Gel composition
US9339446B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 14, 2010 |
| Grant date | May 17, 2016 |
| Priority date | — |
| Expiry date | Jun 14, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q17/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A gel, comprising: an ester and a polymer having at least one of the following rigid block groups; polystyrene, polyethylene, polyvinyl chloride, and phenolics as well as one elastic block that is a member of the group consisting of ethylene/butadiene copolymers, polyisoprene, polybutadiene, ethylene/propylene copolymers, or ethylene-propylene/diene copolymers, wherein the polymer is either triblock copolymers, star polymers, radial polymers, multi-block copolymers, or combinations thereof, wherein the composition is substantially free of mineral oils; wherein the ester's chemical formula is:Wherein n=1, 2, 3, and 4, and R1 represents a member of the group consisting of: hydrogen, hydrocarbyl, phenyl, methoxyphenyl, alkylphenyl, substituted alkyl, and substituted phenyl; R2 represents a member of the group consisting of: hydrogen, hydrocarbyl, phenyl, methoxyphenyl, alkylphenyl, substituted alkyl, substituted phenyl, alkylene, phenylene, substituted alkylene, and substituted phenylene, and R3 represents a member of the group consisting of: alkylene, phenylene, substituted alkylene, or substituted phenylene, and wherein R4, R5, R6 all represent a member of the group consisting of: a…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.