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Priority to KR1019850009025ApriorityCriticalpatent/KR870005776A/en
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폴리프로필렌과 폴리에틸렌의 공중합체를 주원료로 한 내열성 파이프 제조방법Method for manufacturing heat-resistant pipes based on copolymers of polypropylene and polyethylene
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
Claims (1)
폴리프로필렌 75%와 폴리에틸렌 25%의 공중합체에 활석분 20-50%를 혼합가열하여 된 220℃ 내외의 용융합물을 이보다 50-60˚ 낮은 프레임 압출판에서 압출성형한후 실온에서 냉각함을 특징으로 하는 폴리프로필렌과 폴리에틸렌의 공중합체를 주원료로 한 내열성 파이프 제조방법.After melt-mixing a mixture of 75% polypropylene and 25% polyethylene with 20-50% of talc powder, the molten mixture at around 220 ° C was extruded on a 50-60 ° lower frame extrusion plate and cooled at room temperature. A method for producing a heat resistant pipe comprising a copolymer of polypropylene and polyethylene as a main raw material.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850009025A1985-12-021985-12-02
Method for manufacturing heat-resistant pipes based on copolymers of polypropylene and polyethylene
KR870005776A
(en)