CN111909345B - Polyurethane high-resilience cotton for mattress and preparation method thereof - Google Patents
Polyurethane high-resilience cotton for mattress and preparation method thereof Download PDFInfo
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- CN111909345B CN111909345B CN202010811480.5A CN202010811480A CN111909345B CN 111909345 B CN111909345 B CN 111909345B CN 202010811480 A CN202010811480 A CN 202010811480A CN 111909345 B CN111909345 B CN 111909345B
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
- C08G18/6688—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3271
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3271—Hydroxyamines
- C08G18/3275—Hydroxyamines containing two hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4072—Mixtures of compounds of group C08G18/63 with other macromolecular compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4829—Polyethers containing at least three hydroxy groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
- C08G18/632—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers onto polyethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
- C08G18/7621—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring being toluene diisocyanate including isomer mixtures
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
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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)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention belongs to the field of chemical industry, and particularly relates to a polyurethane high-resilience cotton for a mattress and a preparation method thereof, wherein the polyurethane high-resilience cotton is prepared from a component A and a component B in parts by weight as follows: and (2) component A: 49-51 parts of polyether polyol DEP-3600H, 3024-26 parts of polymer polyol POP-H3024, 78-26 parts of polymer polyol POP-36/2824, 0.05-0.06 part of amine catalyst, 0.5-0.6 part of tertiary amine catalyst, 1.0-1.2 parts of cross-linking agent, 0.5-0.6 part of foam stabilizer and 3-3.5 parts of water, wherein the component B is 43-45 parts of black material. The preparation method comprises the steps of adding the raw materials of the component A into a stirrer, uniformly mixing, adjusting the constant material temperature to be 25 +/-2 ℃, adjusting the rotating speed of the stirrer to be 4200-. The invention has the advantages of good elasticity of the polyurethane open pore structure, softness, comfort, high quality, high health, environmental protection, simple processing technology, high production efficiency and the like.
Description
Technical Field
The invention belongs to the field of chemical engineering, and particularly relates to a polyurethane high-resilience cotton for a mattress and a preparation method thereof.
Background
The living and living pressure of people is increased at present, people are busy for one day, good sleep is very important, fatigue of one day can be relieved, and after all, people spend one third of the time in bed. The choice of mattress becomes particularly critical as a good mattress can give the sleeper better sleep quality and thus better health benefits. The mattress with the best effect on the market is made of polyurethane high-resilience cotton serving as a raw material, the function of the mattress can adapt to the shape of the lumbar vertebra of a human body, and the mattress can provide all-around support for the lumbar vertebra, so that the body fatigue caused by work is relieved, the sleep is effectively improved, and the lumbar spondylosis is prevented. The invention provides a polyurethane high-resilience cotton which has the advantages of good resilience, comfort, health, environmental protection and the like.
Disclosure of Invention
The invention aims to provide a polyurethane high-resilience cotton for a mattress and a preparation method thereof, and the prepared polyurethane high-resilience cotton has the advantages of good elasticity of a polyurethane open pore structure, softness, comfort, high quality, health, environmental protection, simple processing technology, high production efficiency and the like.
The utility model provides a polyurethane high resilience cotton for mattress which characterized in that: the composition is prepared from a component A and a component B in parts by weight as follows:
the component A comprises:
and B component:
43-45 parts of black materials.
Furthermore, the polyether polyol DEP-3600H is a polyether polyol with 3 functionality and 6000 molecular weight produced by ZibodeN Federal chemical industry Limited.
Further, the polymer polyol POP-H30 is a polymer polyol having a functionality of 3 and a molecular weight of 6700 produced by Zibode Federal chemical industries, Inc.
Further, the polymer polyol POP-36/28 is a 3 functionality, 6300 molecular weight polymer polyol produced by Zibode Federal chemical industries, Inc.
Further, the foam stabilizer is foam stabilizer Y-10366 produced by Meizhou province.
Further, the crosslinking agent is diethanolamine.
Further, the tertiary amine catalyst is amine catalyst A-33.
Further, the amine catalyst is amine catalyst A-1.
