CN107903847A - A kind of compound wooden case adhesive and preparation method thereof - Google Patents

A kind of compound wooden case adhesive and preparation method thereof Download PDF

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Publication number
CN107903847A
CN107903847A CN201711157810.8A CN201711157810A CN107903847A CN 107903847 A CN107903847 A CN 107903847A CN 201711157810 A CN201711157810 A CN 201711157810A CN 107903847 A CN107903847 A CN 107903847A
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parts
minutes
wooden case
case adhesive
compound wooden
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史闵新
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Suzhou Fuzhong Plastic Co Ltd
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Suzhou Fuzhong Plastic Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J129/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Adhesives based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Adhesives based on derivatives of such polymers
    • C09J129/02—Homopolymers or copolymers of unsaturated alcohols
    • C09J129/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/06—Non-macromolecular additives organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/08—Macromolecular additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

The present invention provides a kind of compound wooden case adhesive and preparation method thereof.It is prepared by following steps：Phosphate ester starch and distilled water are mixed, 60 70 DEG C are heated to stir 10 30 minutes, add chitosan, furcellaran, konjaku glucomannan and hydrogen peroxide continue stirring 30 50 minutes, by polyvinyl alcohol, potassium peroxydisulfate and distilled water mixing, in 90 95 DEG C of temperature, stirred 20 30 minutes under 200 300r/min of rotating speed, it is down to room temperature, above-mentioned two groups of components are mixed, add zeins, diacetyl tartarate list double glyceride, N dodecyl succinic anhydrides, sodium-based montmorillonite, citric acid and n-butanol, 70 80 DEG C are heated to stir 20 30 minutes, it is down to room temperature, carry out ultrasonic shear 10 20 minutes, standing and defoaming to obtain the final product.The compound wooden case adhesive of the present invention has very high gumminess, while curing rate is fast, and hardening time is short.

Description

A kind of compound wooden case adhesive and preparation method thereof
Technical field
The present invention relates to chemical industry adhesive field, and in particular to a kind of compound wooden case adhesive and preparation method thereof.
Background technology
Wooden case adhesive refer to for wood adhesion and woodwork manufacture adhesive, have stress uniformly, seam make up, Glue-joint strength is high, water-tolerant, can simplify article construction and realize the advantages that operation mechanization is with automating, mainly have hide glue, Gelatine, casein glue, Polyvinyl acetate adhesive, phenolic resin adhesive, urea-formaldehyde resin adhesive, epoxy resin adhesive and Chloroprene rubber adhesive etc..Generally adhesive on the market has the shortcomings that certain, and as viscosity is not high, hardening time length is water-fast Property is poor and not wear-resisting etc..Therefore, it is high to research and develop gumminess, development of the fast wooden case adhesive of curing rate for woodwork Have great importance and vast market prospect.
The content of the invention
Technical problems to be solved：The object of the present invention is to provide a kind of compound wooden case adhesive, has very high gluing Degree, while curing rate is fast, hardening time is short.
Technical solution：A kind of compound wooden case adhesive, is prepared by following component with parts by weight：Chitosan 0.2-0.5 Part, 1-2 parts of zeins, 1-3 parts of diacetyl tartarate list double glyceride, 2-5 parts of phosphate ester starch, N- dodecyl ambers 0.2-0.4 parts of amber acid anhydrides, 0.1-0.2 parts of sodium-based montmorillonite, 0.05-0.1 parts of potassium peroxydisulfate, 0.5-1 parts of furcellaran, Amorphophallus rivieri glucomannan 0.3-0.7 parts of glycan, 0.05-0.1 parts of citric acid, 5-10 parts of polyvinyl alcohol, 0.1-0.3 parts of hydrogen peroxide, 3-7 parts of n-butanol, steaming 40-60 parts of distilled water.
