CN103275293A - Fireproof sponge and preparation method thereof - Google Patents
Fireproof sponge and preparation method thereof Download PDFInfo
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- CN103275293A CN103275293A CN2013102219273A CN201310221927A CN103275293A CN 103275293 A CN103275293 A CN 103275293A CN 2013102219273 A CN2013102219273 A CN 2013102219273A CN 201310221927 A CN201310221927 A CN 201310221927A CN 103275293 A CN103275293 A CN 103275293A
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Abstract
The invention discloses a fireproof sponge which is composed of the following raw materials by weight: 50-100 parts of a common polyether, 50-100 parts of a common polyether hardening agent, 5-30 parts of calcium powder, 8-20 parts of melamine, 12-15 parts of a fire retardant, 50-75 parts of toluene diisocyanate, 3-10 parts of dichloromethane, 2.5-3 parts of water, 0.2-0.8 part of a first catalyst, 0.2-0.6 part of a second catalyst, 1-5 parts of diethanol amine, 0.8-3.5 parts of a foam stabilizer and 0.5-1.5 parts of a coloring agent. The fireproof sponge disclosed by the invention not only has the characteristics of good elasticity, high tension and the like of a conventional sponge but also has the advantages of simple production process, flame retardancy, safety, environmental protection, etc. The fireproof sponge increases the quality of the foam sponge, reduces cost of the foam sponge, and increases the quality stability of the foam sponge, etc.
Description
Technical field
The present invention relates to technical field of polymer materials, and be particularly related to a kind of fire-proof sponge and preparation method thereof.
Background technology
Sponge is a kind of of urethane foam, belongs to flexible urethane foam.Because the structure of vesicular honeycomb is arranged, so have the characteristics of good flexibility, elasticity, water-absorbent, water tolerance, be widely used in industry-by-industries such as sofa, mattress, clothes, soft packaging.Yet sponge will very easily be burnt when running into naked light or red-hot flame, and produces dense smoke and toxic gas, when concentration reaches a certain amount of, will be very dangerous, therefore, has occurred a kind of fire-proof sponge now.
Existing fire-proof sponge is relatively fragile, in use broken easily, and this has just influenced the quality of the article that fire-proof sponge makes, also relative minimizing the work-ing life of fire-proof sponge goods.Special in fire-fighting as used this fire-proof sponge goods bring certain danger may for people's lives and properties.
Summary of the invention
In view of this, the invention provides a kind of fire-proof sponge and preparation method thereof, to solve the problems of the prior art.
For solving above technical problem, the invention provides a kind of fire-proof sponge, its by following raw materials by weight portion than forming: 50～100 parts of common polyethers; 50～100 parts of the hard agent of common polyether extended; 5～30 parts of calcium powders; 8～20 parts of trimeric cyanamides; 12～15 parts of fire retardants; 50～75 parts of tolylene diisocyanates; 3～10 parts of methylene dichloride; 2.5～3 parts in water; 0.2～0.8 part of first catalyzer; 0.2～0.6 part of second catalyzer; 1～5 part of diethanolamine; 0.8～3.5 part of suds-stabilizing agent; Other 0.5～1.5 part.
Further, described common polyethers is polyethers propylene glycol or polyethers glycerol.
Further, described first catalyzer is stannous octoate or dibutyl tin.
Further, described second catalyzer is for having trolamine, triethylene diamine or triethylamine.
Further, described suds-stabilizing agent is silicon-carbon bond Si-C multipolymer.
The present invention also provides a kind of preparation method of above-mentioned fire-proof sponge, it may further comprise the steps: press above-mentioned formula rate with common polyethers, the hard agent of common polyether extended, calcium powder, trimeric cyanamide, methylene dichloride, water, first catalyzer, second catalyzer, fire retardant, diethanolamine, suds-stabilizing agent, staining agent add stirrer for mixing and stirred 20 seconds as first group; By above-mentioned formula rate with tolylene diisocyanate as second group, first group and second group were mixed high-speed stirring about 3 seconds, pour into rapidly in the forming box, about 3 seconds mould words spoken by an actor from offstage time, about 0.5～3 minute reaction times; Cut out after the slaking and be slit into required size.
