CN111978505A - Water-based light foaming material and production method thereof - Google Patents
Water-based light foaming material and production method thereof Download PDFInfo
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- CN111978505A CN111978505A CN202010960639.XA CN202010960639A CN111978505A CN 111978505 A CN111978505 A CN 111978505A CN 202010960639 A CN202010960639 A CN 202010960639A CN 111978505 A CN111978505 A CN 111978505A
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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
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
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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
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4244—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0023—Use of organic additives containing oxygen
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0028—Use of organic additives containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/06—Polyurethanes from polyesters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2401/02—Cellulose; Modified cellulose
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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)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Emergency Medicine (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention discloses a water-based light foaming material and a production method thereof, the water-based light foaming material comprises a base material and auxiliary materials, the weight ratio of the base material to the auxiliary materials is 1:1.3, the weight ratio of the base material to the auxiliary materials is 28-38% of chlorine-based resin, 30-42% of polyester polyether, 2-8% of high-activity cross-linking agent, 0.3-1.2% of silicone oil, 20-28% of nitrogen-phosphorus halogen-free flame retardant agent, 1-5% of catalyst, 1-5% of water, and the auxiliary materials are isocyanate and cellulose, the foaming material at the processing position of a formula using the chlorine-based resin as a main material has the characteristics of green environmental protection, the environment pollution caused by Freon can not be generated, a proper amount of cellulose is added into dressing, the characteristics of the cellulose are utilized, so that the hardness and the tensile resistance of the foaming material are higher when the foaming material is used after production, and the foaming material can not be damaged by tensile resistance when being pulled by external force in the, the performance of the use is improved.
Description
Technical Field
The invention belongs to the technical field related to water-based light foaming materials, and particularly relates to a water-based light foaming material and a production method thereof.
Background
The polyurethane foam plastic is prepared with polyether (or polyester polyol) and polyisocyanate as main material, and through mixing, stirring to produce chemical reaction, and may be divided into soft and hard foamed plastic products, which may be used widely as building material, furniture material, automobile material, etc. the foamed polyurethane plastic product has wide application range.
The prior water-based light foaming material technology has the following problems: the foam has low integral hardness, is easy to break, can be easily torn and damaged when receiving external force during use, and has low performance and limited application range.
Disclosure of Invention
The invention aims to provide a water-based light foaming material and a production method thereof, and aims to solve the problems that the foam provided by the background technology is low in overall hardness, easy to break, easy to tear and damage when external force is applied in use, low in performance and limited in application range.
In order to achieve the purpose, the invention provides the following technical scheme:
the water-based light foaming material comprises a base material and auxiliary materials, wherein the weight ratio of the base material to the auxiliary materials is 1:1.3, the base material comprises 28-38% of chlorine-based resin, 30-42% of polyester polyether, 2-8% of a high-activity cross-linking agent, 0.3-1.2% of silicone oil, 20-28% of a nitrogen-phosphorus halogen-free flame retardant, 1-5% of a catalyst and 1-5% of water, and the auxiliary materials comprise isocyanate and cellulose.
Preferably, the weight ratio of the base material to the auxiliary material is 1:1.3, and the base material comprises 30% of chlorine-based resin, 35% of polyester polyether, 5% of high-activity cross-linking agent, 1% of silicone oil, 25% of nitrogen-phosphorus halogen-free flame retardant, 1% of catalyst and 3% of water;
the silicone oil is methyl silicone oil, the nitrogen-phosphorus halogen-free flame retardant is composed of three parts, namely an acid source, a carbon source and a gas source, and the catalyst is a liquid catalyst.
The isocyanate and the cellulose are both in powder structures and are stored through a sealing structure.
The production method of the foaming material comprises the following steps:
the method comprises the following steps: selecting appropriate amount of chlorine-based resin, polyester polyether, high-activity cross-linking agent, silicone oil, nitrogen-phosphorus halogen-free flame retardant, catalyst, water, and auxiliary materials of isocyanate and cellulose in the base material for later use;
step two: cleaning a reaction kettle required by the reaction for later use;
step three: preparing the reaction kettle, and then sequentially adding the chlorine-based resin, the polyester polyether, the high-activity cross-linking agent and the silicone oil which are all components in the base material into the reaction kettle for reaction;
step four: heating the reaction kettle to ensure that the temperature is stabilized at 110 ℃, and heating for half an hour;
step five: cooling the reaction kettle after half an hour, sequentially adding the nitrogen-phosphorus halogen-free flame retardant, the catalyst and water along with the temperature reduction in the cooling process, wherein the adding process is carried out simultaneously along with stirring, and the adding temperature is respectively 70 ℃, 50 ℃ and 40 ℃;
step six: stopping stirring after the reaction kettle is cooled to normal temperature;
step seven: the reaction mixture, the auxiliary materials of isocyanate and cellulose are added into a specified injection molding machine, the models of the injection molding machine can be diversified according to different requirements, and foaming reaction hardening is carried out in the injection molding machine, so that the mixture is processed and molded through the injection molding machine.
