CN110885420A - Foam filling agent capable of being rapidly cured in low-temperature environment - Google Patents
Foam filling agent capable of being rapidly cured in low-temperature environment Download PDFInfo
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- CN110885420A CN110885420A CN201911219017.5A CN201911219017A CN110885420A CN 110885420 A CN110885420 A CN 110885420A CN 201911219017 A CN201911219017 A CN 201911219017A CN 110885420 A CN110885420 A CN 110885420A
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- parts
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- foaming
- temperature environment
- polyurethane
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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
- C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
- C08G18/3855—Low-molecular-weight compounds having heteroatoms other than oxygen having sulfur
- C08G18/3876—Low-molecular-weight compounds having heteroatoms other than oxygen having sulfur containing mercapto 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
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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
- C08G18/6552—Compounds of group C08G18/63
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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
- C08J9/0019—Use of organic additives halogenated
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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
- C08G2101/00—Manufacture of cellular products
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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
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
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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)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a foam filling agent capable of being rapidly cured in a low-temperature environment, which is prepared from the following raw materials in parts by weight: the invention adopts olefin block copolymer, polyurethane, foaming agent, chlorinated paraffin, modified mercaptan curing agent, stabilizing agent, accelerating agent, coupling agent, catalyst, foaming auxiliary agent and halogen-free flame retardant, and adopts scientific formula olefin block copolymer, polyurethane, foaming agent, chlorinated paraffin, modified mercaptan curing agent, stabilizing agent and the like, and the foam filler with low-temperature environment fast curing is prepared by scientific component proportion and the preparation method of the invention.
Description
Technical Field
The invention relates to the field of foaming agents, in particular to a foam filling agent capable of being rapidly solidified in a low-temperature environment.
Background
The polyurethane FOAM filling agent is called single-component polyurethane FOAM joint mixture commonly called foaming agent, foaming glue and PU joint mixture, and the English PU FOAM is a product of cross combination of aerosol technology and polyurethane FOAM technology. The polyurethane foaming agent is a special polyurethane product which is filled with components such as polyurethane prepolymer, foaming agent, catalyst and the like in a pressure-resistant aerosol can. When the material is sprayed from the aerosol canister, the foamed polyurethane material expands rapidly and reacts with air or moisture in the contacted substrate to form a foam.
The curing efficiency of the existing foam filler under the low-temperature condition is low, and the whole foam filler is difficult to meet the filling operation under the low-temperature condition.
Disclosure of Invention
The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.
A foam filler capable of being rapidly cured in a low-temperature environment is composed of the following raw materials in parts by weight: 20-40 parts of olefin block copolymer, 50-80 parts of polyurethane, 20-50 parts of foaming agent, 5-25 parts of chlorinated paraffin, 15-20 parts of modified mercaptan curing agent, 0.1-2 parts of stabilizer, 0.5-10 parts of accelerator, 1-3 parts of coupling agent, 3-7 parts of catalyst, 5-10 parts of foaming auxiliary agent and 2-5 parts of halogen-free flame retardant.
As a further scheme of the invention: the foam filler capable of being rapidly cured in a low-temperature environment is prepared from the following raw materials in parts by weight: 20 parts of olefin block copolymer, 50 parts of polyurethane, 20 parts of foaming agent, 5 parts of chlorinated paraffin, 15 parts of modified mercaptan curing agent, 0.1 part of stabilizer, 0.5 part of accelerator, 1 part of coupling agent, 3 parts of catalyst, 5 parts of foaming auxiliary agent and 2 parts of halogen-free flame retardant.
As a further scheme of the invention: the foam filler capable of being rapidly cured in a low-temperature environment is prepared from the following raw materials in parts by weight: 40 parts of olefin block copolymer, 80 parts of polyurethane, 50 parts of foaming agent, 25 parts of chlorinated paraffin, 20 parts of modified mercaptan curing agent, 2 parts of stabilizing agent, 10 parts of accelerator, 3 parts of coupling agent, 7 parts of catalyst, 10 parts of foaming auxiliary agent and 5 parts of halogen-free flame retardant.
