added in
Rice paper is starched, and instills NaClO, and holding pH is 9.5-10.5, reacts 4h at ambient temperature, then adds in 5ml absolute ethyl alcohols, is terminated
Reaction is filtered, and is washed, dry,；
When the present invention is specifically used, nano-cellulose is configured to the solution that mass fraction is 30% -60%, it will be by mark
The paper that standard cuts out (210mm × 297mm) is impregnated in nano-cellulose solution in 2-15min, is taken out and is spontaneously dried；Then it applies
One layer of hexamethylene diisocyanate trimer is brushed, is spontaneously dried at room temperature, you can.
1,2,3 method of embodiment of the present invention liquid processed paper Comparative result obtained of reinforcing see the table below：
The test of paper tensile strength is measured according to China's standard GB/T/T12914-2008 in upper table；Paper folding
Degree is measured and is measured according to China's standard GB/T/T457-2008；Paper tear degree is according to China's standard GB/T/455-
2002 are measured；Sheet gloss is measured according to China's standard GB/T/T 8941-2013.Paper White Degree be according to
China's standard GB/T/T7974-2002 is measured.
The present invention has following advantageous effects compared with prior art：
1st, the raw material of the nano-cellulose prepared by the present invention comes from rice paper, and the compatibility with document paper is good, does not recruit
Worm is thermophilic, and durability is good；Therefore the reinforcing for using it for aging paper relics has obviously advantage, works as being added to paper
In after, can be connected to as " rivet " on weathered paper fibre, increase paper fibre structure intensity, with rise
To the consolidation effect to aging paper；And nano-cellulose has good biocompatibility, biological degradability, high specific surface
Product, reactivity is big, grain size is small, readily penetrates through paper fibre, good penetrability.
2nd, hexamethylene diisocyanate trimer has non-xanthochromia micromolecular compound, can cure at room temperature, by it
It is easy to operate in historical relic's protection, meet the principle of historical relic's protection " restoring the old as the old ".
3rd, the reinforcing liquid and paper have good compatibility, binding force, and the paper by this reinforcing liquid processing has good
Good tensile strength and folding strength, while clear writing after being reinforced using nano-cellulose solution to paper, then use hexa-methylene
Diisocyanate trimer has carried out paper second consolidation, improves mechanical performance, and effect is good.
4th, prescription of the present invention is scientific and reasonable, abundant raw material, and prepared by easily production, using effect is good, the preparation of nano-cellulose
Raw material sources are good with paper relics compatibility in rice paper, do not recruit worm thermophilic, durability is good, uses nano-cellulose and hexa-methylene
Diisocyanate trimer carries out paper two layers of reinforcing so that under the premise of paper relics appearance is not changed, mechanical performance
It is significantly increased, economic and social benefit is notable.
Claims (4)
1. a kind of reinforce liquid for the double-deck of paper relics protection, it is characterized in that：By two isocyanide of nano-cellulose and hexa-methylene
Acid esters trimeric moieties are formed；
The nano-cellulose is the following raw material by weight percent meter：Rice paper 24 ~ 50%, 2,2,6,6 ,-tetramethyl piperazine
Pyridine oxide（TEMPO）0.2 ~ 0.6%, NaBr 2.4 ~ 6%, NaClO 43.4 ~ 73.4% are made, wherein, rice paper is ground into
Bits immerse in the sodium hydroxide solution that mass concentration is 10%, are put into refrigerator and freeze 6-8h, be placed on magnetic stirring apparatus and stir,
Make its swollen, filter, washing is starched into rice paper, is placed in spare in 4 DEG C of refrigerators；By 2,2,6,6 ,-tetramethyl piperidine oxides
It is 7 that TEMPO and NaBr, which is dissolved in molar ratio,:3 Na2CO3/Na HCO3In buffer solution, ultrasound 20min on ultrasonic instrument is placed on,
Then rice paper slurry is added in, instills NaClO, holding pH is 9.5-10.5, reacts 4h at ambient temperature, then adds in anhydrous second
Alcohol, reaction was completed, filters, and washs, dry,；
When the present invention is specifically used, nano-cellulose is configured to the solution that mass fraction is 30% -60%, it will be by standard clipping
（210mm ×297mm）Paper impregnated in 2-15min in nano-cellulose solution, take out spontaneously dry；Then one is brushed
Layer hexamethylene diisocyanate trimer, spontaneously dries at room temperature, you can.