It is further preferred that a kind of compound wooden case adhesive, is prepared by following component with parts by weight：Shell gathers 0.3-0.4 parts sugared, 1.2-1.7 parts of zeins, 1.5-2.5 parts of diacetyl tartarate list double glyceride, phosphate ester starch 3-4 parts, 0.24-0.34 parts of N- dodecyl succinic anhydrides, 0.12-0.18 parts of sodium-based montmorillonite, potassium peroxydisulfate 0.06-0.08 Part, 0.6-0.9 parts of furcellaran, 0.5-0.6 parts of konjaku glucomannan, 0.06-0.08 parts of citric acid, 6-9 parts of polyvinyl alcohol, dioxygen 0.15-0.23 parts of water, 4-6 parts of n-butanol, 45-55 parts of distilled water.
Further, the deacetylation of chitosan is 95%.
The preparation method of above-mentioned compound wooden case adhesive comprises the following steps：
The first step：Phosphate ester starch and 10-20 parts of distilled water are mixed, 60-70 DEG C is heated to and stirs 10-30 minutes；
Second step：Add chitosan, furcellaran, konjaku glucomannan and hydrogen peroxide and continue stirring 30-50 minutes；
3rd step：Polyvinyl alcohol, potassium peroxydisulfate and remaining distilled water are mixed, in 90-95 DEG C of temperature, rotating speed 200-300r/min Lower stirring 20-30 minutes；
4th step：Room temperature is down to, above-mentioned two groups of components are mixed, adds zeins, diacetyl tartarate list diglycerol Ester, N- dodecyl succinic anhydrides, sodium-based montmorillonite, citric acid and n-butanol, are heated to 70-80 DEG C and stir 20-30 minutes；
5th step：Room temperature is down to, carries out ultrasonic shear 10-20 minutes；
6th step：Standing and defoaming to obtain the final product.
It is further preferred that temperature is 65 DEG C in the first step, mixing time is 20 minutes.
It is further preferred that mixing time is 35-45 minutes in second step.
It is further preferred that temperature is 92 DEG C, rotating speed 250r/min in the 3rd step, mixing time is 25 minutes.
It is further preferred that being heated to 75 DEG C in the 4th step, mixing time is 25 minutes.
Beneficial effect：The compound wooden case adhesive of the present invention has very high gumminess, and viscosity reaches as high as 24.9mPa S, initial bonding strength 95%, glue-joint strength are by force most 4.341MPa, while curing rate is fast, and hardening time is short, and most short hardening time is 28s。
Embodiment
Embodiment 1
A kind of compound wooden case adhesive, is prepared by following component with parts by weight：0.2 part of chitosan, zeins 1 Part, 1 part of diacetyl tartarate list double glyceride, 2 parts of phosphate ester starch, 0.2 part of N- dodecyl succinic anhydrides, sodium-based montmorillonite 0.1 part, 0.05 part of potassium peroxydisulfate, 0.5 part of furcellaran, 0.3 part of konjaku glucomannan, 0.05 part of citric acid, 5 parts of polyvinyl alcohol, 0.1 part of hydrogen peroxide, 3 parts of n-butanol, 40 parts of distilled water.
The preparation method of above-mentioned compound wooden case adhesive is：
The first step：Phosphate ester starch and 10 parts of distilled water are mixed, 60 DEG C is heated to and stirs 10 minutes；
Second step：Add chitosan, furcellaran, konjaku glucomannan and hydrogen peroxide and continue stirring 30 minutes；
3rd step：Polyvinyl alcohol, potassium peroxydisulfate and remaining distilled water are mixed, stirred at 90 DEG C of temperature, rotating speed 200r/min 20 minutes；
4th step：Room temperature is down to, above-mentioned two groups of components are mixed, adds zeins, diacetyl tartarate list diglycerol Ester, N- dodecyl succinic anhydrides, sodium-based montmorillonite, citric acid and n-butanol, are heated to 70 DEG C and stir 20 minutes；
5th step：Room temperature is down to, carries out ultrasonic shear 10 minutes；
6th step：Standing and defoaming to obtain the final product.