As a further scheme of the invention: the foam filler capable of being rapidly cured in a low-temperature environment is prepared from the following raw materials in parts by weight: 30 parts of olefin block copolymer, 60 parts of polyurethane, 30 parts of foaming agent, 20 parts of chlorinated paraffin, 16 parts of modified mercaptan curing agent, 1 part of stabilizer, 6 parts of accelerator, 2 parts of coupling agent, 5 parts of catalyst, 6 parts of foaming auxiliary agent and 3 parts of halogen-free flame retardant.
As a further scheme of the invention: the preparation method of the foam filler capable of being rapidly cured in a low-temperature environment specifically comprises the following steps,
s1, firstly, stirring, mixing and mixing an olefin block copolymer, polyurethane, a foaming agent, chlorinated paraffin and a modified mercaptan curing agent in proportion, then using an aerosol pipe device to fill the uniformly mixed materials into a premixing tank, pressing a top cover and a bottom cover, and shaking uniformly;
s2, weighing the stabilizer, the accelerator, the coupling agent, the catalyst, the foaming auxiliary agent and the halogen-free flame retardant, stirring, mixing and adding into a premixing tank to obtain the foaming filler.
The invention has the beneficial effects that: the invention adopts olefin block copolymer, polyurethane, foaming agent, chlorinated paraffin, modified mercaptan curing agent, stabilizing agent and the like with scientific formula, and prepares the foam filling agent with quick curing in low temperature environment through scientific component proportion and the preparation method of the invention.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
In embodiment 1 of the present invention, a foam filler capable of being rapidly cured in a low temperature environment is composed of the following raw materials in parts by weight: 20-40 parts of olefin block copolymer, 50-80 parts of polyurethane, 20-50 parts of foaming agent, 5-25 parts of chlorinated paraffin, 15-20 parts of modified mercaptan curing agent, 0.1-2 parts of stabilizer, 0.5-10 parts of accelerator, 1-3 parts of coupling agent, 3-7 parts of catalyst, 5-10 parts of foaming auxiliary agent and 2-5 parts of halogen-free flame retardant.
A preparation method of a foam filling agent capable of being rapidly solidified in a low-temperature environment specifically comprises the following steps,
s1, firstly, stirring, mixing and mixing an olefin block copolymer, polyurethane, a foaming agent, chlorinated paraffin and a modified mercaptan curing agent in proportion, then using an aerosol pipe device to fill the uniformly mixed materials into a premixing tank, pressing a top cover and a bottom cover, and shaking uniformly;
s2, weighing the stabilizer, the accelerator, the coupling agent, the catalyst, the foaming auxiliary agent and the halogen-free flame retardant, stirring, mixing and adding into a premixing tank to obtain the foaming filler.
In embodiment 2 of the present invention, a foam filler capable of being rapidly cured in a low temperature environment is composed of the following raw materials in parts by weight: 20 parts of olefin block copolymer, 50 parts of polyurethane, 20 parts of foaming agent, 5 parts of chlorinated paraffin, 15 parts of modified mercaptan curing agent, 0.1 part of stabilizer, 0.5 part of accelerator, 1 part of coupling agent, 3 parts of catalyst, 5 parts of foaming auxiliary agent and 2 parts of halogen-free flame retardant.
A preparation method of a foam filling agent capable of being rapidly solidified in a low-temperature environment specifically comprises the following steps,
s1, firstly, stirring, mixing and mixing an olefin block copolymer, polyurethane, a foaming agent, chlorinated paraffin and a modified mercaptan curing agent in proportion, then using an aerosol pipe device to fill the uniformly mixed materials into a premixing tank, pressing a top cover and a bottom cover, and shaking uniformly;
s2, weighing the stabilizer, the accelerator, the coupling agent, the catalyst, the foaming auxiliary agent and the halogen-free flame retardant, stirring, mixing and adding into a premixing tank to obtain the foaming filler.
