CN111040117A - Preparation method of polyurethane slow-rebound memory foam - Google Patents
Preparation method of polyurethane slow-rebound memory foam Download PDFInfo
- Publication number
- CN111040117A CN111040117A CN201911418160.7A CN201911418160A CN111040117A CN 111040117 A CN111040117 A CN 111040117A CN 201911418160 A CN201911418160 A CN 201911418160A CN 111040117 A CN111040117 A CN 111040117A
- Authority
- CN
- China
- Prior art keywords
- component
- memory foam
- preparation
- rebound memory
- polyurethane slow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- 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
-
- 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
-
- 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
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/4816—Two or more polyethers of different physical or chemical nature mixtures of two or more polyetherpolyols having at least three 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
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
-
- 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
- C08G2280/00—Compositions for creating shape memory
Landscapes
- 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 relates to a preparation method of polyurethane slow-rebound memory foam, which belongs to the field of polyurethane foaming and is prepared from a component A and a component B in parts by weight as follows: the component A comprises: polyether polyol DEP-330N 60-63 parts; polyether polyol DEP-505S 40-43 parts; 3-3.5 parts of water; 0.7-0.8 part of foam stabilizer; 0.5-0.6 part of a crosslinking agent; 0.15-0.2 part of tertiary amine catalyst; 0.07-0.08 part of amine catalyst; and B component: and 43-46 parts of modified TDI. The polyurethane foam has the advantages of good elasticity of the polyurethane open pore structure, high quality, softness, comfort, difficult wrinkling, air permeability, moisture retention, health, environmental protection, simple processing technology, high production efficiency and the like. The invention also provides a preparation method of the compound, and the preparation method is simple and easy to implement.
Description
Technical Field
The invention relates to a preparation method of polyurethane slow-rebound memory foam, and belongs to the field of polyurethane foaming.
Background
At present, people have higher and higher requirements on living level, various aspects of clothes, food and housing are reflected, the sleep is the most critical, and the fatigue in one day can be relieved by good sleep. Therefore, the emphasis on sleep quality is greatly helpful to the improvement of our life quality. The selection of the pillow becomes particularly critical because the pillow ensuring good sleep and use is dense and inseparable. The pillow with the best effect on the market is made of polyurethane slow-rebound memory foam, the function of the pillow can adapt to the shape of the head and neck of a human body, and the pillow can provide all-around support for the neck, so that the cervical vertebra fatigue caused by work is relieved, the sleep is effectively improved, and the occurrence of cervical spondylosis is prevented.
The polyurethane slow rebound memory foam provided by the invention has the advantages of good rebound resilience, comfort, light weight and the like.
Disclosure of Invention
According to the defects of the prior art, the technical problems to be solved by the invention are as follows: the preparation method of the polyurethane slow-resilience memory foam has the advantages of good elasticity of the polyurethane open pore structure, high quality, softness, comfort, difficult wrinkling, air permeability, moisture retention, health, environmental protection, simple processing technology, high production efficiency and the like.
The technical scheme adopted by the invention for solving the technical problems is as follows: the preparation method of the polyurethane slow rebound memory foam is provided, and the polyurethane slow rebound memory foam is prepared from a component A and a component B according to the following parts by weight:
the component A comprises:
and B component:
43-46 parts of modified TDI.
The polyether polyol DEP-330N is polyether polyol with functionality of 3 and molecular weight of 4800, which is produced by Zibode Federal chemical industry Limited.
The polyether polyol DEP-505S is polyether polyol with functionality of 3 and molecular weight of 3500 produced by Zibode Federal chemical industry Limited.
The foam stabilizer is foam stabilizer Y-10366 produced by American Mediterranean chart.
The cross-linking agent is dimethylaminoethanol.
The tertiary amine catalyst is amine catalyst A-33.
The amine catalyst is amine catalyst A-1.
The modified TDI is Wanhua modified isocyanate 8019.
The preparation method of the polyurethane slow rebound memory foam comprises the following steps:
adding the raw materials of the component A into a stirrer, uniformly mixing, adjusting the constant material temperature to be 20 +/-5 ℃, adjusting the rotating speed of the stirrer to be 4000 + 4500r/min, pouring the component B preheated to be 20 +/-5 ℃ into the component A, stirring for 4-5s, pouring the mixed material into a mold, demoulding after 10min at the temperature of 50 +/-5 ℃, and curing for 24 hours to obtain the product.
The invention has the beneficial effects that:
(1) the polyurethane foam has the advantages of good elasticity of the polyurethane open pore structure, high quality, softness, comfort, difficult wrinkling, air permeability, moisture retention, health, environmental protection, simple processing technology, high production efficiency and the like.
(2) The invention also provides a preparation method of the compound, and the preparation method is simple and easy to implement.
