My Y Dotrong

US Patent:

20070225443, Sep 27, 2007

Filed:

Nov 30, 2006

Appl. No.:

11/606722

Inventors:

Thomas Skelskey - Hilliard OH, US
Thomas Moy - Hilliard OH, US
Shoujie Li - Overland Park KS, US
Becky Bushong - Plain City OH, US
Michael Sumner - Dublin OH, US
Kevin Lambrych - North Shoreline WA, US
Timothy Pepper - Hilliard OH, US
David Hutchings - Dublin OH, US
Daniel Klein - Columbus OH, US
My Dotrong - Dublin OH, US
Terry Hammond - Columbus OH, US
R. Harvey - Worthington OH, US
Danny Hartinger - Hudson WI, US
Yulia Vasilieva - Dublin OH, US
John Martin - Columbus OH, US

Assignee:

Ashland Licensing and Intellectual Property LLC - Dublin OH

International Classification:

C08L 25/06

US Classification:

525107000, 525123000, 525158000, 524425000, 524436000, 524444000

Abstract:

A prepreg which is capable of being cured-in-place into a solid surface by irradiation, heating or a combination of the two is prepared. The cured-in-place solid surfaces can be used as veneer cladding for rigid substrates such as floor and wall tiles, kitchen and bath counter tops, sinks, cabinet door veneers, bath surrounds, architectural surfaces such as columns and roofs and the like.

US Patent:

51945193, Mar 16, 1993

Filed:

Dec 6, 1991

Appl. No.:

7/802928

Inventors:

My Dotrong - Dayton OH
Robert C. Evers - Dayton OH
George J. Moore - Dayton OH

Assignee:

The United States of America as represented by the Secretary of the Air
Force - Washington DC

International Classification:

C08L 7700
C08L 7706

US Classification:

525434

Abstract:

Fusible, rod-like, graft polymers and copolymers having repeating units of the formula: ##STR1## wherein x ranges from 0 to about 0. 97, y is 1-x, Y is a poly(etherketone) (PEK) or a poly(etheretherketone) (PEEK), and wherein Ba is a benzobisimidazole or benzobisthiazole moiety are provided. Also provided are methods for preparing the above polymers and copolymers, 2-(2,6-dimethylphenoxy)terephthalic acid and a method for preparing the latter.

US Patent:

52330176, Aug 3, 1993

Filed:

Mar 23, 1992

Appl. No.:

7/854731

Inventors:

My Dotrong - Dayton OH
Robert C. Evers - Dayton OH
Ronald C. Tomlinson - Maineville OH
Mark Sinsky - Akron OH

Assignee:

The United States of America as represented by the Secretary of the Air
Force - Washington DC

International Classification:

C08K 332

US Classification:

528332

Abstract:

Benzobisthiazole polymers with thiophene moieties having repeating units of the formula: --Bt--(--Tp--). sub. n -- wherein Bt is ##STR1## Tp is ##STR2## and n has a value of 1 to 3.

US Patent:

50667696, Nov 19, 1991

Filed:

Mar 23, 1990

Appl. No.:

7/498253

Inventors:

Robert C. Evers - Dayton OH
My Dotrong - Dayton OH

Assignee:

The United States of America as represented by the Secretary of the Air
Force - Washington DC

International Classification:

C08G 7532

US Classification:

528337

Abstract:

There is provided a para-ordered, rigid-rod aromatic heterocyclic copolymer having repeating groups of the formula: --Ba--Ar). sub. x (Ba--Fl). sub. 1. 0-x wherein x has a value of 0. 50 to 0. 99, Fl is a 2,7-fluorene moiety, Ar is a para-ordered arylene group and Ba is a benzazole group of the formula: ##STR1## wherein Y is S or O.

US Patent:

52645045, Nov 23, 1993

Filed:

Jul 20, 1992

Appl. No.:

7/917568

Inventors:

Robert C. Evers - Dayton OH
My Dotrong - Dayton OH

Assignee:

The United States of America as represented by the Secretary of the Air
Force - Washington DC

International Classification:

C08F28300

US Classification:

525535

Abstract:

There are provided fusible, rod-like graft copolymers having repeating units of the formula: ##STR1## wherein a ranges from about 0. 75 to 0. 97 and b is 1-a; wherein Z is a benzbisoxazole or benzbisthiazole moiety, wherein Ar is a linear phenylene or polyphenylene moiety, wherein Ar' is ##STR2## and wherein Y is a poly(etherketone) or a poly(etheretherketone), wherein the poly(etherketone) has repeating units of the formula ##STR3## wherein Q is a divalent phenylene or substituted phenylene moiety and c is an integer having a value of 1 to 4, and the poly(etheretherketone) has repeating units of the formula ##STR4## wherein Q' is a divalent phenylene or substituted phenylene moiety, d is an integer having a value of 1 to 4 and e is an integer having a value of 2 to 5. Also provided are methods for making these graft copolymers.

US Patent:

56102615, Mar 11, 1997

Filed:

Jun 30, 1995

Appl. No.:

8/505719

Inventors:

My Dotrong - Beavercreek OH
Minhhoa Dotrong - Beavercreek OH
Robert C. Evers - Dayton OH

Assignee:

The United States of America as represented by the Secretary of the Air
Force - Washington DC

International Classification:

C08G 63133

US Classification:

528184

Abstract:

High compressive strength, three-dimensional para-oriented benzobisoxazole polymers of the formula: ##STR1## wherein Q is ##STR2## and wherein Z represents repeating units of the formula: ##STR3##.

US Patent:

54261732, Jun 20, 1995

Filed:

Jul 18, 1994

Appl. No.:

8/282092

Inventors:

My Dotrong - Beavercreek OH
Minhhoa Dotrong - Beavercreek OH
Robert C. Evers - Dayton OH

Assignee:

The United States of America as represented by the Secretary of the Air
Force - Washington DC

International Classification:

C08G 6400

US Classification:

528370

Abstract:

A two-dimensional, rigid-rod polymer of the formula: ##STR1## wherein x, y and z each has a value of 5 to 40; wherein the sum of x, y and z is about 20 to 100; and wherein PBX is a repeating group of the formula: ##STR2## is prepared by the polycondensation of trimeric acid (TMA) ##STR3## with 4-[5-amino-6-hydroxybenzoxazol-2-yl]benzoic acid (ABA) ##STR4## in polyphosphoric acid (PPA).