BRANCHED AROMATIC POLYCARBONATE, PROCESS FOR PRODUCING THE SAME, AND BLOW-MOLDED ARTICLE THEREOF
申请人:TEIJIN LIMITED
公开号:EP1179556A1
公开(公告)日:2002-02-13
A method for producing a high-quality thermoplastic branched polycarbonate which is used in blow-molding, extrusion or vacuum molding from a linear aromatic polycarbonate efficiently.
The thermoplastic branched polycarbonate is produced by melt-mixing and reacting a substantially linear aromatic polycarbonate with an acid anhydride having at least two cyclic acid anhydride groups in a molecule in the presence of a basic catalyst.
METAL SALTS OF MALONIC ACID AS NUCLEATING ADDITIVES FOR CRYSTALLINE THERMOPLASTICS
申请人:INDIAN OIL CORPORATION Ltd.
公开号:EP3527616A1
公开(公告)日:2019-08-21
The present invention provides a metal salt of malonic acid derivative compound having chemical formula (1) as an α-nucleating agent and process for preparing the same. The present invention also provides a polymer additive and thermoplastic composition comprising the metal salt of malonic acid derivative compound having chemical formula (I).
Metal salts of malonic acid as nucleating additives for crystalline thermoplastics
申请人:INDIAN OIL CORPORATION LIMITED
公开号:US11180630B2
公开(公告)日:2021-11-23
The present invention provides a metal salt of malonic acid derivative compound having chemical formula (I) as an α-nucleating agent and process for preparing the same. The present invention also provides a polymer additive and thermoplastic composition comprising the metal salt of malonic acid derivative compound having chemical formula (I).