| Patent Number |
Title Of Patent |
Date Issued |
| 4424322 |
Process for producing polymers or copolymers of conjugated dienes |
January 3, 1984 |
| A process for producing polymers of a conjugated diene, copolymers of a conjugated diene and another conjugated diene, or copolymers of conjugated diene and a vinyl aromatic hydrocarbon, which comprises polymerizing the corresponding monomers in the presence of a complex initiator consis |
| 4413098 |
Isoprene-butadiene copolymer rubber having improved processing properties |
November 1, 1983 |
| An isoprene-butadiene copolymer rubber having improved processing properties which comprises a microstructure of the butadiene portion having from 70% to 90% of trans-1,4 linkage and from 2% to 8% of vinyl linkage, an isoprene content of from 3 to 25 wt %, and a styrene content of fr |
| 4332858 |
Multi-layer laminate comprising a modified styrene-butadiene block copolymer |
June 1, 1982 |
| A multi-layer laminate comprising at least one A-B double layer structure, characterized in that said layer A is a layer comprising at least one material selected from the group consisting of olefin polymers, polyamide polymers, acrylate polymers, polyether polymers, polycarbonate polyme |
| 4304881 |
Alkenyl aromatic resin composition having an excellent impact strength |
December 8, 1981 |
| An alkenyl aromatic resin composition having an excellent impact strength, which comprises (I) 100 parts by weight of a rubber-modified alkenyl aromatic resin containing from 2 to 35 wt. % of conjugated diolefin components, or a resinous mixture containing at least a component of the |
| 4292414 |
Process for the preparation of modified block copolymers |
September 29, 1981 |
| A process for preparing a modified block copolymer by graft-reacting at least one maleic acid compound with an aromatic vinyl compound/conjugated diene compound block copolymer containing at least one polymer block mainly composed of a conjugated diene compound and at least one polymer |
| 4195136 |
Impact-resistant styrene resin composition |
March 25, 1980 |
| The disclosure relates to a resin composition comprising (A) 75-98 parts by weight of a block copolymer mixture of vinyl aromatic hydrocarbon and conjugated diolefin and (B) 25-2 parts by weight of an impact-resistant styrene resin, characterized in that said copolymer mixture (A) is a |
| 4183877 |
High-impact polystyrene composition and production thereof |
January 15, 1980 |
| High-impact polystyrene composition is produced by radical polymerization, e.g. bulk or bulk-suspension polymerization, of styrene having dissolved therein 2 to 20% by weight of one or more polybutadienes prepared by solution polymerization using an organic lithium compound as catalyst, |
