CN105598858B - Thermosetting resin binder diamond grinding tool - Google Patents
Thermosetting resin binder diamond grinding tool Download PDFInfo
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- CN105598858B CN105598858B CN201410586146.9A CN201410586146A CN105598858B CN 105598858 B CN105598858 B CN 105598858B CN 201410586146 A CN201410586146 A CN 201410586146A CN 105598858 B CN105598858 B CN 105598858B
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- thermosetting resin
- diamond abrasive
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- abrasive material
- diamond
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Abstract
The invention discloses a kind of thermosetting resin binder diamond grinding tools, its ingredient includes diamond abrasive material or micro mist and compositions of thermosetting resin, the diamond abrasive material or micro mist are dispersed in the compositions of thermosetting resin, and the mass ratio of the diamond abrasive material and compositions of thermosetting resin is 1：99 to 1:4, the compositions of thermosetting resin includes thermosetting resin, the amphiphilic block copolymer that is dispersed in resin, organic phosphorus flame retardant, curing agent, curing accelerator, thixotropic agent and other fillers being dispersed in resin；The diamond abrasive tool prepared as bonding agent using amphiphilic block copolymer-toughened thermosetting resin has better toughness（Impact resistance and resistance to fracture）, so that it is possessed longer service life and more inexpensive, the diamond abrasive tool that the thermosetting resin being modified using organic phosphorus flame retardant is prepared as bonding agent is with better anti-flammability and thermal stability so as to fit dry milling.
Description
Technical field
The invention belongs to diamond abrasive tool field, more particularly to a kind of diamonds using thermosetting resin as bonding agent
Grinding tool.
Background technology
Diamond abrasive tool as the inorganic non-metallics hard brittle material such as grinding and polishing concrete, stone material and ceramics is compared to carbon
The tradition grinding tool such as SiClx, corundum, it is advantageous that higher productivity and lower cost, thermosetting resin bonding agent Buddha's warrior attendant
Stone mill has compared to conventional resins binder diamond grinding tool made from powdex high temperature and pressure sulfuration process, it is advantageous that
Its mechanical performance and thermal stability enhancing, have longer service life, and be suitble to dry milling；Preparation process is more just
Prompt, manufacture energy consumption substantially reduces, and the production cycle greatly shortens, and has higher cost performance.
Invention content
The present invention provides a kind of thermosetting resin binder diamond grinding tool, and ingredient includes diamond abrasive material or micro-
Powder and compositions of thermosetting resin, the diamond abrasive material or micro mist are dispersed in the compositions of thermosetting resin
In, the mass ratio of the diamond abrasive material and compositions of thermosetting resin is 1：99 to 1:4, the thermosetting resin combination
It is object includes thermosetting resin, is dispersed in resin amphiphilic block copolymer, the organic phosphorus flame retardant being dispersed in resin, solid
Agent, curing accelerator, thixotropic agent and other fillers.
As improvement of the present invention, the diamond abrasive material or micro mist are that crystalline form is sharp, self-sharpening is good, irregular
Shape and the low diamond abrasive material or synthetic diamond micropowder of intensity.
As a further refinement of the present invention, the thermosetting resin is epoxy resin, epoxy vinyl ester resin, no
Any type in saturated polyester resin.
As a further refinement of the present invention, the amphiphilic block copolymer weight accounts for the compositions of thermosetting resin
1%-5%.
As a further refinement of the present invention, the amphiphilic block copolymer includes that diblock copolymer, line style three are embedding
More block structures of section, four block of line style, higher order, branched block structure or star block structure etc..
As a further refinement of the present invention, the weight of the curing agent accounts for the 1%- of the compositions of thermosetting resin
70%。
As a further refinement of the present invention, the weight for stating curing accelerator accounts for the compositions of thermosetting resin
1%-10%。
As a further refinement of the present invention, the thixotropic agent is any one in aerosil, bentonite, mica
Kind or two or more mixtures.
