CN109135618A - A kind of preparation method without aldehyde adhesive of thermal insulation material - Google Patents
A kind of preparation method without aldehyde adhesive of thermal insulation material Download PDFInfo
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- CN109135618A CN109135618A CN201810829921.7A CN201810829921A CN109135618A CN 109135618 A CN109135618 A CN 109135618A CN 201810829921 A CN201810829921 A CN 201810829921A CN 109135618 A CN109135618 A CN 109135618A
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- thermal insulation
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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
- C09J105/00—Adhesives based on polysaccharides or on their derivatives, not provided for in groups C09J101/00 or C09J103/00
-
- 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
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a kind of preparation methods without aldehyde adhesive of thermal insulation material, the use of formaldehyde has just been abandoned from raw material, solves the problems, such as Form aldehyde release from the root, the raw material used are nontoxic material, really accomplish environment friendly and pollution-free, what can be trusted is applied to indoor rock wool, in mineral wool thermal insulation material, the harm of wherein chemicals need not be worried again, that prepares simultaneously has adhesive strength high without aldehyde adhesive, water-tolerant, the advantages that ageing-resistant performance is good, raw material are simple and easy to get, and preparation method is simple.
Description
Technical field
The present invention relates to chemical fields, more particularly to a kind of preparation method without aldehyde adhesive of thermal insulation material.
Background technique
With the improvement of people's living standards, people increasingly value the quality of life, start gradually to pay close attention to house decoration
The burst size of middle formaldehyde.Aldehyde radical adhesive is due to cheap, and adhesive strength is high and is widely used, but residues of formaldehyde problem
Serious influence is brought on environmental and human health impacts.In this regard, scientific research personnel have done a large amount of work, changes production technology and match
Than, it is intended to reduce the influence of formaldehyde, as long as however using three urea formaldehydes, inevitably release formaldehyde.It will be fundamentally
Solve this problem, it is necessary to develop a kind of adhesive for being entirely free of formaldehyde.
The use for just having abandoned formaldehyde from raw material without aldehyde adhesive that our company develops, solves first from the root
The problem of aldehyde discharges.Using various saccharides and acid catalyst as main raw material(s), reacted at moderate temperatures without aldehyde adhesive
Curing agent, hydrophober etc. are added when use for mother liquor, that is, may be used on making in the thermal insulation materials such as rock wool, mineral wool.Use this public affairs
It is harmless to take charge of the thermal insulation material totally nontoxic produced without aldehyde adhesive.
Summary of the invention
A kind of preparation method without aldehyde adhesive of thermal insulation material, technical process include:
(1) 10-60 parts of unitary sugar, 2-15 parts of acid catalysts are started to stir, is warming up to 40-60 by weight
DEG C keep and sufficiently dissolve, reacted at 80-100 DEG C, 20-80 parts of water, which is added in reaction vessel, reacts 20min-
No aldehyde adhesive mother liquor is obtained after 180min；
(2) by weight by 100 parts without aldehyde adhesive mother liquor, 0.1-3 parts of silane coupling agent, 1-20 parts of solidification
Agent, 0.5-5 parts of hydrophober stir evenly, obtain to be applied directly on thermal insulation material without aldehyde adhesive.
Preferably, the unitary sugar in the step (1) is one of glucose, galactolipin, mannose, fructose or more
Kind.
Preferably, the unitary sugar includes fructose, glucose and galactolipin, mixed proportion 1:1:2.
Preferably, acid catalyst is hydrochloric acid, sulfuric acid, nitric acid, phosphoric acid, formic acid, acetic acid, propionic acid, fourth in the step (1)
Acid, ethanedioic acid, malonic acid, succinic acid, acrylic acid, benzoic acid, malic acid, citric acid, tartaric acid, oxalic acid, in ascorbic acid
It is one or more.
Preferably, step (2) silane coupling agent is vinyl trichlorosilane, vinyltriethoxysilane, ethylene
One of base trimethoxy silane, vinyl three ('beta '-methoxy ethyoxyl) silane, γ-r-chloropropyl trimethoxyl silane are more
Kind.
