CN105837775A - Environment-friendly catalyst and preparation method thereof - Google Patents

Environment-friendly catalyst and preparation method thereof Download PDF

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Publication number
CN105837775A
CN105837775A CN201610165789.5A CN201610165789A CN105837775A CN 105837775 A CN105837775 A CN 105837775A CN 201610165789 A CN201610165789 A CN 201610165789A CN 105837775 A CN105837775 A CN 105837775A
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CN
China
Prior art keywords
environment
catalyst
polyurethane
solvent naphtha
content
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Pending
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CN201610165789.5A
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Chinese (zh)
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赵洪枝
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Individual
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Priority to CN201610165789.5A priority Critical patent/CN105837775A/en
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/16Catalysts
    • C08G18/22Catalysts containing metal compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/16Catalysts
    • C08G18/22Catalysts containing metal compounds
    • C08G18/222Catalysts containing metal compounds metal compounds not provided for in groups C08G18/225 - C08G18/26
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/16Catalysts
    • C08G18/22Catalysts containing metal compounds
    • C08G18/227Catalysts containing metal compounds of antimony, bismuth or arsenic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09FNATURAL RESINS; FRENCH POLISH; DRYING-OILS; DRIERS (SICCATIVES); TURPENTINE
    • C09F9/00Compounds to be used as driers (siccatives)

Abstract

The invention discloses a preparation method of an environment-friendly catalyst. The method includes: reacting isocaprylic acid, bismuth oxide and solvent oil to obtain a solution, reacting isocaprylic acid, zinc oxide and solvent oil to obtain a solution, and mixing the obtained solutions to obtain a finished product. On the other hand, the invention also provides an environment-friendly catalyst, which comprises the following effective components: 20% of bismuth isocaprylate and 10% of zinc isocaprylate. The catalyst provided by the invention is environment-friendly, can completely replace lead mercury and tin catalysts that are currently abolished by legislation, has fast reaction speed when applied to polyurethane elastomers, and can significantly reduce bubbles of the product, combined use of bismuth and zinc can reach a synergistic effect, so that the formula and production can be more flexible, energy consumption is reduced, the profit can be increased, and therefore the environment-friendly catalyst provided by the invention is very suitable for application as a drier in polyurethane coating, medical polyurethane elastomer, polyurethane leather, polyurethane adhesive, polyurethane rubber, PU resin slurry, water-based paint industries and other fields.

