Patent search ap:("NAT STARCH CHEM CORP") AND inv:"CALDWELL CARLYLE G" Page 1

1.

发明授权
Method of making paper containing starch derivatives having both anionic and cationic groups,and the product produced thereby 失效
Title translation: 制备含有两种阴离子和阳离子组的淀粉衍生物的纸的方法及其生产的产品

公开(公告)号：US3459632A

公开(公告)日：1969-08-05

申请号：US3459632D

申请日：1965-11-17

Applicant: NAT STARCH CHEM CORP

Inventor： CALDWELL CARLYLE G , JAROWENKO WADYM , HODGKIN IRVING D

IPC: B29C49/04 , B29C49/36 , C08B31/00 , C08B31/08 , C08B31/16 , D21H17/28 , D21H3/20 , D21D3/00

CPC classification number: D21H17/28 , B29C49/04 , B29C49/36 , B29C2793/00 , C08B31/00 , C08B31/08 , C08B31/16

2.

发明授权
Cold water soluble amino alkyl ethers of starch 失效
Title translation: 冷水溶性氨基烷基醚的淀粉

公开(公告)号：US2917506A

公开(公告)日：1959-12-15

申请号：US62355456

申请日：1956-11-21

Applicant: NAT STARCH CHEM CORP

Inventor： CALDWELL CARLYLE G , WURZBURG OTTO B

IPC: C08B31/12

CPC classification number: C08B31/125

3.

发明授权
Flocculation of fine particles by starch ethers 失效
Title translation: 用淀粉醚絮凝细颗粒

公开(公告)号：US2975124A

公开(公告)日：1961-03-14

申请号：US68088957

申请日：1957-08-28

Applicant: NAT STARCH CHEM CORP

Inventor： CALDWELL CARLYLE G , WURZBURG OTTO B , SHIOU-CHUAN SUN

IPC: C02F1/52 , C02F1/54 , C08B31/12

CPC classification number: C08B31/125 , C02F1/5263 , C02F1/54

4.

发明授权
Method of making paper containing a starch ether and product produced thereby 失效
Title translation: 制造含有淀粉醚的纸和由其制得的产品的方法

公开(公告)号：US2935436A

公开(公告)日：1960-05-03

申请号：US65801057

申请日：1957-05-09

Applicant: NAT STARCH CHEM CORP

Inventor： CALDWELL CARLYLE G , WURZBURG OTTO B

IPC: D21H17/28

CPC classification number: D21H17/28

Patent Agency Ranking