CN106008883A - Preparation method of polyurethane foam - Google Patents
Preparation method of polyurethane foam Download PDFInfo
- Publication number
- CN106008883A CN106008883A CN201610497859.7A CN201610497859A CN106008883A CN 106008883 A CN106008883 A CN 106008883A CN 201610497859 A CN201610497859 A CN 201610497859A CN 106008883 A CN106008883 A CN 106008883A
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- Prior art keywords
- calcium carbonate
- parts
- foam
- polyurethane foam
- nano
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Classifications
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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
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
-
- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
- C08K2201/011—Nanostructured additives
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)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a preparation method of polyurethane foam. The method comprises the following steps: by using nano calcium carbonate, a silane coupling agent, polyether glycol, a foam stabilizer, water, triethylenediamine, tin dibutyl dilaurate and toluene diisocyanate as raw materials, introducing the silane coupling agent to carry out activation modification treatment on the nano activated calcium carbonate, and carrying out foaming reaction on the toluene diisocyanate and modified nano calcium carbonate in a reaction kettle to prepare the polyurethane flexible foam. The polyurethane foam prepared by the method can enhance the oil absorbency and reusability of oil products. The modified nano calcium carbonate can perform a reinforcing function on the polyurethane flexible foam, so that the oil absorbency is not obviously lowered after 1000 times of repeated use.
Description
Technical field
The present invention relates to polyurethane foam production processing technique field, particularly relate to a kind of poly-ammonia
The preparation method of ester foam.
Background technology
Traditional oil absorption material is (such as corn straw, non-woven fleece, bombax cotton, Vermiculitum, swollen
Swollen graphite, zeolite etc.) rely primarily on physisorption oil is adsorbed in material surface, performance
Go out that oil suction multiplying power is less, oil-water selectivity is the highest, Oil keeping difference and being not easily recycled again after oil suction
With etc. shortcoming, it is impossible to meet waste oil and reclaim and the requirement of environmental improvement.Polyurethane foam material has
Have light weight can the floating water surface, can foam-in-place, swelling rate be fast and the feature such as easy recovery,
In terms of the oil pollution of fast water treatment face, there is higher using value.
Summary of the invention
The present invention provides the preparation method of a kind of polyurethane foam, the method with nano-calcium carbonate,
Silane coupler, polyether polyol, foam stabiliser, water, triethylene diamine, dibutyl two
Tin laurate, toluene di-isocyanate(TDI) are raw material, by introducing silane coupler to nano active
After calcium carbonate carries out activation modification process, toluene di-isocyanate(TDI), modified nano calcium carbonate is made to exist
Reactor carries out foamable reaction, prepares polyurethane flexible foam.
For achieving the above object, the technical solution used in the present invention is:
The preparation method of a kind of polyurethane foam, comprises the following steps:
S1, choose according to mass parts nano-calcium carbonate 100-120 part, silane coupler 1-2 part,
Polyether polyol 40-50 part, foam stabiliser 10-20 part, water 40-60 part, triethylene two
Amine 2-5 part, dibutyl tin dilaurate 2-5 part, toluene di-isocyanate(TDI) 200-240 part;
S2, by nano-calcium carbonate after 100 DEG C of drying in oven 3-4 hour, join at a high speed
In blender, add silane coupler stirring reaction 15-20 minute, in oven temperature control
Make and dry 2 hours at 80 DEG C, obtain modified nano calcium carbonate;
S3, by polyether polyol, foam stabiliser, water, triethylene diamine and dibutyl tin
Cinnamic acid stannum is added sequentially in reactor, and reactor control reaction temperature, at 25-35 DEG C, is reacted
5-10 minute, and be stirred continuously;
S4, stir after, add in reactor the modified nano calcium carbonate that obtains of S2 and
Toluene diisocyanate carries out foamable reaction 20-30 minute, continues stirring, system in reactor
When turning white and no longer have bubble formation, foamable reaction terminates;
S5, the foam foamed in S4 is placed in ripening 30-40 minute in the baking oven of 100 DEG C,
Take out cooling, obtain modified polyurethane foam.
Further, nano-calcium carbonate 110 parts in described S1, silane coupler 1.5 parts,
Polyether polyol 45 parts, foam stabiliser 15 parts, 50 parts of water, triethylene diamine 3 parts,
Dibutyl tin dilaurate 4 parts, toluene di-isocyanate(TDI) 220 parts.
Further, in described S1, nano-calcium carbonate particle diameter is 15-40nm.
Further, in described S1, silane coupler is Silane coupling reagent KH-570.
Further, in described S1, polyether polyol is polyether polyol PPO330.
