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Modified unsaturated polyester resin excellent in ageing resistance and preparation method thereof

An anti-aging, polyester resin technology, applied in the field of modified unsaturated polyester resin and its preparation, can solve the problem of unsatisfactory anti-aging performance

Inactive Publication Date: 2017-05-31
滁州常源新材料有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The anti-aging properties of unsaturated polyester resins in the prior art cannot meet the needs in actual production, so it is urgent to design a modified unsaturated polyester resin with excellent anti-aging properties to solve the problems in the prior art

Method used

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Examples

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Effect test

Embodiment 1

[0022] A kind of modified unsaturated polyester resin with excellent aging resistance proposed by the present invention, its raw materials include by weight: 10 parts of maleic anhydride, 4.5 parts of phthalic anhydride, 2.5 parts of maleic anhydride, terephthalic anhydride 3 parts of dicarboxylic acid, 7.5 parts of ethylene glycol, 10 parts of propylene glycol, 4 parts of diethylene glycol, 3.5 parts of rosin, 2.5 parts of propoxylated bisphenol A, 2 parts of hydroquinone, 4.5 parts of styrene , 5 parts of linseed oil, 2.5 parts of cobalt isooctanoate, 2 parts of methyl ethyl ketone peroxide, 5 parts of organic montmorillonite, 2 parts of nano-titanium dioxide, 4.5 parts of nano-zinc oxide, 3.5 parts of aluminate coupling agent, 4.5 parts of polymerization inhibitor , 0.5 parts of modified ultraviolet absorber, 3.5 parts of catalyst, 3.5 parts of air-drying additive, and 4.5 parts of antioxidant B215.

Embodiment 2

[0024] A kind of modified unsaturated polyester resin with excellent aging resistance proposed by the present invention, its raw materials include by weight: 5 parts of maleic anhydride, 6 parts of phthalic anhydride, 2 parts of maleic anhydride, p-phthalic anhydride 5 parts of diformic acid, 6 parts of ethylene glycol, 13 parts of propylene glycol, 3 parts of diethylene glycol, 5 parts of rosin, 1 part of propoxylated bisphenol A, 3 parts of hydroquinone, 3 parts of styrene, flax 6 parts of oil, 1.5 parts of cobalt isooctanoate, 3 parts of methyl ethyl ketone peroxide, 4 parts of organic montmorillonite, 3 parts of nano-titanium dioxide, 3 parts of nano-zinc oxide, 5 parts of aluminate coupling agent, 3 parts of polymerization inhibitor, modified 0.6 parts of UV absorber, 2 parts of catalyst, 5 parts of air-drying additive, and 3 parts of antioxidant B215.

[0025] The modified ultraviolet absorber is prepared according to the following process: mix 1 part of cyanuric chlorid...

Embodiment 3

[0035] A kind of modified unsaturated polyester resin with excellent aging resistance proposed by the present invention, its raw materials include by weight: 15 parts of maleic anhydride, 3 parts of phthalic anhydride, 3 parts of maleic anhydride, p-phthalic anhydride 1 part of diformic acid, 9 parts of ethylene glycol, 7 parts of propylene glycol, 5 parts of diethylene glycol, 2 parts of rosin, 4 parts of propoxylated bisphenol A, 1 part of hydroquinone, 6 parts of styrene, flax 4 parts of oil, 3.5 parts of cobalt isooctanoate, 1 part of methyl ethyl ketone peroxide, 6 parts of organic montmorillonite, 1 part of nano-titanium dioxide, 6 parts of nano-zinc oxide, 2 parts of aluminate coupling agent, 6 parts of polymerization inhibitor, modified 0.4 parts of UV absorber, 5 parts of catalyst, 2 parts of air-drying additive, 6 parts of antioxidant B215.

[0036] The modified ultraviolet absorber is prepared according to the following process: mix 3 parts of cyanuric chloride and ...

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Abstract

The invention discloses a modified unsaturated polyester resin excellent in ageing resistance. The modified unsaturated polyester resin comprises the following raw materials: cis-butenedioic anhydride, phthalic anhydride, maleic anhydride, terephthalic acid, ethylene glycol, propylene glycol, diethylene glycol, rosin, propoxylated bisphenol A, hydroquinone, styrene, linseed oil, cobalt isooctanoate, methyl ethyl ketone peroxide, organic montmorillonite, nano titanium dioxide, nano zinc oxide, an aluminate coupling agent, a polymerization inhibitor, a modified ultraviolet absorber, a catalyst, an air-drying additive and an antioxidant B215. The invention also provides a preparation method of the modified unsaturated polyester resin excellent in ageing resistance. The unsaturated polyester resin prepared by the invention is excellent in ageing resistance.

Description

technical field [0001] The invention belongs to the technical field of unsaturated polyester resins, and in particular relates to a modified unsaturated polyester resin with excellent aging resistance and a preparation method thereof. Background technique [0002] Unsaturated polyester is a kind of mature and industrialized thermosetting resin, and the corresponding products are widely used in laminates, building materials, adhesives, coatings, construction industry and electric power industry. Unsaturated polyester raw materials have wide sources and low cost; they can be cured at room temperature, the curing time is controllable, and the molding process is simple; after curing, the surface of the product is bright and plump, with high hardness, good wear resistance, excellent electrical properties and weather resistance. [0003] The anti-aging properties of unsaturated polyester resins in the prior art cannot meet the needs in actual production, so it is urgent to design ...

Claims

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Application Information

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IPC IPC(8): C08L67/06C08L91/00C08K13/06C08K3/34C08K3/22C08K5/10C08K5/098C08G63/91C08G63/676
CPCC08L67/06C08G63/676C08G63/918C08K2201/011C08L91/00C08K13/06C08K3/346C08K2003/2241C08K2003/2296C08K5/10
Inventor 蔡国平
Owner 滁州常源新材料有限公司
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