Compared with the prior art, the invention provides a water-based light foaming material and a production method thereof, and the water-based light foaming material has the following beneficial effects:
the foaming material at the formula processing part adopting the chlorine-based resin as the main material has the characteristics of environmental protection, no Freon pollution to the environment is generated, a proper amount of cellulose is added into the dressing, and the characteristics of the cellulose are utilized, so that the hardness and the tensile resistance of the foaming material are higher when the foaming material is used after production, and therefore, the foaming material cannot be damaged by tension due to the tensile resistance of the foaming material when being pulled by external force in the later-stage actual use process, and the use performance of the foaming material is improved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that:
the water-based light foaming material comprises a base material and auxiliary materials, wherein the weight ratio of the base material to the auxiliary materials is 1:1.3, the base material comprises 28-38% of chlorine-based resin, 30-42% of polyester polyether, 2-8% of a high-activity cross-linking agent, 0.3-1.2% of silicone oil, 20-28% of a nitrogen-phosphorus halogen-free flame retardant, 1-5% of a catalyst and 1-5% of water, and the auxiliary materials comprise isocyanate and cellulose.
A water-based light foaming material adopts methyl silicone oil as silicone oil; the nitrogen-phosphorus halogen-free flame retardant consists of three parts, namely a carbon source (usually a polyhydroxy compound such as pentaerythritol), an acid source (such as ammonium polyphosphate (APP)) and a foaming agent (such as melamine), which form a carbon layer through interaction, wherein firstly, at a lower temperature (about 150 ℃, and the specific temperature depends on the properties of the acid source and other components), the acid source generates acid capable of esterifying polyol and serving as a dehydrating agent; secondly, at a temperature slightly higher than the temperature of releasing acid, the acid and the polyalcohol (carbon source) are subjected to esterification reaction, and amine in the system is used as a catalyst of the esterification reaction to accelerate the reaction; finally, the system is melted before or during the esterification reaction, the system in a molten state is expanded and foamed by water vapor generated in the reaction process and non-combustible gas generated by a gas source, meanwhile, polyhydric alcohol and ester are dehydrated and carbonized to form inorganic matters and carbon residues, the system is further expanded and foamed, and when the reaction is nearly finished, the system is gelled and solidified to finally form a porous foam carbon layer; the catalyst is a liquid catalyst; isocyanate and cellulose are both powder structures and are stored through a sealing structure.
The production method of the foaming material comprises the following steps:
the method comprises the following steps: selecting appropriate amount of chlorine-based resin, polyester polyether, high-activity cross-linking agent, silicone oil, nitrogen-phosphorus halogen-free flame retardant, catalyst, water, and auxiliary materials of isocyanate and cellulose in the base material for later use;
step two: cleaning a reaction kettle required by the reaction for later use;
step three: preparing the reaction kettle, and then sequentially adding the chlorine-based resin, the polyester polyether, the high-activity cross-linking agent and the silicone oil which are all components in the base material into the reaction kettle for reaction;
step four: heating the reaction kettle to ensure that the temperature is stabilized at 110 ℃, and heating for half an hour;
step five: cooling the reaction kettle after half an hour, sequentially adding the nitrogen-phosphorus halogen-free flame retardant, the catalyst and water along with the temperature reduction in the cooling process, wherein the adding process is carried out simultaneously along with stirring, and the adding temperature is respectively 70 ℃, 50 ℃ and 40 ℃;
step six: stopping stirring after the reaction kettle is cooled to normal temperature;
step seven: the reaction mixture, the auxiliary materials of isocyanate and cellulose are added into a specified injection molding machine, the models of the injection molding machine can be diversified according to different requirements, and foaming reaction hardening is carried out in the injection molding machine, so that the mixture is processed and molded through the injection molding machine.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A water-based light foaming material comprises a base material and auxiliary materials, and is characterized in that: the weight ratio of the base material to the auxiliary material is 1:1.3, the base material comprises 28-38% of chlorine-based resin, 30-42% of polyester polyether, 2-8% of high-activity cross-linking agent, 0.3-1.2% of silicone oil, 20-28% of nitrogen-phosphorus halogen-free flame retardant, 1-5% of catalyst, 1-5% of water and the auxiliary material is isocyanate and cellulose.
