Title:
MICROAGGLOMERATION OF IMPACT MODIFIER
Document Type and Number:
Japanese Patent JP3228437
Kind Code:
B2
Abstract:
PURPOSE: To provide core/sell impact modifiers useful in toughening poly(vinyl chloride) and other thermoplastic resin and a process for producing the same.
CONSTITUTION: A core/shell impact modifiers are prepared at small particle sizes by an emulsion polymn. process and agglomerated by a new technique which has little effect on emulsion solids and further encapsulated by a final shell and isolated by spray-drying or coagulation. The isolated particles are readily re-dispersed to their original particle size in the matrix polymer.
Inventors:
Morris Christopher Wills
Application Number:
JP21490092A
Publication Date:
November 12, 2001
Filing Date:
August 12, 1992
Export Citation:
Assignee:
ROHM AND HAAS COMPANY
International Classes:
C08F279/02; C08F279/00; C08F285/00; C08L51/00; C08L51/06; C08L101/00; (IPC1-7): C08F285/00; C08F279/02; C08L51/00; C08L101/00
Domestic Patent References:
| JP5478751A | ||||
| JP1252653A | ||||
| JP60229911A | ||||
| JP37711A | ||||
| JP4356502A | ||||
| JP2225510A |
Attorney, Agent or Firm:
Minoru Senda (1 person outside)