Description

A kind of environment-friendly type catalyst and preparation method thereof
Technical field
The present invention relates to a kind of environment-friendly type catalyst and preparation method thereof, relate to fine chemistry industry neck Territory.
Background technology
In polyurethane elastomer synthesizes, in order to add the speed of fast response, reach quick-setting Purpose, generally requires addition catalyst, and conventional catalyst has amine and organotin, Organic leadP With organic mercury class catalyst.These catalyst can remain the most in the product.There is research Show that amines catalyst has potential carcinogenic danger;Organotin, lead, hydrargyrum class heavy metal catalyst Not only result in environmental pollution, can also result in organism deformity and chronic poisoning, be therefore not suitable for For preparing medical polyurethane material and daily polyurethane material.
It addition, traditional catalyst production process needs precipitated by the liquid form product reflected And discharge waste water, the heavy metal contained in waste water also can be to environment.
Such catalyst has been listed in by developed countries such as European Union at present and has been prohibitted the use of list.In State, along with people are to healthy and the attention of environment, gradually decreases or even thoroughly abolishes this kind of poisonous Detrimental catalytic agent is also trend of the times.
Summary of the invention
Present invention aim to overcome that above-mentioned the deficiencies in the prior art, it is provided that a kind of environment-friendly type catalysis Agent and preparation method thereof, it is possible to replace the heavy metals such as lead completely and act in the catalyst, and produce During there is no discharge of wastewater, more clean environment firendly.
One aspect of the present invention provides the preparation method of a kind of environment-friendly type catalyst, including following step Rapid:
A. isooctyl acid and bismuth oxide and solvent naphtha are mixed with the ratio of 3: 1: 2 and react, instead Answering temperature is 100 DEG C~160 DEG C, and the response time is 5 hours, is dehydrated to 130 DEG C after having reacted, It is filtrated to get light yellow or water white viscous liquid product.
B. isooctyl acid and zinc oxide and solvent naphtha are mixed with the ratio of 4: 1: 5 and react, instead Answering temperature is 75 DEG C~130 DEG C, and the response time is 1.5 hours, is dehydrated to 115 DEG C after having reacted Obtain liquid form product.
C. the liquid that the liquid form product obtained after step A being reacted obtains after reacting with step B Product mixes with the ratio of 1: 9 or 1: 4, obtains finished product.
Further, described solvent naphtha is Porous deproteinized bone D60 solvent naphtha.
Another aspect of the present invention provides a kind of environment-friendly type catalyst, effective one-tenth of described catalyst Being divided into: isooctyl acid bi content is 20%~21%, zinc Isoocatanoate content is 10%~11%, above Content is ion concentration percentage ratio.
Further, the effective ingredient of described catalyst is: isooctyl acid bi content is 20%, different Zinc octoate content is 10%, and above content is ion concentration percentage ratio.
Further, the solvent naphtha that described catalyst uses is Porous deproteinized bone D60 solvent naphtha.
The invention has the beneficial effects as follows:
The present invention is applied in polyurethane elastomer, and bismuth compound is more resistance to than tin compound has Hydrolytic stability, it is possible to the bubble substantially lowering product produces, it is possible to increase substantially reaction Speed.Its reaction mechanism and organic tin have obvious difference, it can promote-NCO and -OH reacts and avoids the side reaction of-NCO base, such as in aqueous polyurethane dispersion liquid, Reduce the side reaction of water and-NCO base;In one-component system, bismuth catalyst usually can be Discharged rather than promote the reaction of-NCO and water by the amine of water shielding, water can be reduced The impact reacted with-NCO base (particularly in one-step method system, can reduce the life of CO2 Produce).
The bismuth zinc of the present invention has been applied in combination synergy so that formula and production are more flexible, fall Low energy consumption, improve profit, be highly suitable as polyurethane coating, medical Polyurethane Elastomer, Polyurethane leather, polyurethane binder, polyurethane rubber, PU resin slurry, water paint The drier of industry field etc..
It addition, the present invention is also equipped with advantages below:
1. safety and environmental protection, may replace lead hydrargyrum and the tin catalyst abolished by legislation.
2. there is more preferable stability to hydrolysis resistance, reduce the selectivity reacted with water, in water system PU In dispersion liquid, reduce the side reaction of water and NCO base.
3. promote NCO/OH reaction, it is to avoid NCO side reaction, reduce the generation of CO2.
4. in one-component system, being freed by the amine of water shielding rather than promoting NCO Reaction with water.
5. in the present invention step A obtain isooctyl acid bismuth can be used alone, with amine or other Organo-metallic compound with the use of.
Detailed description of the invention
Below by embodiment, technical scheme is described in further detail.
The step that is embodied as of the present invention is:
A. isooctyl acid is mixed with the ratio of 3: 1: 2 with Porous deproteinized bone D60 solvent naphtha with bismuth oxide Reacting, reaction temperature is 100 DEG C~160 DEG C (optimal reaction temperature is 120 DEG C~140 DEG C), Response time is 5 hours, is dehydrated to 130 DEG C, is filtrated to get light yellow or water after having reacted Thick white liquid form product, after this filtration is primarily to filter in bismuth oxide raw material impurity reaction The product obtained.
B. isooctyl acid is mixed with the ratio of 4: 1: 5 with Porous deproteinized bone D60 solvent naphtha with zinc oxide Reacting, reaction temperature is 75 DEG C~130 DEG C (optimal reaction temperature is 85 DEG C~115 DEG C), Response time is 1.5 hours, is dehydrated to 115 DEG C and obtains liquid form product after having reacted.
C. the liquid that the liquid form product obtained after step A being reacted obtains after reacting with step B Product mixes with the ratio of 1: 4, obtains finished product.
Another aspect of the present invention provides a kind of environment-friendly type catalyst, effective one-tenth of described catalyst Being divided into: isooctyl acid bi content is 20%, zinc Isoocatanoate content is 10%, and above content is Ion concentration percentage ratio, the solvent naphtha that described catalyst uses is Porous deproteinized bone D60 solvent naphtha.
Further, the raw materials for production of environment-friendly type catalyst of the present invention consist of: isooctyl acid 46 Part, bismuth oxide 2 parts, zinc oxide 11 parts and solvent naphtha 48 parts, above each component is by weight Proportioning, can be prepared by finished product by aforementioned production method.
Wherein, the raw material information that present invention production is used is as follows:
Isooctyl acid, purity 99%, manufacturer: Oxea company of Germany;
Bismuth oxide, purity 99%, manufacturer: Hunan Jin Taibi industry company limited;
Zinc oxide, purity 99%, manufacturer: Cangzhou Jie Weixin industry company limited;
Porous deproteinized bone D60 solvent naphtha, Exxon Mobil Corporation of manufacturer.
It addition, the using method of environment-friendly type catalyst of the present invention is as follows: first by the present invention before use Stir, expect in vain in plastic cement total amount 1%~4% ratio add.
It addition, the isooctyl acid bismuth solution of the present invention to be used alone method as follows:
Coating: in less than coating alkyd resin gross weight 3% ratio add;
Polyurethane resin: add in the 1 of polyurethane resin gross weight~the ratio of 2%;
The materials such as leather, glue, ink, water paint regard product concrete condition and add.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, Should be included within the scope of the present invention.

