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Title: Self-regulating chemo-mechano-chemical systems

Patent ·
OSTI ID:1357508

A chemo-mechano-chemical (C.sub.1-M-C.sub.2) system includes a base supporting an actuatable structure, said structure comprising a functionalized portion and being embedded in an environmentally responsive gel capable of volume change in response to an environmental stimulus; a first fluid layer disposed over the base and in contact with the actuatable structure, said first fluid layer comprising the environmentally responsive gel; and a second fluid layer in contact with the actuatable structure, wherein the layers are positioned such that the functionalized portion is in contact with the second layer in a first relaxed state and in contact with the first layer in a second actuated state and wherein the functionalized portion interacts with at least one of the layers to provide a chemical or physical response.

Research Organization:
Harvard Univ., Cambridge, MA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
SC0005247
Assignee:
President and Fellows of Harvard College (Cambridge, MA)
Patent Number(s):
9,651,548
Application Number:
14/268,561
OSTI ID:
1357508
Resource Relation:
Patent File Date: 2014 May 02
Country of Publication:
United States
Language:
English

References (9)

Emerging applications of stimuli-responsive polymer materials journal January 2010
Poly(N-isopropylacrylamide): experiment, theory and application journal January 1992
Synthetic homeostatic materials with chemo-mechano-chemical self-regulation journal July 2012
Thermoresponsive Polymers for Biomedical Applications journal August 2011
Assembly and deposition of materials using a superhydrophobic surface structure patent January 2015
Hydrogel-actuated integrated responsive systems (HAIRS): Moving towards adaptive materials journal December 2011
Thermally on-off switching polymers for drug permeation and release journal January 1990
pH-Responsive Gels of Hydrophobically Modified Poly(acrylic acid) journal December 1997
Biomimetic behavior of synthetic particles: from microscopic randomness to macroscopic control journal January 2010

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