公开(公告)号：US5009713A

公开(公告)日：1991-04-23

申请号：US14593

申请日：1987-02-13

Applicant: Masaharu Sakuta ,  Toshiharu Urano ,  Kyoichi Tanaka ,  Masashi Sugiyama ,  Shyuzo Endoh ,  Keisuke Fujioka

Inventor： Masaharu Sakuta ,  Toshiharu Urano ,  Kyoichi Tanaka ,  Masashi Sugiyama ,  Shyuzo Endoh ,  Keisuke Fujioka

IPC: C04B24/02 ,  C04B24/12 ,  C04B24/32

CPC classification number: C04B24/32 ,  C04B24/12 ,  C04B2111/22

Abstract: The invention relates to a hydraulic cement composition comprising, as a carbonation inhibitor of the cement composition, at least one compound of the formula (I):A--(Y.sub.n --H).sub.lwherein A is a polyamine residue containing 2-10 carbon atoms,Y is --C.sub.3 H.sub.6 --O--,l is a number equal to 1-8,n is a number equal to 1-4,the product of n.times.l is equal to 13-20,the active hydrogen(s) involved in the amino groups in the polyamine residue being partly or wholly substituted with the residue(s) of propylene oxide.

Abstract translation: 本发明涉及一种水硬性水泥组合物，其包含作为水泥组合物的碳酸化抑制剂的至少一种式（I）的化合物：A-（Yn-H）1，其中A是含有2-10个碳原子的多胺残基 ，Y是-C 3 H 6 -O-，l是等于1-8的数，n是等于1-4的数，nx1的乘积等于13-20，参与氨基的活性氢 多胺残基中的基团部分或全部被环氧丙烷的残基取代。