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CN101817825A - Bi-dihydroxy ethylene urea, derivatives, preparation method and application thereof - Google Patents

Bi-dihydroxy ethylene urea, derivatives, preparation method and application thereof Download PDF

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CN101817825A
CN101817825A CN 201010122529 CN201010122529A CN101817825A CN 101817825 A CN101817825 A CN 101817825A CN 201010122529 CN201010122529 CN 201010122529 CN 201010122529 A CN201010122529 A CN 201010122529A CN 101817825 A CN101817825 A CN 101817825A
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ethylene urea
dihydroxy ethylene
derivative
urea
dihydroxy
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CN101817825B (en
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赵志辉
刘涛
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Guangdong Yinyang Environment-Friendly New Materials Co ltd
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Guangdong Yinyang Resin Co Ltd
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Abstract

本发明提供了一种双二羟基乙烯脲及多种衍生物及其制备方法和用途,该类化合物分子结构中含有多个高活性羟基,这种活性羟基可与多种内含活泼氢的聚合物发生脱水缩合交联反应,从而可替代传统内含氮羟甲基或氮羟甲基醚活性官能团的脲/甲醛树脂,三聚氰胺/甲醛树脂、双氰胺/甲醛树脂、鸟粪胺/甲醛树脂等,广泛用作多种含活泼氢的聚合物树脂涂料(如丙烯酸酯树脂、醇酸树脂、聚氨酯树脂、酚醛树脂等)的热固性交联剂,和棉、麻、丝等天然织物纤维的抗皱处理剂及耐水性处理剂。本发明在交联固化使用过程中只释放出水,而不放出任何有害的小分子化合物(如甲醛、甲醇等),属于环境友好型化学交联剂新品种。The invention provides a kind of bisdihydroxyethylene urea and various derivatives as well as their preparation method and application. The molecular structure of this type of compound contains a plurality of highly active hydroxyl groups, which can be polymerized with various active hydrogen containing The dehydration condensation crosslinking reaction of the substance can replace the traditional urea/formaldehyde resin containing nitrogen methylol or nitrogen methylol ether active functional groups, melamine/formaldehyde resin, dicyandiamide/formaldehyde resin, guanamine/formaldehyde resin etc., widely used as a thermosetting crosslinking agent for a variety of active hydrogen-containing polymer resin coatings (such as acrylate resins, alkyd resins, polyurethane resins, phenolic resins, etc.), and as an anti-wrinkle agent for natural fabric fibers such as cotton, hemp, and silk. Treatment agent and water resistance treatment agent. The present invention only releases water in the process of crosslinking and curing, and does not emit any harmful small molecule compounds (such as formaldehyde, methanol, etc.), and belongs to a new type of environment-friendly chemical crosslinking agent.

