EP 3 862 333 A1

Cement mortar additive comprising hydrophobic silica, and preparation method therefor

(22) 26.09.2019

(43) 11.08.2021

(57) The present disclosure relates to a cement mortar additive and a method of manufacturing the same. More particularly, the present disclosure relates to a cement mortar additive for solving the inhomogeneity, which is a problem caused by the deliquescence of urea, so that the deterioration of the physical properties of a cement mortar is prevented and the open time, water retentivity, and workability of the cement mortar are im-proved, and to a method of manufacturing the cement mortar additive.

(71) Lotte Fine Chemical Co., Ltd. Nam-gu, Ulsan 44714 (KR)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES Fl FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR; Designated Extension States: BA ME; Designated Validation States: KH MA MD TN

x

Related articles:

Issue 2019-11 WO 2019/157593 A1

Desert sand and filamentous cellulose in concrete and mortar

(22) 12.02.2019 (43) 22.08.2019 (57) The present provides a concrete and mortar mix and composition thereof with poor quality sand such as desert sand, hydraulic binder (cement) and filamentous...

more
Issue 2021-7 US 2021/0214277 A1

Desert sand and filamentous cellulose in concrete and mortar

(22) 12.02.2019 (43) 15.07.2021 (57) The present provides a concrete and mortar mix and composition thereof with poor quality sand such as desert sand, hydraulic binder (cement) and filamentous...

more
Issue 2019-7-8 US 2019/0127277 A1

Cement additive composition comprising polycarboxylic acid-based copolymer

(22) 08.12.2017 (43) 02.05.2019 (57) The present disclosure relates to a cement additive composition including a polycarboxylic acid-based copolymer. When the cement additive composition of the...

more
Issue 2015-11 WO 2015/133654 A2

White cement and its manufacturing method

(22) 08.04.2014 (43) 11.09.2015 (57) The present invention relates to white cement made of pencatite and its manufacturing method. The present invention provides white cement manufactured through...

more
Issue 2020-11-12 US 2020/0317568 A1

Method for the production of Portland cement composition with low embodied energy and carbon for abrasion resistant concrete and mortar

(22) 26.03.2020 (43) 08.10.2020 (57) Portland cement has high embodied energy and embodied carbon associated with its manufacture. In many construction applications, the need for concrete and mortar...

more