Furthermore, the black material is prepared by mixing TDI (toluene diisocyanate) and MDI (diphenylmethane diisocyanate) in a mass ratio of 1: 1.
The invention also provides a preparation method of the polyurethane high resilience cotton for the mattress, which comprises the steps of adding the raw materials of the component A into a stirrer, uniformly mixing, adjusting the constant material temperature to 25 +/-2 ℃, adjusting the rotating speed of the stirrer to 4200 and 4500r/min (the rotating speed in the range can be adopted to more fully mix the raw materials of the components), pouring the component B preheated to 25 +/-2 ℃ into the component A, stirring for 4-5s, pouring the mixed material into a mold, keeping the temperature of the mold at 40 +/-5 ℃, demolding after 10min, and curing for 24 hours to obtain the product.
In summary, the invention has the following advantages:
(1) the polyurethane foam has the advantages of good elasticity of the polyurethane open pore structure, softness, comfort, high quality, health, environmental protection, simple processing technology, high production efficiency and the like.
(2) The preparation method is simple and easy to implement, and is convenient for industrial production and popularization and use.
Detailed Description
The following further describes embodiments of the present invention:
example 1:
a polyurethane high resilience cotton for a mattress is prepared from a component A and a component B in parts by weight as follows:
and B component:
TDI and 43 parts of MDI (1: 1).
The preparation method comprises the following steps:
adding the raw materials of the component A into a stirrer, uniformly mixing, adjusting the constant material temperature to 25 ℃, adjusting the rotating speed of the stirrer to 4200r/min, pouring the component B preheated to 25 ℃ into the component A, stirring for 4-5s, pouring the mixed material into a mold, demoulding after the temperature of the mold is 40 ℃ for 10min, and curing for 24 hours to obtain the product.
| Density Kg/m3 | 25% indentation | 40% indentation | 65% indentation | Ratio of indentation |
| 44.0 | 119.5 | 160.0 | 350.0 | 2.93 |
Example 2:
a polyurethane high resilience cotton for a mattress is prepared from a component A and a component B in parts by weight as follows:
and B component:
44 parts of TDI and MDI (1: 1).
The preparation method comprises the following steps:
adding the raw materials of the component A into a stirrer, uniformly mixing, adjusting the constant material temperature to 26 ℃, adjusting the rotating speed of the stirrer to 4500r/min, pouring the component B preheated to 26 ℃ into the component A, stirring for 4-5s, pouring the mixed material into a mold, demoulding after the temperature of the mold is 40 ℃ and 10min, and curing for 24 hours to obtain the product.
| Density Kg/m3 | 25% indentation | 40% indentation | 65% indentation | Ratio of indentation |
| 43.5 | 117.0 | 157.5 | 355.5 | 3.04 |
Example 3:
a polyurethane high resilience cotton for a mattress is prepared from a component A and a component B in parts by weight as follows:
and B component:
TDI and 45 parts of MDI (1: 1).
The preparation method comprises the following steps:
adding the raw materials of the component A into a stirrer, uniformly mixing, adjusting the constant material temperature to 24 ℃, adjusting the rotating speed of the stirrer to 4400r/min, pouring the component B preheated to 24 ℃ into the component A, stirring for 4-5s, pouring the mixed material into a mold, demoulding after 10min at the mold temperature of 42 ℃, and curing for 24 hours to obtain the product.
| Density Kg/m3 | 25% indentation | 40% indentation | 65% indentation | Ratio of indentation |
| 43.7 | 118.0 | 158.5 | 349.0 | 2.96 |
Claims (6)
1. The utility model provides a polyurethane high resilience cotton for mattress which characterized in that: the composition is prepared from a component A and a component B in parts by weight as follows:
the component A comprises:
and B component:
43-45 parts of black materials;
wherein the polyether polyol DEP-3600H is polyether polyol with functionality of 3 and molecular weight of 6000 produced by ZibodeN Federal chemical industry Limited; the polymer polyol POP-H30 is a polymer polyol which is produced by Zibode Federal chemical industry Co.Ltd and has the functionality of 3 and the molecular weight of 6700; the polymer polyol POP-36/28 is a polymer polyol produced by Zibodner Federal chemical industry Co., Ltd, and having a functionality of 3 and a molecular weight of 6300; the black material is prepared by mixing TDI and MDI in a mass ratio of 1: 1.