Embodiment 2
A kind of compound wooden case adhesive, is prepared by following component with parts by weight：0.3 part of chitosan, zeins 1.2 Part, 1.5 parts of diacetyl tartarate list double glyceride, 3 parts of phosphate ester starch, 0.24 part of N- dodecyl succinic anhydrides, sodium base cover De- 0.12 part of soil, 0.06 part of potassium peroxydisulfate, 0.6 part of furcellaran, 0.5 part of konjaku glucomannan, 0.06 part of citric acid, polyvinyl alcohol 6 parts, 0.15 part of hydrogen peroxide, 4 parts of n-butanol, 45 parts of distilled water.
The preparation method of above-mentioned compound wooden case adhesive is：
The first step：Phosphate ester starch and 15 parts of distilled water are mixed, 65 DEG C is heated to and stirs 15 minutes；
Second step：Add chitosan, furcellaran, konjaku glucomannan and hydrogen peroxide and continue stirring 35 minutes；
3rd step：Polyvinyl alcohol, potassium peroxydisulfate and remaining distilled water are mixed, stirred at 92 DEG C of temperature, rotating speed 250r/min 25 minutes；
4th step：Room temperature is down to, above-mentioned two groups of components are mixed, adds zeins, diacetyl tartarate list diglycerol Ester, N- dodecyl succinic anhydrides, sodium-based montmorillonite, citric acid and n-butanol, are heated to 75 DEG C and stir 25 minutes；
5th step：Room temperature is down to, carries out ultrasonic shear 15 minutes；
6th step：Standing and defoaming to obtain the final product.
Embodiment 3
A kind of compound wooden case adhesive, is prepared by following component with parts by weight：0.34 part of chitosan, zeins 1.5 parts, 2 parts of diacetyl tartarate list double glyceride, 3.5 parts of phosphate ester starch, 0.3 part of N- dodecyl succinic anhydrides, sodium base 0.15 part of montmorillonite, 0.07 part of potassium peroxydisulfate, 0.75 part of furcellaran, 0.5 part of konjaku glucomannan, 0.07 part of citric acid, poly- second 7 parts of enol, 0.2 part of hydrogen peroxide, 5 parts of n-butanol, 50 parts of distilled water.
The preparation method of above-mentioned compound wooden case adhesive is：
The first step：Phosphate ester starch and 15 parts of distilled water are mixed, 65 DEG C is heated to and stirs 20 minutes；
Second step：Add chitosan, furcellaran, konjaku glucomannan and hydrogen peroxide and continue stirring 40 minutes；
3rd step：Polyvinyl alcohol, potassium peroxydisulfate and remaining distilled water are mixed, stirred at 93 DEG C of temperature, rotating speed 250r/min 25 minutes；
4th step：Room temperature is down to, above-mentioned two groups of components are mixed, adds zeins, diacetyl tartarate list diglycerol Ester, N- dodecyl succinic anhydrides, sodium-based montmorillonite, citric acid and n-butanol, are heated to 75 DEG C and stir 25 minutes；
5th step：Room temperature is down to, carries out ultrasonic shear 15 minutes；
6th step：Standing and defoaming to obtain the final product.
Embodiment 4
A kind of compound wooden case adhesive, is prepared by following component with parts by weight：0.4 part of chitosan, zeins 1.7 Part, 2.5 parts of diacetyl tartarate list double glyceride, 4 parts of phosphate ester starch, 0.34 part of N- dodecyl succinic anhydrides, sodium base cover De- 0.18 part of soil, 0.08 part of potassium peroxydisulfate, 0.9 part of furcellaran, 0.6 part of konjaku glucomannan, 0.08 part of citric acid, polyvinyl alcohol 9 parts, 0.23 part of hydrogen peroxide, 6 parts of n-butanol, 55 parts of distilled water.
