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Aqueous two-component safety airbag cover decoration elastic hand feeling coating material and preparation method thereof, and coating formed by elastic hand feeling coating material

A water-based two-component, airbag technology, applied in the field of coatings, can solve the problems of environmental pollution, human health, harmfulness, and poor touch of the coating, and achieve the effects of saving costs and processes, good hand feeling, and excellent chemical resistance

Active Publication Date: 2020-01-24
WUHU CHUNFENG NEW MATERIAL
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Automotive airbag cover materials are mainly in the following categories: copolyester elastomer (TPEE / COPE), TPO (or marked as TPE), PVC, thermoplastic polyurethane (TPU), TPS-SEBS or TPS-SBS+PP, most The paint composition of the coating of the car airbag cover is mostly solvent-based and the resulting coating has a poor touch
Solvent-based coatings not only pollute the environment but are also harmful to human health.

Method used

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  • Aqueous two-component safety airbag cover decoration elastic hand feeling coating material and preparation method thereof, and coating formed by elastic hand feeling coating material
  • Aqueous two-component safety airbag cover decoration elastic hand feeling coating material and preparation method thereof, and coating formed by elastic hand feeling coating material
  • Aqueous two-component safety airbag cover decoration elastic hand feeling coating material and preparation method thereof, and coating formed by elastic hand feeling coating material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0042] A water-based two-component airbag cover decoration elastic feel paint, including the raw materials shown in the weight percentage of embodiment 1 in table 1:

[0043] Table 1

[0044]

[0045]

[0046] The preparation method of described water-based two-component airbag cover decoration elastic handle coating comprises the following steps:

[0047] (1) the aliphatic hydroxyl functional polyester polyurethane dispersion of formula quantity U XP 2698, Aliphatic Anionic Polyurethane Dispersion Mix UH 340 / 1, stir at a low speed of 500-700 rpm, add silicone defoamer BYK-093, polyether modified siloxane wetting and leveling agent BYK-348, ultra-high molecular weight poly Silicone dispersion hand feel agent DC-51, deionized water with 70% formulation amount, acetylene glycol molecular grade defoamer MD-20, wetting and dispersing agent DISPERBYK-192, stir for 10 minutes;

[0048] (2) Under low-speed stirring at 300-500 rpm, continue to add formula amounts of 1.5 μm ...

Embodiment 2

[0053] A water-based two-component airbag cover decoration elastic feel paint, including the weight of the raw materials shown in Example 2 in Table 1, its preparation method is the same as Example 1.

[0054] Mix and stir the water-based two-component elastic handle paint for airbag cover decoration prepared in this example with curing agent and deionized water according to the weight ratio of 100:7:7, and spray it directly on TPS-SEBS or TPS-SBS On the substrate of the airbag cover trim made of +PP, after baking at 80°C for 50-60 minutes, a coating is formed on the surface of the airbag cover trim substrate, and the properties of the obtained coating are shown in Table 2. The curing agent consists of 80 parts of hydrophilic modified aliphatic polyisocyanate 304 and 20 parts of PGDA are mixed and stirred evenly.

Embodiment 3

[0056] A water-based two-component airbag cover decoration elastic handle coating, including the weight of the raw material shown in Example 3 in Table 1, its preparation method is the same as Example 1.

[0057] Mix and stir the water-based two-component elastic handle paint for airbag cover decoration prepared in this example with curing agent and deionized water according to the weight ratio of 100:7:7, and spray it directly on TPS-SEBS or TPS-SBS On the substrate of the airbag cover trim made of +PP, after baking at 80°C for 50-60 minutes, a coating is formed on the surface of the airbag cover trim substrate, and the properties of the obtained coating are shown in Table 2. The curing agent consists of 80 parts of hydrophilic modified aliphatic polyisocyanate 304 and 20 parts of PGDA are mixed and stirred evenly.

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Abstract

The invention discloses an aqueous two-component safety airbag cover decoration elastic hand feeling coating material and a preparation method thereof, and a coating formed by the elastic hand feelingcoating material, wherein the raw materials comprise: an aliphatic hydroxyl functional polyester type polyurethane dispersion body, an aliphatic anionic polyurethane dispersion body, an anionic polycarbonate polyurethane dispersion body, an organic silicon defoamer, an alkynediol molecular defoamer, a polyether modified siloxane wetting leveling agent, deionized water, a wetting dispersant, extinction powder and an ultra-high molecular weight polydimethylsiloxane dispersion body hand feeling agent. Acording to the invention, the prepared coating material is an aqueous coating material, has characteristics of low VOC, environment friendliness, excellent adhesive force, good water resistance, good moisture resistance, good gasoline resistance, good acid / alkali resistance, good car wax resistance and good moisturizing-cream resistance, and can be directly sprayed on safety airbag cover decoration member base materials without primer coating; and the coating formed by the coating materialhas characteristics of strong adhesion, good hand feeling and the like.

Description

technical field [0001] The invention belongs to the technical field of coatings, and in particular relates to a water-based two-component elastic hand-feel coating for airbag cover decoration, a preparation method thereof and a coating formed therefrom. Background technique [0002] Automotive airbag cover materials are mainly in the following categories: copolyester elastomer (TPEE / COPE), TPO (or marked as TPE), PVC, thermoplastic polyurethane (TPU), TPS-SEBS or TPS-SBS+PP, most The paint composition of the coating of the automobile airbag cover is mostly solvent-based and the resulting coating has a poor touch. However, solvent-based coatings not only pollute the environment but are also harmful to human health. Contents of the invention [0003] In order to solve the above-mentioned technical problems, the present invention provides a kind of water-based two-component airbag cover decoration elastic handle paint and its preparation method and the coating formed thereof...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D175/06C09D175/04C09D5/08C09D7/63C09D7/65C09D7/42C09D7/20
CPCC09D175/06C09D5/08C09D7/63C09D7/65C09D7/42C09D7/20C08L2205/035C08L2205/025C08K2201/014C08L75/04C08L83/04C08K5/053C08K9/00C08K3/36C08K13/06
Inventor 殷骏金正北聂军军
Owner WUHU CHUNFENG NEW MATERIAL
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