2. A water-based lightweight foam according to claim 1, wherein: the silicone oil is methyl silicone oil, the nitrogen-phosphorus halogen-free flame retardant is composed of three parts, namely an acid source, a carbon source and a gas source, and the catalyst is a liquid catalyst.
3. A water-based lightweight foam according to claim 1, wherein: the isocyanate and the cellulose are both in powder structures and are stored through a sealing structure.
4. A production method of a water-based light foaming material is characterized by comprising the following steps: the production method of the foaming material comprises the following steps:
the method comprises the following steps: selecting appropriate amount of chlorine-based resin, polyester polyether, high-activity cross-linking agent, silicone oil, nitrogen-phosphorus halogen-free flame retardant, catalyst, water, and auxiliary materials of isocyanate and cellulose in the base material for later use;
step two: cleaning a reaction kettle required by the reaction for later use;
step three: preparing the reaction kettle, and then sequentially adding the chlorine-based resin, the polyester polyether, the high-activity cross-linking agent and the silicone oil which are all components in the base material into the reaction kettle for reaction;
step four: heating the reaction kettle to ensure that the temperature is stabilized at 110 ℃, and heating for half an hour;
step five: cooling the reaction kettle after half an hour, sequentially adding the nitrogen-phosphorus halogen-free flame retardant, the catalyst and water along with the temperature reduction in the cooling process, wherein the adding process is carried out simultaneously along with stirring, and the adding temperature is respectively 70 ℃, 50 ℃ and 40 ℃;
step six: stopping stirring after the reaction kettle is cooled to normal temperature;
step seven: the reaction mixture, the auxiliary materials of isocyanate and cellulose are added into a specified injection molding machine, the models of the injection molding machine can be diversified according to different requirements, and foaming reaction hardening is carried out in the injection molding machine, so that the mixture is processed and molded through the injection molding machine.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010960639.XA CN111978505A (en) | 2020-09-14 | 2020-09-14 | Water-based light foaming material and production method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010960639.XA CN111978505A (en) | 2020-09-14 | 2020-09-14 | Water-based light foaming material and production method thereof |
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| CN111978505A true CN111978505A (en) | 2020-11-24 |
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| CN202010960639.XA Pending CN111978505A (en) | 2020-09-14 | 2020-09-14 | Water-based light foaming material and production method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115196916A (en) * | 2022-07-05 | 2022-10-18 | 江苏金宇防腐科技有限公司 | Anticorrosive light foamed building decorative material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103694438A (en) * | 2013-12-10 | 2014-04-02 | 华南理工大学 | Halogen-free flame-retardant rigid polyurethane foamed plastic and preparation method for same |
| CN106117491A (en) * | 2016-07-25 | 2016-11-16 | 重庆钱珑新科技有限公司 | Complete water base organic foam material of polyurethane and preparation method thereof |
| JP2020061435A (en) * | 2018-10-09 | 2020-04-16 | 日東シンコー株式会社 | Insulation heat radiation sheet with release sheet |
-
2020
- 2020-09-14 CN CN202010960639.XA patent/CN111978505A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103694438A (en) * | 2013-12-10 | 2014-04-02 | 华南理工大学 | Halogen-free flame-retardant rigid polyurethane foamed plastic and preparation method for same |
| CN106117491A (en) * | 2016-07-25 | 2016-11-16 | 重庆钱珑新科技有限公司 | Complete water base organic foam material of polyurethane and preparation method thereof |
| JP2020061435A (en) * | 2018-10-09 | 2020-04-16 | 日東シンコー株式会社 | Insulation heat radiation sheet with release sheet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115196916A (en) * | 2022-07-05 | 2022-10-18 | 江苏金宇防腐科技有限公司 | Anticorrosive light foamed building decorative material and preparation method thereof |
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Application publication date: 20201124 |