As a further refinement of the present invention, the weight of the thixotropic agent accounts for the compositions of thermosetting resin
0.1%-5%。
The beneficial effects of the present invention are：It is prepared as bonding agent using amphiphilic block copolymer-toughened thermosetting resin
Diamond abrasive tool have better toughness（Impact resistance and resistance to fracture）, it is made to possess longer service life and lower
Cost, the thermosetting resin being modified using organic phosphorus flame retardant have preferably resistance as diamond abrasive tool prepared by bonding agent
Combustion property and thermal stability are so as to fit dry milling.
Specific implementation mode
The following detailed description of the preferred embodiment of the present invention.
A kind of thermosetting resin binder diamond grinding tool, is mainly used for grinding and polishing concrete, stone material, ceramics, glass
The crisp material of equal inorganic non-metallics, ingredient includes diamond abrasive material and compositions of thermosetting resin, and diamond also may be used
It is prepared into micro mist shape, the diamond abrasive material or micro mist are that crystalline form is sharp, self-sharpening is good, irregular shape and intensity are low
Diamond abrasive material or synthetic diamond micropowder, the diamond abrasive material are dispersed in the thermosetting resin group
It closes in object, the mass ratio of the diamond abrasive material and compositions of thermosetting resin is 1：99 to 1:4, specific score is according to reality
Border needs to determine, it includes heat that the ground of grinding and polishing different hardness, which just selects different ratio, the compositions of thermosetting resin,
Thermosetting resin, the organic phosphorus flame retardant being dispersed in resin, curing agent, is consolidated the amphiphilic block copolymer being dispersed in resin
Change accelerating agent, thixotropic agent and other fillers, grinding tool using when will produce violent high temperature, therefore, the anti-flammability and stability of grinding tool
It is very important, can be effectively fire-retardant by organic phosphorus flame retardant, wherein the thermosetting resin is epoxy resin, epoxy
Any type in vinyl ester resin, unsaturated polyester resin, below be just described further by taking epoxy resin as an example, asphalt mixtures modified by epoxy resin
Fat is most widely used one of engineering resin, and epoxy resin forms glassy mesh, show excellent solvent resistance and
Corrosion resistance, good bonding force, rationally high glass transition temperature, epoxy resin includes a variety of epoxides, epoxy
Compound is also known as the epoxy resin of polyepoxide, and polyepoxide can be haplotype（Such as the diglycidyl of bisphenol-A
Ether, novolak-based epoxy resins and three epoxies）, the high-grade resin of higher molecular weight or the unsaturated monocycle oxygen of polymerization
Compound（For example, glycidyl acrylate, glycidyl methacrylate, allyl glycidyl ether）To homopolymer or altogether
Polymers, epoxide average per molecule contain at least one side chain or end 1,2- epoxy groups（Vicinal epoxy group）, asphalt mixtures modified by epoxy resin
The amount of the epoxide equivalent of fat preferably 170 to 250, polyepoxide can be 30 weight % to 90 weight %.
In the present invention, the amphiphilic block copolymer weight accounts for the 1%-5% of the compositions of thermosetting resin, the amphiphilic
Block copolymer include diblock copolymer, line style three block, four block of line style, higher order more block structures, branched block
Structure or star block structure etc., amphiphilic block copolymer are containing at least one epoxy miscible block and at least one ring
The amphiphilic block copolymer of the unmixing block of oxygen resin, wherein unmixing block includes at least one structure, it is described unmixing embedding
The structure of section part, which includes one or more, has the alkylene oxide but monomeric unit of at least four carbon atoms.Wherein miscible block
Containing poly-ethylene oxide block, propylene oxide block or gather（Ethylene oxide -co- propylene oxide）Block, unmixing block contain
There are polybutylene oxide block, poly- oxepane block or poly- Epoxydodecane block.Wherein at least the one of amphiphilic block copolymer
A miscible block is poly-（Ethylene oxide）, and at least one unmixing block is poly-（Epoxy butane）, amphiphilic block copolymer changes
Property composition epoxy resin have better ductility（Fracture toughness）, maintain other crucial working properties（Example
Such as, viscosity）With behavior property（For example, glass transition temperature and modulus）.