Beneficial effects of the present invention: the preparation method of a kind of polyurethane foam, the method is with nanometer
Calcium carbonate, silane coupler, polyether polyol, foam stabiliser, water, triethylene diamine,
Dibutyl tin dilaurate, toluene di-isocyanate(TDI) are raw material, by introducing silane coupler pair
After nm-class active calcium carbonate carries out activation modification process, make toluene di-isocyanate(TDI), modified Nano
Calcium carbonate carries out foamable reaction in a kettle., prepares polyurethane flexible foam;The party's legal system
Standby polyurethane foam, oil absorbency and repeat performance to different oil products are carried
High;Polyurethane flexible foam can be played strengthening action, Reusability by modified nano calcium carbonate
After 1000 times, oil absorbency is without substantially reducing.
Detailed description of the invention
Embodiment 1
The preparation method of a kind of polyurethane foam, comprises the following steps:
S1, choose nano-calcium carbonate 100 parts, silane coupler 1 part, polyethers according to mass parts
Polyhydric alcohol 40 parts, foam stabiliser 10 parts, 40 parts of water, triethylene diamine 2 parts, two fourths
2 parts of base tin dilaurate stannum, toluene di-isocyanate(TDI) 200 parts;Nano-calcium carbonate particle diameter is
15-40nm;Silane coupler is Silane coupling reagent KH-570;Polyether polyol is polyether polyols
Alcohol PPO330;
S2, by nano-calcium carbonate after 100 DEG C of drying in oven 3 hours, join high-speed stirring
Mix in machine, add silane coupler stirring reaction 15 minutes, control at oven temperature
Dry 2 hours, obtain modified nano calcium carbonate for 80 DEG C;
S3, by polyether polyol, foam stabiliser, water, triethylene diamine and dibutyl tin
Cinnamic acid stannum is added sequentially in reactor, and reactor control reaction temperature, at 25 DEG C, reacts 5
Minute, and be stirred continuously;
S4, stir after, add in reactor the modified nano calcium carbonate that obtains of S2 and
Toluene diisocyanate carries out foamable reaction 20 minutes, continues stirring, and in reactor, system is sent out
When Pseudobulbus Bletillae (Rhizoma Bletillae) no longer has bubble formation, foamable reaction terminates;
S5, the foam foamed in S4 is placed in ripening 30 minutes in the baking oven of 100 DEG C, takes
Go out cooling, obtain modified polyurethane foam.
Embodiment 2
The preparation method of a kind of polyurethane foam, comprises the following steps:
S1, choose nano-calcium carbonate 120 parts, silane coupler 2 parts, polyethers according to mass parts
Polyhydric alcohol 50 parts, foam stabiliser 20 parts, 60 parts of water, triethylene diamine 5 parts, two fourths
5 parts of base tin dilaurate stannum, toluene di-isocyanate(TDI) 240 parts;Nano-calcium carbonate particle diameter is
15-40nm;Silane coupler is Silane coupling reagent KH-570;Polyether polyol is polyether polyols
Alcohol PPO330;
S2, by nano-calcium carbonate after 100 DEG C of drying in oven 4 hours, join high-speed stirring
Mix in machine, add silane coupler stirring reaction 20 minutes, control at oven temperature
Dry 2 hours, obtain modified nano calcium carbonate for 80 DEG C;
S3, by polyether polyol, foam stabiliser, water, triethylene diamine and dibutyl tin
Cinnamic acid stannum is added sequentially in reactor, and reactor control reaction temperature, at 35 DEG C, reacts 10
Minute, and be stirred continuously;
S4, stir after, add in reactor the modified nano calcium carbonate that obtains of S2 and
Toluene diisocyanate carries out foamable reaction 30 minutes, continues stirring, and in reactor, system is sent out
When Pseudobulbus Bletillae (Rhizoma Bletillae) no longer has bubble formation, foamable reaction terminates;
S5, the foam foamed in S4 is placed in ripening 40 minutes in the baking oven of 100 DEG C, takes
Go out cooling, obtain modified polyurethane foam.
