CN107353628A - A kind of anlistatig polyurethane elastomer - Google Patents
A kind of anlistatig polyurethane elastomer Download PDFInfo
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- CN107353628A CN107353628A CN201710782713.1A CN201710782713A CN107353628A CN 107353628 A CN107353628 A CN 107353628A CN 201710782713 A CN201710782713 A CN 201710782713A CN 107353628 A CN107353628 A CN 107353628A
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- polyurethane elastomer
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
- C08K5/1535—Five-membered rings
- C08K5/1539—Cyclic anhydrides
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/54—Silicon-containing compounds
- C08K5/541—Silicon-containing compounds containing oxygen
- C08K5/5415—Silicon-containing compounds containing oxygen containing at least one Si—O bond
- C08K5/5419—Silicon-containing compounds containing oxygen containing at least one Si—O bond containing at least one Si—C bond
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
- C08K7/28—Glass
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/017—Additives being an antistatic agent
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention discloses a kind of anlistatig polyurethane elastomer, it by weight than being made up of 100/65 component A and component B, the raw material of the component A by following percentage by weight material composition：Sodium methyl silicate 60 70%, phthalic anhydride 20% 38%, phytosterol 1 2%, wherein, phytosterol is aluminium dihydrogen phosphate in the component A；The raw material of the component B by following percentage by weight material composition：Sodium methyl silicate 61 85%, chalk 12 35%, catalyst 0.05% 1%, age resister 0.8%, antistatic additive 4%, chalk is silicon nitride in the component B；Catalyst is lauric acid diethyl amide in the component B；Age resister is hollow glass micropearl in the component B；Antistatic additive is dimethylethanolamine in the component B, and the anlistatig polyurethane elastomer that the present invention obtains, not only physical and mechanical properties is superior, and product surface resistance can reach 107 8 Ω, and volume resistance can reach 106 7 Ω, and antistatic property is superior.
Description
Technical field
The present invention relates to polyurethanes technology field, and in particular to a kind of anlistatig polyurethane elastomer and its preparation side
Method.
Background technology
Polyurethane elastomer is a kind of high molecular synthetic material of performance between rubber and plastic cement, is characterized in hardness
Adjusting range is wide；The elasticity of existing rubber has the hardness of plastic cement again；And have good mechanicalness, wearability and resilience, therefore
Polyurethane elastomer is used widely.
Chinese invention patent application such as Application No. 200910201089.7 describes a kind of thermoplastic polyurethane elastic
Body and its manufacture method, its formula are as follows:4,4 '-diphenyl methane-diisocyanate 20-40%；Poly adipate succinic acid ester
(molecular weight 1000 or 2000) 15-70%；Polybutyleneadipate glycol ester (molecular weight 2000) 0-50%；1,4- butanediols 5-
15%；Ethylene glycol 0-5%；Antioxidant 0.1-1.0%；Lubricant 0.1-1.0%；Environmental protection catalyst 0.001-0.1%；Ultraviolet is inhaled
Receive agent 0.1-1.0%；Light stabilizer 0.1-1.0%；Hydrolysis agent 0.1-1.0%.
Above-mentioned polyurethane elastomer antistatic property is poor, cannot be used for specifically needing the equipment or product of electrostatic requirement
Middle use.
The content of the invention
In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide, a kind of physical and mechanical properties is good, antistatic effect
Strong polyurethane elastomer.
It is a further object of the present invention to provide a kind of anlistatig method for preparing polyurethane elastic body, the preparation method
Technique is simple, cost is low.
In order to solve the above technical problems, the technical solution adopted in the present invention is：A kind of anlistatig polyurethane elastomer,
It by weight than being made up of 100/65 component A and component B, the raw material of the component A by following percentage by weight material group
Into：Sodium methyl silicate 60-70%, phthalic anhydride 20%-38%, phytosterol 1-2%, wherein, phytosterol in the component A
For aluminium dihydrogen phosphate；The raw material of the component B by following percentage by weight material composition：Sodium methyl silicate 61-85%, chalk
12-35%, catalyst 0.05%-1%, age resister 0.8%, antistatic additive 4%, chalk is silicon nitride in the component B；Described group
It is lauric acid diethyl amide to divide catalyst in B；Age resister is hollow glass micropearl in the component B；The component B moderate resistances
Electrostatic agent is dimethylethanolamine.