Preferably, step (2) curing agent is sodium hydroxide, potassium hydroxide, ammonium hydroxide, ammonium chloride, ammonium sulfate, triethylamine
One of or it is a variety of.
Preferably, step (2) hydrophober is one of methyl silicon sodium alcoholate, methylhydrogenpolysi,oxane or a variety of.
Preferably, the hydrophober is modified methyl hydrogen polysiloxanes, the preparation being modified to methylhydrogenpolysi,oxane
Method are as follows: by 75 parts of methylhydrogenpolysi,oxanes, 5 parts of methyl-silicone oils, 7 parts of aluminum aluminum sulfates, 2 parts of styrene-acrylic emulsions, 6 parts of tetraethyl orthosilicates
It is stirred evenly at 25 DEG C with 5 parts of surfactants, obtains modified hydrophobic agent.
The utility model has the advantages that the present invention provides a kind of preparation methods without aldehyde adhesive of thermal insulation material, from raw material
The use for just having abandoned formaldehyde, solves the problems, such as Form aldehyde release from the root.The raw material used are nontoxic material,
Really accomplish environment friendly and pollution-free, what can be trusted is applied to indoor rock wool, in mineral wool thermal insulation material, it is not necessary to worry it again
The harm of middle chemicals.That prepares simultaneously has adhesive strength high without aldehyde adhesive, water-tolerant, and it is excellent that ageing-resistant performance is good etc.
Point, raw material are simple and easy to get, and preparation method is simple, and the unitary sugar in the step (1) is glucose, galactolipin, mannose, fruit
One of sugar is a variety of, and the unitary sugar includes fructose, glucose and galactolipin, mixed proportion 1:1:2, the step
(1) acid catalyst is hydrochloric acid, sulfuric acid, nitric acid, phosphoric acid, formic acid, acetic acid, propionic acid, butyric acid, ethanedioic acid, malonic acid, fourth two in
One of acid, acrylic acid, benzoic acid, malic acid, citric acid, tartaric acid, oxalic acid, ascorbic acid are a variety of, the step (2)
Silane coupling agent is vinyl trichlorosilane, vinyltriethoxysilane, vinyltrimethoxysilane, three (β-of vinyl
Methoxy ethoxy) silane, one of γ-r-chloropropyl trimethoxyl silane or a variety of, step (2) curing agent is hydrogen-oxygen
Change one of sodium, potassium hydroxide, ammonium hydroxide, ammonium chloride, ammonium sulfate, triethylamine or a variety of, the formula raw material sources are extensive, valence
Lattice are cheap, so that the cost of this technique reduces, and can realize at raw material without aldehyde, so that this adhesive is more environmentally protective
Health, step (2) hydrophober are one of methyl silicon sodium alcoholate, methylhydrogenpolysi,oxane or a variety of, and the hydrophober is
Modified methyl hydrogen polysiloxanes, to methylhydrogenpolysi,oxane be modified the preparation method comprises the following steps: by 75 parts of methylhydrogenpolysi,oxanes,
5 parts of methyl-silicone oils, 7 parts of aluminum aluminum sulfates, 2 parts of styrene-acrylic emulsions, 6 parts of tetraethyl orthosilicates and 5 parts of surfactants stir at 25 DEG C
Uniformly, modified hydrophobic agent is obtained, which makes the waterproof performance of adhesive more preferable, it is moisture-proof to improve thermal insulation material anti-corrosion
Performance.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Embodiment 1:
A kind of preparation method without aldehyde adhesive of thermal insulation material, technical process include:
(1) by weight 10 portions of unitary sugar, 2 parts of acid catalyst are started to stir, be warming up to 40 DEG C keep and it is abundant
Dissolution, is reacted at 80 DEG C, and 20 parts of water, which is added in reaction vessel, obtains no aldehyde adhesive mother liquor after reaction 20min, and one
First sugar includes fructose, glucose and galactolipin, and mixed proportion 1:1:2, acid catalyst includes hydrochloric acid and oxalic acid, mixing
Ratio is 1:1；
(2) by weight by 100 parts without aldehyde adhesive mother liquor, 0.1 part of silane coupling agent, 1 part of curing agent, 0.5
Part hydrophober stir evenly, obtain to be applied directly on thermal insulation material without aldehyde adhesive, silane coupling agent is vinyl
Trichlorosilane, curing agent are sodium hydroxide, and hydrophober is modified methyl hydrogen polysiloxanes, are modified to methylhydrogenpolysi,oxane
The preparation method comprises the following steps: by 75 parts of methylhydrogenpolysi,oxanes, 5 parts of methyl-silicone oils, 7 parts of aluminum aluminum sulfates, 2 parts of styrene-acrylic emulsions, 6 parts of silicic acid
Tetra-ethyl ester and 5 parts of surfactants stir evenly at 25 DEG C, obtain modified hydrophobic agent.
