WO2019026674 (A1)

Cement admixture, cement composition and production method therefor

(22) 23.07.2018

(43) 07.02.2019

(57) Provided are a cement admixture and a cement composition, which, in a cement concrete cured body, have excellent anti-rust effects on an internal rebar, have shielding effects against chloride ions infiltrating from the exterior, and in addition, have low leaching of Ca ions and can suppress pore development. The cement admixture contains calcium boroaluminate wherein the molar ratio CaO/Al2O3 is 0.15 to 0.7, and the B2O3 content is 0.05 to 10% by mass.

(71) Denka Company Ltd (JP)

Related articles:

Issue 3/2019 GB 2564027 A

Non-aqueous liquid anti-shrinkage cement additives

(22) 19.05.2016 (43) 02.01.2019 (57) The present disclosure relates to a method of cementing comprising: providing a cement composition comprising: water, a cement, and a non-aqueous liquid...

more
Issue 6/2019 US 2019/0084881 A1

Cement additive, cement composition, and raw material for cement additive

(22) 07.07.2016 (43) 21.03.2019 (57) Provided is a cement additive that can significantly improve the strength of a cured product of a cement composition over a long time period. Also provided is a...

more
Issue 5/2019 SG11201900700S (A)

Fly ash, cement composition, and production method for fly ash

(22) 19.09.2017 (43) 27.02.2019 (57) Fly ash, cement composition, and production method for fly ash: Provided are fly ash, a cement composition containing the fly ash, and a method for preparing fly...

more
Issue 6/2018 WO2018062583 (A1)

Polymer compound for admixture of cement composition

(22) 28.09.2016 (43) 05.04.2018 (57) Disclosed is a polycarboxylic acid-based copolymer compound formed as a result of the copolymerization of a polyalkylene glycol monoalkenyl ether monomer and an...

more
Issue 11/2018 US 2018/0230057 A1

White cementitious compositions

(22) 11.04.2018 (43) 16.08.2018 (57) A cementitious composition includes (i) white Portland cement having a fineness of about 350-550 m2/kg, D90 between about 11-50 ?m, and total combined iron oxide,...

more