公开(公告)号：DE69507522D1

公开(公告)日：1999-03-11

申请号：DE69507522

申请日：1995-03-22

Applicant: PHILLIPS PETROLEUM CO

Inventor： DEPORTER CRAIG D ,  FARRAR RALPH C ,  STACY NATHAN A ,  MOCZYGEMBA GEORGE A

IPC: C08F297/04

Abstract: Preparing a polymer comprises: sequentially contacting under polymerisation conditions and in the presence of a randomiser; (a) a monovinylaromatic monomer and an initiator; (b) an initiator and a monovinylaromatic monomer; (c) a conjugated diene;(d) an initiator and a mixt. of monovinylaromatic monomer and conjugated diene monomer; (e) a conjugated diene; and (f) a coupling agent; and wherein no more than three initiator charges are present. Also claimed are: Copolymers produced as above. Articles made from the above polymer.

公开(公告)号：ES2127957T3

公开(公告)日：1999-05-01

申请号：ES95104209

申请日：1995-03-22

Applicant: PHILLIPS PETROLEUM CO

Inventor： DEPORTER CRAIG D ,  FARRAR RALPH C ,  STACY NATHAN A ,  MOCZYGEMBA GEORGE A

IPC: C08F297/04

Abstract: Preparing a polymer comprises: sequentially contacting under polymerisation conditions and in the presence of a randomiser; (a) a monovinylaromatic monomer and an initiator; (b) an initiator and a monovinylaromatic monomer; (c) a conjugated diene;(d) an initiator and a mixt. of monovinylaromatic monomer and conjugated diene monomer; (e) a conjugated diene; and (f) a coupling agent; and wherein no more than three initiator charges are present. Also claimed are: Copolymers produced as above. Articles made from the above polymer.

公开(公告)号：DE69507522T2

公开(公告)日：1999-06-24

申请号：DE69507522

申请日：1995-03-22

Applicant: PHILLIPS PETROLEUM CO

Inventor： DEPORTER CRAIG D ,  FARRAR RALPH C ,  STACY NATHAN A ,  MOCZYGEMBA GEORGE A

IPC: C08F297/04

Abstract: Preparing a polymer comprises: sequentially contacting under polymerisation conditions and in the presence of a randomiser; (a) a monovinylaromatic monomer and an initiator; (b) an initiator and a monovinylaromatic monomer; (c) a conjugated diene;(d) an initiator and a mixt. of monovinylaromatic monomer and conjugated diene monomer; (e) a conjugated diene; and (f) a coupling agent; and wherein no more than three initiator charges are present. Also claimed are: Copolymers produced as above. Articles made from the above polymer.

公开(公告)号：AT176251T

公开(公告)日：1999-02-15

申请号：AT95104209

申请日：1995-03-22

Applicant: PHILLIPS PETROLEUM CO

Inventor： DEPORTER CRAIG D ,  FARRAR RALPH C ,  STACY NATHAN A ,  MOCZYGEMBA GEORGE A

IPC: C08F297/04

Abstract: Preparing a polymer comprises: sequentially contacting under polymerisation conditions and in the presence of a randomiser; (a) a monovinylaromatic monomer and an initiator; (b) an initiator and a monovinylaromatic monomer; (c) a conjugated diene;(d) an initiator and a mixt. of monovinylaromatic monomer and conjugated diene monomer; (e) a conjugated diene; and (f) a coupling agent; and wherein no more than three initiator charges are present. Also claimed are: Copolymers produced as above. Articles made from the above polymer.