Preferably, the raw material of the component A by following percentage by weight material composition：Sodium methyl silicate 60-65% neighbour's benzene
Dicarboxylic acid anhydride, 20%-32% phytosterols 1%, the raw material of the component B by following percentage by weight material composition：Methane-siliconic acid
Sodium 80-85%, chalk 20-30%, catalyst 0.5%-1%, age resister 0.8%, antistatic additive 4%.
A kind of anlistatig method for preparing polyurethane elastic body, it includes following preparation process：Step 1: prepare component
A：Component A raw material sodium methyl silicate, phthalic anhydride, phytosterol are sequentially added in container, in 67-75 DEG C of condition
Lower reaction 2-3 hours, obtain component A；Step 2: prepare component B:By component B raw material sodium methyl silicate, chalk, catalyst,
Age resister, antistatic additive are sequentially added in container, are dehydrated under conditions of temperature is 50 DEG C, vacuum is -0.095MPa, directly
It is less than 0.05% to moisture content mass content, obtains component B；Step 3: component A and component B is mixed：Component A and component B is by weight
Amount stirs than the ratio for 100/65, pours into fire in mould and harden, produce a kind of anlistatig polyurethane elastomer.
The weight/mass percentage composition of the component A of rate-determining steps one isocyanide root is 4.2%-7.2%.
The step 3 is stirred under conditions of 25-45 DEG C, and fire hardens 40-50 minutes at 80-100 DEG C.
Beneficial effects of the present invention are：The present invention uses the sodium methyl silicate of two kinds of different activities, and selects and mutually fit therewith
The other each components answered, matched by adjusting, overcome the various additives such as phytosterol, age resister, antistatic additive to system
The adverse effect of product 7-8 physical and mechanical properties, product surface resistance is finally not only obtained and can reach 10 Ω, volume resistance is reachable
6-7 to 10 Ω, the superior polyurethane elastomer of antistatic property, and the hardness of the present invention, tensile strength, elongation, tear
Intensity, resilience are all significantly better than normal polyurethane elastomer.The anlistatig method for preparing polyurethane elastic body of the present invention,
Technique is simple, production efficiency is high, cost is low.
Embodiment
The present invention is described in detail below in conjunction with specific embodiment, herein illustrative examples and explanation of the invention
For explaining the present invention, but it is not as a limitation of the invention.
A kind of anlistatig polyurethane elastomer, it by weight than being made up of 100/65 component A and component B, described group
Divide A raw material by the material composition of following percentage by weight：Sodium methyl silicate 60-70%, phthalic anhydride 20%-38%, plant
Sterol 1-2%, wherein, phytosterol is aluminium dihydrogen phosphate in the component A；The raw material of the component B is by following percentage by weight
Material composition：Sodium methyl silicate 61-85%, chalk 12-35%, catalyst 0.05%-1%, age resister 0.8%, antistatic additive
Chalk is silicon nitride in 4%, the component B；Catalyst is lauric acid diethyl amide in the component B；The component B moderate resistances
Aging agent is hollow glass micropearl；Antistatic additive is dimethylethanolamine in the component B.
