Retinoid Adenosine Semi-Crystalline Polymer Composition

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Solution Overview

Problem

Current cosmetic compositions for addressing skin aging, particularly wrinkles and sagging skin, often require a long time to show visible effects due to the limitations of retinol and other anti-wrinkle active ingredients, necessitating a more immediate and effective solution.

Innovation Solution

A cosmetic or dermatological composition combining retinoids, non-phosphate adenosine compounds, and semi-crystalline polymers with crystallizable side chains, which work together to provide immediate and sustained anti-wrinkle effects by enhancing skin texture and camouflage of wrinkles.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If retinol is used as an anti-wrinkle active ingredient, then long-term effectiveness is achieved, but the level must be restricted for tolerance which limits effectiveness and only long-term results are visible

Engineering Contradiction:
Improveanti-wrinkle effectivenessVSAvoidtime to visible effect
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent combines retinol with adenosine and a semi-crystalline polymer in a single cosmetic composition. This merging allows the composition to provide both the long-term effectiveness of retinol and the immediate filling effect of the polymer, while adenosine enhances collagen production. The combination resolves the contradiction by delivering multiple mechanisms of action simultaneously.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention uses a composite formulation containing three distinct active ingredients (retinol, adenosine, and semi-crystalline polymer) that work synergistically. Each component contributes different properties: retinol for cell differentiation, adenosine for collagen stimulation, and the polymer for immediate structural filling. This composite approach allows the composition to overcome the limitations of individual ingredients.

Inventive Principle:
Principle #40Composite materials

2Reliability

If combinations of retinol with other anti-wrinkle active ingredients like adenosine are used, then effectiveness is enhanced, but the visible effect still only occurs after several days to weeks

Engineering Contradiction:
Improveanti-wrinkle effectivenessVSAvoidtime to visible effect
Core Design Contradiction:
ReliabilityVSDuration of action of moving object

Solution Approach 1:

The patent merges retinol, adenosine, and semi-crystalline polymer into a single composition that delivers both immediate and long-term anti-wrinkle effects. The polymer provides instant filling while retinol and adenosine work on collagen production and cell differentiation, achieving visible results much faster than retinol alone.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention changes the physical state parameters by incorporating a semi-crystalline polymer that can provide immediate structural support and filling effects. This physical parameter change (from molecular-level action to macroscopic structural filling) enables visible effects to appear immediately rather than after weeks of application.

Inventive Principle:
Principle #35Parameter changes

3Loss of time

If semi-crystalline polymer with crystallizable side chains is used, then immediate visible effect and skin smoothing are achieved, but the patent does not envisage its use in combination with retinoid and adenosine for reinforced anti-wrinkle effectiveness

Engineering Contradiction:
Improvetime to visible effectVSAvoidanti-wrinkle effectiveness
Core Design Contradiction:
Loss of timeVSReliability

Solution Approach 1:

The patent merges the semi-crystalline polymer with retinol and adenosine to create a synergistic composition. The polymer provides immediate filling and smoothing effects, while retinol and adenosine work on long-term collagen production and skin renewal. This combination achieves both immediate visible effects and sustained anti-wrinkle reliability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention creates a composite material system where the semi-crystalline polymer, retinol, and adenosine work together. The polymer's crystallizable side chains provide structural organization and immediate filling, while the biological actives provide cellular-level improvements. This composite approach achieves both immediate and long-term effectiveness simultaneously.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentEP2208510B1Cosmetic or dermatological composition comprising a retinoid, a non-phosphated compound based on adenosine and a semi-crystalline polymer
Publication Date: 2011.03.30 LOREAL SA
  • EP2208510B1 patent drawingFigure 1
  • EP2208510B1 patent drawing
  • EP2208510B1 patent drawing

AI summary

Cosmetic/dermatological composition comprises, in a medium, a retinoid or retinoid derivative, an adenosine-based non-phosphated compound, and a semicrystalline polymer with one or more crystallizable side chain(s). ACTIVITY : Dermatological. MECHANISM OF ACTION : None given.