摘要:
Procédé de réalisation d'un écran de protection acoustique pour moteur de véhicule automobile et écran obtenu par un tel procédé L'invention concerne un procédé comprenant les étapes suivantes : prévoir une feuille (4) métallique réfléchissante de protection thermique, ladite feuille étant pourvue d'une pluralité de micro-perforations (19); prévoir un matelas de fibres comprenant une résine thermodurcissable; superposer ladite feuille et ledit matelas dans un premier moule de thermocompression pour former une couche d'isolation (5) thermique, et de manière à associer ladite feuille à ladite couche par ladite résine, pour obtenir une coque de protection thermique comprenant ladite couche et ladite feuille; disposer ladite coque contre la paroi supérieure (10) d'un deuxième moule, ladite paroi étant pourvue d'évents (11) de dégazage, ladite feuille étant tournée vers ladite paroi; injecter dans ledit deuxième moule un mélange précurseur de mousse de polyuréthanne poreuse à l'air, la paroi inférieure (12) dudit deuxième moule étant dépourvue de revêtement étanche; après expansion de la mousse, démouler l'écran (1) obtenu, dans lequel la mousse forme un support (2) surmoulant ladite couche.
摘要:
A method for making low emissivity panels, including control the composition of a barrier layer formed on a thin conductive silver layer. The barrier structure can include a ternary alloy of nickel, titanium, and niobium, which showed improvements in overall performance than those from binary barrier results. The percentage of nickel can be between 5 and 15 wt%. The percentage of titanium can be between 30 and 50 wt%. The percentage of niobium can be between 40 and 60 wt%.
摘要:
The present invention concerns a foldable duct (4) made of glass or stone fibres and binder agent having a foil (1) laminated thereon, on the inside and outside of the duct, wherein the foil (1) at least comprises: -an outer layer of aluminium (5), -an intermediate layer of a thermoplastic polymer (6) having a lower melt point than polyethylene, positioned closest to the outer layer of aluminium (5), -an intermediate layer of polyethylene (7), positioned between the intermediate layer of thermoplastic polymer (6), and -an inner layer of a thermoplastic polymer (8) having a lower melt point than polyethylene.
摘要:
The present invention relates to a segmented block copolymer composition based on diblock and/or triblock copolymers of vinyl aromatic monomer and hydrogenated butadiene blocks and thermoplastic polyurethane blocks which are linearly bonded by N or O atoms, and its procedure of obtainment based on reactive extrusion. Furthermore, the present invention relates to a thermoplastic composition, a laminate structure and a polyurethane foam, with improved properties, comprising the segmented block copolymer composition.
摘要:
본 출원은 점착제 조성물, 이를 포함하는 봉지 필름, 이를 포함하는 유기전자장치 및 상기 유기전자장치의 제조방법에 관한 것으로서, 외부로부터 유기전자장치로 유입되는 수분 또는 산소를 효과적으로 차단할 수 있는 구조의 형성이 가능하고, 패널 제조 공정 중의 공정성이 우수하며 동시에 고온 고습 조건에서의 내열 유지력이 우수한 점착제 조성물을 제공한다.