2. The polyurethane high resilience foam for mattress according to claim 1, wherein: the foam stabilizer is foam stabilizer Y-10366 produced by American Mediterranean chart.
3. The polyurethane high resilience foam for mattress according to claim 1, wherein: the cross-linking agent is diethanolamine.
4. The polyurethane high resilience foam for mattress according to claim 1, wherein: the tertiary amine catalyst is amine catalyst A-33.
5. The polyurethane high resilience foam for mattress according to claim 1, wherein: the amine catalyst is amine catalyst A-1.
6. A method for preparing the polyurethane high resilience foam for mattress according to any one of claims 1 to 5, wherein: adding the raw materials of the component A into a stirrer, uniformly mixing, adjusting the constant material temperature to 25 +/-2 ℃, adjusting the rotating speed of the stirrer to 4200-.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010811480.5A CN111909345B (en) | 2020-08-13 | 2020-08-13 | Polyurethane high-resilience cotton for mattress and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010811480.5A CN111909345B (en) | 2020-08-13 | 2020-08-13 | Polyurethane high-resilience cotton for mattress and preparation method thereof |
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| Publication Number | Publication Date |
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| CN111909345A CN111909345A (en) | 2020-11-10 |
| CN111909345B true CN111909345B (en) | 2022-05-20 |
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Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1076933A (en) * | 1992-03-31 | 1993-10-06 | 宋兆生 | The preparation method of high-resiliency low-density moulded polyurethane foam |
| CN1093316A (en) * | 1993-04-06 | 1994-10-12 | 王樟炳 | High resilience cold-cured polyurethane material preparation method |
| JP2002003713A (en) * | 2000-06-23 | 2002-01-09 | Toyo Tire & Rubber Co Ltd | Flame-retardant flexible polyurethane foam |
| CN100497430C (en) * | 2006-12-06 | 2009-06-10 | 北京科聚化工新材料有限公司 | Method of preparing full MDI polyurethane slow rebound foam |
| CN101205288B (en) * | 2006-12-22 | 2011-09-07 | 比亚迪股份有限公司 | Polyurethane foam compositions |
| CN103254389B (en) * | 2013-05-24 | 2015-01-07 | 淄博德信联邦化学工业有限公司 | High-resilience molded plastic and preparation method thereof |
| CN103588953A (en) * | 2013-11-14 | 2014-02-19 | 安徽淮化股份有限公司 | Fire-retardant, low-density and high-resilience soft polyurethane foaming plastic |
| CN104448195A (en) * | 2014-12-11 | 2015-03-25 | 淄博德信联邦化学工业有限公司 | Polyurethane for making air-permeable insole and preparation method thereof |
| CN105111397B (en) * | 2015-09-24 | 2018-05-15 | 江苏向阳科技有限公司 | A kind of low VOC high resilience polyurethane foams combination material and preparation method thereof |
| JP6903870B2 (en) * | 2016-03-11 | 2021-07-14 | 東ソー株式会社 | Composition for molding flexible polyurethane foam |
| CN106117488B (en) * | 2016-07-21 | 2019-04-12 | 山东一诺威聚氨酯股份有限公司 | Polyurethane moulding mattress composition and preparation method thereof |
| CN109762135A (en) * | 2019-01-17 | 2019-05-17 | 东莞市和信新材料科技有限公司 | It is a kind of high to collapse than polyurethane foam and preparation method thereof |
| CN110835400B (en) * | 2019-11-29 | 2021-12-07 | 长华化学科技股份有限公司 | Polyurethane foam plastic and preparation method and application thereof |
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Effective date of registration: 20210628 Address after: 255000 no.3482 Baoshan Road, high tech Zone, Zibo City, Shandong Province Applicant after: ZIBO ZHENGDA POLYURETHANE Co.,Ltd. Address before: 256410 Shihua Road, Guoli Town, Huantai County, Zibo City, Shandong Province Applicant before: Jing Xiaodong |
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