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A kind of high temperature resistant water-based transfer coating and preparation method thereof

A transfer coating, high temperature resistant technology, applied in the direction of fireproof coatings, coatings, etc., can solve the problem of difficult to achieve film appearance, drying speed, high temperature resistance and printing adaptability, poor film appearance, drying speed and printing adaptability Ideal, paint hardening and deterioration, etc., to improve the printing environment, easy peeling, good recoating effect

Active Publication Date: 2022-07-26
ENDIAN SCI & TECH DEV OF YUNNAN
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the transfer coatings on the market mainly use oil-based transfer coatings or water-based transfer coatings. With the strengthening of people's awareness of environmental protection, oil-based transfer coatings have begun to fade out of the market. It is difficult to achieve the effect of oil-based transfer coatings in terms of performance such as durability. At present, the transfer coatings on the market are still mainly solvent-based.
Although some water-based transfer coatings achieve high temperature resistance by adding cross-linking agents before use, the effects of film-forming appearance, drying speed and printing adaptability are not ideal, and the addition of cross-linking agents may cause some follow-up problems, such as The hardening and deterioration of the paint in the feeding tank brings a lot of inconvenience to the process

Method used

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  • A kind of high temperature resistant water-based transfer coating and preparation method thereof
  • A kind of high temperature resistant water-based transfer coating and preparation method thereof
  • A kind of high temperature resistant water-based transfer coating and preparation method thereof

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Embodiment Construction

[0037] The present invention will be further described below with reference to specific embodiments.

[0038]

[0039]

[0040] The preparation method of high temperature resistant water-based transfer coating in the above-mentioned embodiment, comprises the following steps:

[0041] (1) Transfer resin synthesis

[0042]A. In the reactor, add acrylic resin, fumaric rosin, polymer of glycerol and pentaerythritol, urea, glyoxal and formaldehyde polymer, ethyl acetate and n-propyl acetate according to the proportions, constant temperature 60℃, 600rp Disperse at rotating speed for 120 minutes until the solution becomes clear;

[0043] B. Add polysiloxane resin, absolute ethanol, constant temperature 60℃, continue to disperse for 60 minutes, rotating speed 1000rpm;

[0044] C. Neutralize with ammonia water, adjust to PH=8±0.5, add water and stir at 1000rpm speed until the solution becomes clear, then use 2-hydroxyethylamine and the remaining part of ammonia water for chain ...

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Abstract

The invention discloses a high-temperature-resistant water-based transfer coating and a preparation method thereof. , leveling agent. Among them: raw materials of transfer resin: 12-20% of acrylic resin, 2-6% of polymer of fumaric acid rosin, glycerol and pentaerythritol, 2-6% of urea, glyoxal and formaldehyde polymer, 8-6% of ethyl acetate 12%, n-propyl acetate 6-8%, polysiloxane resin 2-5%, absolute ethanol 8-11%, 2-hydroxyethylamine 3-4%, ammonia water 3-5%, distilled water 30-45% %. The present invention is mainly designed to prevent human saliva from corroding the printed coating. Water-based acrylic resin is selected, a variety of auxiliary agents are cross-linked and polymerized, and the polymer chains are cross-linked, and the linear structure is transformed into a network structure, which can significantly improve water resistance. And solvent resistance, mechanical strength and heat resistance are also improved.

Description

technical field [0001] The invention relates to the technical field of film coating products, and more particularly to a high-temperature-resistant water-based transfer coating for transferring aluminized paper and a preparation method thereof. Background technique [0002] Transfer aluminized paper, also known as transfer paper and vapor deposition paper, has metallic appearance, matt and bright varieties, excellent printing performance, degradable and recyclable environmental protection, etc. [0003] The production process of transfer aluminized paper is to use biaxially oriented polyester film (PET) or BOPP film with a thickness of 0.02mm as the transfer substrate, and apply high temperature resistant water-based transfer paint; after vacuum aluminum plating, the aluminized surface is coated with After the cloth binder is compounded with 32-36g / ㎡ tobacco special tipping paper. At this time, the aluminized layer on the carrier film is bonded with the paper base, and the ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09D133/04C09D161/24C09D183/04C09D7/63C09D7/20
CPCC09D133/04C09D7/63C09D5/18C09D7/20C08L2201/08C08L2205/025C08L2205/035C08L33/04C08L61/24C08L83/04C08K5/17
Inventor 孙绍彬杨娟张剑朱晨陈飞李光平唐兴磊
Owner ENDIAN SCI & TECH DEV OF YUNNAN
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