The present invention is by adding the flame retardant resistance sponge that fire retardant is made in the traditional sponge foaming raw material, under the situation of meeting fire, can not blaze up, but the thawing of being heated, reduce disaster hidden-trouble, reduce the black smoke of carbonization when meeting fire, not only have the traditional sponge good springiness, characteristics such as pulling force height also have advantages such as production technique is simple, fire-retardant, safety, environmental protection.And improved foam sponge quality, reduced foam sponge cost, improved foam sponge quality of stability etc.
Embodiment
For above-mentioned feature and advantage of the present invention can be become apparent, exemplary embodiment cited below particularly is described in detail below.
Sponge is a kind of of urethane foam, belongs to flexible urethane foam.Because the structure of vesicular honeycomb is arranged, so have the characteristics of good flexibility, elasticity, water-absorbent, water tolerance, be widely used in industries such as sofa, mattress, clothes, soft packaging.
The fire-proof sponge that provides in the embodiment of the invention is mainly formed by following raw material preparing:
1. common polyethers
What adopt in the embodiment of the invention is polyethers propylene glycol, polyethers glycerol, its functionality few (2-3), and hydroxyl value is low, and molecular weight is big.Molecular formula is:
2. organic isocyanate
In the present invention, employing be the stupid vulcabond of first, be called for short TDI, two kinds of isomer are arranged, namely 2,4-TDI, 2,6-TDI. are in producing sponge 2,4-TDI accounts for 80%, 2,6-TDI and accounts for 20%
3. water
In producing sponge, water is indispensable, and CO2 gas is emitted in water and TDI reaction, plays chain propagation simultaneously.
4. catalyzer
In embodiments of the present invention, for promoting polyether glycol and isocyanate reaction to make first catalyzer of chainpropagation that stannous octoate, dibutyl tin be arranged.Promote crosslinking reaction and can promote second catalyzer of the CO2 gas that reaction is emitted between isocyanic ester and the water that trolamine, triethylene diamine, triethylamine etc. are arranged.
5. external application whipping agent
In embodiments of the present invention, use be lower boiling fluorohydrocarbon compounds, as fluoro trichloromethane (F-11), ring penta or methylene dichloride, effect is pretty good.If not the sponge that produces special light density, also can suitably adjust the main raw material ratio, do not use the external application whipping agent.
6. suds-stabilizing agent (foam stabilizer)
In embodiments of the present invention, use the silicon foams stablizer, as silicon-carbon bond Si-C multipolymer.
Embodiment one
Fire-proof sponge in the present embodiment by following raw material by weight the mark ratio be prepared from: 50 parts of common polyethers; 50 parts of the hard agent of common polyether extended; 5 parts of calcium powders; 8 parts of trimeric cyanamides; 12 parts of fire retardants; 60 parts of tolylene diisocyanates; 3 parts of methylene dichloride; 2.5 parts in water; 0.2 part of first catalyzer; 0.2 part of second catalyzer; 1 part of diethanolamine; 0.8 part of suds-stabilizing agent; 0.5 part of staining agent.
Embodiment two
Fire-proof sponge in the present embodiment by following raw material by weight the mark ratio be prepared from: 80 parts of common polyethers; 20 parts of the hard agent of common polyether extended; 20 parts of calcium powders; 10 parts of trimeric cyanamides; 15 parts of fire retardants; 70 parts of tolylene diisocyanates; 10 parts of methylene dichloride; 3 parts in water; 0.4 part of first catalyzer; 0.6 part of second catalyzer; 1.5 parts of diethanolamine; 3.5 parts of suds-stabilizing agents; 1.5 parts of staining agents.