In embodiment 3 of the present invention, a foam filler capable of being rapidly cured in a low temperature environment is composed of the following raw materials in parts by weight: 40 parts of olefin block copolymer, 80 parts of polyurethane, 50 parts of foaming agent, 25 parts of chlorinated paraffin, 20 parts of modified mercaptan curing agent, 2 parts of stabilizing agent, 10 parts of accelerator, 3 parts of coupling agent, 7 parts of catalyst, 10 parts of foaming auxiliary agent and 5 parts of halogen-free flame retardant.
A preparation method of a foam filling agent capable of being rapidly solidified in a low-temperature environment specifically comprises the following steps,
s1, firstly, stirring, mixing and mixing an olefin block copolymer, polyurethane, a foaming agent, chlorinated paraffin and a modified mercaptan curing agent in proportion, then using an aerosol pipe device to fill the uniformly mixed materials into a premixing tank, pressing a top cover and a bottom cover, and shaking uniformly;
s2, weighing the stabilizer, the accelerator, the coupling agent, the catalyst, the foaming auxiliary agent and the halogen-free flame retardant, stirring, mixing and adding into a premixing tank to obtain the foaming filler.
In embodiment 4 of the present invention, a foam filler capable of being rapidly cured in a low temperature environment is composed of the following raw materials in parts by weight: 30 parts of olefin block copolymer, 60 parts of polyurethane, 30 parts of foaming agent, 20 parts of chlorinated paraffin, 16 parts of modified mercaptan curing agent, 1 part of stabilizer, 6 parts of accelerator, 2 parts of coupling agent, 5 parts of catalyst, 6 parts of foaming auxiliary agent and 3 parts of halogen-free flame retardant.
A preparation method of a foam filling agent capable of being rapidly solidified in a low-temperature environment specifically comprises the following steps,
s1, firstly, stirring, mixing and mixing an olefin block copolymer, polyurethane, a foaming agent, chlorinated paraffin and a modified mercaptan curing agent in proportion, then using an aerosol pipe device to fill the uniformly mixed materials into a premixing tank, pressing a top cover and a bottom cover, and shaking uniformly;
s2, weighing the stabilizer, the accelerator, the coupling agent, the catalyst, the foaming auxiliary agent and the halogen-free flame retardant, stirring, mixing and adding into a premixing tank to obtain the foaming filler.
The invention adopts olefin block copolymer, polyurethane, foaming agent, chlorinated paraffin, modified mercaptan curing agent, stabilizing agent and the like with scientific formula, and prepares the foam filling agent with quick curing in low temperature environment through scientific component proportion and the preparation method of the invention.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (5)
1. The foam filler capable of being rapidly cured in a low-temperature environment is characterized by comprising the following raw materials in parts by weight: 20-40 parts of olefin block copolymer, 50-80 parts of polyurethane, 20-50 parts of foaming agent, 5-25 parts of chlorinated paraffin, 15-20 parts of modified mercaptan curing agent, 0.1-2 parts of stabilizer, 0.5-10 parts of accelerator, 1-3 parts of coupling agent, 3-7 parts of catalyst, 5-10 parts of foaming auxiliary agent and 2-5 parts of halogen-free flame retardant.
2. The foam filling agent capable of being rapidly cured in a low-temperature environment according to claim 1, which is prepared from the following raw materials in parts by weight: 20 parts of olefin block copolymer, 50 parts of polyurethane, 20 parts of foaming agent, 5 parts of chlorinated paraffin, 15 parts of modified mercaptan curing agent, 0.1 part of stabilizer, 0.5 part of accelerator, 1 part of coupling agent, 3 parts of catalyst, 5 parts of foaming auxiliary agent and 2 parts of halogen-free flame retardant.
3. The foam filling agent capable of being rapidly cured in a low-temperature environment according to claim 1, which is prepared from the following raw materials in parts by weight: 40 parts of olefin block copolymer, 80 parts of polyurethane, 50 parts of foaming agent, 25 parts of chlorinated paraffin, 20 parts of modified mercaptan curing agent, 2 parts of stabilizing agent, 10 parts of accelerator, 3 parts of coupling agent, 7 parts of catalyst, 10 parts of foaming auxiliary agent and 5 parts of halogen-free flame retardant.
