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Application filed by 하기주, 주식회사 코오롱filedCritical하기주
Priority to KR1019910011619ApriorityCriticalpatent/KR930002576A/en
Publication of KR930002576ApublicationCriticalpatent/KR930002576A/en
보온성중면(中綿)소재의 제조방법Manufacturing method of heat insulation middle surface material
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
제1도는 본 발명으로 제조한 보온성중면소재의 확대종단면도.Figure 1 is an enlarged longitudinal cross-sectional view of the thermal insulating material prepared by the present invention.
Claims (4)
공기투과도가 0.6ft3/ft2·min 이하이고 경방향 인장강도가 7lbs/in이상인 폴리에틸렌 스판본드시티의 한쪽 면에 알루미늄을 진공증착시키고, 단섬유를 프리니들펀칭하여 웹을 제조하며, 상기 알루미늄이 진공증착된 폴리에틸렌 스판본드시트의 다른쪽 면에 상기 웹을 댄 다음 니들펀칭하여 제조하는 보온성중면(中綿)소재의 제조방법.Aluminum is vacuum-deposited on one side of polyethylene spanbond city having an air permeability of 0.6 ft 3 / ft 2 · min or less and a radial tensile strength of 7 lbs / in or more, and short fibers are preneeled to prepare a web. A method for producing a heat-insulating middle surface material, which is manufactured by needle punching the web on the other side of the vacuum-deposited polyethylene span bond sheet.제1항에 있어서, 니들펀칭은 바늘심도 6.0~13.0mm의 니들펀칭기를 사요 하여 진행속도 5~8m/min, 스트로크 400~600rpm으로 니들펀치함을 특징으로 하는 보온성중면(中綿)소재의 제조방법.The method of claim 1, wherein the needle punching needle using a needle depth of 6.0 ~ 13.0mm needle punching at a traveling speed of 5 ~ 8m / min, stroke 400 ~ 600rpm, characterized in that .제1항에 있어서, 알루미늄 진공증착은 3×10-3torr의 진공분위기에서 500Å이하의 알루미늄막이 형성되도록 진공증착을 행함을 특징으로 하는 보온성중면(中綿)소재의 제조방법.The method of claim 1, wherein the vacuum deposition of aluminum is performed in such a way that an aluminum film of 500 kPa or less is formed in a vacuum atmosphere of 3 × 10 −3 torr.제1항에 있어서, 단섬유는 폴리프로필렌, 또는 폴리에틸렌임을 특징으로 하는 보온성중면(中綿)소재의 제조방법.The method of claim 1, wherein the short fiber is polypropylene or polyethylene.※참고사항:최초출원 내용에 의하여 공개하는 것임.※ Note: This is to be disclosed based on the first application.
KR1019910011619A1991-07-091991-07-09
Manufacturing method of heat insulation middle surface material
KR930002576A
(en)
Microporous laminate of non-woven and polymeric film, microporous laminate layer, method of forming polymeric film with different degrees of microporosity and device to prevent the formation of holes
Fibrillated weatherproof webs having network structure, nonwoven fabrics made from the webs, and processes for the production of the webs and nonwoven fabrics