Embodiment 2:
A kind of preparation method without aldehyde adhesive of thermal insulation material, technical process include:
(1) by weight 40 portions of unitary sugar, 8 parts of acid catalyst are started to stir, is warming up to 55 DEG C and keeps and fill
Dividing dissolution, is reacted at 90 DEG C, 60 parts of water is added in reaction vessel and obtains no aldehyde adhesive mother liquor after reaction 100min,
Unitary sugar includes fructose, glucose and galactolipin, and mixed proportion 1:1:2, acid catalyst is acetic acid；
(2) by weight by 100 parts without aldehyde adhesive mother liquor, 2 parts of silane coupling agent, 10 parts of curing agent, 3 parts
Hydrophober stirs evenly, obtain to be applied directly on thermal insulation material without aldehyde adhesive, silane coupling agent is vinyl trichlorine
Silane, curing agent are ammonium chloride, and hydrophober is modified methyl hydrogen polysiloxanes, the preparation being modified to methylhydrogenpolysi,oxane
Method are as follows: by 75 parts of methylhydrogenpolysi,oxanes, 5 parts of methyl-silicone oils, 7 parts of aluminum aluminum sulfates, 2 parts of styrene-acrylic emulsions, 6 parts of tetraethyl orthosilicates
It is stirred evenly at 25 DEG C with 5 parts of surfactants, obtains modified hydrophobic agent.
Embodiment 3:
A kind of preparation method without aldehyde adhesive of thermal insulation material, technical process include:
(1) by weight 60 portions of unitary sugar, 15 parts of acid catalyst are started to stir, is warming up to 60 DEG C and keeps simultaneously
Sufficiently dissolution, is reacted at 100 DEG C, and 80 parts of water, which is added in reaction vessel after reaction 180min, obtains no aldehyde adhesive mother
Liquid, unitary sugar include fructose, glucose and galactolipin, and mixed proportion 1:1:2, acid catalyst is tartaric acid and apple
Acid, mixed proportion 1:2；
(2) by weight by 100 parts without aldehyde adhesive mother liquor, 3 parts of silane coupling agent, 20 parts of curing agent, 5 parts
Hydrophober stirs evenly, obtain to be applied directly on thermal insulation material without aldehyde adhesive, silane coupling agent is γ-chloropropyl three
Methoxy silane, curing agent are ammonium sulfate, and hydrophober is modified methyl hydrogen polysiloxanes, are modified to methylhydrogenpolysi,oxane
The preparation method comprises the following steps: by 75 parts of methylhydrogenpolysi,oxanes, 5 parts of methyl-silicone oils, 7 parts of aluminum aluminum sulfates, 2 parts of styrene-acrylic emulsions, 6 parts of silicic acid
Tetra-ethyl ester and 5 parts of surfactants stir evenly at 25 DEG C, obtain modified hydrophobic agent.
The sample for extracting each embodiment is processed into formaldehydeless rock wool heat-preservation material, tests and analyzes to thermal insulation material, and
It is compareed with the technical indicator of product made of existing common adhesive, obtains following data:
According to above table data it can be concluded that, when implementing 2 parameter of embodiment, manufactured thermal insulation material Form aldehyde release
Amount is 0, and hydrophobic rate is up to 98% or more, and for short-term water absorption less than 0.5%, water resistance is excellent, and compression strength and tensile strength are equal
No less than thermal insulation material made of common adhesive.
