Indicative Spot Benchmarks
Reliance Repol PP₹122.20/kg+0.2%
Reliance Relene HDPE₹130.00/kg+0.2%
GAIL G-Lex LLDPE₹124.30/kg+0.2%
Finolex PVC K-67₹110.70/kg+0.3%
Reliance Relpet PET₹116.80/kg+0.3%
SABIC Lexan PC₹262.00/kg+0.2%
BASF Ultramid PA6₹307.00/kg+0.2%
LG Chem ABS₹178.00/kg+0.2%
Circular rPET Flakes₹95.40/kg+0.4%
Brent Crude Oil$95.60/bbl+0.2%
Indian EPR Credit (Rigid)₹2,980/ton+0.7%
Reliance Repol PP₹122.20/kg+0.2%
Reliance Relene HDPE₹130.00/kg+0.2%
GAIL G-Lex LLDPE₹124.30/kg+0.2%
Finolex PVC K-67₹110.70/kg+0.3%
Reliance Relpet PET₹116.80/kg+0.3%
SABIC Lexan PC₹262.00/kg+0.2%
BASF Ultramid PA6₹307.00/kg+0.2%
LG Chem ABS₹178.00/kg+0.2%
Circular rPET Flakes₹95.40/kg+0.4%
Brent Crude Oil$95.60/bbl+0.2%
Indian EPR Credit (Rigid)₹2,980/ton+0.7%
Daily Polymer Intelligence · SUNDAY, 18 OCTOBER 2026

What Happened Today in
Plastics & Polymers

Curated daily breakthroughs in Indian manufacturing, EPR policies, biopolymer patents, and global research — connected directly to your B.Tech syllabus.

6Stories Live
24/7Verified News
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DCPC Confirms Accelerated BIS License Inspections for Foreign Polymer Suppliers Under QCO Directive
PolicyIndia
📸 Bureau of Indian Standards (BIS) Testing Directorate
PolicyDepartment of Chemicals & Petrochemicals (DCPC) & Bureau of Indian Standards (BIS) · 08:00 am IST

DCPC Confirms Accelerated BIS License Inspections for Foreign Polymer Suppliers Under QCO Directive

The Department of Chemicals and Petrochemicals (DCPC) and the Bureau of Indian Standards (BIS) concluded an inter-ministerial review accelerating overseas manufacturing unit audits for major engineering thermoplastics (IS 14434 for Polycarbonate and IS 14882 for Polyacetal/POM). With over 140 foreign resin producer applications processed, the directive ensures domestic electrical and automotive tier-1 compounders face zero supply disruptions while upholding strict heavy metal and mechanical benchmark compliance.

Connect to LessonRead Full Source
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Reliance & OPaL Announce Strong Pre-Diwali Polymer Despatches; Raffia and LLDPE Lead High-Volume Offtake
IndiaIndia
📸 Reliance Industries Hazira & OPaL Dahej Petrochemical Complex
India07:30 am IST

Reliance & OPaL Announce Strong Pre-Diwali Polymer Despatches; Raffia and LLDPE Lead High-Volume Offtake

Reliance Industries (RIL) and ONGC Petro additions Limited (OPaL) reported robust weekend logistics dispatch volumes from Hazira, Jamnagar, and Dahej petrochemical complexes. Repol PP Raffia traded steady at ₹122.20/kg and Relene LLDPE film at ₹124.30/kg Ex-Works, supported by uninterrupted plant operating rates and pre-Diwali wholesale inventory building across northern and western consumer packaging hubs.

Syllabus Link →Source
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Indian Auto Compounders Validate PBT/ASA Blends for Autonomous Radar and Sensor Transceiver Radomes
InnovationIndia
📸 Automotive Research Association of India (ARAI) Pune
Innovation07:00 am IST

Indian Auto Compounders Validate PBT/ASA Blends for Autonomous Radar and Sensor Transceiver Radomes

Tier-1 automotive component suppliers in Pune and Gurugram validated high-frequency transparent Polybutylene Terephthalate (PBT) blended with Acrylonitrile Styrene Acrylate (ASA). Offering stable low dielectric constant (Dk 2.9 at 77 GHz) and superior weatherability, the material replaces conventional metals in millimeter-wave ADAS radar brackets and front grille sensor housings.

Syllabus Link →Source
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CSIR-NCL Pune & CIPET Synthesize High-Barrier Enzymatic PHBV Films for Extended Shelf-Life Produce Packaging
BioplasticsIndia
📸 CSIR-National Chemical Laboratory Pune
Bioplastics06:30 am IST

CSIR-NCL Pune & CIPET Synthesize High-Barrier Enzymatic PHBV Films for Extended Shelf-Life Produce Packaging

Biopolymer researchers at CSIR-National Chemical Laboratory (NCL) Pune in partnership with CIPET Ahmedabad synthesized microbial poly(hydroxybutyrate-co-hydroxyvalerate) (PHBV) films integrated with food-grade bio-active thymol nano-emulsions. The films showed a 50% reduction in water vapor transmission rate (WVTR) and extended the refrigerated shelf-life of post-harvest fresh fruits by 8 days while remaining home-compostable within 45 days.