Embodiment 3
The preparation method of a kind of polyurethane foam, comprises the following steps:
S1, choose nano-calcium carbonate 110 parts, silane coupler 1.5 parts, poly-according to mass parts
Ethoxylated polyhydric alcohol 45 parts, foam stabiliser 15 parts, 50 parts of water, triethylene diamine 3 parts, two
4 parts of butyl tin dilaurate stannum, toluene di-isocyanate(TDI) 220 parts;Nano-calcium carbonate particle diameter is
15-40nm;Silane coupler is Silane coupling reagent KH-570;Polyether polyol is polyether polyols
Alcohol PPO330;
S2, by nano-calcium carbonate after 100 DEG C of drying in oven 3.5 hours, join at a high speed
In blender, add silane coupler stirring reaction 18 minutes, in oven temperature control
Dry 2 hours at 80 DEG C, obtain modified nano calcium carbonate;
S3, by polyether polyol, foam stabiliser, water, triethylene diamine and dibutyl tin
Cinnamic acid stannum is added sequentially in reactor, and reactor control reaction temperature, at 30 DEG C, reacts 8
Minute, and be stirred continuously;
S4, stir after, add in reactor the modified nano calcium carbonate that obtains of S2 and
Toluene diisocyanate carries out foamable reaction 25 minutes, continues stirring, and in reactor, system is sent out
When Pseudobulbus Bletillae (Rhizoma Bletillae) no longer has bubble formation, foamable reaction terminates;
S5, the foam foamed in S4 is placed in ripening 35 minutes in the baking oven of 100 DEG C, takes
Go out cooling, obtain modified polyurethane foam.
The preparation method of polyurethane foam of the present invention, the method is with nano-calcium carbonate, silane coupled
Agent, polyether polyol, foam stabiliser, water, triethylene diamine, dibutyl tin dilaurate,
Toluene di-isocyanate(TDI) is raw material, carries out nm-class active calcium carbonate by introducing silane coupler
After activation modification processes, toluene di-isocyanate(TDI), modified nano calcium carbonate is made to enter in a kettle.
Row foamable reaction, prepares polyurethane flexible foam;Polyurethane foam prepared by the method is right
Oil absorbency and the repeat performance of different oil products are improved;Modified nano calcium carbonate energy
Enough polyurethane flexible foam is played strengthening action, after Reusability 1000 times, oil absorbency
Without substantially reducing.
Embodiment described above is only to be described the preferred embodiment of the present invention, and
Non-the spirit and scope of the present invention are defined.In the premise without departing from design concept of the present invention
Under, various modification that technical scheme is made by this area ordinary person and improvement, all
Protection scope of the present invention should be dropped into.
Claims (5)
1. the preparation method of a polyurethane foam, it is characterised in that: comprise the following steps:
S1, choose according to mass parts nano-calcium carbonate 100-120 part, silane coupler 1-2 part,
Polyether polyol 40-50 part, foam stabiliser 10-20 part, water 40-60 part, triethylene two
Amine 2-5 part, dibutyl tin dilaurate 2-5 part, toluene di-isocyanate(TDI) 200-240 part;
S2, by nano-calcium carbonate after 100 DEG C of drying in oven 3-4 hour, join at a high speed
In blender, add silane coupler stirring reaction 15-20 minute, in oven temperature control
Make and dry 2 hours at 80 DEG C, obtain modified nano calcium carbonate;
S3, by polyether polyol, foam stabiliser, water, triethylene diamine and dibutyl tin
Cinnamic acid stannum is added sequentially in reactor, and reactor control reaction temperature, at 25-35 DEG C, is reacted
5-10 minute, and be stirred continuously;
S4, stir after, add in reactor the modified nano calcium carbonate that obtains of S2 and
Toluene diisocyanate carries out foamable reaction 20-30 minute, continues stirring, system in reactor
When turning white and no longer have bubble formation, foamable reaction terminates;
S5, the foam foamed in S4 is placed in ripening 30-40 minute in the baking oven of 100 DEG C,
Take out cooling, obtain modified polyurethane foam.
The preparation method of a kind of polyurethane foam the most as claimed in claim 1, its feature exists
In: nano-calcium carbonate 110 parts, silane coupler 1.5 parts, polyether polyol in described S1
45 parts, foam stabiliser 15 parts, 50 parts of water, triethylene diamine 3 parts, dibutyl tin
4 parts of cinnamic acid stannum, toluene di-isocyanate(TDI) 220 parts.
The preparation method of a kind of polyurethane foam the most as claimed in claim 1, its feature exists
In: in described S1, nano-calcium carbonate particle diameter is 15-40nm.
The preparation method of a kind of polyurethane foam the most as claimed in claim 1, its feature exists
In: in described S1, silane coupler is Silane coupling reagent KH-570.
The preparation method of a kind of polyurethane foam the most as claimed in claim 1, its feature exists
In: in described S1, polyether polyol is polyether polyol PPO330.