The preparation method of above-mentioned compound wooden case adhesive is：
The first step：Phosphate ester starch and 15 parts of distilled water are mixed, 65 DEG C is heated to and stirs 25 minutes；
Second step：Add chitosan, furcellaran, konjaku glucomannan and hydrogen peroxide and continue stirring 45 minutes；
3rd step：Polyvinyl alcohol, potassium peroxydisulfate and remaining distilled water are mixed, stirred at 94 DEG C of temperature, rotating speed 250r/min 25 minutes；
4th step：Room temperature is down to, above-mentioned two groups of components are mixed, adds zeins, diacetyl tartarate list diglycerol Ester, N- dodecyl succinic anhydrides, sodium-based montmorillonite, citric acid and n-butanol, are heated to 75 DEG C and stir 25 minutes；
5th step：Room temperature is down to, carries out ultrasonic shear 15 minutes；
6th step：Standing and defoaming to obtain the final product.
Embodiment 5
A kind of compound wooden case adhesive, is prepared by following component with parts by weight：0.5 part of chitosan, zeins 2 Part, 3 parts of diacetyl tartarate list double glyceride, 5 parts of phosphate ester starch, 0.4 part of N- dodecyl succinic anhydrides, sodium-based montmorillonite 0.2 part, 0.1 part of potassium peroxydisulfate, 1 part of furcellaran, 0.7 part of konjaku glucomannan, 0.1 part of citric acid, 10 parts of polyvinyl alcohol, dioxygen 0.3 part of water, 7 parts of n-butanol, 60 parts of distilled water.
The preparation method of above-mentioned compound wooden case adhesive is：
The first step：Phosphate ester starch and 20 parts of distilled water are mixed, 70 DEG C is heated to and stirs 30 minutes；
Second step：Add chitosan, furcellaran, konjaku glucomannan and hydrogen peroxide and continue stirring 50 minutes；
3rd step：Polyvinyl alcohol, potassium peroxydisulfate and remaining distilled water are mixed, stirred at 95 DEG C of temperature, rotating speed 300r/min 30 minutes；
4th step：Room temperature is down to, above-mentioned two groups of components are mixed, adds zeins, diacetyl tartarate list diglycerol Ester, N- dodecyl succinic anhydrides, sodium-based montmorillonite, citric acid and n-butanol, are heated to 80 DEG C and stir 30 minutes；
5th step：Room temperature is down to, carries out ultrasonic shear 20 minutes；
6th step：Standing and defoaming to obtain the final product.
Comparative example 1
Difference lies in do not contain furcellaran and konjaku glucomannan with embodiment 1 for the present embodiment.Specifically：
A kind of compound wooden case adhesive, is prepared by following component with parts by weight：0.2 part of chitosan, zeins 1 Part, 1 part of diacetyl tartarate list double glyceride, 2 parts of phosphate ester starch, 0.2 part of N- dodecyl succinic anhydrides, sodium-based montmorillonite 0.1 part, 0.05 part of potassium peroxydisulfate, 0.05 part of citric acid, 5 parts of polyvinyl alcohol, 0.1 part of hydrogen peroxide, 3 parts of n-butanol, distilled water 40 Part.
The preparation method of above-mentioned compound wooden case adhesive is：
The first step：Phosphate ester starch and 10 parts of distilled water are mixed, 60 DEG C is heated to and stirs 10 minutes；
Second step：Add chitosan and hydrogen peroxide continues stirring 30 minutes；
3rd step：Polyvinyl alcohol, potassium peroxydisulfate and remaining distilled water are mixed, stirred at 90 DEG C of temperature, rotating speed 200r/min 20 minutes；
4th step：Room temperature is down to, above-mentioned two groups of components are mixed, adds zeins, diacetyl tartarate list diglycerol Ester, N- dodecyl succinic anhydrides, sodium-based montmorillonite, citric acid and n-butanol, are heated to 70 DEG C and stir 20 minutes；
5th step：Room temperature is down to, carries out ultrasonic shear 10 minutes；
6th step：Standing and defoaming to obtain the final product.