Claims (5)

1. the preparation method of an environment-friendly type catalyst, it is characterised in that comprise the steps:
A. isooctyl acid and bismuth oxide and solvent naphtha are mixed with the ratio of 3: 1: 2 and react, instead Answering temperature is 100 DEG C~160 DEG C, and the response time is 5 hours, is dehydrated to 130 DEG C after having reacted, It is filtrated to get light yellow or water white viscous liquid product.
B. isooctyl acid and zinc oxide and solvent naphtha are mixed with the ratio of 4: 1: 5 and react, instead Answering temperature is 75 DEG C~130 DEG C, and the response time is 1.5 hours, is dehydrated to 115 DEG C after having reacted Obtain liquid form product.
C. the liquid that the liquid form product obtained after step A being reacted obtains after reacting with step B Product mixes with the ratio of 1: 9 or 1: 4, obtains finished product.
The preparation method of a kind of environment-friendly type catalyst the most according to claim 1, it is special Levy and be: described solvent naphtha is Porous deproteinized bone D60 solvent naphtha.
3. an environment-friendly type catalyst, it is characterised in that
The effective ingredient of described catalyst is: isooctyl acid bi content is 20%~21%, isooctyl acid Zn content is 10%~11%, and above content is ion concentration percentage ratio.
A kind of environment-friendly type catalyst the most according to claim 3, it is characterised in that
The effective ingredient of described catalyst is: isooctyl acid bi content is 20%, zinc Isoocatanoate content Being 10%, above content is ion concentration percentage ratio.
A kind of environment-friendly type catalyst the most according to claim 3, it is characterised in that institute The solvent naphtha stating catalyst use is Porous deproteinized bone D60 solvent naphtha.
CN201610165789.5A 2016-03-23 2016-03-23 Environment-friendly catalyst and preparation method thereof Pending CN105837775A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109485881A (en) * 2018-09-30 2019-03-19 山东诺威聚氨酯股份有限公司 A kind of high-strength electronic protection takes TPU film material and preparation method thereof
CN111484047A (en) * 2020-04-20 2020-08-04 黑龙江大学 Preparation method and application of environment-friendly concrete surface anti-freezing coating
CN111484802A (en) * 2020-05-25 2020-08-04 郑州中岳高新材料有限公司 Preparation method of low-cost efficient drier
CN112898519A (en) * 2021-02-18 2021-06-04 南通诺世环保科技有限公司 Synthesis process of polyurethane environment-friendly catalyst with stretch-resistant function for clothing
CN113024373A (en) * 2021-03-12 2021-06-25 湖南柿竹园有色金属有限责任公司 Production method of catalyst bismuth octoate for synthesizing polyurethane material
CN116655873A (en) * 2023-07-28 2023-08-29 山东一诺威聚氨酯股份有限公司 Combined material for manufacturing pipeline cleaning head and preparation method thereof

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109485881A (en) * 2018-09-30 2019-03-19 山东诺威聚氨酯股份有限公司 A kind of high-strength electronic protection takes TPU film material and preparation method thereof
CN109485881B (en) * 2018-09-30 2021-04-16 山东一诺威聚氨酯股份有限公司 TPU (thermoplastic polyurethane) film material for high-strength electronic protective clothing and preparation method thereof
CN111484047A (en) * 2020-04-20 2020-08-04 黑龙江大学 Preparation method and application of environment-friendly concrete surface anti-freezing coating
CN111484802A (en) * 2020-05-25 2020-08-04 郑州中岳高新材料有限公司 Preparation method of low-cost efficient drier
CN112898519A (en) * 2021-02-18 2021-06-04 南通诺世环保科技有限公司 Synthesis process of polyurethane environment-friendly catalyst with stretch-resistant function for clothing
CN113024373A (en) * 2021-03-12 2021-06-25 湖南柿竹园有色金属有限责任公司 Production method of catalyst bismuth octoate for synthesizing polyurethane material
CN116655873A (en) * 2023-07-28 2023-08-29 山东一诺威聚氨酯股份有限公司 Combined material for manufacturing pipeline cleaning head and preparation method thereof
CN116655873B (en) * 2023-07-28 2023-12-05 山东一诺威聚氨酯股份有限公司 Combined material for manufacturing pipeline cleaning head and preparation method thereof

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