Insights · tech brief

Thermal Control Coatings in India: A Nascent Patent Base and Thin Startup Activity

India's space ambitions are rising, but our data shows few domestic patent-holding startups in thermal control coatings, a critical technology for satellites and spacecraft.

Published 20 Jul 2026

Patents in dataset: 3
Companies in dataset (profile match): 0
Patent-holding startups: 0
Sector funding: None recorded

What it is

Thermal control coatings (TCC) are engineered surfaces that manage heat by precisely balancing solar energy absorption and infrared emission. They keep spacecraft, satellites, and high-temperature industrial parts within safe operating limits, even in the vacuum of space.

White coatings reflect sunlight and radiate heat efficiently, ideal for external surfaces that must stay cool. Black coatings absorb and emit heat, used for internal temperature equalization or high-heat components. The coatings are applied via spraying, anodizing, or thermal spray and must withstand atomic oxygen, UV radiation, and extreme thermal cycling.

The value chain

The value chain spans raw material supply, formulation, application, and end use. Margins and defensibility concentrate in proprietary coating formulations and application know-how, where radiative properties and space durability are tightly controlled.

Upstream: Raw materials — resins, solvents, pigments, and specialty minerals tailored for thermal control properties.
Midstream: Coating formulation and manufacturing — companies like MAP SPACE COATINGS, SOCOMORE, and Acktar produce TCCs with precise solar absorptance and infrared emissivity.
Downstream: Application and integration — coatings are sprayed or anodized onto spacecraft surfaces by integrators and aerospace OEMs.
End use: Space agencies, satellite operators, and aerospace firms (NASA, SpaceX, Boeing) rely on TCCs for mission-critical thermal management.

Where it's heading

Globally, the spacecraft TCC market is projected to grow from US$ 50 million in 2024 to US$ 110 million by 2031, a 12.1% CAGR (Valuates Reports). Broader thermal spray and barrier coating markets are also expanding, driven by aerospace and automotive demand for fuel efficiency and performance (GM Insights).

India's space sector is accelerating, with ISRO and private players planning more frequent satellite launches. This will increase domestic demand for space-grade thermal control coatings, though no India-specific market data is available.

Rising satellite constellations and deep-space missions are driving demand for durable, low-outgassing TCCs (OpenPR).
Smart coatings integrating thermochromic and phase-change materials are emerging for dynamic thermal regulation (LinkedIn).
Space-durable coatings that resist atomic oxygen and UV degradation remain a critical need (Modus Advanced, Acktar).
India's expanding space program creates a pull for indigenous TCC capabilities, but local supply chains are still nascent.

The opportunity in India

Our dataset maps just three patents to thermal control coatings in India, and no deep-tech company profiles explicitly reference this technology. No patent-holding startups appear in our data. This points to a wide-open field, not a crowded one.

The thin patent base and absence of visible startups suggest that India's TCC innovation is largely confined to government labs or not yet captured in commercial filings. With the country's satellite launch cadence rising, there is a clear white space for ventures that can formulate space-qualified coatings or develop application processes locally.

Global suppliers dominate the market today, but import substitution and mission-specific customization could create defensible niches for Indian deep-tech firms. The gap is especially acute in high-emissivity, low-absorptance coatings for external spacecraft surfaces.

India signal: patents, startups, capital

India's patent footprint in thermal control coatings is minimal. Our data identifies only three patents mapped to this technology. Because Indian patents remain confidential for about 18 months after filing, the most recent years are understated — but the overall stock is low.

No companies in our dataset reference thermal control coatings in their profiles, and no startups hold related patents. Sector funding data is not available, reflecting the early-stage nature of this niche in India.

The combination of a thin patent base, absent startup activity, and no recorded venture funding highlights a significant gap. For founders and investors, the opportunity lies in building India's first dedicated TCC venture, leveraging the country's growing space economy.

Knowledge graph

How the technologies, companies and players in this briefing connect.

technology

Thermal Control Coatings

sector

Spacecraft & SatellitesAerospaceAutomotive

application

Satellite Thermal ManagementTurbine Blades

company

MAP SPACE COATINGSAcktarSOCOMOREOerlikon Metco

Thermal Control Coatings applied_in Spacecraft & Satellites
Thermal Control Coatings applied_in Aerospace
Thermal Control Coatings applied_in Automotive
Thermal Control Coatings enables Satellite Thermal Management
Thermal Control Coatings enables Turbine Blades
MAP SPACE COATINGS manufactures Thermal Control Coatings
Acktar manufactures Thermal Control Coatings
SOCOMORE manufactures Thermal Control Coatings
Oerlikon Metco manufactures Thermal Control Coatings

In our data

Technologies

thermal control coatings

Sources

This briefing is AI-generated from Deeptech Navigator's patent and startup data and lightly reviewed before publishing. Treat it as a starting point, not professional advice — figures are directional, so verify before relying on any number. The platform takes no responsibility for decisions made on it.

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