Comparative example 2
Difference lies in do not contain chitosan and zeins with embodiment 1 for the present embodiment.Specifically：
A kind of compound wooden case adhesive, is prepared by following component with parts by weight：1 part of diacetyl tartarate list double glyceride, 2 parts of phosphate ester starch, 0.2 part of N- dodecyl succinic anhydrides, 0.1 part of sodium-based montmorillonite, 0.05 part of potassium peroxydisulfate, furcellaran 0.5 part, 0.3 part of konjaku glucomannan, 0.05 part of citric acid, 5 parts of polyvinyl alcohol, 0.1 part of hydrogen peroxide, 3 parts of n-butanol, distilled water 40 parts.
The preparation method of above-mentioned compound wooden case adhesive is：
The first step：Phosphate ester starch and 10 parts of distilled water are mixed, 60 DEG C is heated to and stirs 10 minutes；
Second step：Add furcellaran, konjaku glucomannan and hydrogen peroxide and continue stirring 30 minutes；
3rd step：Polyvinyl alcohol, potassium peroxydisulfate and remaining distilled water are mixed, stirred at 90 DEG C of temperature, rotating speed 200r/min 20 minutes；
4th step：Room temperature is down to, above-mentioned two groups of components are mixed, adds diacetyl tartarate list double glyceride, N- dodecyls Succinic anhydride, sodium-based montmorillonite, citric acid and n-butanol, are heated to 70 DEG C and stir 20 minutes；
5th step：Room temperature is down to, carries out ultrasonic shear 10 minutes；
6th step：Standing and defoaming to obtain the final product.
Viscosity is measured with reference to national standard GB/T14074-2006 standards.
The measure of initial bonding strength is measured using national standard GB-T2794 standards.
Glue-joint strength is measured with reference to national standard GB/T14074-2006 standards.
Hardening time is measured with reference to national standard GB/T14074-2006 standards.
The embodiment of adhesive of the present invention and the partial properties index of comparative example see the table below, it will be seen that of the invention With very high gumminess, viscosity reaches as high as 24.9mPas, initial bonding strength 95%, and glue-joint strength is most 4.341MPa by force, together When curing rate it is fast, hardening time is short, and most short hardening time is 28s.
The partial properties index of the compound wooden case adhesive of table 1
Viscosity（mPa·s） Initial bonding strength（%） Glue-joint strength（MPa） Hardening time（s）
Embodiment 1 24.6 95 4.322 28
Embodiment 2 24.8 95 4.331 28
Embodiment 3 24.9 95 4.335 28
Embodiment 4 24.9 95 4.341 28
Embodiment 5 24.7 95 4.338 28
Comparative example 1 21.8 93 4.302 28
Comparative example 2 22.3 93 4.311 29

Claims (8)

  1. A kind of 1. compound wooden case adhesive, it is characterised in that：It is prepared by following component with parts by weight：Chitosan 0.2-0.5 Part, 1-2 parts of zeins, 1-3 parts of diacetyl tartarate list double glyceride, 2-5 parts of phosphate ester starch, N- dodecyl ambers 0.2-0.4 parts of amber acid anhydrides, 0.1-0.2 parts of sodium-based montmorillonite, 0.05-0.1 parts of potassium peroxydisulfate, 0.5-1 parts of furcellaran, Amorphophallus rivieri glucomannan 0.3-0.7 parts of glycan, 0.05-0.1 parts of citric acid, 5-10 parts of polyvinyl alcohol, 0.1-0.3 parts of hydrogen peroxide, 3-7 parts of n-butanol, steaming 40-60 parts of distilled water.