Therefore a kind of preparation method without aldehyde adhesive of thermal insulation material of the present invention, the glue prepared by this preparation method
Glutinous agent is free of formaldehyde, more environmentally protective, waterproof performance and gluing excellent strength, therefore the present invention has significant superiority.
The present invention provides a kind of preparation methods without aldehyde adhesive of thermal insulation material, and making for formaldehyde has just been abandoned from raw material
With solving the problems, such as Form aldehyde release from the root.The raw material used are nontoxic material, have really accomplished environmental protection
Pollution-free, what can be trusted is applied to indoor rock wool, in mineral wool thermal insulation material, it is not necessary to worry the harm of wherein chemicals again.
That prepares simultaneously has the advantages that adhesive strength is high, water-tolerant, ageing-resistant performance is good without aldehyde adhesive, and raw material are simply easy
, preparation method is simple, and the unitary sugar in the step (1) is one of glucose, galactolipin, mannose, fructose or more
Kind, the unitary sugar includes fructose, glucose and galactolipin, mixed proportion 1:1:2, acid based catalyst in the step (1)
Agent is hydrochloric acid, sulfuric acid, nitric acid, phosphoric acid, formic acid, acetic acid, propionic acid, butyric acid, ethanedioic acid, malonic acid, succinic acid, acrylic acid, benzene first
One of acid, malic acid, citric acid, tartaric acid, oxalic acid, ascorbic acid are a variety of, and step (2) silane coupling agent is second
Alkenyl trichlorosilane, vinyltriethoxysilane, vinyltrimethoxysilane, vinyl three ('beta '-methoxy ethyoxyl) silicon
One of alkane, γ-r-chloropropyl trimethoxyl silane are a variety of, step (2) curing agent be sodium hydroxide, potassium hydroxide,
One of ammonium hydroxide, ammonium chloride, ammonium sulfate, triethylamine are a variety of, and the formula is from a wealth of sources, and raw material are cheap, so that this technique
Cost reduce, and can be realized at raw material without aldehyde, so that the more environmentally protective health of this adhesive, the step (2)
Hydrophober is one of methyl silicon sodium alcoholate, methylhydrogenpolysi,oxane or a variety of, and the hydrophober is the poly- silicon oxygen of modified methyl hydrogen
Alkane, to methylhydrogenpolysi,oxane be modified the preparation method comprises the following steps: by 75 parts of methylhydrogenpolysi,oxanes, 5 parts of methyl-silicone oils, 7 parts
Aluminum aluminum sulfate, 2 parts of styrene-acrylic emulsions, 6 parts of tetraethyl orthosilicates and 5 parts of surfactants stir evenly at 25 DEG C, obtain modification and hate
Aqua, the hydrophober make the waterproof performance of adhesive more preferable, improve the moisture-proof performance of thermal insulation material anti-corrosion.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection scope.
Claims (8)
1. a kind of preparation method without aldehyde adhesive of thermal insulation material, which is characterized in that its technical process includes:
(1) 10-60 parts of unitary sugar, 2-15 parts of acid catalysts are started to stir, is warming up to 40-60 DEG C of guarantor by weight
It holds and sufficiently dissolves, reacted at 80-100 DEG C, 20-80 parts of water is added in reaction vessel after reaction 20min-180min
Obtain no aldehyde adhesive mother liquor；
(2) by weight by 100 parts without aldehyde adhesive mother liquor, 0.1-3 parts of silane coupling agent, 1-20 parts of curing agent,
0.5-5 parts of hydrophober stirs evenly, obtain to be applied directly on thermal insulation material without aldehyde adhesive.
2. the preparation method without aldehyde adhesive of thermal insulation material according to claim 1, which is characterized in that the step
(1) the unitary sugar in is one of glucose, galactolipin, mannose, fructose or a variety of.
