Patent search ap:("NAT STARCH CHEM CORP") AND inv:"HODGKIN IRVING D" 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
Electroconductive paper and process of making same 失效
Title translation: 电磁纸及其制造方法

公开(公告)号：US3619284A

公开(公告)日：1971-11-09

申请号：US3619284D

申请日：1969-04-16

Applicant: NAT STARCH CHEM CORP

Inventor： RAY-CHAUDHURI DILIP K , FIELD STANLEY , HODGKIN IRVING D

IPC: G03G5/10 , G03G5/00

CPC classification number: G03G5/101 , Y10T428/277

Abstract: A paper having a surface adapted for electrostatic printing and a process for preparing such paper; said paper containing at least one monoquaternary nitrogen compound which serves as the electrostatic electroconductive medium.

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