  2. A kind of 2. compound wooden case adhesive according to claim 1, it is characterised in that：Prepared by following component with parts by weight Form：0.3-0.4 parts of chitosan, 1.2-1.7 parts of zeins, 1.5-2.5 parts of diacetyl tartarate list double glyceride, phosphorus 3-4 parts of acid esters starch, 0.24-0.34 parts of N- dodecyl succinic anhydrides, 0.12-0.18 parts of sodium-based montmorillonite, potassium peroxydisulfate 0.06-0.08 parts, 0.6-0.9 parts of furcellaran, 0.5-0.6 parts of konjaku glucomannan, 0.06-0.08 parts of citric acid, polyvinyl alcohol 6-9 parts, 0.15-0.23 parts of hydrogen peroxide, 4-6 parts of n-butanol, 45-55 parts of distilled water.
  3. A kind of 3. compound wooden case adhesive according to claim 1, it is characterised in that：The deacetylation of the chitosan For 95%.
  4. A kind of 4. preparation method of compound wooden case adhesive of claim 1 to 2 any one of them, it is characterised in that：Including with Lower step：
    The first step：Phosphate ester starch and 10-20 parts of distilled water are mixed, 60-70 DEG C is heated to and stirs 10-30 minutes；
    Second step：Add chitosan, furcellaran, konjaku glucomannan and hydrogen peroxide and continue stirring 30-50 minutes；
    3rd step：Polyvinyl alcohol, potassium peroxydisulfate and remaining distilled water are mixed, in 90-95 DEG C of temperature, rotating speed 200-300r/min Lower stirring 20-30 minutes；
    4th step：Room temperature is down to, above-mentioned two groups of components are mixed, adds zeins, diacetyl tartarate list diglycerol Ester, N- dodecyl succinic anhydrides, sodium-based montmorillonite, citric acid and n-butanol, are heated to 70-80 DEG C and stir 20-30 minutes；
    5th step：Room temperature is down to, carries out ultrasonic shear 10-20 minutes；
    6th step：Standing and defoaming to obtain the final product.
  5. A kind of 5. preparation method of compound wooden case adhesive according to claim 4, it is characterised in that：In the first step Temperature is 65 DEG C, and mixing time is 20 minutes.
  6. A kind of 6. preparation method of compound wooden case adhesive according to claim 4, it is characterised in that：In the second step Mixing time is 35-45 minutes.
  7. A kind of 7. preparation method of compound wooden case adhesive according to claim 4, it is characterised in that：In 3rd step Temperature is 92 DEG C, rotating speed 250r/min, and mixing time is 25 minutes.
  8. A kind of 8. preparation method of compound wooden case adhesive according to claim 4, it is characterised in that：In 4th step 75 DEG C are heated to, mixing time is 25 minutes.
CN201711157810.8A 2017-11-20 2017-11-20 A kind of compound wooden case adhesive and preparation method thereof Pending CN107903847A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109609086A (en) * 2019-01-09 2019-04-12 卢静 A kind of Environment-friendlyglue glue formula
CN114133913A (en) * 2021-12-24 2022-03-04 南京林业大学 Waste molasses-based high-strength environment-friendly formaldehyde-free adhesive and preparation method and application thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101824286A (en) * 2010-03-31 2010-09-08 西北农林科技大学 Wood adhesive and preparation method thereof
CN104974683A (en) * 2015-06-12 2015-10-14 广西大学 Preparation method of konjak powder-chitosan-PVA mixed binder

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101824286A (en) * 2010-03-31 2010-09-08 西北农林科技大学 Wood adhesive and preparation method thereof
CN104974683A (en) * 2015-06-12 2015-10-14 广西大学 Preparation method of konjak powder-chitosan-PVA mixed binder

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109609086A (en) * 2019-01-09 2019-04-12 卢静 A kind of Environment-friendlyglue glue formula
CN114133913A (en) * 2021-12-24 2022-03-04 南京林业大学 Waste molasses-based high-strength environment-friendly formaldehyde-free adhesive and preparation method and application thereof
CN114133913B (en) * 2021-12-24 2022-09-30 南京林业大学 Waste molasses-based high-strength environment-friendly formaldehyde-free adhesive and preparation method and application thereof

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Application publication date: 20180413