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Brent Crude Closes Week Above $95.60/bbl; Northeast Asian Ethylene Holds Firm at $910/MT CFR
MarketGlobal
📸 S&P Global Commodity Insights Energy Desk
Market06:00 am IST

Brent Crude Closes Week Above $95.60/bbl; Northeast Asian Ethylene Holds Firm at $910/MT CFR

Global crude oil benchmarks settled firmly at $95.60/bbl on continued geopolitical risk margins and robust product demand. Northeast Asian spot ethylene held steady at $910/MT CFR, setting a firm feedstock floor that keeps Indian derivative polyolefin import parity elevated and reinforces domestic producer margin spreads.

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State Irrigation & Urban Water Supply Projects Sustain Peak Demand for PVC K-67 Pipe Resin
IndiaIndia
📸 Finolex Industries Ratnagiri & Chemplast Sanmar
India05:30 am IST

State Irrigation & Urban Water Supply Projects Sustain Peak Demand for PVC K-67 Pipe Resin

Finolex Industries, Chemplast Sanmar, and DCW reported peak weekend deliveries of suspension PVC K-67 quoting at ₹110.70/kg Ex-Plant. Expanding agricultural drip irrigation projects in Maharashtra, Andhra Pradesh, and Karnataka coupled with urban drainage pipeline renewals continue to absorb high domestic production volumes.

Syllabus Link →Source
Daily Executive DigestLive Analysis

India Expansion: 5 reports highlight Reliance, GAIL, and ISRO carbon composite & PP infrastructure investments.

EPR & Circularity: 1 updates emphasize chemical pyrolysis recycling facilities and strict MoEFCC EPR credit mandates.

Engineering Grades: Growing demand for high-heat automotive polyamides and bioplastics across EV battery packs.

📜 On This Day (1974)

Paul J. Flory Awarded Nobel Prize in Chemistry for Macromolecular Physical Chemistry

In October 1974, the Royal Swedish Academy of Sciences awarded the Nobel Prize in Chemistry to Paul J. Flory for his fundamental theoretical and experimental achievements in the physical chemistry of macromolecules, establishing the Flory-Huggins solution theory, chain conformation statistics, and the theta state concept essential to all polymer physics.

Shop-Floor Quick Tips
Clamping Tonnage FormulaInjection Moulding

Clamp (Ton) = Projected Area (cm²) × Cavity Pressure (bar) / 1000. Add 15% safety factor for high-speed cycles.

MFI vs. Shear ViscosityRheology

MFI measures single-point low-shear flow. Under high shear rates in mould gates, pseudo-plastic polymers thin non-linearly.

Hygroscopic Resin DryingMaterials

Nylon, PET, and Polycarbonate MUST be dried with desiccant dryers (-40°C dew point) to prevent hydrolytic degradation.

Indicative Polymer BenchmarksEducational & Project Reference Figures
Indicative (Educational)
⚠️ Educational Reference Notice: These figures represent indicative market benchmark ranges for CIPET curriculum exercises and mould costing projects. They do not constitute real-time financial trading quotes.
Polypropylene (PP)₹122.20/kg
Reliance Repol · H030SG (Raffia)+0.2%
📍 Hazira/Dahej
HDPE₹130.00/kg
Reliance Relene · F5400 (Film / Blow)+0.2%
📍 Mumbai Ex-Plant
LLDPE₹124.30/kg
GAIL G-Lex · F2001 (Film Grade)+0.2%
📍 Pata Plant
PVC Suspension₹110.70/kg
Finolex / DCW · K-67 (Pipe Grade)+0.3%
📍 Ratnagiri
PET Bottle Grade₹116.80/kg
Reliance Relpet · AS01 (IV 0.80)+0.3%
📍 Silvassa
Polycarbonate (PC)₹262.00/kg
SABIC India · Lexan 141R (Moulding)+0.2%
📍 Nhava Sheva
Polyamide 6 (Nylon)₹307.00/kg
BASF India · Ultramid B3S (Natural)+0.2%
📍 Thane
ABS Resin₹178.00/kg
LG Chem / Bhansali · HI-121 (Injection)+0.2%
📍 Satnoor
Circular rPET₹95.40/kg
EPR Recyclers India · Food-Contact Flakes+0.4%
📍 Delhi NCR
Circular rHDPE₹89.80/kg
EPR Recyclers India · Blue Drum Granules+0.4%
📍 Ahmedabad
Prices updated daily aligned with Platts, ICIS & RIL/GAIL circulars.
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