KR830009155A - How to make high density flexible polyurethane foam - Google Patents

How to make high density flexible polyurethane foam Download PDF

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Publication number
KR830009155A
KR830009155A KR1019820001102A KR820001102A KR830009155A KR 830009155 A KR830009155 A KR 830009155A KR 1019820001102 A KR1019820001102 A KR 1019820001102A KR 820001102 A KR820001102 A KR 820001102A KR 830009155 A KR830009155 A KR 830009155A
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KR
South Korea
Prior art keywords
polyurethane foam
high density
flexible polyurethane
make high
powder
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Application number
KR1019820001102A
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Korean (ko)
Inventor
창 쿤-후앙
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창 쿤-후앙
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Application filed by 창 쿤-후앙 filed Critical 창 쿤-후앙
Priority to KR1019820001102A priority Critical patent/KR830009155A/en
Publication of KR830009155A publication Critical patent/KR830009155A/en

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  • Polyurethanes Or Polyureas (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

내용 없음No content

Description

고밀도의 가요성 폴리우레탄 발포체 제조방법How to make high density flexible polyurethane foam

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (6)

경화된 폴리우레탄 발포체를 분쇄시키고, 분쇄된 폴리우레탄 발포제 분말을, 발포가능한 폴리우레탄 조성으로 혼합시키고 주형내에서 혼합물을 주조하는 여러 단계를 포함하는 고밀도 및 탄성을 지닌 가요성 폴리우레탄 발포체를 제조하는 방법.Crushing the cured polyurethane foam, mixing the pulverized polyurethane foam powder into a foamable polyurethane composition and casting the mixture in a mold to produce a flexible polyurethane foam with high density and elasticity Way. 경화된 폴리우레탄 발포체를 소모된 폴리우레탄 발포체를 이용하는 청구범위 제1항에 따른 방법.Process according to claim 1, wherein the cured polyurethane foam is used with exhausted polyurethane foam. 발포가능한 폴리우레탄 조성에 반드시 폴리올, 이소시아네이트, 촉매, 발포제가 포함되는 청구범위 제2항에 따른 방법.The process according to claim 2, wherein the foamable polyurethane composition necessarily comprises polyols, isocyanates, catalysts, blowing agents. 분쇄된 분말을 혼합시키기 전에 건조시키는 작업이 포함되어 있는 청구범위 제3항에 따른 방법.Process according to claim 3, comprising the step of drying the ground powder prior to mixing. 분쇄된 분말을 혼합시키기 전에 체를 치는 작업이 포함되어 있는 청구범위 제4항에 따른 방법.The method according to claim 4, comprising sieving before mixing the ground powder. 분쇄된 분말의 입자 크기가 0.5mm~3mm인 청구범위 제5항에 따른 방법.The method according to claim 5, wherein the powder size of the ground powder is 0.5 mm to 3 mm. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019820001102A 1982-03-13 1982-03-13 How to make high density flexible polyurethane foam KR830009155A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019820001102A KR830009155A (en) 1982-03-13 1982-03-13 How to make high density flexible polyurethane foam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019820001102A KR830009155A (en) 1982-03-13 1982-03-13 How to make high density flexible polyurethane foam

Publications (1)

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KR830009155A true KR830009155A (en) 1983-12-17

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KR1019820001102A KR830009155A (en) 1982-03-13 1982-03-13 How to make high density flexible polyurethane foam

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013058489A2 (en) * 2011-10-21 2013-04-25 주식회사 대동엔지니어링 Polyurethane-based cement composite, preparation method thereof, and molded product using same
KR102467142B1 (en) * 2022-03-10 2022-11-16 민응식 A process for the preparation of artificial basalt and artificial basalt produced therefrom
KR102648958B1 (en) * 2023-03-23 2024-03-19 삼부정밀화학 주식회사 Polyurethane foam composition comprising tpu powder and manufacturing method of shoe insole used the same

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013058489A2 (en) * 2011-10-21 2013-04-25 주식회사 대동엔지니어링 Polyurethane-based cement composite, preparation method thereof, and molded product using same
WO2013058489A3 (en) * 2011-10-21 2013-06-27 주식회사 대동엔지니어링 Polyurethane-based cement composite, preparation method thereof, and molded product using same
KR102467142B1 (en) * 2022-03-10 2022-11-16 민응식 A process for the preparation of artificial basalt and artificial basalt produced therefrom
KR102648958B1 (en) * 2023-03-23 2024-03-19 삼부정밀화학 주식회사 Polyurethane foam composition comprising tpu powder and manufacturing method of shoe insole used the same

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