About 392 results
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https://drivepatents.com/patents/973240 · 25 Jun 2014
Provided are an antiozonant for polymers capable of providing excellent ozone resistance, and an ozone resistant rubber composition and an ozone resistant tire formed using the antiozonant. The present invention relates to an antiozonant for polymers, incl...
https://drivepatents.com/patents/973572 · 18 Jun 2014
The present invention provides a rubber composition for a sidewall or base tread, which offers good flex crack growth resistance, crack initiation resistance, durability, and fuel economy despite the use of a softener derived from non-petroleum resources; ...
https://drivepatents.com/patents/973874 · 11 Jun 2014
The present invention provides a rubber composition for tires capable of improving handling stability, fuel economy, wet grip performance, elongation at break, and abrasion resistance together while maintaining the balance between them. The present inventi...
https://drivepatents.com/patents/973859 · 11 Jun 2014
Provided are: a rubber composition that improves fuel economy, wet grip performance, and dry grip performance together while maintaining the balance between them; and a pneumatic tire whose component (particularly tread) includes the rubber composition. Th...
https://drivepatents.com/patents/974232 · 4 Jun 2014
The present invention provides carbon black, the standard deviation à of aggregate size distribution of which is obtained by a light scattering method using an ultraviolet ray, the standard deviation à satisfying the expression (1) : Ã< -48.7 × (24M4DB...
https://drivepatents.com/patents/974057 · 4 Jun 2014
A rubber composition is disclosed comprising a blend of, based on parts by weight per 100 parts by weight rubber (phr), where the term rubber excludes syndiotactic polybutadiene polymer: (A) a polymer alloy comprising 2 to 50 parts by weight of a dispersio...
https://drivepatents.com/patents/974683 · 21 May 2014
Provided is a developing roller for stably outputting even images having high quality and excellent durability even after the roller is left over long in a severe high-temperature high-humidity environment. Also provided are a process cartridge and an elec...
https://drivepatents.com/patents/974681 · 21 May 2014
Provided are a rubber composition for a tread, capable of improving the fuel economy and abrasion resistance in a balanced manner while achieving a good appearance and a good cure rate; and a pneumatic tire containing the rubber composition. The present in...
https://drivepatents.com/patents/974649 · 21 May 2014
A rubber composition and a tire comprising such a rubber composition are disclosed. The rubber composition comprises, based on parts by weight per 100 parts by weight of elastomer (phr): (A) cis 1,4-polyisoprene rubber; (B) from 1 to 10 phr of at least one...
https://drivepatents.com/patents/974646 · 21 May 2014
A rubber composition and a tire comprising such a rubber composition is disclosed. The rubber composition comprises, based on parts by weight per 100 parts by weight of elastomer (phr): (A) at least one conjugated diene-based elastomer, preferably includin...