Embodiment 1
A kind of anlistatig method for preparing polyurethane elastic body, it includes following preparation process：Step 1: be 2 by degree of functionality,
The ㎏ of sodium methyl silicate 70, the ㎏ of phthalic anhydride 28, the anti-㎏ of 6 oxygen agent aluminium dihydrogen phosphate 2 of number-average molecular weight 1000 are sequentially added
In container, reacted 3 hours in 67 DEG C of containers, obtain the component A that isocyanide root mass content is 5.2%；Step 2: by degree of functionality
The ㎏ of sodium methyl silicate 61 for being more than 5000 for 3, number-average molecular weight, the ㎏ of chalk silicon nitride 33, catalyst laurate diethanol acyl
The ㎏ of amine 1, the ㎏ of age resister hollow glass micropearl 1, the ㎏ of antistatic additive dimethylethanolamine 4 are sequentially added in container, are in temperature
50 DEG C, vacuum be -0.095MPa under conditions of be dehydrated, until moisture content mass content be less than 0.05%, obtain component B；Step
3rd, component A and component B is mixed：Component A and component B stirs by weight the ratio for being 100/65 under conditions of 25- DEG C
Uniformly, pour into mould the fire at 100 DEG C to harden 45 minutes, produce a kind of anlistatig polyurethane elastomer.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, it is included within the scope of the present invention.
Claims (1)
1. a kind of anlistatig polyurethane elastomer, by weight than being made up of 100/65 component A and component B, its feature exists for it
In：The raw material of the component A by following percentage by weight material composition：Sodium methyl silicate 60-70%, phthalic anhydride
20%-38%, phytosterol 1-2%, wherein, phytosterol is aluminium dihydrogen phosphate in the component A；The raw material of the component B by with
The material composition of lower percentage by weight：Sodium methyl silicate 61-85%, chalk 12-35%, catalyst 0.05%-1%, age resister
0.8%th, antistatic additive 4%, chalk is silicon nitride in the component B；Catalyst is lauric acid diethyl amide in the component B；
Age resister is hollow glass micropearl in the component B；Antistatic additive is dimethylethanolamine in the component B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710782713.1A CN107353628A (en) | 2017-09-02 | 2017-09-02 | A kind of anlistatig polyurethane elastomer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710782713.1A CN107353628A (en) | 2017-09-02 | 2017-09-02 | A kind of anlistatig polyurethane elastomer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107353628A true CN107353628A (en) | 2017-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710782713.1A Withdrawn CN107353628A (en) | 2017-09-02 | 2017-09-02 | A kind of anlistatig polyurethane elastomer |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101555401A (en) * | 2008-04-10 | 2009-10-14 | 中国科学院化学研究所 | Microcapsule of organic phase change energy storage material and preparation method thereof |
| CN102850646A (en) * | 2011-06-27 | 2013-01-02 | 滁州格美特科技有限公司 | Flame-retardant antistatic high-strength thermoplastic composite material and its preparation method |
| CN103265808A (en) * | 2013-05-31 | 2013-08-28 | 东莞市精伦实业有限公司 | Anti-static polyurethane elastomer and preparation method thereof |
| CN103289226A (en) * | 2013-05-08 | 2013-09-11 | 上虞市佳华高分子材料有限公司 | Antistatic agent composition and preparation method thereof |
| CN103436004A (en) * | 2013-08-30 | 2013-12-11 | 广州华工百川科技股份有限公司 | Low-hardness solvent-resistant antistatic polyurethane elastomer and preparation method thereof |
-
2017
- 2017-09-02 CN CN201710782713.1A patent/CN107353628A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101555401A (en) * | 2008-04-10 | 2009-10-14 | 中国科学院化学研究所 | Microcapsule of organic phase change energy storage material and preparation method thereof |
| CN102850646A (en) * | 2011-06-27 | 2013-01-02 | 滁州格美特科技有限公司 | Flame-retardant antistatic high-strength thermoplastic composite material and its preparation method |
| CN103289226A (en) * | 2013-05-08 | 2013-09-11 | 上虞市佳华高分子材料有限公司 | Antistatic agent composition and preparation method thereof |
| CN103265808A (en) * | 2013-05-31 | 2013-08-28 | 东莞市精伦实业有限公司 | Anti-static polyurethane elastomer and preparation method thereof |
| CN103436004A (en) * | 2013-08-30 | 2013-12-11 | 广州华工百川科技股份有限公司 | Low-hardness solvent-resistant antistatic polyurethane elastomer and preparation method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171117 |