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Core-shell type polyacrylate emulsion printing adhesive

A technology of polyacrylate emulsion and adhesive, which can be used in dyeing, textiles and papermaking, and can solve problems such as poor soaping resistance, hard hand feeling of printed fabrics, and hindering product quality.

Active Publication Date: 2016-04-27
SHANGHAI BAOLIJIA NEW MATERIAL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

However, at the same time, it also has disadvantages such as poor solvent resistance, poor flexibility, "hot stickiness and cold brittleness", which makes the printed fabric feel hard, poor fastness, and poor soaping resistance, which seriously hinders the improvement of product quality. Some high-quality products are still Need to import from abroad

Method used

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  • Core-shell type polyacrylate emulsion printing adhesive
  • Core-shell type polyacrylate emulsion printing adhesive
  • Core-shell type polyacrylate emulsion printing adhesive

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preparation example Construction

[0055] Preparation of graphene-like silica: Dissolve 30-50mg of the above graphene oxide in 30-60ml N,N-dimethylformamide and sonicate for 0.5-2h, then add 3-(methacryloyloxy)propyltrimethoxy silane monomer, under the protection of nitrogen atmosphere and continuous stirring, add 0.1-5mmol azobisisobutyronitrile initiator, react in an oil bath at 50-70°C for a certain period of time, and centrifuge the product at 10000-30000r / min Until the upper liquid becomes clear, the obtained lower solid is redissolved in N,N-dimethylformamide and centrifuged to wash off excess monomer and ungrafted silica polymer, and the remaining product is cross-linked by adding 25% ammonia water After reacting for 10-30 hours, wash, freeze-dry, and heat-treat in air at 700° C. for 10 hours to obtain the graphene-like sheet-like two-dimensional silicon dioxide. The graphene-like sheet-like two-dimensional silicon dioxide has a thickness of 3-500 nm, and the added amount is 0.1-1 parts by weight.

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Abstract

The present application provides a core-shell type polyacrylate emulsion printing adhesive characterized by comprising the following components by weight: 50-90 parts by weight of acrylate; 1-5 parts by weight of an olefine acid compound; 0.1-1 part by weight of graphene-like sheet-shaped two-dimensional silica; 0.5-3 parts by weight of an emulsifier; 0.1-1 parts by weight of an initiator and 10-30 parts by weight of water, wherein the olefine acid compound is a compound having at least one double bond and at least one carboxyl group or anhydride group. The core-shell type polyacrylate emulsion printing adhesive has better fastness, and a printed fabric produced by the adhesive has the characteristics of being non-tacky at high temperature and non-hardening at low temperature, and has good hand feeling.

Description

technical field [0001] The invention relates to a pigment printing adhesive, in particular to a core-shell type polyacrylate emulsion printing adhesive. Background technique [0002] Polyacrylate pigment printing adhesive is a type of adhesive widely used in my country's pigment printing at present, because it has high transparency, friction resistance, soaping resistance, aging resistance, and adhesion to coatings and fibers. Strong, cheap and many other advantages. However, at the same time, it also has disadvantages such as poor solvent resistance, poor flexibility, "hot stickiness and cold brittleness", which makes the printed fabric feel hard, poor fastness, and poor soaping resistance, which seriously hinders the improvement of product quality. Some high-quality products are still Need to import from abroad. Contents of the invention [0003] In order to solve the above problems, the present invention proposes a core-shell type polyacrylate emulsion printing adhesiv...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08F283/00C08F220/18C08F220/14C08F220/06C08F2/26C08F2/44D06P1/52D06P1/673
CPCC08F2/26C08F2/44C08F283/006D06P1/52D06P1/67383C08F220/1804
Inventor 刘新阳
Owner SHANGHAI BAOLIJIA NEW MATERIAL CO LTD