The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 05, 2015
Filed:
Dec. 14, 2011
Yueqin Chi, Jiangsu, CN;
Fei Wu, Jiangsu, CN;
Tian Cao, Jiangsu, CN;
Qiang Zhang, Jiangsu, CN;
Hualan Sui, Jiangsu, CN;
Wei Huang, Jiangsu, CN;
Yueqin Chi, Jiangsu, CN;
Fei Wu, Jiangsu, CN;
Tian Cao, Jiangsu, CN;
Qiang Zhang, Jiangsu, CN;
Hualan Sui, Jiangsu, CN;
Wei Huang, Jiangsu, CN;
Abstract
A process for preparing a particle defoamer. The particle defoamer of 55%-75% of a carrier, 15%-35% of a silicone emulsion, 3%-10% of a texturing agent and 2%-10% of a solvent, based on the total weight of the particle defoamer; the process for preparing the particle defoamer is: (1)first adding a carrier A1 into a mixer, and then adding thereto a silicone emulsion B1, and stirring uniformly; (2)adding a carrier component A2 to the mixture obtained in (1), and stirring uniformly; (3)adding a silicone emulsion B2 to the mixture obtained in (2), and, after uniformly stirring, adding the solvent thereto and stirring uniformly; and (4)pelleting and drying by baking the mixture obtained in(3), so as to produce the product.