Environmental protection type SEBS thermoplastic elastic body sealing strip material and preparation method thereof

Abstract

An evrionmental-protecting SEBS thermoplastic elastic sealing strip and its production are disclosed. It consists of SEBS resin and modifier 100 proportion, rubber filling oil 75-125 proportion, polypropylene 20-40 proportion, poly-olefine elastomer 10-30 proportion, mineral filler 150-250 proportion, lubricant 0.4-0.8 proportion, and anti-ageing agent 0.45-0.60 proportion. The process is carried out by: weighing, mixing and granulating to obtain final product. It's cheap, simplified, safe, convenient and efficient. It has excellent high / low temperature resistances and anti-ageing performance and can be used to manufacture vehicle, refrigirator and freezer.

Description

technical field

[0001] The invention relates to a sealing strip material and a preparation method thereof, in particular to an environment-friendly SEBS thermoplastic elastomer sealing strip material and a preparation method thereof. Background technique

[0002] In the past ten years, with the rapid development of my country's automobile, home appliance and construction industries, the demand for sealing strips has increased day by day. As far as the car is concerned, the sealing strip is a kind of accessory that uses the largest amount of rubber in the car except for the tire. Its main functions are waterproof, dustproof, shock absorption, sound insulation and sealing. In addition, it also requires a certain degree of comfort and decoration. In 2006, the output of automobiles in China exceeded 6 million, and the consumption of sealing strips was more than 300 million meters, equivalent to more than 50,000 tons of sealing strip materials. At present, my country has become ...

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