General Electric Company

Sabic Global Technologies B.v.

T Tilak Raj

Jan-Pleun Lens

Jan Henk Kamps

Ravindra Vikram Singh

James Alan Mahood

Radhakrishna Arakali Srinivasarao

Umesh Krishna Hasyagar

Arakali Srinivasarao Radhakrishna

Subash Scindia

A S Radhakrishna

Subrahmanya Bhat K

AS Radhakrishna

K Subrahmanya Bhat

A polymer comprising structural units derived from a polycyclic dihydroxy compound of Formula (I) wherein R, Rand Rare independently at each occurrence selected from the group consisting of a cyano functionality, a halogen, an aliphatic functionality having 1 to 10 carbons, a cycloaliphatic functionality having 3 to 10 carbons, and an aromatic functionality having 6 to 10 carbons; wherein each occurrence of 'n', 'm', and &#x201c;p&#x201d; independently has a value of 0, 1, 2, 3, or 4; and wherein the polymer is substantially linear.

Polymers, polymer compositions, and method of preparation

Disclosed herein is a process for preparing a polymer comprising structural units derived from polycyclic dihydroxy compound having Formula (I), wherein Ris selected from the group consisting of a cyano functionality, a nitro functionality, an aliphatic functionality having 1 to 10 carbons, an aliphatic ester functionality having 2 to 10 carbons, a cycloaliphatic ester functionality having 4 to 10 carbons and an aromatic ester functionality having 4 to 10 carbons; Ris selected from the group consisting of a cyano functionality, a nitro functionality, an aliphatic ester functionality having 2 to 10 carbons, a cycloaliphatic ester functionality having 4 to 10 carbons and an aromatic ester functionality having 4 to 10 carbons; and each Rand R, at each occurrence, can be the same or different and are independently at each occurrence an aliphatic functionality having 1 to 10 carbons or a cycloaliphatic functionality having 3 to 10 carbons, 'n' is an integer having a value 0 to 4 and 'm' is an integer having a value 0 to 4. The process comprises subjecting a polycyclic dihydroxy compound of Formula (I) to polymerization.

Methods of polymer preparation using polycyclic dihydroxy compounds

A polymer comprises structural units derived from a polycyclic dihydroxy compound of Formula (I) 

Polymers, polymer compositions and method of preparation

A dihydroxy aromatic compound having a Formula (I) wherein Ris selected from the group consisting of a cyano functionality, a nitro functionality, an aliphatic functionality having 1 to 10 carbons, an aliphatic ester functionality having 2 to 10 carbons, a cycloaliphatic ester functionality having 4 to 10 carbons and an aromatic ester functionality having 4 to 10 carbons; Ris selected from the group consisting of a cyano functionality, a nitro functionality, an aliphatic ester functionality having 2 to 10 carbons, a cycloaliphatic ester functionality having 4 to 10 carbons and an aromatic ester functionality having 4 to 10 carbons; and each Rand R, at each occurrence, can be the same or different and are independently at each occurrence an aliphatic functionality having 1 to 10 carbons or a cycloaliphatic functionality having 3 to 10 carbons, 'n' is an integer having a value 0 to 4 and 'm' is an integer having a value 0 to 4.

Polycyclic dihydroxy compounds and methods for preparation

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Bengaluru, India

T Tilak Raj