Polymeric Additives

9/10/2010

Recent Articles and Patents

This is the www.maropolymeronline.com website. Links to recent articles and patents are kept here until they can added to the SPE Encyclopedia on the SPE server.  (Roger D. Corneliussen, 8/20/2010)

If the US Patent link doesn’t work,  click on US Patent Number Search and enter the patent number in the search box.  The date is the patent publication date.

To get to the abstract or article, paste the citation it into search engine search box(ex. Google). The article date is the Encyclopedia entry date.

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SPE Encyclopedia Current Awareness

Compounding

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7/6/2010

7,750,094
Adducts and curable compositions using same

Burns et al of Loctite and Henkel have improved the properties of thermosets including toughness with polymeric curing agents based on functionalized polyethers.

7,750,089
Dispersant viscosity modifiers based on diene-containing polymers

Kolp et al of Lubrizol have developed a dispsersant for fuels and lubricants in heavy duty diesel engines to keep soot dispersed and reduce viscosity increases. This dispersant consists of  isobutylene diene copolymers with 1 to 4 equivalents carboxylic acid groups per 1000 units combined with amines.

7,750,088
Cure system for chlorinated elastomer compositions and a method of curing chlorinated elastomer compositions

Laakso and Marchand’s crosslinking system consist of a polymercapto crosslinking agent, and inorganic base and a quaternary ammonium salt. 

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Roger D Corneliussen
Editor
Telephone: 610 363 9920
Fax: 610 363 9921
Email: cornelrd@bee.net
SPE Online Encyclopedia
www.maropolymeronline.com