RICHARD L WHITEHEAD
Electrician at Staples St, Houston, TX
License number
Texas 70610
Expiration Date
Feb 21, 2018
Category
Apprentice Electrician
Address
Address
2922 Staples St, Houston, TX 77026
Phone
(832) 885-3888
Professional information
Owner, Resteel
Position:
Owner at resteel
Location:
Houston, Texas Area
Industry:
Construction
Work:
resteel
-
Owner
Rubberless High Impact Polypropylene
US Patent:
4536537, Aug 20, 1985
Filed:
Jun 21, 1984
Appl. No.:
6/623049
Inventors:
G. Bruce Klingensmith - Houston TX
Richard O. Whitehead - Houston TX
Thair L. Higgins - El Cerrito CA
Richard O. Whitehead - Houston TX
Thair L. Higgins - El Cerrito CA
Assignee:
Shell Oil Company - Houston TX
International Classification:
C08K 501
US Classification:
524481
Abstract:
Blends of propylene homopolymers, linear low density ethylene copolymers and certain plasticizer oils possess extremely good impact resistance at low temperatures (-30. degree. C. ) along with good stiffness and blush.
Styrenic Impact Polymers
US Patent:
4267283, May 12, 1981
Filed:
Jun 16, 1980
Appl. No.:
6/159712
Inventors:
Richard O. Whitehead - Houston TX
Assignee:
Shell Oil Company - Houston TX
International Classification:
C08L 5300
US Classification:
525 89
Abstract:
Vinyl aromatic compositions having improved impact and toughness are disclosed comprising interpolymers containing a mixture of a certain tapered S'B'S' copolymer and a certain SBS block copolymer with a poly(monovinyl aromatic) compound.
Impact Polymers
US Patent:
4294937, Oct 13, 1981
Filed:
Jun 18, 1979
Appl. No.:
6/049840
Inventors:
Richard O. Whitehead - Houston TX
Assignee:
Shell Oil Company - Houston TX
International Classification:
C08L 906, C08L 5302
US Classification:
525 99
Abstract:
Vinyl aromatic compositions having improved impact and toughness are disclosed comprising interpolymers containing a mixture of a polybutadiene rubber with a specific styrene-butadiene two-block copolymer and a poly(monovinylaromatic) compound.