2. according to claim 1 reinforce liquid for the double-deck of paper relics protection, it is characterized in that：The nanofiber
Element is the following raw material by weight percent meter：Rice paper 24.46%, 2,2,6,6 ,-tetramethyl piperidine oxides（TEMPO）
0.24%th, NaBr 2.4%, NaClO 72.9% is made.
3. according to claim 1 reinforce liquid for the double-deck of paper relics protection, it is characterized in that：The nanofiber
Element is the following raw material by weight percent meter：Rice paper 35.74%, 2,2,6,6 ,-tetramethyl piperidine oxides（TEMPO）
0.46%th, NaBr 5.8%, NaClO 58% is made.
4. according to claim 1 reinforce liquid for the double-deck of paper relics protection, it is characterized in that：The nanofiber
Element is the following raw material by weight percent meter：Rice paper 24.04%, 2,2,6,6 ,-tetramethyl piperidine oxides（TEMPO）
0.36%th, NaBr 3.6%, NaClO 72% is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810255700.3A CN108221464B (en) | 2018-03-27 | 2018-03-27 | Double-layer reinforcing liquid for protecting paper cultural relics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810255700.3A CN108221464B (en) | 2018-03-27 | 2018-03-27 | Double-layer reinforcing liquid for protecting paper cultural relics |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108221464A true CN108221464A (en) | 2018-06-29 |
| CN108221464B CN108221464B (en) | 2020-10-27 |
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| CN201810255700.3A Expired - Fee Related CN108221464B (en) | 2018-03-27 | 2018-03-27 | Double-layer reinforcing liquid for protecting paper cultural relics |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924226A (en) * | 2019-12-03 | 2020-03-27 | 东南大学 | Deacidifying reinforcing protective agent and preparation method and application thereof |
| CN111270559A (en) * | 2019-09-09 | 2020-06-12 | 华南理工大学 | Nano-cellulose/nano-zinc oxide multifunctional protective solution, preparation method thereof and method for protecting paper documents |
| CN112707971A (en) * | 2019-10-24 | 2021-04-27 | 中国石油天然气股份有限公司 | Modified nano-cellulose crystal and preparation method thereof |
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| CN103276627A (en) * | 2013-05-28 | 2013-09-04 | 南京博物院 | Multifunctional nano compound treating fluid for protecting paper cultural relics and preparation method thereof |
| CN103726379A (en) * | 2014-01-09 | 2014-04-16 | 齐鲁工业大学 | Application of modified nano-microcrystalline cellulose serving as papermaking strengthening agent |
| CN105713155A (en) * | 2016-01-29 | 2016-06-29 | 江苏大学 | Preparation method of polymer material for paper cultural relic protection and application thereof |
| US20170051078A1 (en) * | 2014-11-20 | 2017-02-23 | Jinan Shengquan Group Share Holding Co., Ltd. | Graphene-Containing Viscose Fiber and Preparation Method Thereof |
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| CN103276627A (en) * | 2013-05-28 | 2013-09-04 | 南京博物院 | Multifunctional nano compound treating fluid for protecting paper cultural relics and preparation method thereof |
| CN103726379A (en) * | 2014-01-09 | 2014-04-16 | 齐鲁工业大学 | Application of modified nano-microcrystalline cellulose serving as papermaking strengthening agent |
| US20170051078A1 (en) * | 2014-11-20 | 2017-02-23 | Jinan Shengquan Group Share Holding Co., Ltd. | Graphene-Containing Viscose Fiber and Preparation Method Thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111270559A (en) * | 2019-09-09 | 2020-06-12 | 华南理工大学 | Nano-cellulose/nano-zinc oxide multifunctional protective solution, preparation method thereof and method for protecting paper documents |
| CN112707971A (en) * | 2019-10-24 | 2021-04-27 | 中国石油天然气股份有限公司 | Modified nano-cellulose crystal and preparation method thereof |
| CN112707971B (en) * | 2019-10-24 | 2022-03-29 | 中国石油天然气股份有限公司 | Modified nano-cellulose crystal and preparation method thereof |
| CN110924226A (en) * | 2019-12-03 | 2020-03-27 | 东南大学 | Deacidifying reinforcing protective agent and preparation method and application thereof |
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