Cement-Based Self-Leveling Composition

The present invention relates to a self-leveling composition for floor toppings, characterized in that it is based on Portland cement or on cement mix CM II or CM III, and in that it further comprises at least sand, water and at least one plasticizer which is a water-soluble or water-dispersible organic compound (I) containing at least one aminodi(alkylenephosphonic) group and at least one polyoxyalkyl chain, or at least one salt of compound (I).

ABSORBENT MATERIAL HAVING OLEOPHILIC AND WATERPROOF PROPERTIES AND ITS APPLICATION FOR THE ABSORPTION OF WATER-POLLUTING OILS

Accelerating and hardening agent for silicic hydraulic binders.

La présente invention a trait à un agent accélérateur de prise et de durcissement des liants hydrauliques siliciques, caractérisé par le fait que: a. il est obtenu par hydratation, dans des conditions habituelles de pression et de température, et broyage d'une suspension aqueuse de liant hydraulique silicique; b. les particules de la suspension sont suffisamment fines pour que l'agent satisfasse au test suivant: une suspension aqueuse, dans une éprouvette de sédimentation, à 20 degréC, contenant 10 grammes (en sec) d'agent accélérateur dans 100 ml d'eau, doit avoir une hauteur de culot de sédimentation au moins égale à 50 % de la hauteur initiale au bout de 2 jours. c. il est sous forme d'une suspension aqueuse.

COMPOSITION FOR THE MANUFACTURE OF A MATERIAL USEFUL AS PROTECTION AGAINST SHOCK AND PROTECTIVE PACKAGING MADE THANKS TO THIS MATERIAL.

Self-levelling cement based composition

La présente invention concerne une composition autonivelante pour chapes de sol, caractérisée en ce qu'elle est à base de ciment Portland ou de ciment mélangé CM II ou CM III, et en ce qu'elle comprend en outre, au moins du sable, de l'eau et au moins un fluidifiant qui est un composé organique (I) hydrosoluble ou hydrodispersable, comportan t au moins un groupement amino-di(alkylènephosphonique) et au moins une chaîne polyoxyalkylée, ou au moins un sel du composé (I).</S DOAB>

SELF-LEVELING CEMENT-BASED COMPOSITION

Bonding and curing accelerator for hydraulic silicate binders.

Facing panel of fibre reinforced gypsum and method of manufacturing the same

Fibre-reinforced gypsum panel made up of at least one layer of fibre-reinforced gypsum in which the cellulose fibres are dispersed and which is optionally used in combination with other layers with identical or different physicochemical characteristics, this layer of fibre-reinforced gypsum being characterised in that its density is moderate, even in the absence of lightening materials and in that the fibres dispersed in the said layer are preferentially oriented in the lengthwise direction of the panel so that the flexural breaking strength of the layer in the lengthwise direction is higher than the flexural breaking strength in the transverse direction of the layer.

Setting and hardening accelerating agent for siliceous hydraulic binders

La présente invention a trait à un agent accélérateur de prise et de durcissement des liants hydrauliques siliciques, caractérisé par le fait que: a) il est obtenu par hydratation, dans des conditions habituelles de pression et de température, et broyage d'une suspension aqueuse de liant hydraulique silicique; b) les particules de la suspension sont suffisamment fines pour que l'agent satisfasse au test suivant: une suspension aqueuse, dans une éprouvette de sédimentation, à 20 °C, contenant 10 grammes (en sec) d'agent accélérateur dans 100 ml d'eau, doit avoir une hauteur de culot de sédimentation au moins égale à 50 % de la hauteur initiale au bout de 2 jours; c) il est sous forme d'une suspension aqueuse. The present invention relates to a setting and accelerating agent. hardening of silicone binders, characterized by the fact that: a) it is obtained by hydration, under usual conditions of pressure and temperature, and grinding of a suspension aqueous silicone binder; b) particles of the suspension are fine enough for the agent to pass the following test: an aqueous suspension, in a sedimentation test tube, at 20 ° C, containing 10 grams (dry) of accelerating agent in 100 ml of water, must have a height of sedimentation base at least equal to 50% initial height after 2 days; c) it is in form of an aqueous suspension.

