公开(公告)号：US3705891A

公开(公告)日：1972-12-12

申请号：US3705891D

申请日：1970-11-04

Applicant: STALEY MFG CO A E

Inventor： TUSCHHOFF JOHN V ,  HANSON CLEO E

IPC: C04B24/38 ,  C08B31/08 ,  C08B31/12 ,  C08B19/06

CPC classification number: C08B31/08 ,  C04B24/383 ,  C08B31/12

Abstract: UNGELATINIZED COLD-WATER-SWELLING HYDROXYPROPYLATED STARCH MATERIALS PRODUCED BY REACTING A DRY GRANULAR STARCH MATERIAL DIRECTLY WITH PROPYLENE OXIDE IN THE PRESENCE OF A POLYBASIC, WATER-SOLUBLE SALT OF PHOSPHORIC ACID. THE STARCH DERIVATIVES PRODUCED BY THIS METHOD ARE USEFUL AS FOOD ADDITIVES, FOR CEMENT BINDERS, AND FOR SIMILAR USES IN WHICH A COLD-WATER-SWELLING STARCH DERIVATIVE IS USEFUL.

公开(公告)号：US3422088A

公开(公告)日：1969-01-14

申请号：US3422088D

申请日：1965-08-02

Applicant: STALEY MFG CO A E

Inventor： TUSCHHOFF JOHN V ,  KESSINGER GENE L ,  HANSON CLEO E

IPC: A23L1/0522 ,  C08B31/00 ,  A23L1/14 ,  C08B19/00

CPC classification number: C08B31/006 ,  A23L29/219