Description

Bi-dihydroxy ethylene urea and derivative thereof and its production and use
Technical field
The present invention relates to a kind of novel organic compound and its multiple derivative molecular structure and synthetic method, more specifically, the present invention relates to the synthetic and method of purification of bi-dihydroxy ethylene urea and multiple derivative thereof,
Background technology
Contain a plurality of N-CH in the molecular structure 2OH (nitrogen methylol) or N-CH 2Urea/the formaldehyde resin of-OR (nitrogen hydroxymethyl ether) active group, melamine/formaldehyde resin, Dyhard RU 100/formaldehyde resin, guanamine/formaldehyde resin etc. are with characteristic such as inexpensive, that the curing cross-linked effect is good, have been widely used as the crease-resistant and water-fast treatment agents of washing of natural fabric fiber such as the linking agent of thermosetting acrylic resin, Synolac, urethane resin, resol, epoxypaint and cotton, fiber crops, silk.It is one of present most popular linking agent kind, the most representative as cyanogen spy (CYTEE) company and Monsanto Company's series trade mark product, but this class linking agent, many when synthetic is raw material with formaldehyde, with polymkeric substance generation chemical reaction the time, all can emit low molecule formaldehyde obnoxious flavour, cause environmental pollution or human body is damaged.Under the pressure of environmental protection pressure, the use of this class linking agent is very limited in recent years.Exploitation environmental protection or eco-friendly novel crosslinker are imperative to substitute this class linking agent product.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, a kind of compliance with environmental protection requirements, harmless bi-dihydroxy ethylene urea and derivative thereof are provided;
Another object of the present invention also is to provide the preparation method and the application thereof of a kind of above-mentioned bi-dihydroxy ethylene urea and derivative thereof.
The present invention achieves the above object by following technical solution:
Bi-dihydroxy ethylene urea, its molecular formula and preparation method are:
Figure GSA00000054987200021
This method may further comprise the steps:
1), be raw material with oxalic dialdehyde and urea, synthetic bi-dihydroxy ethylene urea under the basic catalyst effect; By strict control urea and oxalic dialdehyde mole proportioning and reaction conditions, can synthesize yield and be the bi-dihydroxy ethylene urea product more than 98% in the reaction process.
2), be raw material with phenol compounds such as bi-dihydroxy ethylene urea and amine, acid amides, under alkalescence or an acidic catalyst effect, synthetic bi-dihydroxy ethylene urea derivative.
3), bi-dihydroxy ethylene urea and derivative thereof are used as fabric fibre finishing composition and thermosetting polymer coating linking agent.
The organic derivative molecular formula and the synthesis preparation method of bi-dihydroxy ethylene urea of the present invention are as follows:
1, bi-dihydroxy ethylene urea derivative building-up reactions principle:
Figure GSA00000054987200022
Figure GSA00000054987200031
Figure GSA00000054987200032
Figure GSA00000054987200033
Bi-dihydroxy ethylene urea (chemical formula (1)), can with nearly all amine or amidess such as urea, trimeric cyanamide, Dyhard RU 100, guanamine, imidazoles, through the condensation dehydration reaction, make multiple derivative.By the control of feed molar proportioning, can prepare the derivative of different polymerization degree.Bi-dihydroxy ethylene urea and derivative thereof such as chemical formula (1), chemical formula (2), chemical formula (3), chemical formula (4), chemical formula (5), all have a plurality of activity hydroxies (NH-CH-OH) in the molecular structure, the condensation dehydration reaction can take place and play the crosslinking curing effect in this activity hydroxy with the multiple fluoropolymer resin (as thermosetting acrylate resin, Synolac, urethane resin, resol, Resins, epoxy etc.) that contains reactive hydrogen, or react with natural fabric fibers such as cotton, fiber crops, silks, play crease-resistant, the water-fast effect of washing.This cross-linking chemistry reaction belongs to the polycondensation dehydration reaction, and byproduct of reaction is a water, does not produce any deleterious low molecular compound (as formaldehyde, methyl alcohol etc.).Its crosslinking reaction mechanism is as follows:
Figure GSA00000054987200041
