High impact polyphenylene ether resin compositions containing mineral oil

Patent 4102850 Issued on July 25, 1978. Estimated Expiration Date:

April 13, 1997. 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.

Abstract Claims Description Full Text

Patent References

3203921

3472810

3538192

3658945

Blends of a polyphenylene ether resin and alkenyl aromatic resins modified with EPDM rubber
Patent #: 3943191
Issued on: 03/09/1976
Inventor: Cooper , et al.

Blends of a polyphenylene ether resin, alkenyl aromatic resins modified with EPDM rubber and graft polymerized high rubber content polymers Patent #: 3981841
Issued on: 09/21/1976
Inventor: Abolins , et al.

Inventors

Application

No. 05/787250 filed on 04/13/1977

US Classes:

524/141, Aryl group524/138, P directly bonded to two or more N524/140, P directly bonded to oxygen only524/142, Halogen524/143, Cresyl phosphate, e.g., di, etc.524/147, Phosphorus directly bonded to oxygen524/172, Atom other than C, H, S, O, or metal524/173, Sulfur directly bonded to oxygen and devoid of an aryl group, e.g., dimethyl sulfoxide, etc.524/207, Atom other than C, H, or N524/236, Trivalent or tetravalent nitrogen atom other than unsubstituted ammonium524/260, Nitro compound has an atom other than C, H, N, or O or has an oxygen or nitrogen atom other than as part of a nitro group524/341, Halogen524/371, Halogen524/411, With halogenated nonreactant material524/412, Halogen atom other than Cl524/462, Mixing with fluorine- or iodine-containing organic compound or composition; or product thereof DNRM524/467, Chlorine or bromine organic compound containing a bridged, fused, or cycloalphatic ring524/469, Bromine-containing organic compound524/471, Aromatic compound containing two or more aromatic rings524/511, Ethylenic polymer derived from at least one reactant containing two or more ethylenic groups524/80, DNRM which is other than silicon dioxide, glass, titanium dioxide, water, halohydrocarbon, hydrocarbon, or elemental carbon525/244, Contacting a solid polymer derived from ethylenic reactants only with an ethylenic reactant in the presence of a specified material525/68, With solid polymer derived from at least one phenolic reactant wherein at least one of the reactants forming the solid polymer is saturated; or with SPFI wherein at least one of the necessary ingredients is a phenolic reactant or with a reaction product thereof; or with phenolic-containing SICP525/905POLYPHENYLENE OXIDE

Examiners

Primary: Seccuro, Carman J.

Attorney, Agent or Firm

Morgan, Finnegan, Pine, Foley & Lee

International Classes

C08L 51/06 (20060101)
C08L 51/00 (20060101)
C08L 71/12 (20060101)
C08L 71/00 (20060101)

Abstract

Novel compositions are disclosed which include a polyphenylene ether resin and a small-particle EPDM rubber modified alkenyl aromatic resin containing a small amount of mineral oil. Also included within the scope of this invention are reinforced and flame-retardant compositions of said polyphenylene ether resin and said alkenyl aromatic resin modified with an EPDM rubber.