CN106243231A - A kind of high intensity papermaking coating applying glue modified starch - Google Patents

A kind of high intensity papermaking coating applying glue modified starch Download PDF

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Publication number
CN106243231A
CN106243231A CN201610622449.0A CN201610622449A CN106243231A CN 106243231 A CN106243231 A CN 106243231A CN 201610622449 A CN201610622449 A CN 201610622449A CN 106243231 A CN106243231 A CN 106243231A
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Prior art keywords
starch
water
enzymatic solution
prepared
high intensity
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CN201610622449.0A
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CN106243231B (en
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汤智龙
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Changxing Jin Long Paper Co Ltd
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Changxing Jin Long Paper Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B30/00—Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
    • C08B30/12—Degraded, destructured or non-chemically modified starch, e.g. mechanically, enzymatically or by irradiation; Bleaching of starch
    • 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
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/28—Starch
    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/10—Coatings without pigments
    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/10—Coatings without pigments
    • D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
    • 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

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  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)

Abstract

The invention discloses the preparation method of a kind of high intensity papermaking coating applying glue modified starch: (1) prepares starch suspension: is fully ground by corn starch and crosses 200 mesh sieves, add in pure water, be stirred continuously by agitator and form the suspension that mass fraction is 28 35%；(2) prepare enzymatic solution: water intaking threose, laccase, alkaline pectase, amylase, water, be prepared as enzymatic solution；(3) modification: keep constant temperature 38 DEG C, be added drop-wise in starch suspension according to the ratio of weight ratio 1:50 by enzymatic solution, is stirred continuously process 20 30min by agitator, and finally heated to 80 DEG C process 5min；(4) microwave radiation processing: after enzyme modification processes, with 300w microwave exposure 5 8min；(5), after microwave radiation processing, clear water rinsed clean, 80 DEG C of drying are used.

