|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||252/181 ; 252/134 ; 252/174 ; 252/175|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 23 인용 특허 : 9|
An improved granulation and tablet product for water treatment. One or more water treating agents are dispersed and entrapped in a water soluble polymeric material which is more water soluble than the water treating agent. The water treating agent is entrapped in a polymeric matrix by first treating the polymeric material with an alcohol, blending with the water treating agent and subsequently adding water to the admixed polymeric material and water treating agent.
A granulation or tablet product wherein a dry ingredient is entrapped in a polymeric material, the dry ingredient being different from the polymeric material and being less water soluble, said product produced by the steps comprising: treating said polymeric material with an alcohol which is substantially free of water to blanket said polymeric material from moisture and air; admixing said alcohol treated polymeric material with said dry ingredient; and combining said admixed product with water to bond the polymeric molecules of said polymeric material t...