-
1.发明公开
公开(公告)号：EP4330208A1
公开(公告)日：2024-03-06
申请号：EP22726659.0
申请日：2022-04-29
-
公开(公告)号：EP4219423A1
公开(公告)日：2023-08-02
申请号：EP22305083.2
申请日：2022-01-27
申请人： Ecocem Materials Limited , Ecole Normale Supérieure Paris-Saclay , CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS)
发明人： FROUIN, Laurent , ALFANI, Roberta , CHAOUCHE, Mohend , PLANK, Johann , LEI, Lei
IPC分类号： C04B24/16 , C04B24/24 , C04B24/26 , C04B28/08 , C04B103/30
摘要： The invention concerns a ready-mix concrete or mortar, or precast concrete composition, devoted in particular to building construction and civil engineering works, comprising at least one aggregate (A), a binder composition (B), at least one alkali sulfate activator (C), water (D) and at least one water reducing polymer (E), wherein the binder composition (B) comprises:
(b1)Ground Granulated Blast Furnace Slag (GGBS),
(b2) optionally at least one hydraulic binder other than GGBS, according to standard EN 197-1 and EN 197-5,
(b3) optionally one or more supplementary cementitious materials, and
(b4) optionally one or more filler materials,
wherein the water reducing polymer (E) is a copolymer comprising the following monomeric units:
- units A
- units B
- units C
- units D
wherein: - - - represents a bonding site of a monomeric unit
the quantity of monomeric units A is between 0 and 40 mol%,
the quantity of monomeric units B is between 25 and 95 mol%,
the quantity of monomeric units C is between 5 and 50 mol%,
the quantity of monomeric units D is between 0 and 25 mol%, and
wherein said ready-mix concrete or mortar, or precast concrete composition is classified in one of the classes S3, S4 and S5 according to standard NF EN 206.-
公开(公告)号：EP4330206A1
公开(公告)日：2024-03-06
申请号：EP22726658.2
申请日：2022-04-29
申请人： Ecocem Materials Limited , Ecole Normale Supérieure Paris-Saclay , Centre National de la Recherche Scientifique (CNRS) , Institut National des Sciences Appliquées de Toulouse , Université Paul Sabatier Toulouse III
发明人： FROUIN, Laurent , ALFANI, Roberta , GUTSALENKO, Tanya , WATTEZ, Thomas , CHAOUCHE, Mohend , CYR, Martin
IPC分类号： C04B28/04 , C04B28/12 , C04B111/60
-
4.发明公开
公开(公告)号：EP4311815A1
公开(公告)日：2024-01-31
申请号：EP22306154.0
申请日：2022-07-29
申请人： Ecocem Materials Limited , Ecole Normale Supérieure Paris-Saclay , Centre National de la Recherche Scientifique (CNRS) , Université Paul Sabatier Toulouse III , Institut National des Sciences Appliquées de Toulouse
发明人： FROUIN, Laurent , ALFANI, Roberta , LANIESSE, Priscillia , WATTEZ, Thomas , CHAOUCHE, Mohend , CYR, Martin
摘要： The invention concerns a binder composition comprising:
a. between 10% and 49% in dry weight of Portland cement, lime or a mixture thereof;
b. between 10% and 49% in dry weight of at least one pozzolanic material;
c. between 21% and 80% in dry weight of at least one filler;
d. between 0.1% and 10% in dry weight, relative to the total weight of components a, b and c, of at least one activator;
e. between 0.05% and 1.5% in dry weight, relative to the total weight of components a, b and c, of at least one rheology enhancing admixture ;
said filler being a particles mixture of:
- between 10% and 100% in weight, in respect with the total weight of the filler, of particles having a dso greater than or equal to 0,05µm and strictly less than 8µm, and
- between 0% and 90% in weight, in respect with the total weight of the filler, of particles having a dso greater than or equal to 8µm and strictly less than 200µm.-
公开(公告)号：EP4311814A1
公开(公告)日：2024-01-31
申请号：EP22306153.2
申请日：2022-07-29
申请人： Ecocem Materials Limited , Ecole Normale Supérieure Paris-Saclay , Centre National de la Recherche Scientifique (CNRS)
IPC分类号： C04B24/26 , C04B28/16 , C04B103/30
摘要： Process for preparing a wet concrete composition comprising a step of mixing with water:
A. at least one aggregate,
B. a binder system, in an amount of 400 Kg per m 3 of the wet concrete composition or less, preferably less than 370 Kg per m 3 of the wet concrete composition,
C. an admixture formulation,
the binder system (B.) being prepared before the mixing step or in situ during the mixing step, from at least some of the different components of the binder system; said components being taken separately and/or under the form of premix(es),
wherein the binder system (B.) comprises:
(B1) between 1% and 34% in dry weight of at least one lime source;
(B2) between 5% and 75% in dry weight of ground granulated blast furnace slag;
(B3) between 21% and 90% in dry weight of at least one filler;
(B4) Between 0.1% and 5% in dry weight, relative to the total weight of components B1, B2 and B3, of SO 3 ;
wherein said admixture formulation (C.) comprises:
(C3) at least one water reducing polymer;
(C4) optionally a wetting agent and/or a surfactant;
wherein the step of mixing with water is carried out with a water to binder system (B.) weight ratio comprised between 0.2 and 0.4, and more advantageously between 0,25 and 0,35.-
公开(公告)号：EP4279468A1
公开(公告)日：2023-11-22
申请号：EP22305723.3
申请日：2022-05-16
申请人： Ecocem Materials Limited , Centre National de la Recherche Scientifique (CNRS) , Ecole Normale Supérieure Paris-Saclay