Description

A kind of high intensity papermaking coating applying glue modified starch
Technical field
The present invention relates to a kind of high intensity papermaking coating applying glue modified starch, belong to pulp technology for making paper.
Background technology
Along with the fast development of modern paper industry, new technique, new equipment and new technology are constantly used, to making The requirement of paper coating applying glue modified starch is more and more higher, and the starch of single degeneration is difficult to meet needs, then, and complex denaturation Starch arises at the historic moment, and its application in paper industry is affirmed.
Prior art is disclosed a kind of TB-201 modified starch, it is simply that the complex denaturation obtained through twice chemical modification Starch, owing to introducing various active group in starch molecule, makes the gelatinization point of starch, rheological characteristic, stability, film forming Property, the performance such as cementability has obtained obvious improvement, is the excellent new material being suitable for modern paper industrial coating applying glue. But the preparation process of this modified starch employs the chemical substances such as highly basic in a large number, the biggest to environmental injury.
It is desirable to provide a kind of novel high intensity papermaking coating applying glue modified starch and technique thereof, it is to starch Modification use environmental protection raw material and biotechnology completely, environmentally friendly fanout free region, and effect is also fine, it makees paper and Board Top sizing and coating, its smoothness than use PVA much higher, the softer easy pressure of starch paint and smooth, printing adaptability is good, Surface strength is high, not dry linting, not fall hair, especially surface strength the highest.
Summary of the invention
The shortcoming that the present invention is directed to prior art, it is provided that a kind of novel high intensity papermaking coating applying glue modified starch and Its technique, it uses environmental protection raw material and biotechnology, environmentally friendly fanout free region completely to the modification of starch, and effect is the most very Good, its top sizing making paper and Board and coating, its smoothness is more much higher than using PVA, the softer easy pressure of starch paint and Smooth, printing adaptability is good, and surface strength is high, not dry linting, do not fall hair.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of high intensity papermaking coating applying glue modified starch, it is prepared via a method which to obtain:
(1) starch suspension is prepared:
Corn starch is fully ground and crosses 200 mesh sieves, adds in pure water, be stirred continuously formation mass fraction by agitator Suspension for 28-35%；
(2) enzymatic solution is prepared:
According to following parts by weight, threose 2-3 part of fetching water, laccase 0.8-1.2 part, alkaline pectase 0.3 part, amylase 0.1 part, 100 parts of water, is prepared as enzymatic solution；
(3) modification:
Keep constant temperature 38 DEG C, enzymatic solution is added drop-wise in starch suspension according to the ratio of weight ratio 1:50, by agitator not Disconnected stir process 20-30min, finally heated to 80 DEG C process 5min；
(4) microwave radiation processing:
After enzyme modification processes, with 300w microwave exposure 5-8min；
(5), after microwave radiation processing, clear water rinsed clean, 80 DEG C of drying are used.
The invention have benefit that:
The present invention provides a kind of novel high intensity papermaking coating applying glue modified starch and technique thereof, and it is complete to the modification of starch Full environmental protection raw material and the biotechnology of using, environmentally friendly fanout free region, and effect is also fine, it makees the top sizing of paper and Board And coating, its smoothness than use PVA much higher, the softer easy pressure of starch paint and smooth, printing adaptability is good, surface strength Height, not dry linting, not fall hair, especially surface strength the highest.
Detailed description of the invention
Embodiment 1:
A kind of high intensity papermaking coating applying glue modified starch, it is prepared via a method which to obtain:
(1) starch suspension is prepared:
Corn starch is fully ground and crosses 200 mesh sieves, adds in pure water, be stirred continuously formation mass fraction by agitator It it is the suspension of 28%；
(2) enzymatic solution is prepared:
According to following parts by weight, threose 3 parts of fetching water, laccase 0.8 part, alkaline pectase 0.3 part, amylase 0.1 part, water 100 Part, it is prepared as enzymatic solution；
(3) modification:
Keep constant temperature 38 DEG C, enzymatic solution is added drop-wise in starch suspension according to the ratio of weight ratio 1:50, by agitator not Disconnected stir process 30min, finally heated to 80 DEG C process 5min；
(4) microwave radiation processing:
After enzyme modification processes, with 300w microwave exposure 5min；
(5), after microwave radiation processing, clear water rinsed clean, 80 DEG C of drying are used.
Coating result on art paper:
Tightness 1.2g/cm3；Smoothness s286, the two-sided mensuration of 396(), surface strength 2.01, the two-sided mensuration of 3.02(), the most excellent In PVA, slightly it is better than the modified starch effect of the TB-201 of prior art.
Embodiment 2:
A kind of high intensity papermaking coating applying glue modified starch, it is prepared via a method which to obtain:
(1) starch suspension is prepared:
Corn starch is fully ground and crosses 200 mesh sieves, adds in pure water, be stirred continuously formation mass fraction by agitator It it is the suspension of 35%；
(2) enzymatic solution is prepared:
According to following parts by weight, threose 2 parts of fetching water, laccase 1.2 parts, alkaline pectase 0.3 part, amylase 0.1 part, water 100 Part, it is prepared as enzymatic solution；
(3) modification:
Keep constant temperature 38 DEG C, enzymatic solution is added drop-wise in starch suspension according to the ratio of weight ratio 1:50, by agitator not Disconnected stir process 20min, finally heated to 80 DEG C process 5min；
(4) microwave radiation processing:
After enzyme modification processes, with 300w microwave exposure 8min；
