CN105218773A - A kind of soft PU foam recipe - Google Patents

A kind of soft PU foam recipe Download PDF

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Publication number
CN105218773A
CN105218773A CN201510725897.9A CN201510725897A CN105218773A CN 105218773 A CN105218773 A CN 105218773A CN 201510725897 A CN201510725897 A CN 201510725897A CN 105218773 A CN105218773 A CN 105218773A
Authority
CN
China
Prior art keywords
soft
mass fraction
foam recipe
parts
elongation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510725897.9A
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Chinese (zh)
Inventor
蒋学功
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou New District Jiahe Plastics Co Ltd
Original Assignee
Suzhou New District Jiahe Plastics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou New District Jiahe Plastics Co Ltd filed Critical Suzhou New District Jiahe Plastics Co Ltd
Priority to CN201510725897.9A priority Critical patent/CN105218773A/en
Publication of CN105218773A publication Critical patent/CN105218773A/en
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C08G18/161—Catalysts containing two or more components to be covered by at least two of the groups C08G18/166, C08G18/18 or C08G18/22
    • C08G18/163—Catalysts containing two or more components to be covered by at least two of the groups C08G18/166, C08G18/18 or C08G18/22 covered by C08G18/18 and C08G18/22
    • C08G18/165—Catalysts containing two or more components to be covered by at least two of the groups C08G18/166, C08G18/18 or C08G18/22 covered by C08G18/18 and C08G18/22 covered by C08G18/18 and C08G18/24
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C08G18/22—Catalysts containing metal compounds
    • C08G18/24—Catalysts containing metal compounds of tin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143—Halogen containing compounds
    • C08J9/147—Halogen containing compounds containing carbon and halogen atoms only
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2101/00—Manufacture of cellular products
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
    • C08J2203/144—Perhalogenated saturated hydrocarbons, e.g. F3C-CF3
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/18—Binary blends of expanding agents
    • C08J2203/184—Binary blends of expanding agents of chemical foaming agent and physical blowing agent, e.g. azodicarbonamide and fluorocarbon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
    • C08J2375/08—Polyurethanes from polyethers

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

The invention discloses a kind of soft PU foam recipe, it is characterized in that, its raw material consists of: polyether glycol: 200-220 part; Tin catalyst: 0.5-0.7 part; Amine catalyst: 0.3-0.4 part; Isocyanic ester: 102-104 part; Freon-11: 20-25 part; Water: 8-8.5 part; Silicon oil surface activity agent: 2-2.5 part; Above-mentioned number is mass fraction.The correlated performance of the soft PU porous plastics of this formula preparation is: elongation is 165-170%, and compression set is 7-7.3%, and tensile strength is 0.085-0.09MPa, effectively improves the elongation of soft PU porous plastics.

Description

A kind of soft PU foam recipe
Technical field
The present invention relates to a kind of soft PU foam recipe.
Background technology
PU is the abbreviation of Polyurethane, and Chinese polyurethane(s) by name, is called for short urethane.Owing to only needing simple modification formula, just the physicalies such as different density, elasticity, rigidity be can obtain, glass fibre thermal insulation material, timber, traditional rubber products etc. substituted in a large number at present.
Traditional soft PU porous plastics, elongation is generally between 70-145%, and the present inventor, according to working experience for many years, improves existing formula, improves the elongation of soft PU porous plastics.
Summary of the invention
For the problems referred to above, the invention provides a kind of soft PU foam recipe, existing formula is improved, improve the elongation of soft PU porous plastics.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the present invention is achieved through the following technical solutions:
A kind of soft PU foam recipe, it is characterized in that, its raw material consists of:
Polyether glycol: 200-220 part;
Tin catalyst: 0.5-0.7 part;
Amine catalyst: 0.3-0.4 part;
Isocyanic ester: 102-104 part;
Freon-11: 20-25 part;
Water: 8-8.5 part;
Silicon oil surface activity agent: 2-2.5 part;
Above-mentioned number is mass fraction.
Preferably, the mass fraction of described polyether glycol is 210 parts, and the mass fraction of described isocyanic ester is 103 parts, and the mass fraction of described silicon oil surface activity agent is 2.3 parts.
Preferably, described water is distilled water, and the mass fraction of described distilled water is 8.3 parts.
The invention has the beneficial effects as follows: the correlated performance of the soft PU porous plastics of this formula preparation is:
Elongation is 165-170%, and compression set is 7-7.3%, and tensile strength is 0.085-0.09MPa, effectively improves the elongation of soft PU porous plastics.
Embodiment
Below in conjunction with specific embodiment, technical solution of the present invention is described in further detail, can better understand the present invention to make those skilled in the art and can be implemented, but illustrated embodiment is not as a limitation of the invention.
A kind of soft PU foam recipe, it is characterized in that, its raw material consists of:
Polyether glycol: 200-220 part;
Tin catalyst: 0.5-0.7 part;
Amine catalyst: 0.3-0.4 part;
Isocyanic ester: 102-104 part;
Freon-11: 20-25 part;
Water: 8-8.5 part;
Silicon oil surface activity agent: 2-2.5 part;
Above-mentioned number is mass fraction.
Preferably, the mass fraction of described polyether glycol is 210 parts, and the mass fraction of described isocyanic ester is 103 parts, and the mass fraction of described silicon oil surface activity agent is 2.3 parts.
Preferably, described water is distilled water, and the mass fraction of described distilled water is 8.3 parts.
The correlated performance of the soft PU porous plastics of this formula preparation is:
Elongation is 165-170%, and compression set is 7-7.3%, and tensile strength is 0.085-0.09MPa, effectively improves the elongation of soft PU porous plastics.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in the technical field that other are relevant, be all in like manner included in scope of patent protection of the present invention.