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CN201610497859.7A CN106008883A (en) | 2016-06-28 | 2016-06-28 | Preparation method of polyurethane foam |
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CN201610497859.7A CN106008883A (en) | 2016-06-28 | 2016-06-28 | Preparation method of polyurethane foam |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106589299A (en) * | 2016-11-30 | 2017-04-26 | 郝静 | High-oil-absorbing foam and preparation method thereof |
CN106589282A (en) * | 2016-11-11 | 2017-04-26 | 江苏大学 | Preparation method and applications of Mg/Al/C fiber-polyurethane foamed material |
CN108610464A (en) * | 2018-05-22 | 2018-10-02 | 广汉市新鸿海绵有限公司 | A kind of dedicated high rigidity shaping sponge of sofa and preparation method thereof |
CN109593347A (en) * | 2017-09-30 | 2019-04-09 | 江苏瑞丰科技实业有限公司 | A kind of smoke exhaust ventilator high power oil absorptive function material |
CN111530435A (en) * | 2020-05-22 | 2020-08-14 | 西南科技大学 | Polyurethane soft foam adsorption material internally wrapped with chrysotile nanotubes and preparation method thereof |
CN112574551A (en) * | 2019-09-27 | 2021-03-30 | 常州碳酸钙有限公司 | Modified nano calcium carbonate-polyurethane-polyamide foam and preparation method thereof |
CN115215987A (en) * | 2022-08-22 | 2022-10-21 | 安徽大学 | High-solid-content nano calcium carbonate composite polyurethane foam and preparation method thereof |
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CN1244543A (en) * | 1998-08-12 | 2000-02-16 | 天津石油化工公司研究所 | Preparation of high-density super soft foamed polyurethane |
CN1406258A (en) * | 2000-12-27 | 2003-03-26 | 世界财产股份有限公司 | Polyurethane foams and method of manu facture thereof |
CN103059252A (en) * | 2013-01-22 | 2013-04-24 | 南京工业大学 | Hydrophobic high-oil-absorption soft polyurethane foam material and preparation method thereof |
CN104497267A (en) * | 2014-12-28 | 2015-04-08 | 甘肃银光聚银化工有限公司 | High-resilience foam |
CN105504210A (en) * | 2016-01-07 | 2016-04-20 | 甘肃银光聚银化工有限公司 | Preparing method of super-soft polyurethane flexible foam |
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2016
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1244543A (en) * | 1998-08-12 | 2000-02-16 | 天津石油化工公司研究所 | Preparation of high-density super soft foamed polyurethane |
CN1406258A (en) * | 2000-12-27 | 2003-03-26 | 世界财产股份有限公司 | Polyurethane foams and method of manu facture thereof |
CN103059252A (en) * | 2013-01-22 | 2013-04-24 | 南京工业大学 | Hydrophobic high-oil-absorption soft polyurethane foam material and preparation method thereof |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106589282A (en) * | 2016-11-11 | 2017-04-26 | 江苏大学 | Preparation method and applications of Mg/Al/C fiber-polyurethane foamed material |
CN106589282B (en) * | 2016-11-11 | 2019-03-05 | 江苏大学 | A kind of preparation method and applications of Mg/Al/C fiber-polyurethane foam material |
CN106589299A (en) * | 2016-11-30 | 2017-04-26 | 郝静 | High-oil-absorbing foam and preparation method thereof |
CN109593347A (en) * | 2017-09-30 | 2019-04-09 | 江苏瑞丰科技实业有限公司 | A kind of smoke exhaust ventilator high power oil absorptive function material |
CN108610464A (en) * | 2018-05-22 | 2018-10-02 | 广汉市新鸿海绵有限公司 | A kind of dedicated high rigidity shaping sponge of sofa and preparation method thereof |
CN112574551A (en) * | 2019-09-27 | 2021-03-30 | 常州碳酸钙有限公司 | Modified nano calcium carbonate-polyurethane-polyamide foam and preparation method thereof |
CN111530435A (en) * | 2020-05-22 | 2020-08-14 | 西南科技大学 | Polyurethane soft foam adsorption material internally wrapped with chrysotile nanotubes and preparation method thereof |
CN111530435B (en) * | 2020-05-22 | 2022-04-22 | 西南科技大学 | Polyurethane soft foam adsorption material internally wrapped with chrysotile nanotubes and preparation method thereof |
CN115215987A (en) * | 2022-08-22 | 2022-10-21 | 安徽大学 | High-solid-content nano calcium carbonate composite polyurethane foam and preparation method thereof |
CN115215987B (en) * | 2022-08-22 | 2024-01-23 | 安徽大学 | High-solid-content nano calcium carbonate composite polyurethane foam and preparation method thereof |
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Application publication date: 20161012 |