(5), after microwave radiation processing, clear water rinsed clean, 80 DEG C of drying are used.
Coating result on art paper:
Tightness 1.1g/cm3；Smoothness s298, the two-sided mensuration of 389(), surface strength 2.32, the two-sided mensuration of 2.98(), the most excellent In PVA, slightly it is better than the modified starch effect of the TB-201 of prior art.
Embodiment 3:
A kind of high intensity papermaking coating applying glue modified starch, it is prepared via a method which to obtain:
(1) starch suspension is prepared:
Corn starch is fully ground and crosses 200 mesh sieves, adds in pure water, be stirred continuously formation mass fraction by agitator It it is the suspension of 29%；
(2) enzymatic solution is prepared:
According to following parts by weight, threose 3 parts of fetching water, laccase 0.9 part, alkaline pectase 0.3 part, amylase 0.1 part, water 100 Part, it is prepared as enzymatic solution；
(3) modification:
Keep constant temperature 38 DEG C, enzymatic solution is added drop-wise in starch suspension according to the ratio of weight ratio 1:50, by agitator not Disconnected stir process 29min, finally heated to 80 DEG C process 5min；
(4) microwave radiation processing:
After enzyme modification processes, with 300w microwave exposure 6min；
(5), after microwave radiation processing, clear water rinsed clean, 80 DEG C of drying are used.
Coating result on art paper:
Tightness 1.2g/cm3；Smoothness s287, the two-sided mensuration of 395(), surface strength 2.08, the two-sided mensuration of 3.01(), the most excellent In PVA, slightly it is better than the modified starch effect of the TB-201 of prior art.
Embodiment 4:
A kind of high intensity papermaking coating applying glue modified starch, it is prepared via a method which to obtain:
(1) starch suspension is prepared:
Corn starch is fully ground and crosses 200 mesh sieves, adds in pure water, be stirred continuously formation mass fraction by agitator It it is the suspension of 34%；
(2) enzymatic solution is prepared:
According to following parts by weight, threose 2 parts of fetching water, laccase 1.1 parts, alkaline pectase 0.3 part, amylase 0.1 part, water 100 Part, it is prepared as enzymatic solution；
(3) modification:
Keep constant temperature 38 DEG C, enzymatic solution is added drop-wise in starch suspension according to the ratio of weight ratio 1:50, by agitator not Disconnected stir process 21min, finally heated to 80 DEG C process 5min；
(4) microwave radiation processing:
After enzyme modification processes, with 300w microwave exposure 7min；
(5), after microwave radiation processing, clear water rinsed clean, 80 DEG C of drying are used.
Coating result on art paper:
Tightness 1.1g/cm3；Smoothness s297, the two-sided mensuration of 390(), surface strength 2.22, the two-sided mensuration of 2.99(), the most excellent In PVA, slightly it is better than the modified starch effect of the TB-201 of prior art.
Embodiment 5:
A kind of high intensity papermaking coating applying glue modified starch, it is prepared via a method which to obtain:
(1) starch suspension is prepared:
Corn starch is fully ground and crosses 200 mesh sieves, adds in pure water, be stirred continuously formation mass fraction by agitator It it is the suspension of 28%；
(2) enzymatic solution is prepared:
According to following parts by weight, threose 3 parts of fetching water, laccase 1.0 parts, alkaline pectase 0.3 part, amylase 0.1 part, water 100 Part, it is prepared as enzymatic solution；
(3) modification:
Keep constant temperature 38 DEG C, enzymatic solution is added drop-wise in starch suspension according to the ratio of weight ratio 1:50, by agitator not Disconnected stir process 28min, finally heated to 80 DEG C process 5min；
(4) microwave radiation processing:
After enzyme modification processes, with 300w microwave exposure 5min；
(5), after microwave radiation processing, clear water rinsed clean, 80 DEG C of drying are used.
Coating result on art paper:
Tightness 1.2g/cm3；Smoothness s288, the two-sided mensuration of 394(), surface strength 2.17, the two-sided mensuration of 3.00(), the most excellent In PVA, slightly it is better than the modified starch effect of the TB-201 of prior art.
Embodiment 6:
A kind of high intensity papermaking coating applying glue modified starch, it is prepared via a method which to obtain:
(1) starch suspension is prepared:
Corn starch is fully ground and crosses 200 mesh sieves, adds in pure water, be stirred continuously formation mass fraction by agitator It it is the suspension of 33%；
(2) enzymatic solution is prepared:
According to following parts by weight, threose 2 parts of fetching water, laccase 0.8 part, alkaline pectase 0.3 part, amylase 0.1 part, water 100 Part, it is prepared as enzymatic solution；
(3) modification:
Keep constant temperature 38 DEG C, enzymatic solution is added drop-wise in starch suspension according to the ratio of weight ratio 1:50, by agitator not Disconnected stir process 22min, finally heated to 80 DEG C process 5min；
(4) microwave radiation processing:
After enzyme modification processes, with 300w microwave exposure 8min；
(5), after microwave radiation processing, clear water rinsed clean, 80 DEG C of drying are used.
Coating result on art paper:
Tightness 1.1g/cm3；Smoothness s296, the two-sided mensuration of 391(), surface strength 2.13, the two-sided mensuration of 2.98(), the most excellent In PVA, slightly it is better than the modified starch effect of the TB-201 of prior art.
As can be seen here, the present invention provides a kind of novel high intensity papermaking coating applying glue modified starch and technique thereof, its The modification of starch is used completely environmental protection raw material and biotechnology, environmentally friendly fanout free region, and effect is also fine, its make paper with The top sizing of cardboard and coating, its smoothness than use PVA much higher, the softer easy pressure of starch paint and smooth, printing fit Answering property is good, and surface strength is high, not dry linting, not fall hair, especially surface strength the highest.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, Any those familiar with the art in the technical scope that the invention discloses, according to technical scheme and Inventive concept equivalent or change in addition, all should contain within protection scope of the present invention.