摘要： The invention concerns an ettringitic and stratlingitic binder composition comprising:
A) Crystaline calcium aluminate Cement (CAC),
B) Ground Granulated Blast Furnace Slag (GGBS), and
C) Sulfate source selected from the group consisting of Anhydrite calcium sulfate (AC$) and/or alkali sulfate (A$).-
7.发明公开
公开(公告)号：EP4276084A1
公开(公告)日：2023-11-15
申请号：EP22305696.1
申请日：2022-05-10
申请人： Ecocem Materials Limited , Ecole Normale Supérieure Paris-Saclay , CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS) , Université Paul Sabatier Toulouse III , Institut National des Sciences Appliquées de Toulouse
发明人： FROUIN, Laurent , ALFANI, Roberta , GUTSALENKO, Tanya , WATTEZ, Thomas , CHAOUCHE, Mohend , CYR, Martin
IPC分类号： C04B28/08 , C04B28/10 , C04B111/60
摘要： The invention concerns a hydraulic binder composition comprising:
A) a mixture of:
A-1) between 20 dry wt% and 95 dry wt % of at least one steel making slag,
A-2) between 4 dry wt % and 79 dry wt % of at least a slag different from A-1, and/or at least one pozzolanic material and/or at least one inert filler,
A-3) between 1 dry wt % and 25 dry wt % of at least one co-binder, preferably a clinker source and/or a lime source different from A-1 and A-2,
B) between 0.01 dry wt % and 10 dry wt %, relative to the total dry weight of A, of at least one steel making slag accelerator,
C) between 0.1 dry wt% and 5 dry wt%, relative to the total dry weight of A, of at least one alkali activator for reacting A-1, A-2 and/or A-3 with water, C being different from B and chosen among alkali mineral salts and mixtures thereof,
D) between 0.1 dry wt% and 2 dry wt%, relative to the total dry weight of A, of at least one fluidification agent.-
公开(公告)号：EP4082984A1
公开(公告)日：2022-11-02
申请号：EP21305565.0
申请日：2021-04-30
申请人： Ecocem Materials Limited , École Normale Supérieure Paris-Saclay , CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS) , Institut National des Sciences Appliquées de Toulouse , Université Paul Sabatier Toulouse III
发明人： FROUIN, Laurent , ALFANI, Roberta , GUTSALENKO, Tanya , WATTEZ, Thomas , CHAOUCHE, Mohend , CYR, Martin
IPC分类号： C04B28/04 , C04B28/12 , C04B111/60
摘要： The invention concerns a binder composition comprising:
a. between 1% and 30% in dry weight of Portland cement, lime or a mixture thereof;
b. between 1% and 40% in dry weight of ground granulated blast furnace slag ;
c. between 20% and 50% in dry weight of at least one pozzolanic material;
d. between 20% and 65% in dry weight of at least one filler;
e. between 0.5% and 10% in dry weight, relative to the total weight of components a, b c and d, of at least one activator;
f. between 0.05% and 1.5% in dry weight, relative to the total weight of components a, b, c and d, of at least one water reducer polymer;
said filler being a particles mixture of:
- between 10% and 90% in weight, in respect with the total weight of the filler, of particles having a d 50 greater than or equal to 0,05µm and strictly less than 8µm, and
- between 10% and 90% in weight, in respect with the total weight of the filler, of particles having a d 50 greater than or equal to 8µm and strictly less than 200µm.-
9.发明公开
公开(公告)号：EP4082988A1
公开(公告)日：2022-11-02
申请号：EP21305566.8
申请日：2021-04-30
申请人： Ecocem Materials Limited , École Normale Supérieure Paris-Saclay , CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS) , Institut National des Sciences Appliquées de Toulouse , Université Paul Sabatier Toulouse III
摘要： The above objectives are reached thanks to a binder composition comprising:
a. between 1% and 30% in dry weight of at least one lime source;
b. between 5% and 75% in dry weight of ground granulated blast furnace slag;
c. between 20% and 90% in dry weight of at least one filler;
d. between 0.1% and 5% in dry weight, relative to the total weight of components a, b and c, of SO 3 ;
e. between 0.1% and 1% in dry weight, relative to the total weight of components a, b and c, of at least one water reducer polymer;
f. between 0% and 2% in dry weight, relative to the total weight of components a, b and c, of at least one accelerator different from d.;
said ground granulated blast furnace slag being a particles mixture of:
- between 10% and 100% in weight, in respect with the total weight of the ground granulated blast furnace slag, of particles having a d 50 greater than or equal to 1µm and strictly less than 5µm,
- between 0% and 90% in weight, in respect with the total weight of the ground granulated blast furnace slag, of particles having a d 50 greater than or equal to 5µm and preferably less than 15µm, said filler being a particles mixture of :
- between 10% and 90% in weight, in respect with the total weight of the filler, of particles having a d 50 greater than or equal to 0,05µnn and strictly less than 8µm, and
- between 10% and 90% in weight, in respect with the total weight of the filler, of particles having a d 50 greater than or equal to 8µm and strictly less than 200µm.-
公开(公告)号：EP4132896A1
公开(公告)日：2023-02-15
申请号：EP21716229.6
申请日：2021-04-08
-
-
-
-
-
-
-
-
-
搜索结果
10 条记录 (耗时 0.019 秒)