Detailed Description
The following further describes embodiments of the present invention:
example 1
A preparation method of polyurethane slow rebound memory foam is prepared from a component A and a component B according to the following parts by weight:
the component A comprises:
and B component:
43 parts of modified TDI.
The polyether polyol DEP-330N is polyether polyol with functionality of 3 and molecular weight of 4800, which is produced by Zibode Federal chemical industry Limited.
The polyether polyol DEP-505S is polyether polyol with functionality of 3 and molecular weight of 3500 produced by Zibode Federal chemical industry Limited.
The foam stabilizer is foam stabilizer Y-10366 produced by American Mediterranean chart.
The cross-linking agent is dimethylaminoethanol.
The tertiary amine catalyst is amine catalyst A-33.
The amine catalyst is amine catalyst A-1.
The modified TDI is specially Wanhua modified isocyanate 8019.
The preparation method of the polyurethane slow rebound memory foam comprises the following steps:
adding the raw materials of the component A into a stirrer, uniformly mixing, adjusting the constant material temperature to be 20 +/-5 ℃, adjusting the rotating speed of the stirrer to be 4000r/min, pouring the component B preheated to be 20 +/-5 ℃ into the component A, stirring for 4-5s, pouring the mixed material into a mould, demoulding after 10min at the mould temperature of 50 +/-5 ℃, and curing for 24 hours to obtain the product.
| Density Kg/m3 | 25% indentation | 40% indentation | 65% indentation | Ratio of indentation |
| 7.6 | 12.5 | 20.0 | 44.0 | 3.52 |
Example 2
A preparation method of polyurethane slow rebound memory foam is prepared from a component A and a component B according to the following parts by weight:
the component A comprises:
and B component:
and 46 parts of modified TDI.
The polyether polyol DEP-330N is polyether polyol with functionality of 3 and molecular weight of 4800, which is produced by Zibode Federal chemical industry Limited.
The polyether polyol DEP-505S is polyether polyol with functionality of 3 and molecular weight of 3500 produced by Zibode Federal chemical industry Limited.
The foam stabilizer is foam stabilizer Y-10366 produced by American Mediterranean chart.
The cross-linking agent is dimethylaminoethanol.
The tertiary amine catalyst is amine catalyst A-33.
The amine catalyst is amine catalyst A-1.
The modified TDI is specially Wanhua modified isocyanate 8019.
The preparation method of the polyurethane slow rebound memory foam comprises the following steps:
adding the raw materials of the component A into a stirrer, uniformly mixing, adjusting the constant material temperature to be 20 +/-5 ℃, adjusting the rotating speed of the stirrer to be 4500r/min, pouring the component B preheated to be 20 +/-5 ℃ into the component A, stirring for 4-5s, pouring the mixed material into a mold, demoulding after 10min at the mold temperature of 50 +/-5 ℃, and curing for 24 hours to obtain the product.
| Density Kg/m3 | 25% indentation | 40% indentation | 65% indentation | Ratio of indentation |
| 8.0 | 13.0 | 21.0 | 46.0 | 3.54 |
Example 3
A preparation method of polyurethane slow rebound memory foam is prepared from a component A and a component B according to the following parts by weight:
the component A comprises:
and B component:
45 parts of modified TDI.
The polyether polyol DEP-330N is polyether polyol with functionality of 3 and molecular weight of 4800, which is produced by Zibode Federal chemical industry Limited.
The polyether polyol DEP-505S is polyether polyol with functionality of 3 and molecular weight of 3500 produced by Zibode Federal chemical industry Limited.
The foam stabilizer is foam stabilizer Y-10366 produced by American Mediterranean chart.
The cross-linking agent is dimethylaminoethanol.
The tertiary amine catalyst is amine catalyst A-33.
The amine catalyst is amine catalyst A-1.
The modified TDI is specially Wanhua modified isocyanate 8019.
The preparation method of the polyurethane slow rebound memory foam comprises the following steps:
adding the raw materials of the component A into a stirrer, uniformly mixing, adjusting the constant material temperature to be 20 +/-5 ℃, adjusting the rotating speed of the stirrer to be 4200r/min, pouring the component B preheated to be 20 +/-5 ℃ into the component A, stirring for 4-5s, pouring the mixed material into a mould, demoulding after 10min at the temperature of 50 +/-5 ℃, and curing for 24 hours to obtain the product.
| Density Kg/m3 | 25% indentation | 40% indentation | 65% indentation | Ratio of indentation |
| 7.2 | 11.5 | 18.5 | 40.5 | 3.52 |
Claims (9)
1. A preparation method of polyurethane slow rebound memory foam is characterized by comprising the following components in parts by weight:
the component A comprises:
and B component:
43-46 parts of modified TDI.
2. The method for preparing polyurethane slow rebound memory foam as set forth in claim 1, wherein the polyether polyol DEP-330N is a 3-functionality 4800 molecular weight polyether polyol produced by Zibodner Federal chemical industries, Ltd.