Embodiment three
Fire-proof sponge in the present embodiment by following raw material by weight the mark ratio be prepared from: 65 parts of common polyethers; 35 parts of the hard agent of common polyether extended; 25 parts of calcium powders; 15 parts of trimeric cyanamides; 13.5 parts of fire retardants; 67.5 parts of tolylene diisocyanates; 6.5 parts of methylene dichloride; 2.5 parts in water; 0.5 part of first catalyzer; 0.4 part of second catalyzer; 2 parts of diethanolamine; 2.1 parts of suds-stabilizing agents; 1 part of staining agent.
The embodiment of the invention also provides production technique and the flow process of fire-proof sponge.
In embodiments of the present invention, adopt box foaming of a step during sponge produces, various raw materials under high-speed stirring, are added forming box rapidly, in forming box, finish reactions such as chainpropagation, foaming, crosslinked, curing, thereby finish sponge production.This technological advantage is that technical process is short, and material viscosity is low, and the energy is saved in control easily, and facility investment is little, and it is wide to be suitable for density range.
At first, press above-mentioned formula rate with common polyethers, the hard agent of common polyether extended, calcium powder, trimeric cyanamide, methylene dichloride, water, first catalyzer, second catalyzer, fire retardant, diethanolamine, suds-stabilizing agent, staining agent add stirrer for mixing and stirred 20 seconds as first group;
Again with tolylene diisocyanate as second group, add in the stirrer;
First group and second group were mixed high-speed stirring about 3 seconds, pour into rapidly in the forming box, about 3 seconds mould words spoken by an actor from offstage time, the reaction times is about 0.5～3 minute.About slaking 3 minutes, can cut into required size after the slaking.Can finish complete process of cooling after 72 hours.
The embodiment of the invention is by adding the flame retardant resistance sponge that the fire retardant diphenyl phosphoester is made in the traditional sponge foaming raw material, under the situation of meeting fire, can not blaze up, but the thawing of being heated, reduce disaster hidden-trouble, reduce the black smoke of carbonization when meeting fire, not only have the traditional sponge good springiness, characteristics such as pulling force height also have advantages such as production technique is simple, fire-retardant, safety, environmental protection.And improved foam sponge quality, reduced foam sponge cost, improved foam sponge quality of stability etc.
More than show and described ultimate principle of the present invention, principal character and advantage of the present invention.Those skilled in the art should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and the specification sheets is principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the present invention.The protection domain that the present invention requires is defined by appending claims and equivalent thereof.
Claims (6)
1. a fire-proof sponge is characterized in that, by following raw materials by weight portion than forming:
50～100 parts of common polyethers;
50～100 parts of the hard agent of common polyether extended;
5～30 parts of calcium powders;
8～20 parts of trimeric cyanamides;
12～15 parts of fire retardants;
50～75 parts of tolylene diisocyanates;
3～10 parts of methylene dichloride;
2.5～3 parts in water;
0.2～0.8 part of first catalyzer;
0.2～0.6 part of second catalyzer;
1～5 part of diethanolamine;
0.8～3.5 part of suds-stabilizing agent;
0.5～1.5 part of staining agent.
2. fire-proof sponge according to claim 1 is characterized in that, described common polyethers is polyethers propylene glycol or polyethers glycerol.
3. fire-proof sponge according to claim 1 is characterized in that, described first catalyzer is stannous octoate or dibutyl tin.
4. fire-proof sponge according to claim 1 is characterized in that, described second catalyzer is for having trolamine, triethylene diamine or triethylamine.
5. fire-proof sponge according to claim 1 is characterized in that, described suds-stabilizing agent is silicon-carbon bond Si-C multipolymer.
