Unlock instant, AI-driven research and patent intelligence for your innovation.

Double-solidified multifunctional urethane acrylate composition

A polyurethane acrylate, dual-curing technology, used in polyurea/polyurethane coatings, polyether coatings, biocide-containing paints, etc., can solve the problem of expensive raw materials, non-renewable marine antifouling polyurethane coating film-forming substances, and complex production technology and other problems, to achieve the effect of low cost, rich source of raw materials, and simple and easy method.

Active Publication Date: 2017-06-13
HUAIHAI INST OF TECH
View PDF10 Cites 10 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the above-mentioned technology has the defects of non-renewable film-forming material of marine antifouling polyurethane coating, single bactericidal and antibacterial effect, expensive raw materials and complicated production technology.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Double-solidified multifunctional urethane acrylate composition
  • Double-solidified multifunctional urethane acrylate composition
  • Double-solidified multifunctional urethane acrylate composition

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0045] Example 1 Preparation of dual curing multifunctional polyurethane acrylate composition (1)

[0046] Step 1: Preparation of oligomer (1-a)

[0047] Weigh 135 grams of functional polyol with the structure represented by formula (Ia), 5 grams of triethylene diamine and 1.8 grams of dibutyltin dilaurate into the reaction kettle, and add 110 grams of isophorone diisocyanate under stirring, and At the same time, the temperature was raised to 60-80°C, and after 4 hours of reaction, the temperature was lowered to room temperature to obtain oligomer (1-a).

[0048] The functional polyol of the structure represented by formula (I-a) is:

[0049]

[0050] Step 2: Preparation of oligomer (2-a)

[0051] Weigh 53 g of hydroxyethyl acrylate and 0.8 g of dibutyltin dilaurate into the reaction kettle, add another 55 g of isophorone diisocyanate under stirring, and simultaneously raise the temperature to 60~80℃. After 4 hours of reaction, the temperature drops to At room temperature, add 2 g of ...

Embodiment 2

[0054] Example 2 Preparation of dual curing multifunctional polyurethane acrylate composition (2)

[0055] According to the method and operation steps of Example 1, the functional polyol of the structure represented by formula (Ia) in the step 1 of Example 1 is changed to the functional polyol of the structure represented by formula (Ib) to obtain a dual curing multifunctional Polyurethane acrylate composition (2);

[0056]

Embodiment 3

[0057] Example 3 Preparation of dual curing multifunctional polyurethane acrylate composition (3)

[0058] According to the method and operation steps of Example 1, the functional polyol of the structure represented by formula (Ia) in the step 1 of Example 1 was changed to the functional polyol of the structure represented by formula (Ic) to obtain a dual curing multifunctional Polyurethane acrylate composition (3);

[0059]

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The present invention provides a double-solidified multifunctional urethane acrylate composition comprises following components in parts by mass: 100 parts of a low polymer (1), 10-200 parts of a low polymer (2), 10-200 parts of polymer polyol, 10-200 parts of a reactive diluent, 0-0.5 part of a stabilizer, and 1.5-15 parts of a photoinitiator; the double-solidified multifunctional urethane acrylate composition is used as a film-forming agent, urethane acrylate resin prepared by photo-thermal has the hydrophilic nature, bacteria killing and resistance functions, the cation and anion exchange function, and the electric conduction function.

Description

Technical field [0001] The invention relates to a dual-curing multifunctional polyurethane acrylate composition, which is characterized by comprising the following components: polyisocyanate and a functional polyol containing a salicylaldehyde Schiff base complex and a quaternary ammonium cation in the chemical structure are prepared by addition polymerization reaction The obtained oligomer (1), the oligomer prepared by the addition polymerization of polyisocyanate and hydroxyethyl acrylate (2), polymer polyol, reactive diluent, photoinitiator and stabilizer, belong to functional polymer Material field. [0002] technical background [0003] Polyurethane acrylate (PUA) is a type of photosensitive resin synthesized by a two-step reaction of polyisocyanate, polyol and hydroxy acrylate. It has the characteristics of light curing and thermal curing. Due to its diverse selection of raw materials, and the ability to synthesize oligomers with set properties through molecular design, it i...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Applications(China)
IPC IPC(8): C09D175/14C09D171/00C09D5/14C09D5/24C09D7/12C08G18/75C08G18/67
CPCC08G18/677C08G18/755C09D5/14C09D5/24C09D7/63C09D175/14C08L71/00C08G18/0814
Inventor 张田林郑艺忠胡关明班鑫鑫
Owner HUAIHAI INST OF TECH