3. The method for preparing polyurethane slow rebound memory foam as recited in claim 1, wherein the polyether polyol DEP-505S is polyether polyol with functionality of 3 and molecular weight of 3500 produced by Zibode Federal chemical industries, Ltd.
4. The method for preparing the polyurethane slow rebound memory foam as claimed in claim 1, wherein the foam stabilizer is foam stabilizer Y-10366 produced by American Meyer diagram.
5. The method for preparing the polyurethane slow rebound memory foam as claimed in claim 1, wherein the cross-linking agent is dimethylaminoethanol.
6. The method for preparing the polyurethane slow rebound memory foam as claimed in claim 1, wherein the tertiary amine catalyst is amine catalyst A-33.
7. The method for preparing the polyurethane slow rebound memory foam as claimed in claim 1, wherein the amine catalyst is amine catalyst A-1.
8. The preparation method of the polyurethane slow rebound memory foam as claimed in claim 1, wherein the modified TDI is Wanhua modified isocyanate 8019.
9. The preparation method of the polyurethane slow rebound memory foam as claimed in claim 1, which is characterized by comprising the following steps: adding the raw materials of the component A into a stirrer, uniformly mixing, adjusting the constant material temperature to be 20 +/-5 ℃, adjusting the rotating speed of the stirrer to be 4000 + 4500r/min, pouring the component B preheated to be 20 +/-5 ℃ into the component A, stirring for 4-5s, pouring the mixed material into a mold, demoulding after 10min at the temperature of 50 +/-5 ℃, and curing for 24 hours to obtain the product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911418160.7A CN111040117A (en) | 2019-12-31 | 2019-12-31 | Preparation method of polyurethane slow-rebound memory foam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911418160.7A CN111040117A (en) | 2019-12-31 | 2019-12-31 | Preparation method of polyurethane slow-rebound memory foam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111040117A true CN111040117A (en) | 2020-04-21 |
Family
ID=70243046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911418160.7A Withdrawn CN111040117A (en) | 2019-12-31 | 2019-12-31 | Preparation method of polyurethane slow-rebound memory foam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111040117A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524915A (en) * | 2021-12-31 | 2022-05-24 | 嘉兴市维斯科海绵有限公司 | Flash chip ion gel memory material and memory pillow |
-
2019
- 2019-12-31 CN CN201911418160.7A patent/CN111040117A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524915A (en) * | 2021-12-31 | 2022-05-24 | 嘉兴市维斯科海绵有限公司 | Flash chip ion gel memory material and memory pillow |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103980694B (en) | A kind of sponge matress containing silica gel | |
| CN107602952B (en) | Anti-allergic, antibacterial and mildewproof natural latex sponge material, and preparation method and application thereof | |
| CN110577625B (en) | Breathable slow-rebound polyurethane foam plastic and preparation method and application thereof | |
| CN111560107A (en) | Antibacterial anti-mite sponge and preparation method thereof | |
| CN110885417A (en) | Compression-resistant low-density TDI (toluene diisocynate) type high-resilience foam sponge and preparation method thereof | |
| CN111040117A (en) | Preparation method of polyurethane slow-rebound memory foam | |
| CN104927019A (en) | Polyurethane mop sponge and production method thereof | |
| CN110922558A (en) | Slow-resilience polyurethane expanded foam and preparation method thereof | |
| CN109929133A (en) | Low resilience memory foam and its manufacturing method | |
| CN107674404A (en) | A kind of silica gel is breathed freely sponge matress | |
| CN112321789A (en) | Low-density memory sponge capable of being compressed in vacuum and preparation method thereof | |
| CN112457554A (en) | Environment-friendly composite mattress containing bamboo fibers and preparation method thereof | |
| CN113461894A (en) | Sponge synthesized by bio-based isocyanate and mattress prepared from sponge | |
| CN111484599A (en) | Washable sponge | |
| CN111040123A (en) | Preparation method of polyurethane filter sponge | |
| CN111909345B (en) | Polyurethane high-resilience cotton for mattress and preparation method thereof | |
| CN104725831B (en) | The preparation method of ventilative antistatic polyurethane low resilience urethane foam resilient foam material | |
| CN104140519B (en) | Low-bounce ice-cold breathable sponge and preparing process thereof | |
| CN110156951B (en) | Special-hardness shaped sponge cushion and preparation method thereof | |
| CN112706483A (en) | Sponge with mildew-proof and mite-resistant functions and preparation method thereof | |
| CN111592752A (en) | Bamboo fiber sponge and preparation method thereof | |
| CN1247124A (en) | Technology for making soft polyurethane foam cushion with seamless wrapper | |
| CN112159514A (en) | High-elasticity latex cotton for sofa and preparation method thereof | |
| CN112280118A (en) | Foaming material prepared by using eucommia ulmoides latex and natural latex together, method and application | |
| CN110964309A (en) | High-hardness sponge and processing technology thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20200421 |