In the present invention, the weight of the curing agent accounts for the 1%-70% of the compositions of thermosetting resin, and curing agent can select
From with containing active group, such as amine and their derivative, in addition, for example carboxylic acid-terminated polyester of oxygenatedchemicals, acid
The epoxy resin that acid anhydride, phenolic resin, amino formaldehyde resin, phenol, bisphenol-A, cresol-novolak resin and phenol block can be used
Make curing agent, in addition, sulfur-containing compound is also used as curing agent, the active group that curing agent contains is reacted with epoxy resin
Epoxy group has reactivity.
In the present invention, the weight of the curing accelerator accounts for the 1%-10% of the compositions of thermosetting resin, passes through solidification
Accelerating agent promotes solidification, improves curing efficiency and solidification effect.
In the present invention, the thixotropic agent is aerosil, bentonite, any in mica or two or more mixing
Object, the weight of the thixotropic agent account for the 0.1%-5% of the compositions of thermosetting resin, and product can be improved by increasing thixotropic agent
Thixotropy, thixotropy refer to the material of viscosity of viscosity of the material under outer plus shearing less than the material under not outer plus shearing
Property.
It is above-mentioned to carry thermosetting property always, below more detailed introduction just is done to thermosetting property, be more convenient for understanding in this way, thermosetting
Property be as finished product be in the resin of their end-state or plastic compound be it is essentially insoluble and insoluble, further,
Thermosetting resin is usually liquid in certain stages of their preparation or processing, passes through heat, catalysis or some other chemistry
Mode cures, and after fully cured, thermosets can not possibly again be softened by heating, and thermosets is by by covalent
Key be bonded to each other so as to formed three networks variable-length polymer chain formed, thermosetting epoxy resin material can lead to
Such as thermosetting epoxy resin and curing agent such as amine is crossed to react and obtain.
It is at low cost using resinoid bond as auxiliary material, while it is physical to increase the toughness of grinding tool, ductility etc.
Can, the property easy to use of grinding tool is improved, service life is long, also reduces use cost accordingly, this largely changes
The shortcomings that having become traditional grinding tool and deficiency have great practicability and breakthrough.
The product form and style of above-described embodiment and the non-limiting present invention, the ordinary skill people of any technical field
The appropriate changes or modifications that member does it all should be regarded as the patent category for not departing from the present invention.
Claims (4)
1. a kind of thermosetting resin binder diamond grinding tool, it is characterised in that：Its ingredient includes diamond abrasive material or micro-
Powder and compositions of thermosetting resin, the diamond abrasive material or micro mist are dispersed in the compositions of thermosetting resin
In, the weight ratio of the diamond abrasive material and compositions of thermosetting resin is 1：99 to 1:4, the thermosetting resin combination
It is object includes thermosetting resin, is dispersed in resin amphiphilic block copolymer, the organic phosphorus flame retardant being dispersed in resin, solid
Agent, curing accelerator, thixotropic agent and other fillers, consisting of：The amphiphilic block copolymer weight accounts for 1%-5%, institute
The weight for stating organic phosphorus flame retardant accounts for 3%-15%, and the weight of the curing agent accounts for 1%-70%, the curing accelerator
Weight accounts for 1%-10%, and the weight of the thixotropic agent accounts for 0.1%-5%.
2. thermosetting resin binder diamond grinding tool according to claim 1, it is characterised in that：The diamond
Abrasive material or micro mist are the diamond abrasive material or artificial diamond that crystalline form is sharp, self-sharpening is good, irregular shape and intensity are low
Stone micro mist.
3. thermosetting resin binder diamond grinding tool according to claim 1, it is characterised in that：The amphiphilic block is total
Polymers include diblock copolymer, line style three block, four block of line style, higher order more block structures, branched block structure or
Star block structure.