Bi-dihydroxy ethylene urea that the present invention relates to and derivative thereof belong to the organic compound of a class new chemical structure, can with the multiple polymkeric substance generation chemical crosslink reaction that contains active hydrogen, thereby the linking agent of type described in alternative traditional background technology.And its specific molecule chemical structure, when having guaranteed it and having contained active hydrogen polymkeric substance generation chemical crosslink reaction, any objectionable impuritiess such as no small molecules formaldehyde are emitted.Satisfy the environmental friendliness requirement fully, its crosslinking curing effect is also quite satisfactory.
Urea/the formaldehyde resin of nitrogenous methylol or nitrogen hydroxymethyl ether active function groups in the alternative tradition of the present invention, melamine/formaldehyde resin, Dyhard RU 100/formaldehyde resin, guanamine/formaldehyde resin etc., be widely used as the crease-resistant treatment agent and the water tolerance treatment agent of natural fabric fibers such as thermoset cross-linked dose of the multiple fluoropolymer resin coating (as acrylate resin, Synolac, urethane resin, resol etc.) that contains reactive hydrogen and cotton, fiber crops, silk.This class novel organic compound specific molecule structure and cross-linking and curing reaction mechanism provided by the invention, determined them in the crosslinking curing use, only to discharge water outlet, and do not emit any deleterious micromolecular compound (as formaldehyde, methyl alcohol etc.), belong to environmentally friendly chemical cross-linking agent new variety.
Embodiment
Embodiment 1,
Bi-dihydroxy ethylene urea is synthetic
With 60g urea; 290g40% oxalic dialdehyde (mol ratio of oxalic dialdehyde and urea is 2: 1); 1.5gNaOH preface adds in the reaction three-necked bottle respectively, starts reaction stirrer, air in the inflated with nitrogen replacement(metathesis)reaction three-necked bottle; under nitrogen protection; be warming up to 60 ± 2 ℃, reaction 2hr is warming up to 80~90 ℃ again; reaction 4hr just makes solid content and is 50% the bi-dihydroxy ethylene urea aqueous solution.In the 50% bi-dihydroxy ethylene urea aqueous solution, add 50g sulfonic acid type polystyrene ion-exchange resin, behind the stirring 1hr, fall ion exchange resin with filter paper filtering, can remove minor N aOH in the product.Obtain the pure bi-dihydroxy ethylene urea aqueous solution, use vacuum rotary evaporator at last under 90 ± 2 ℃ of conditions, deviate from the aqueous solvent in the product, both can obtain the bi-dihydroxy ethylene urea compound of light yellow transparent liquid shape, transformation efficiency and yield are all 〉=99% in this chemical reaction process, product purity 〉=98% is essentially an irreversible chemical reaction process.
Embodiment 2
Synthesizing of bi-dihydroxy ethylene urea derivative I (chemical formula (2))
Add 15g urea among the 50% bi-dihydroxy ethylene urea aqueous solution 350g that includes the Naoh catalyzer of embodiment 1 preparation, at N 2Protection is warming up to 90 ± 2 ℃, stirring reaction 4hr down; promptly make the 52.3% derivative I aqueous solution, in this product water solution, add 50g sulfonic acid type polystyrene ion-exchange resin, behind the stirring at normal temperature 1hr; remove NaOH in the solution; fall ion exchange resin with filter paper filtering, promptly obtain the derivative I pure water solution, use vacuum rotary evaporator; under 90 ± 2 ℃ of conditions; deviate from aqueous solvent in the product, both can make light yellow transparent thick liquid nano derivative I, product yield is more than 98%.
Embodiment 3
Bi-dihydroxy ethylene urea derivative I I's (chemical formula (3)) is synthetic
Add trimeric cyanamide 21g among the 50% bi-dihydroxy ethylene urea aqueous solution 350g that includes NaOH of embodiment 1 preparation, at N 2Protection is warming up to 90 ± 2 ℃, stirring reaction 4hr down; promptly make the 53.3% derivative I I aqueous solution, in this aqueous solution, add 50g sulfonic acid type vinylbenzene ion exchange resin, behind the stirring at room 1hr; remove NaOH in the solution; fall ion exchange resin with filter paper filtering then, promptly obtain derivative I I pure water solution, use vacuum rotary evaporator; under 90 ± 2 ℃ of conditions; take off aqueous solvent in the product, can obtain yellow, transparent, thick liquid nano derivative I I, product yield is more than 97%.
Embodiment 4
Synthesizing of bi-dihydroxy ethylene urea derivative III (chemical formula (4))
The 50% bi-dihydroxy ethylene urea aqueous solution that includes NaOH of embodiment 1 preparation adds Dyhard RU 100 21g, at N among the 350g 2Protection down; be warming up to 90 ± 2 ℃; stirring reaction 5hr; promptly make the 53.3% derivative III aqueous solution; in this aqueous solution, add 50g sulfonic acid type polystyrene ion-exchange resin, behind the stirring at room 1hr, remove NaOH in the solution; fall ion exchange resin with filter paper filtering then, promptly make the derivative III pure water solution.