3. the preparation method without aldehyde adhesive of thermal insulation material according to claim 2, which is characterized in that the unitary
Sugar includes fructose, glucose and galactolipin, mixed proportion 1:1:2.
4. the preparation method without aldehyde adhesive of thermal insulation material according to claim 1, which is characterized in that the step
(1) acid catalyst is hydrochloric acid, sulfuric acid, nitric acid, phosphoric acid, formic acid, acetic acid, propionic acid, butyric acid, ethanedioic acid, malonic acid, fourth two in
One of acid, acrylic acid, benzoic acid, malic acid, citric acid, tartaric acid, oxalic acid, ascorbic acid are a variety of.
5. the preparation method without aldehyde adhesive of thermal insulation material according to claim 1, which is characterized in that the step
(2) silane coupling agent is vinyl trichlorosilane, vinyltriethoxysilane, vinyltrimethoxysilane, vinyl three
One of ('beta '-methoxy ethyoxyl) silane, γ-r-chloropropyl trimethoxyl silane are a variety of.
6. the preparation method without aldehyde adhesive of thermal insulation material according to claim 1, which is characterized in that the step
(2) curing agent is one of sodium hydroxide, potassium hydroxide, ammonium hydroxide, ammonium chloride, ammonium sulfate, triethylamine or a variety of.
7. the preparation method without aldehyde adhesive of thermal insulation material according to claim 1, which is characterized in that the step
(2) hydrophober is one of methyl silicon sodium alcoholate, methylhydrogenpolysi,oxane or a variety of.
8. the preparation method without aldehyde adhesive of thermal insulation material according to claim 7, which is characterized in that the hydrophobic
Agent be modified methyl hydrogen polysiloxanes, to methylhydrogenpolysi,oxane be modified the preparation method comprises the following steps: by 75 parts of poly- silicon of methyl hydrogen
Oxygen alkane, 5 parts of methyl-silicone oils, 7 parts of aluminum aluminum sulfates, 2 parts of styrene-acrylic emulsions, 6 parts of tetraethyl orthosilicates and 5 parts of surfactants are at 25 DEG C
It stirs evenly, obtains modified hydrophobic agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810829921.7A CN109135618A (en) | 2018-07-25 | 2018-07-25 | A kind of preparation method without aldehyde adhesive of thermal insulation material |
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| CN201810829921.7A CN109135618A (en) | 2018-07-25 | 2018-07-25 | A kind of preparation method without aldehyde adhesive of thermal insulation material |
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| CN201810829921.7A Pending CN109135618A (en) | 2018-07-25 | 2018-07-25 | A kind of preparation method without aldehyde adhesive of thermal insulation material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112521871A (en) * | 2020-12-29 | 2021-03-19 | 太尔胶粘剂(广东)有限公司 | Water-based adhesive for thermal insulation cotton and preparation method thereof |
| CN112778934A (en) * | 2021-02-01 | 2021-05-11 | 上海新型建材岩棉大丰有限公司 | Binder for mineral fibers and preparation method thereof |
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| US20140137771A1 (en) * | 2011-08-05 | 2014-05-22 | Saint-Gobain Isover | Bonding composition for mineral wool based on reducing saccharide and hydrogenated saccharide, and insulating products obtained |
| CN107857512A (en) * | 2017-11-27 | 2018-03-30 | 华美节能科技集团玻璃棉制品有限公司 | Glass wool product adhesive, glass wool product and preparation method thereof |
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2018
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| US20140137771A1 (en) * | 2011-08-05 | 2014-05-22 | Saint-Gobain Isover | Bonding composition for mineral wool based on reducing saccharide and hydrogenated saccharide, and insulating products obtained |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112521871A (en) * | 2020-12-29 | 2021-03-19 | 太尔胶粘剂(广东)有限公司 | Water-based adhesive for thermal insulation cotton and preparation method thereof |
| CN112778934A (en) * | 2021-02-01 | 2021-05-11 | 上海新型建材岩棉大丰有限公司 | Binder for mineral fibers and preparation method thereof |
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