6. the preparation method of a fire-proof sponge according to claim 1 is characterized in that, may further comprise the steps:
Press above-mentioned formula rate with common polyethers, the hard agent of common polyether extended, calcium powder, trimeric cyanamide, methylene dichloride, water, first catalyzer, second catalyzer, fire retardant, diethanolamine, suds-stabilizing agent, staining agent add stirrer for mixing and stirred 20 seconds as first group;
By above-mentioned formula rate with tolylene diisocyanate as second group, first group and second group were mixed high-speed stirring about 3 seconds, pour into rapidly in the forming box, about 3 seconds mould words spoken by an actor from offstage time, about 0.5～3 minute reaction times;
Cut out after the slaking and be slit into required size.
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| CN2013102219273A CN103275293A (en) | 2013-06-05 | 2013-06-05 | Fireproof sponge and preparation method thereof |
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| CN2013102219273A CN103275293A (en) | 2013-06-05 | 2013-06-05 | Fireproof sponge and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110128621A (en) * | 2019-05-09 | 2019-08-16 | 江苏华艺泡棉科技有限公司 | Lightweight flame-retardant sponge and its preparation method and application |
| CN113736057A (en) * | 2021-07-29 | 2021-12-03 | 泉州辉丽鞋服有限公司 | Sponge for shoes and production method thereof |
| CN113801362A (en) * | 2021-10-12 | 2021-12-17 | 广东省多普达高新科技材料有限公司 | Milk-nourishing sponge and production process thereof |
| CN115011106A (en) * | 2022-07-13 | 2022-09-06 | 福建大方新材料科技有限公司 | Skin-friendly non-sensitive cotton and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1373146A (en) * | 2001-07-23 | 2002-10-09 | 杭州吉华化工有限公司 | Process for preparing colour soft foam polyurethane plastics |
| CN1463997A (en) * | 2002-06-12 | 2003-12-31 | 中国科学院山西煤炭化学研究所 | Process for preparing flexible polyurethane foam plastic |
| US20050159500A1 (en) * | 2004-01-13 | 2005-07-21 | Thorsten Dreier | Polyether esters as flame retardants for polyurethane flexible foams |
| CN1667013A (en) * | 2005-03-09 | 2005-09-14 | 张修景 | Process for preparing environmental protection soft polyurethane foam plastics |
| CN102009510A (en) * | 2009-09-04 | 2011-04-13 | 安徽志诚机电零部件有限公司 | Production process of flexible foam polyurethane composite waterproof membrane |
-
2013
- 2013-06-05 CN CN2013102219273A patent/CN103275293A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1373146A (en) * | 2001-07-23 | 2002-10-09 | 杭州吉华化工有限公司 | Process for preparing colour soft foam polyurethane plastics |
| CN1463997A (en) * | 2002-06-12 | 2003-12-31 | 中国科学院山西煤炭化学研究所 | Process for preparing flexible polyurethane foam plastic |
| US20050159500A1 (en) * | 2004-01-13 | 2005-07-21 | Thorsten Dreier | Polyether esters as flame retardants for polyurethane flexible foams |
| CN1667013A (en) * | 2005-03-09 | 2005-09-14 | 张修景 | Process for preparing environmental protection soft polyurethane foam plastics |
| CN102009510A (en) * | 2009-09-04 | 2011-04-13 | 安徽志诚机电零部件有限公司 | Production process of flexible foam polyurethane composite waterproof membrane |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110128621A (en) * | 2019-05-09 | 2019-08-16 | 江苏华艺泡棉科技有限公司 | Lightweight flame-retardant sponge and its preparation method and application |
| CN113736057A (en) * | 2021-07-29 | 2021-12-03 | 泉州辉丽鞋服有限公司 | Sponge for shoes and production method thereof |
| CN113801362A (en) * | 2021-10-12 | 2021-12-17 | 广东省多普达高新科技材料有限公司 | Milk-nourishing sponge and production process thereof |
| CN115011106A (en) * | 2022-07-13 | 2022-09-06 | 福建大方新材料科技有限公司 | Skin-friendly non-sensitive cotton and preparation method thereof |
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Application publication date: 20130904 |