Claims (3)

1. a preparation method for high intensity papermaking coating applying glue modified starch, its step is as follows:
(1) starch suspension is prepared:
Corn starch is fully ground and crosses 200 mesh sieves, adds in pure water, be stirred continuously formation mass fraction by agitator Suspension for 28-35%；
(2) enzymatic solution is prepared:
Water intaking threose, laccase, alkaline pectase, amylase, water, it is prepared as enzymatic solution；
(3) modification:
Keep constant temperature 38 DEG C, enzymatic solution is added drop-wise in starch suspension according to the ratio of weight ratio 1:50, by agitator not Disconnected stir process 20-30min, finally heated to 80 DEG C process 5min；
(4) microwave radiation processing:
After enzyme modification processes, with 300w microwave exposure 5-8min；
(5), after microwave radiation processing, clear water rinsed clean, 80 DEG C of drying are used.
2. the preparation method described in claim 1, it is characterised in that:
Described step (2) is: according to following parts by weight, threose 2-3 part of fetching water, laccase 0.8-1.2 part, alkaline pectase 0.3 Part, amylase 0.1 part, 100 parts of water, it is prepared as enzymatic solution.
3. the high intensity papermaking coating applying glue modified starch that the preparation method described in claim 1 or 2 obtains.
CN201610622449.0A 2016-08-02 2016-08-02 It is a kind of high intensity papermaking coating sizing use modified starch Active CN106243231B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101979763A (en) * 2010-10-22 2011-02-23 东莞理文造纸厂有限公司 Method for making papermaking starch glue
CN102757744A (en) * 2012-07-20 2012-10-31 东莞市深联造纸有限公司 Preparation method for starch glue
CN103556538A (en) * 2013-11-16 2014-02-05 玖龙浆纸（乐山）有限公司 Sizing method for high-strength corrugated paper
CN103773747A (en) * 2014-01-17 2014-05-07 湖南鸿鹰生物科技有限公司 Surface sizing special enzyme and preparation method thereof
CN104328157A (en) * 2014-10-23 2015-02-04 西安米亿生物科技有限公司 Preparation method of porous corn starch

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101979763A (en) * 2010-10-22 2011-02-23 东莞理文造纸厂有限公司 Method for making papermaking starch glue
CN102757744A (en) * 2012-07-20 2012-10-31 东莞市深联造纸有限公司 Preparation method for starch glue
CN103556538A (en) * 2013-11-16 2014-02-05 玖龙浆纸（乐山）有限公司 Sizing method for high-strength corrugated paper
CN103773747A (en) * 2014-01-17 2014-05-07 湖南鸿鹰生物科技有限公司 Surface sizing special enzyme and preparation method thereof
CN104328157A (en) * 2014-10-23 2015-02-04 西安米亿生物科技有限公司 Preparation method of porous corn starch

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
童丹等: "《马铃薯变性淀粉加工技术》", 31 October 2015, 武汉大学出版社 *

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