1
Guerino G Sacripante, Daniel A Foucher, J Stephen Kittelberger, Dongming Li, Marko D Saban, Alan E J Toth, Robert D Bayley: Polyester process. Xerox Corporation, E O Palazzo, May 16, 2000: US06063827 (174 worldwide citation)

A process for the preparation of an unsaturated polyester which comprises (i) reacting an organic diol with a cyclic akylene carbonate in the presence of a first catalyst to thereby form a polyalkoxy diol, and (ii) optionally adding thereto a further amount of cyclic alkylene carbonate in the presen ...


2
Dongming Li, Dennis George Peiffer, Chester W Elspass, Hsien Chang Wang: Rubber toughened thermoplastic resin nano composites. Exxon Chemical Patents, Myron B Kurtzman, Brent M Peebles, Joseph F Reidy, May 9, 2000: US06060549 (96 worldwide citation)

Toughened nanocomposite materials are prepared based on a blend of one or more thermoplastic engineering resins, e.g., nylon, a functionalized, e.g. brominated, copolymer of a C.sub.4 -C.sub.7 isomonoolefin, e.g. isobutylene, and a para-alkylstyrene, e.g. para-methylstyrene, and further contain a un ...


3
John James Ianni, J Stephen Kittelberger, Daniel Andrew Harrington, Eugene Frederick Young, Hui Chang, Nilmarie Santos Roman, Dennis J O&apos Keefe, Joseph Louis Leonardo, Paul Lynn Jacobs, Kiran B Sheth, Dongming Li, Louis Joseph Kurtic Jr, Robert Edward Lutz, Yelena Lipovetskaya: Cross-linked polyester toners and process of making such toners. Xerox Corporation, Eugene O Palazzo, Oliff & Berridge, March 19, 2002: US06359105 (35 worldwide citation)

Cross-linked toner resin having linear portions and cross-linked portions of high density microgel particles, where the toner resin is an unsaturated polyester resin, is prepared using a liquid chemical initiator such as 1,1-bis(t-butyl peroxy)-3,3,5-trimethylcyclohexane so that the cross-linked res ...


4
William H Hollenbaugh Jr, Hui Chang, Samir Kumar, Scott M Silence, Amy L Stamp, Susan J Lafica, Gerardo Leute, Juan A Morales Tirado, Dongming Li: Toner and developer providing offset lithography print quality. Xerox Corporation, Eugene O Palazzo, Oliff & Berridge, December 4, 2001: US06326119 (29 worldwide citation)

A method of forming a toner having controlled properties for use in a developer composition finding particular use in a hybrid scavengeless development scheme includes feeding at least one binder and at least one colorant into a mixing device at a feed ratio, upon exit of the mixture from the mixing ...


5
Porter C Shannon, Rakesh Kumar, Pradeep Pandurang Shirodkar, Fred David Ehrman, Mark B Davis, Keith Wesley Trapp, Dongming Li: Polyethylene films. Univation Technologies, Kevin M Faulkner, April 12, 2005: US06878454 (24 worldwide citation)

A film comprising a polyethylene composition, the polyethylene composition in one embodiment comprising a high molecular weight component having a weight average molecular weight of greater than 50,000 amu and a low molecular weight component having a weight average molecular weight of less than 50, ...


6
Hui Chang, Dongming Li, Joseph L Leonardo, Yelena Lipovetskaya, Laura A Williams: Method for controlling melt rheology of resin mixtures. Xerox Corporation, Robert Thompson, July 15, 2003: US06593053 (16 worldwide citation)

A process including: introducing and continuously melt mixing in an extruder a mixture of a first resin feed and a second resin feed; measuring within the extruder the melt rheology of the resulting melt mixture of the first and second resins; determining the relative ratio of the first resin and a ...


7
Jean M J Frechet, Dongming Li, Kenneth William Powers, Hsien Chang Wang, Donald Andrew White: Interpolymer cures of blends comprising halogenated isoolefin/para-alkylstyrene elastomers and unsaturated elastomers. Exxon Chemical Patents, Myron B Kurtzman, Frank E Reid, August 12, 1997: US05656694 (11 worldwide citation)

Vulcanizable blends containing a halogenated copolymer of a C.sub.4 -C.sub.7 isomonoolefin and para-alkylstyrene mixed with one or more olefinically unsaturated elastomeric polymers are disclosed. Cure is preferably effected using zinc stearate as a curative at levels below about 3.0 phr which gives ...


8
Stephen P Jaker, Sun Chueh Kao, Dongming Li, Daniel P Zilker Jr, Ching Tai Lue: Bimodal polyethylene compositions for blow molding applications. Univation Technologies, June 19, 2012: US08202940 (10 worldwide citation)

Bimodal polyethylene compositions and methods for making the same are provided. In at least one specific embodiment, the bimodal polyethylene composition can include a high molecular weight component having a weight average molecular weight (Mw) of from about 400,000 to about 950,000. The bimodal po ...


9
Stephen P Jaker, Sun Cheuh Kao, Dongming Li, Daniel P Zilker Jr, Ching Tai Lue: Bimodal polyethylene compositions for blow molding applications. Univation Technologies, Kristina Leavitt, Jennifer A Schmidt, February 26, 2013: US08383730 (7 worldwide citation)

Bimodal polyethylene compositions and methods for making the same are provided. In at least one specific embodiment, the bimodal polyethylene composition can include a high molecular weight component having a weight average molecular weight (Mw) of from about 400,000 to about 950,000. The bimodal po ...


10
Mark G Goode, Rainer Kolb, Chi I Kuo, Tae Hoon Kwalk, Dongming Li, Ching Tai Lue, Francis C Rix, Daniel P Zilker Jr: Polyethylene compositions having improved properties. Univation Technologies, Jennifer A Schmidt, Kristina Leavitt, December 11, 2012: US08329835 (7 worldwide citation)

Polyethylene compositions having improved properties are provided. In one aspect, a polyethylene composition having a long chain branching index (g′avg) of 0.5 to 0.9; a Melt Flow Rate (MFR) of greater than (49.011×MI(−0.4304)), where MI is Melt Index; and a weight average molecular weight to number ...