公开(公告)号：US10457603B2

公开(公告)日：2019-10-29

申请号：US16276285

申请日：2019-02-14

Applicant: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS

Inventor： Mohammed Maslehuddin ,  Salah U. Al-Dulaijan ,  Mohammed Rizwan Ali ,  Mahmoud Nasr

IPC: C04B28/04 ,  C04B28/00 ,  C04B28/06 ,  C04B28/08 ,  C04B28/10 ,  C04B111/28 ,  C04B111/40

Abstract: A structural lightweight concrete composition comprising cement, a fine aggregate such as sand, a natural coarse aggregates, such as limestone, scoria or perlite or mixtures thereof, a synthetic coarse aggregate comprising a polymeric material, such as polypropylene beads, an industrial waste byproduct in the form of fine particles, such as silica fume or heavy oil ash, a superplasticizer, such as a polycarboxylate ether and water demonstrating lower thermal conductivity and sufficient compressive strength. Concrete products made therefrom and methods for producing such products are also provided.

公开(公告)号：US10308553B2

公开(公告)日：2019-06-04

申请号：US15084653

申请日：2016-03-30

Applicant: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS

Inventor： Mohammed Maslehuddin ,  Salah U. Al-Dulaijan ,  Mohammed Rizwan Ali ,  Mahmoud Nasr

IPC: C04B28/04 ,  C04B28/00 ,  C04B28/06 ,  C04B28/08 ,  C04B28/10 ,  C04B111/28 ,  C04B111/40

Abstract: A structural lightweight concrete composition comprising cement, a fine aggregate such as sand, a natural coarse aggregates, such as limestone, scoria or perlite or mixtures thereof, a synthetic coarse aggregate comprising a polymeric material, such as polypropylene beads, an industrial waste byproduct in the form of fine particles, such as silica fume or heavy oil ash, a superplasticizer, such as a polycarboxylate ether and water demonstrating lower thermal conductivity and sufficient compressive strength. Concrete products made therefrom and methods for producing such products are also provided.