Polymer mixture comprising polyphenylene ether and polyamide
Patent 5134196 Issued on July 28, 1992. Estimated Expiration Date: 
August 1, 2010. 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.
August 1, 2010. 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 ReferencesImpact modifier for thermoplastic compositions Thermoplastic resin composition Impact modified polyphenylene ether-polyamide compositions Polymer mixture comprising polyphenylene ether and polyamide Patent #: 4960825 InventorAssigneeApplicationNo. 561050 filed on 08/01/1990US Classes:525/89, Mixture contains two or more solid block or block-type copolymers524/275, Oxygen wax DNRM524/505, Solid block or solid block-type copolymer with other solid polymer, SICP or SPFI525/92B, Solid polymer derived from a lactam; from an amino carboxylic acid or derivative; from a polyamine and a polycarboxylic acid or derivative525/393, Mixed with silicon-containing reactant or polymer derived therefrom525/397, Mixed with carboxylic acid or derivative reactant or polymer derived therefrom525/905POLYPHENYLENE OXIDEExaminersPrimary: Ziegler, JacobAttorney, Agent or FirmInternational ClassesC08L 053/02C08L 071/12 Foreign Application Priority Data1987-06-29 NLAbstractThe mechanical properties of polymer mixtures which comprise a polyphenylene ether, a polyamide, and an agent to improve the impact strength can be improved by using as an agent to improve the impact strength a mixture consisting ofa) 10-90 parts by weight of a partially hydrogenated diene-vinylaromatic diblock copolymer and,b) 90-10 parts by weight of a partially hydrogenated diene-vinylaromatic polyblock copolymer having at least three blocks. | |
