Ready mixed dry mortar and preparation method thereof

A dry-mixed mortar and fine sand technology, which is applied in the field of dry-mixed mortar, can solve the problems of low level of civilized construction, unstable mortar quality, and single type of mortar, so as to facilitate the growth of cement strength and mixing construction, flexible formula, The effect of low drying shrinkage
CN102408209AInactive Publication Date: 2012-04-11中山建华墙体材料有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
中山建华墙体材料有限公司
Publication Date
2012-04-11
Estimated Expiration
Not applicable · inactive patent
Patent Text Reader

Abstract

The invention discloses a ready mixed dry mortar and a preparation method thereof. The ready mixed dry mortar is prepared by the following components in percentage by weight: 18-50% of cement, 48-80% of medium fine sand and 0.1-2% of cellulose ether high molecular polymer. The preparation method comprises the following steps of: A, drying the medium fine sand, screening to remove particles of more than 4.75mm and weighing for use; B, weighing the cellulose ether high molecular polymer and the cement, and uniformly stirring in advance for use; and C, adding the medium fine sand screened in the step A and the mixture of the cellulose ether high molecular polymer and the cement in the step B to a stirrer for uniformly stirring to obtain the product. The aim of the invention is to overcome the defects in the prior art and provide a high-quality ready mixed dry mortar containing high molecular polymer component. The other aim of the invention is to provide a method for preparing the ready mixed dry mortar.
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Description

technical field

[0001] The invention relates to a dry-mixed mortar, and also relates to a method for preparing the dry-mixed mortar. Background technique

[0002] Ready-mixed mortar refers to various mortar mixtures produced by specialized manufacturers and used in construction projects. It is a new type of building material developed in my country in recent years. It can be divided into ordinary ready-mixed mortar and special mortar according to its performance. Ordinary mortar mainly includes masonry mortar, plastering mortar and ground mortar. Masonry mortar and plastering mortar are mainly used for masonry and plastering of various concrete bricks, fly ash bricks and clay bricks in load-bearing walls and non-load-bearing walls. Ground mortar is used for ground leveling in ordinary and special occasions. Special mortar includes thermal insulation mortar, decorative mortar, self-leveling mortar, waterproof mortar, etc. It has various uses and is widely used in building ex...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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