U.S. patents available from 1976 to present.
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Process for preparing composite structures

Patent 5744235 Issued on April 28, 1998. Estimated Expiration Date: Icon_subject June 5, 2015. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3275590

3744726

3799455

Inorganic reinforcing phase dispersed and bonded to polymer matrix
Patent #: 4251576
Issued on: 02/17/1981
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Method for producing high strength metal-ceramic composition
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Carbon fibrils, method for producing same and compositions containing same
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Issued on: 05/05/1987
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Method for producing ultra fine and short metal fibers
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Inventor

Assignee

Application

No. 462869 filed on 06/05/1995

US Classes:

428/364, Rod, strand, filament or fiber427/212, PARTICLES, FLAKES, OR GRANULES COATED OR ENCAPSULATED427/215, Inorganic base427/220, Organic coating427/457, DIRECT APPLICATION OF ELECTRICAL, MAGNETIC, WAVE, OR PARTICULATE ENERGY427/532, Pretreatment of substrate or post-treatment of coated substrate428/323, Including a second component containing structurally defined particles428/332, Physical dimension specified428/367, Including free carbon or carbide or therewith (not as steel)428/368In coating or impregnation

Examiners

Primary: Weisberger, Richard

Attorney, Agent or Firm

Foreign Patent References

  • 63-286468 JP. 11/13/1988
  • WO 87/07559 WO. 12/13/1987
  • WO 87/01317 WO. 12/13/1987

International Class

D02G 003/00

Abstract

A compounding process for preparing a composite that includes introducing one or more fillers and a matrix material into a stirred ball mill and subjecting the fillers and the matrix material to a combination of shear and impact forces under reaction conditions including reaction time sufficient to reduce the size of agglomerates formed by the fillers to a value below a pre-determined value to disperse the fillers throughout the matrix material.

Other References

  • Handbook of Fillers and Reinforcements For Plastics, Katz and Milewski, 1986 pp. 1-2
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