4. The foam filling agent capable of being rapidly cured in a low-temperature environment according to claim 1, which is prepared from the following raw materials in parts by weight: 30 parts of olefin block copolymer, 60 parts of polyurethane, 30 parts of foaming agent, 20 parts of chlorinated paraffin, 16 parts of modified mercaptan curing agent, 1 part of stabilizer, 6 parts of accelerator, 2 parts of coupling agent, 5 parts of catalyst, 6 parts of foaming auxiliary agent and 3 parts of halogen-free flame retardant.
5. The method for preparing the foam filling agent capable of being rapidly cured in a low-temperature environment according to claim 1, comprising the following steps,
s1, firstly, stirring, mixing and mixing an olefin block copolymer, polyurethane, a foaming agent, chlorinated paraffin and a modified mercaptan curing agent in proportion, then using an aerosol pipe device to fill the uniformly mixed materials into a premixing tank, pressing a top cover and a bottom cover, and shaking uniformly;
s2, weighing the stabilizer, the accelerator, the coupling agent, the catalyst, the foaming auxiliary agent and the halogen-free flame retardant, stirring, mixing and adding into a premixing tank to obtain the foaming filler.
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101649037A (en) * | 2009-09-17 | 2010-02-17 | 南京大学 | Polybutadiene polyurethane (polyurethane-urea) containing polythiol |
CN101796091A (en) * | 2007-07-16 | 2010-08-04 | Sika技术股份公司 | Foam curable by heat |
CN105238028A (en) * | 2015-10-09 | 2016-01-13 | 滁州环球聚氨酯科技有限公司 | High-elasticity oil-resistant polyurethane foam gap filling material |
CN106280403A (en) * | 2016-08-12 | 2017-01-04 | 哥俩好(辽宁)新材料有限公司 | A kind of double component polyester foamed glue with flame-retarding characteristic and preparation method thereof |
CN106633813A (en) * | 2016-12-25 | 2017-05-10 | 苏州健能新材料科技有限公司 | Polyurethane foam caulking agent |
CN107312492A (en) * | 2017-06-30 | 2017-11-03 | 张家港康得新光电材料有限公司 | A kind of double solidification adhesives and adhesive tape |
CN108383965A (en) * | 2018-02-28 | 2018-08-10 | 未春玲 | A kind of foam filled dose of dual-component polyurethane and preparation method thereof |
CN108977145A (en) * | 2017-05-31 | 2018-12-11 | 烟台信友新材料股份有限公司 | A kind of high moisture-proof temperature curing epoxy low glue and preparation method thereof |
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-
2019
- 2019-12-03 CN CN201911219017.5A patent/CN110885420A/en active Pending
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CN101796091A (en) * | 2007-07-16 | 2010-08-04 | Sika技术股份公司 | Foam curable by heat |
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CN105238028A (en) * | 2015-10-09 | 2016-01-13 | 滁州环球聚氨酯科技有限公司 | High-elasticity oil-resistant polyurethane foam gap filling material |
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CN108977145A (en) * | 2017-05-31 | 2018-12-11 | 烟台信友新材料股份有限公司 | A kind of high moisture-proof temperature curing epoxy low glue and preparation method thereof |
CN107312492A (en) * | 2017-06-30 | 2017-11-03 | 张家港康得新光电材料有限公司 | A kind of double solidification adhesives and adhesive tape |
CN108383965A (en) * | 2018-02-28 | 2018-08-10 | 未春玲 | A kind of foam filled dose of dual-component polyurethane and preparation method thereof |
CN109486459A (en) * | 2018-10-29 | 2019-03-19 | 烟台信友新材料有限公司 | A kind of no xanthochromia, wet-heat resisting low-temperature setting adhesive and preparation method thereof |
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Title |
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成都科学技术大学等合编: "《高分子化学及物理学》", 28 February 1981, 轻工业出版社 * |
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Application publication date: 20200317 |