Claims (6)

1. a soft PU foam recipe, is characterized in that, its raw material consists of:
Polyether glycol: 200-220 part;
Tin catalyst: 0.5-0.7 part;
Amine catalyst: 0.3-0.4 part;
Isocyanic ester: 102-104 part;
Freon-11: 20-25 part;
Water: 8-8.5 part;
Silicon oil surface activity agent: 2-2.5 part;
Above-mentioned number is mass fraction.
2. the soft PU foam recipe of one according to claim 1, is characterized in that, the mass fraction of described polyether glycol is 210 parts.
3. the soft PU foam recipe of one according to claim 2, is characterized in that, the mass fraction of described isocyanic ester is 103 parts.
4. the soft PU foam recipe of one according to claim 3, is characterized in that, the mass fraction of described silicon oil surface activity agent is 2.3 parts.
5. the soft PU foam recipe of one according to claim 4, is characterized in that, described water is distilled water.
6. the soft PU foam recipe of one according to claim 5, is characterized in that, the mass fraction of described distilled water is 8.3 parts.
CN201510725897.9A 2015-11-02 2015-11-02 A kind of soft PU foam recipe Pending CN105218773A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510725897.9A CN105218773A (en) 2015-11-02 2015-11-02 A kind of soft PU foam recipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510725897.9A CN105218773A (en) 2015-11-02 2015-11-02 A kind of soft PU foam recipe

Publications (1)

Publication Number Publication Date
CN105218773A true CN105218773A (en) 2016-01-06

Family

ID=54988092

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510725897.9A Pending CN105218773A (en) 2015-11-02 2015-11-02 A kind of soft PU foam recipe

Country Status (1)

Country Link
CN (1) CN105218773A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111253545A (en) * 2020-03-24 2020-06-09 重庆永迪高分子材料有限公司 Polyurethane soft water-stop foam and preparation method thereof
CN112552480A (en) * 2020-12-15 2021-03-26 无锡吉兴木桥高分子材料科技有限公司 Isocyanate composite material of polyurethane foam and preparation method thereof
CN113103560A (en) * 2021-04-14 2021-07-13 中国科学技术大学 High-strength polyurethane material and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1463997A (en) * 2002-06-12 2003-12-31 中国科学院山西煤炭化学研究所 Process for preparing flexible polyurethane foam plastic
CN101768250A (en) * 2009-12-25 2010-07-07 山东东大一诺威聚氨酯有限公司 High flame-retardant polyurethane composition and preparation method thereof
CN104672427A (en) * 2014-12-31 2015-06-03 上海馨源新材料科技有限公司 High-hardness polyurethane flexible foam for automotive interior parts and preparation method of foam

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1463997A (en) * 2002-06-12 2003-12-31 中国科学院山西煤炭化学研究所 Process for preparing flexible polyurethane foam plastic
CN101768250A (en) * 2009-12-25 2010-07-07 山东东大一诺威聚氨酯有限公司 High flame-retardant polyurethane composition and preparation method thereof
CN104672427A (en) * 2014-12-31 2015-06-03 上海馨源新材料科技有限公司 High-hardness polyurethane flexible foam for automotive interior parts and preparation method of foam

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111253545A (en) * 2020-03-24 2020-06-09 重庆永迪高分子材料有限公司 Polyurethane soft water-stop foam and preparation method thereof
CN112552480A (en) * 2020-12-15 2021-03-26 无锡吉兴木桥高分子材料科技有限公司 Isocyanate composite material of polyurethane foam and preparation method thereof
CN113103560A (en) * 2021-04-14 2021-07-13 中国科学技术大学 High-strength polyurethane material and preparation method thereof
CN113103560B (en) * 2021-04-14 2022-05-13 中国科学技术大学 High-strength polyurethane material and preparation method thereof

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RJ01 Rejection of invention patent application after publication

Application publication date: 20160106

RJ01 Rejection of invention patent application after publication