4. thermosetting resin binder diamond grinding tool according to claim 1, it is characterised in that：The thixotropic agent is selected from
Any one in aerosil, bentonite, mica or two or more mixtures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410586146.9A CN105598858B (en) | 2014-10-29 | 2014-10-29 | Thermosetting resin binder diamond grinding tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410586146.9A CN105598858B (en) | 2014-10-29 | 2014-10-29 | Thermosetting resin binder diamond grinding tool |
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| Publication Number | Publication Date |
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| CN105598858A CN105598858A (en) | 2016-05-25 |
| CN105598858B true CN105598858B (en) | 2018-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410586146.9A Active CN105598858B (en) | 2014-10-29 | 2014-10-29 | Thermosetting resin binder diamond grinding tool |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112794731B (en) * | 2020-12-31 | 2023-08-01 | 湖北升合新材料科技有限公司 | Quartz stone plate baking and curing process |
| CN113319742B (en) * | 2021-06-09 | 2023-08-01 | 江苏锋芒复合材料科技集团有限公司 | Preparation method of abrasive with grinding and polishing functions |
Citations (7)
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|---|---|---|---|---|
| CN1762660A (en) * | 2004-10-22 | 2006-04-26 | 郑州人造金刚石及制品工程技术研究中心 | Diamond resin grinder |
| CN101056936A (en) * | 2004-11-10 | 2007-10-17 | 陶氏环球技术公司 | Amphiphilic block copolymer-toughened epoxy resins and powder coatings made therefrom |
| CN101200053A (en) * | 2006-12-13 | 2008-06-18 | 广东奔朗超硬材料制品有限公司 | Abrasive tool of epoxy resin combined with compounded abrasive |
| CN102911631A (en) * | 2011-08-05 | 2013-02-06 | 汉高股份有限公司 | Adhesive composition with single-component epoxy structure |
| CN103056788A (en) * | 2012-12-26 | 2013-04-24 | 厦门宇信金刚石工具有限公司 | Method for preparing sharp type epoxide resin binding agent diamond abrasive tool |
| CN103509519A (en) * | 2013-04-06 | 2014-01-15 | 连新兰 | Epoxy resin abrasive paste |
| CN104057403A (en) * | 2013-03-23 | 2014-09-24 | 厦门宇信金刚石工具有限公司 | Preparation method for epoxy resin binding agent diamond grinding tool with high polishing performance |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110253943A1 (en) * | 2010-04-19 | 2011-10-20 | Trillion Science, Inc. | One part epoxy resin including a low profile additive |
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2014
- 2014-10-29 CN CN201410586146.9A patent/CN105598858B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1762660A (en) * | 2004-10-22 | 2006-04-26 | 郑州人造金刚石及制品工程技术研究中心 | Diamond resin grinder |
| CN101056936A (en) * | 2004-11-10 | 2007-10-17 | 陶氏环球技术公司 | Amphiphilic block copolymer-toughened epoxy resins and powder coatings made therefrom |
| CN101200053A (en) * | 2006-12-13 | 2008-06-18 | 广东奔朗超硬材料制品有限公司 | Abrasive tool of epoxy resin combined with compounded abrasive |
| CN102911631A (en) * | 2011-08-05 | 2013-02-06 | 汉高股份有限公司 | Adhesive composition with single-component epoxy structure |
| CN103056788A (en) * | 2012-12-26 | 2013-04-24 | 厦门宇信金刚石工具有限公司 | Method for preparing sharp type epoxide resin binding agent diamond abrasive tool |
| CN104057403A (en) * | 2013-03-23 | 2014-09-24 | 厦门宇信金刚石工具有限公司 | Preparation method for epoxy resin binding agent diamond grinding tool with high polishing performance |
| CN103509519A (en) * | 2013-04-06 | 2014-01-15 | 连新兰 | Epoxy resin abrasive paste |
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| CN105598858A (en) | 2016-05-25 |
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