Adiprene® LFP 850A

Category: PUR-Ether/PPDI , Polyurethane (Polyether, PPDI)
Manufacturer: Chemtura
Trademark: Adiprene®
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: rgRU5I_Adiprene-LFP-850A.pdf
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Message
ADIPRENE® LFP 850A is a PPDI-terminated polyether prepolymer having very low free PPDI content (typical < 0.1%) for easier management of health and safety during handling. ADIPRENE LFP 850A yields a high performance 85-90 Shore A hardness elastomer when cured with VIBRACURE® A 250.

The high performance features of ADIPRENE LFP 850A are due to PPDI (p-phenylene diisocyanate), a special building block that imparts exceptional properties to cast polyurethane elastomers. The unique combination of properties exhibited by PPDI-based prepolymers is superior to those available from standard prepolymers based on TDI or MDI.

Features of ADIPRENE LFP 850A include:
  • Low Free PPDI Content
  • Excellent Dynamics
  • Good Tensile/Tear Strength and Elongation
  • Excellent Resilience
  • Excellent Hydrolytic Resistance
General Information
Features
  • Good Tear Strength
  • High Tensile Strength
  • Hydrolytically Stable
  • Resilient
Processing Method
  • Casting
PhysicalNominal ValueUnitTest Method
Specific Gravity 1.04g/cm³ASTM D792
HardnessNominal ValueUnitTest Method
Durometer Hardness (Shore A)85 to 90ASTM D2240
MechanicalNominal ValueUnitTest Method
Compressive Strength ASTM D695
    5% Strain 1.45MPa
    10% Strain 2.59MPa
    15% Strain 3.65MPa
    20% Strain 5.10MPa
    25% Strain 6.89MPa
ElastomersNominal ValueUnitTest Method
Tensile Stress ASTM D412
    100% Strain 5.52MPa
    300% Strain 8.41MPa
Tensile Strength 43.4MPaASTM D412
Tensile Elongation (Break)700%ASTM D412
Tear Strength (Split)14kN/mASTM D470
Compression Set ASTM D395B
    70°C, 22 hr 37%
    100°C, 22 hr 51%
Bayshore Resilience 71%ASTM D2632
ThermosetNominal ValueUnit
Pot Life (100°C)10min
Post Cure Time (127°C)16hr
Additional InformationNominal ValueUnit
Dynamic Properties
    Storage Modulus : 30°C 1.60E+8dynes/cm²
    Storage Modulus : 150°C 1.50E+8dynes/cm²
    Tangent Delta : 30°C 0.00900
    Tangent Delta : 150°C 0.0200
Resin Grade Manufacturer Category Trademark
RTP VLF 80209 EM HS RTP Company Nylon 66 RTP
Ferro PP MPP40FA05NA Ferro Corporation PP, Unspecified Ferro PP
LG PVC LP090 LG Chem Ltd. PVC Homopolymer LG PVC
LUVOCOM® 1-8934/BL/L Lehmann & Voss & Co. Nylon 66 LUVOCOM®
Sylvin 5042N-105-NATURAL Sylvin Technologies Incorporated PVC, Unspecified Sylvin