Claims (15)

1. bi-dihydroxy ethylene urea is characterized in that, this organic compound molecule formula is:
Figure FSA00000054987100011
2. a method for preparing the described organic compound bi-dihydroxy ethylene urea of claim 1 is characterized in that, it is to be raw material with oxalic dialdehyde and urea, and its mol ratio is 2: 1,80-90 ℃ of synthetic bi-dihydroxy ethylene urea under the basic catalyst effect.
3. the described bi-dihydroxy ethylene urea of claim 1 is put in order at fabric fibre, in the thermosetting polymer paint field as the application of linking agent.
4. the organic derivative of bi-dihydroxy ethylene urea according to claim 1 is characterized in that, its bi-dihydroxy ethylene urea organic derivative molecular formula is:
Figure FSA00000054987100012
5. method for preparing the described organic compound bi-dihydroxy ethylene urea of claim 4 organic derivative, it is characterized in that, it is to be 4: 1 with bi-dihydroxy ethylene urea and urea, mol ratio, and 80-90 ℃ of synthetic bi-dihydroxy ethylene urea promptly gets described bi-dihydroxy ethylene urea derivative under the basic catalyst effect.
6. the described bi-dihydroxy ethylene urea organic derivative of claim 4, in fabric fibre arrangement heat curing-type polymer coating field as the application of linking agent.
7. the organic derivative of bi-dihydroxy ethylene urea according to claim 1 is characterized in that, its bi-dihydroxy ethylene urea organic derivative molecular formula is:
Figure FSA00000054987100021
8. method for preparing the described organic compound bi-dihydroxy ethylene urea of claim 7 organic derivative, it is characterized in that, it is to be 6: 1 with bi-dihydroxy ethylene urea and trimeric cyanamide, mol ratio, and 80-90 ℃ of synthetic bi-dihydroxy ethylene urea promptly gets described bi-dihydroxy ethylene urea derivative under the basic catalyst effect.
9. the described bi-dihydroxy ethylene urea organic derivative of claim 7, in fabric fibre arrangement heat curing-type polymer coating field as the application of linking agent.
10. the organic derivative of bi-dihydroxy ethylene urea according to claim 1 is characterized in that, its bi-dihydroxy ethylene urea organic derivative molecular formula is:
Figure FSA00000054987100031
11. method for preparing the described organic compound bi-dihydroxy ethylene urea of claim 10 organic derivative, it is characterized in that, it is to be 4: 1 with bi-dihydroxy ethylene urea and Dyhard RU 100, mol ratio, and 80-90 ℃ of synthetic bi-dihydroxy ethylene urea promptly gets described bi-dihydroxy ethylene urea derivative under the basic catalyst effect.
12. the described bi-dihydroxy ethylene urea organic derivative of claim 10, in fabric fibre arrangement heat curing-type polymer coating field as the application of linking agent.
13. the organic derivative of bi-dihydroxy ethylene urea according to claim 4 is characterized in that, its bi-dihydroxy ethylene urea organic derivative molecular formula is:
Figure FSA00000054987100032
14. the method for organic compound bi-dihydroxy ethylene urea derivative according to claim 13, it is characterized in that, it is to be 4: 1 with bi-dihydroxy ethylene urea and guanamine, mol ratio, and 80-90 ℃ of synthetic bi-dihydroxy ethylene urea promptly gets described bi-dihydroxy ethylene urea derivative under the basic catalyst effect.
15. the organic derivative of the described bi-dihydroxy ethylene urea of claim 13, in fabric fibre arrangement, in the thermosetting polymer paint field as the application of linking agent.
CN2010101225292A 2010-03-08 2010-03-08 Bi-dihydroxy ethylene urea, derivatives, preparation method and application thereof Active CN101817825B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105088764A (en) * 2015-07-17 2015-11-25 安徽贵谷电子商务有限公司 Finishing technology for garment materials
TWI718848B (en) * 2020-01-17 2021-02-11 長春人造樹脂廠股份有限公司 Amino resin composition and varnish, coating layer, and product comprising the same
CN114891468A (en) * 2022-05-18 2022-08-12 西南林业大学 ENF-grade artificial board adhesive and preparation method thereof
US12221525B1 (en) * 2022-02-14 2025-02-11 Johns Manville Formaldehyde-free cyclic urea reactive additives for exotherm suppressant compositions

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009080697A1 (en) * 2007-12-21 2009-07-02 Akzo Nobel N.V. Thermosetting polymers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009080697A1 (en) * 2007-12-21 2009-07-02 Akzo Nobel N.V. Thermosetting polymers

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
《热固性树脂》 20070731 张伟等 甘脲的合成及其在水性涂料中的应用 29-31 1-15 第22卷, 第4期 2 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105088764A (en) * 2015-07-17 2015-11-25 安徽贵谷电子商务有限公司 Finishing technology for garment materials
TWI718848B (en) * 2020-01-17 2021-02-11 長春人造樹脂廠股份有限公司 Amino resin composition and varnish, coating layer, and product comprising the same
US12221525B1 (en) * 2022-02-14 2025-02-11 Johns Manville Formaldehyde-free cyclic urea reactive additives for exotherm suppressant compositions
CN114891468A (en) * 2022-05-18 2022-08-12 西南林业大学 ENF-grade artificial board adhesive and preparation method thereof
CN114891468B (en) * 2022-05-18 2023-08-04 西南林业大学 ENF grade wood-based panel adhesive and preparation method thereof

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