ABSORBENT MATERIAL HAVING OLEOPHILIC AND HYDROFUGAL PROPERTIES AND ITS APPLICATION FOR THE ABSORPTION OF WATER POLLUTING OILS

1. A solid material having olephitic and hydropholic properties and which is adapted to continue to float absorption of oils, characterized in that it is constituted by a hydraulic binder adapted to cause setting upon mixing with water in the presence of at least one foaming agent, and to which a water-repellent agent is associated, the volume of open pores and the total volume of pores of said material meeting the relation : (volume of open pores)/(total volume of pores) < (1-dA )/dH (1-0,4dA ) wherein : dA = apparent density of the material ; dH = density of the oil to be absorbed.

USE OF AN IRREVERSIBLE AND STAGE-DEFORMABLE MATERIAL TO PROTECT OBJECTS FROM SHOCK

Setting and hardening accelerating agent for siliceous hydraulic binders

Setting and hardening accelerating agent for siliceous hydraulic binders wherein: a) it is obtained by hydration, in the usual pressure and temperature conditions, and grinding of a siliceous hydraulic binder aqueous suspension; b) the suspension particles are sufficiently fine for the agent to meet the following test requirements: an aqueous suspension in a sedimentation specimen at 20° C., containing 10 grams (dry weight) of the accelerating agent in 100 ml of water, must have a sedimentation deposit height at least equal to 50% of the initial height at the end of two days; c) it is in the form of an aqueous suspension.

FIBER PLASTER SIDING PLATE AND MANUFACTURING METHOD THEREOF.

Setting and hardening accelerating agent for siliceous hydraulic binders

Setting and hardening accelerating agent for siliceous hydraulic binders characterized in that: a) it is obtained by hydration, in the usual pressure and temperature conditions, and grinding of a siliceous hydraulic binder aqueous suspension; b) the suspension particles are sufficiently fine for the agent to meet the following test requirements: an aqueous suspension in a sedimentation specimen at 20 °C, containing 10 grams (dry weight) of the accelerating agent in 100 ml of water, must have a sedimentation deposit height at least equal to 50 % of the initial height at the end of two days; c) it is in the form of an aqueous suspension.

Accelerating and hardening agent for silicic hydraulic binders.

PCT No. PCT/FR94/00744 Sec. 371 Date Jun. 28, 1996 Sec. 102(e) Date Jun. 28, 1996 PCT Filed Jun. 20, 1994 PCT Pub. No. WO95/04007 PCT Pub. Date Feb. 9, 1995Setting and hardening accelerating agent for siliceous hydraulic binders wherein: a) it is obtained by hydration, in the usual pressure and temperature conditions, and grinding of a siliceous hydraulic binder aqueous suspension; b) the suspension particles are sufficiently fine for the agent to meet the following test requirements: an aqueous suspension in a sedimentation specimen at 20 DEG C., containing 10 grams (dry weight) of the accelerating agent in 100 ml of water, must have a sedimentation deposit height at least equal to 50% of the initial height at the end of two days; c) it is in the form of an aqueous suspension.

COMPOSITION FOR MANUFACTURING USEFUL MATERIAL SUCH AS SHOCK PROTECTION AND PROTECTIVE PACKAGING MADE THEREBY USING SUCH MATERIAL.

An irreversibly and gradually deformable impact protection material, wherein said material contains, for 100 parts by weight of at least one unhydrated hydraulic binder, 2.5-75 parts by weight of cellulose fibres dispersed in the matrix resulting from the setting and hardening of the hydraulic binder(s), and wherein said material has a density of 0.15-0.60 when dried.

Selbstnivellierende zementzusammensetzung

Verkleidungsplatte aus faserbewehrtem gips und verfahren zur herstellung

Verwendung eines irreversibel und stufenweise verformbaren materials zum schützen von gegenständen vor schlägen

Apparatus for cutting screwthreads through the agency of a press

Presse

Jeu de table.

Erstarrungs- und härtungsbeschleuniger für silikatische hydraulische bindemittel